diff options
| -rw-r--r-- | drivers/video/fbdev/Kconfig | 103 | ||||
| -rw-r--r-- | drivers/video/fbdev/Makefile | 5 | ||||
| -rw-r--r-- | drivers/video/fbdev/bf537-lq035.c | 891 | ||||
| -rw-r--r-- | drivers/video/fbdev/bf54x-lq043fb.c | 764 | ||||
| -rw-r--r-- | drivers/video/fbdev/bfin-lq035q1-fb.c | 864 | ||||
| -rw-r--r-- | drivers/video/fbdev/bfin-t350mcqb-fb.c | 669 | ||||
| -rw-r--r-- | drivers/video/fbdev/bfin_adv7393fb.c | 828 | ||||
| -rw-r--r-- | drivers/video/fbdev/bfin_adv7393fb.h | 319 | ||||
| -rw-r--r-- | include/linux/fb.h | 3 |
9 files changed, 1 insertions, 4445 deletions
diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig index 11e699f1062b..399573742487 100644 --- a/drivers/video/fbdev/Kconfig +++ b/drivers/video/fbdev/Kconfig @@ -580,109 +580,6 @@ config FB_VGA16 To compile this driver as a module, choose M here: the module will be called vga16fb. -config FB_BF54X_LQ043 - tristate "SHARP LQ043 TFT LCD (BF548 EZKIT)" - depends on FB && (BF54x) && !BF542 - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the framebuffer device driver for a SHARP LQ043T1DG01 TFT LCD - -config FB_BFIN_T350MCQB - tristate "Varitronix COG-T350MCQB TFT LCD display (BF527 EZKIT)" - depends on FB && BLACKFIN - select BFIN_GPTIMERS - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the framebuffer device driver for a Varitronix VL-PS-COG-T350MCQB-01 display TFT LCD - This display is a QVGA 320x240 24-bit RGB display interfaced by an 8-bit wide PPI - It uses PPI[0..7] PPI_FS1, PPI_FS2 and PPI_CLK. - -config FB_BFIN_LQ035Q1 - tristate "SHARP LQ035Q1DH02 TFT LCD" - depends on FB && BLACKFIN && SPI - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - select BFIN_GPTIMERS - help - This is the framebuffer device driver for a SHARP LQ035Q1DH02 TFT display found on - the Blackfin Landscape LCD EZ-Extender Card. - This display is a QVGA 320x240 18-bit RGB display interfaced by an 16-bit wide PPI - It uses PPI[0..15] PPI_FS1, PPI_FS2 and PPI_CLK. - - To compile this driver as a module, choose M here: the - module will be called bfin-lq035q1-fb. - -config FB_BF537_LQ035 - tristate "SHARP LQ035 TFT LCD (BF537 STAMP)" - depends on FB && (BF534 || BF536 || BF537) && I2C_BLACKFIN_TWI - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - select BFIN_GPTIMERS - help - This is the framebuffer device for a SHARP LQ035Q7DB03 TFT LCD - attached to a BF537. - - To compile this driver as a module, choose M here: the - module will be called bf537-lq035. - -config FB_BFIN_7393 - tristate "Blackfin ADV7393 Video encoder" - depends on FB && BLACKFIN - select I2C - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the framebuffer device for a ADV7393 video encoder - attached to a Blackfin on the PPI port. - If your Blackfin board has a ADV7393 select Y. - - To compile this driver as a module, choose M here: the - module will be called bfin_adv7393fb. - -choice - prompt "Video mode support" - depends on FB_BFIN_7393 - default NTSC - -config NTSC - bool 'NTSC 720x480' - -config PAL - bool 'PAL 720x576' - -config NTSC_640x480 - bool 'NTSC 640x480 (Experimental)' - -config PAL_640x480 - bool 'PAL 640x480 (Experimental)' - -config NTSC_YCBCR - bool 'NTSC 720x480 YCbCR input' - -config PAL_YCBCR - bool 'PAL 720x576 YCbCR input' - -endchoice - -choice - prompt "Size of ADV7393 frame buffer memory Single/Double Size" - depends on (FB_BFIN_7393) - default ADV7393_1XMEM - -config ADV7393_1XMEM - bool 'Single' - -config ADV7393_2XMEM - bool 'Double' -endchoice - config FB_STI tristate "HP STI frame buffer device support" depends on FB && PARISC diff --git a/drivers/video/fbdev/Makefile b/drivers/video/fbdev/Makefile index 115961e0721b..55282a21b500 100644 --- a/drivers/video/fbdev/Makefile +++ b/drivers/video/fbdev/Makefile @@ -136,11 +136,6 @@ obj-$(CONFIG_FB_VESA) += vesafb.o obj-$(CONFIG_FB_EFI) += efifb.o obj-$(CONFIG_FB_VGA16) += vga16fb.o obj-$(CONFIG_FB_OF) += offb.o -obj-$(CONFIG_FB_BF537_LQ035) += bf537-lq035.o -obj-$(CONFIG_FB_BF54X_LQ043) += bf54x-lq043fb.o -obj-$(CONFIG_FB_BFIN_LQ035Q1) += bfin-lq035q1-fb.o -obj-$(CONFIG_FB_BFIN_T350MCQB) += bfin-t350mcqb-fb.o -obj-$(CONFIG_FB_BFIN_7393) += bfin_adv7393fb.o obj-$(CONFIG_FB_MX3) += mx3fb.o obj-$(CONFIG_FB_DA8XX) += da8xx-fb.o obj-$(CONFIG_FB_MXS) += mxsfb.o diff --git a/drivers/video/fbdev/bf537-lq035.c b/drivers/video/fbdev/bf537-lq035.c deleted file mode 100644 index ef29fb425122..000000000000 --- a/drivers/video/fbdev/bf537-lq035.c +++ /dev/null @@ -1,891 +0,0 @@ -/* - * Analog Devices Blackfin(BF537 STAMP) + SHARP TFT LCD. - * http://docs.blackfin.uclinux.org/doku.php?id=hw:cards:tft-lcd - * - * Copyright 2006-2010 Analog Devices Inc. - * Licensed under the GPL-2. - */ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/delay.h> -#include <linux/fb.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/gpio.h> -#include <linux/interrupt.h> -#include <linux/sched.h> -#include <linux/timer.h> -#include <linux/device.h> -#include <linux/backlight.h> -#include <linux/lcd.h> -#include <linux/i2c.h> -#include <linux/spinlock.h> -#include <linux/dma-mapping.h> -#include <linux/slab.h> -#include <linux/platform_device.h> - -#include <asm/blackfin.h> -#include <asm/irq.h> -#include <asm/dpmc.h> -#include <asm/dma.h> -#include <asm/portmux.h> - -#define NO_BL 1 - -#define MAX_BRIGHENESS 95 -#define MIN_BRIGHENESS 5 -#define NBR_PALETTE 256 - -static const unsigned short ppi_pins[] = { - P_PPI0_CLK, P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3, - P_PPI0_D4, P_PPI0_D5, P_PPI0_D6, P_PPI0_D7, - P_PPI0_D8, P_PPI0_D9, P_PPI0_D10, P_PPI0_D11, - P_PPI0_D12, P_PPI0_D13, P_PPI0_D14, P_PPI0_D15, 0 -}; - -static unsigned char *fb_buffer; /* RGB Buffer */ -static unsigned long *dma_desc_table; -static int t_conf_done, lq035_open_cnt; -static DEFINE_SPINLOCK(bfin_lq035_lock); - -static int landscape; -module_param(landscape, int, 0); -MODULE_PARM_DESC(landscape, - "LANDSCAPE use 320x240 instead of Native 240x320 Resolution"); - -static int bgr; -module_param(bgr, int, 0); -MODULE_PARM_DESC(bgr, - "BGR use 16-bit BGR-565 instead of RGB-565"); - -static int nocursor = 1; -module_param(nocursor, int, 0644); -MODULE_PARM_DESC(nocursor, "cursor enable/disable"); - -static unsigned long current_brightness; /* backlight */ - -/* AD5280 vcomm */ -static unsigned char vcomm_value = 150; -static struct i2c_client *ad5280_client; - -static void set_vcomm(void) -{ - int nr; - - if (!ad5280_client) - return; - - nr = i2c_smbus_write_byte_data(ad5280_client, 0x00, vcomm_value); - if (nr) - pr_err("i2c_smbus_write_byte_data fail: %d\n", nr); -} - -static int ad5280_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - int ret; - if (!i2c_check_functionality(client->adapter, - I2C_FUNC_SMBUS_BYTE_DATA)) { - dev_err(&client->dev, "SMBUS Byte Data not Supported\n"); - return -EIO; - } - - ret = i2c_smbus_write_byte_data(client, 0x00, vcomm_value); - if (ret) { - dev_err(&client->dev, "write fail: %d\n", ret); - return ret; - } - - ad5280_client = client; - - return 0; -} - -static int ad5280_remove(struct i2c_client *client) -{ - ad5280_client = NULL; - return 0; -} - -static const struct i2c_device_id ad5280_id[] = { - {"bf537-lq035-ad5280", 0}, - {} -}; - -MODULE_DEVICE_TABLE(i2c, ad5280_id); - -static struct i2c_driver ad5280_driver = { - .driver = { - .name = "bf537-lq035-ad5280", - }, - .probe = ad5280_probe, - .remove = ad5280_remove, - .id_table = ad5280_id, -}; - -#ifdef CONFIG_PNAV10 -#define MOD GPIO_PH13 - -#define bfin_write_TIMER_LP_CONFIG bfin_write_TIMER0_CONFIG -#define bfin_write_TIMER_LP_WIDTH bfin_write_TIMER0_WIDTH -#define bfin_write_TIMER_LP_PERIOD bfin_write_TIMER0_PERIOD -#define bfin_read_TIMER_LP_COUNTER bfin_read_TIMER0_COUNTER -#define TIMDIS_LP TIMDIS0 -#define TIMEN_LP TIMEN0 - -#define bfin_write_TIMER_SPS_CONFIG bfin_write_TIMER1_CONFIG -#define bfin_write_TIMER_SPS_WIDTH bfin_write_TIMER1_WIDTH -#define bfin_write_TIMER_SPS_PERIOD bfin_write_TIMER1_PERIOD -#define TIMDIS_SPS TIMDIS1 -#define TIMEN_SPS TIMEN1 - -#define bfin_write_TIMER_SP_CONFIG bfin_write_TIMER5_CONFIG -#define bfin_write_TIMER_SP_WIDTH bfin_write_TIMER5_WIDTH -#define bfin_write_TIMER_SP_PERIOD bfin_write_TIMER5_PERIOD -#define TIMDIS_SP TIMDIS5 -#define TIMEN_SP TIMEN5 - -#define bfin_write_TIMER_PS_CLS_CONFIG bfin_write_TIMER2_CONFIG -#define bfin_write_TIMER_PS_CLS_WIDTH bfin_write_TIMER2_WIDTH -#define bfin_write_TIMER_PS_CLS_PERIOD bfin_write_TIMER2_PERIOD -#define TIMDIS_PS_CLS TIMDIS2 -#define TIMEN_PS_CLS TIMEN2 - -#define bfin_write_TIMER_REV_CONFIG bfin_write_TIMER3_CONFIG -#define bfin_write_TIMER_REV_WIDTH bfin_write_TIMER3_WIDTH -#define bfin_write_TIMER_REV_PERIOD bfin_write_TIMER3_PERIOD -#define TIMDIS_REV TIMDIS3 -#define TIMEN_REV TIMEN3 -#define bfin_read_TIMER_REV_COUNTER bfin_read_TIMER3_COUNTER - -#define FREQ_PPI_CLK (5*1024*1024) /* PPI_CLK 5MHz */ - -#define TIMERS {P_TMR0, P_TMR1, P_TMR2, P_TMR3, P_TMR5, 0} - -#else - -#define UD GPIO_PF13 /* Up / Down */ -#define MOD GPIO_PF10 -#define LBR GPIO_PF14 /* Left Right */ - -#define bfin_write_TIMER_LP_CONFIG bfin_write_TIMER6_CONFIG -#define bfin_write_TIMER_LP_WIDTH bfin_write_TIMER6_WIDTH -#define bfin_write_TIMER_LP_PERIOD bfin_write_TIMER6_PERIOD -#define bfin_read_TIMER_LP_COUNTER bfin_read_TIMER6_COUNTER -#define TIMDIS_LP TIMDIS6 -#define TIMEN_LP TIMEN6 - -#define bfin_write_TIMER_SPS_CONFIG bfin_write_TIMER1_CONFIG -#define bfin_write_TIMER_SPS_WIDTH bfin_write_TIMER1_WIDTH -#define bfin_write_TIMER_SPS_PERIOD bfin_write_TIMER1_PERIOD -#define TIMDIS_SPS TIMDIS1 -#define TIMEN_SPS TIMEN1 - -#define bfin_write_TIMER_SP_CONFIG bfin_write_TIMER0_CONFIG -#define bfin_write_TIMER_SP_WIDTH bfin_write_TIMER0_WIDTH -#define bfin_write_TIMER_SP_PERIOD bfin_write_TIMER0_PERIOD -#define TIMDIS_SP TIMDIS0 -#define TIMEN_SP TIMEN0 - -#define bfin_write_TIMER_PS_CLS_CONFIG bfin_write_TIMER7_CONFIG -#define bfin_write_TIMER_PS_CLS_WIDTH bfin_write_TIMER7_WIDTH -#define bfin_write_TIMER_PS_CLS_PERIOD bfin_write_TIMER7_PERIOD -#define TIMDIS_PS_CLS TIMDIS7 -#define TIMEN_PS_CLS TIMEN7 - -#define bfin_write_TIMER_REV_CONFIG bfin_write_TIMER5_CONFIG -#define bfin_write_TIMER_REV_WIDTH bfin_write_TIMER5_WIDTH -#define bfin_write_TIMER_REV_PERIOD bfin_write_TIMER5_PERIOD -#define TIMDIS_REV TIMDIS5 -#define TIMEN_REV TIMEN5 -#define bfin_read_TIMER_REV_COUNTER bfin_read_TIMER5_COUNTER - -#define FREQ_PPI_CLK (6*1000*1000) /* PPI_CLK 6MHz */ -#define TIMERS {P_TMR0, P_TMR1, P_TMR5, P_TMR6, P_TMR7, 0} - -#endif - -#define LCD_X_RES 240 /* Horizontal Resolution */ -#define LCD_Y_RES 320 /* Vertical Resolution */ - -#define LCD_BBP 16 /* Bit Per Pixel */ - -/* the LCD and the DMA start counting differently; - * since one starts at 0 and the other starts at 1, - * we have a difference of 1 between START_LINES - * and U_LINES. - */ -#define START_LINES 8 /* lines for field flyback or field blanking signal */ -#define U_LINES 9 /* number of undisplayed blanking lines */ - -#define FRAMES_PER_SEC (60) - -#define DCLKS_PER_FRAME (FREQ_PPI_CLK/FRAMES_PER_SEC) -#define DCLKS_PER_LINE (DCLKS_PER_FRAME/(LCD_Y_RES+U_LINES)) - -#define PPI_CONFIG_VALUE (PORT_DIR|XFR_TYPE|DLEN_16|POLS) -#define PPI_DELAY_VALUE (0) -#define TIMER_CONFIG (PWM_OUT|PERIOD_CNT|TIN_SEL|CLK_SEL) - -#define ACTIVE_VIDEO_MEM_OFFSET (LCD_X_RES*START_LINES*(LCD_BBP/8)) -#define ACTIVE_VIDEO_MEM_SIZE (LCD_Y_RES*LCD_X_RES*(LCD_BBP/8)) -#define TOTAL_VIDEO_MEM_SIZE ((LCD_Y_RES+U_LINES)*LCD_X_RES*(LCD_BBP/8)) -#define TOTAL_DMA_DESC_SIZE (2 * sizeof(u32) * (LCD_Y_RES + U_LINES)) - -static void start_timers(void) /* CHECK with HW */ -{ - unsigned long flags; - - local_irq_save(flags); - - bfin_write_TIMER_ENABLE(TIMEN_REV); - SSYNC(); - - while (bfin_read_TIMER_REV_COUNTER() <= 11) - continue; - bfin_write_TIMER_ENABLE(TIMEN_LP); - SSYNC(); - - while (bfin_read_TIMER_LP_COUNTER() < 3) - continue; - bfin_write_TIMER_ENABLE(TIMEN_SP|TIMEN_SPS|TIMEN_PS_CLS); - SSYNC(); - t_conf_done = 1; - local_irq_restore(flags); -} - -static void config_timers(void) -{ - /* Stop timers */ - bfin_write_TIMER_DISABLE(TIMDIS_SP|TIMDIS_SPS|TIMDIS_REV| - TIMDIS_LP|TIMDIS_PS_CLS); - SSYNC(); - - /* LP, timer 6 */ - bfin_write_TIMER_LP_CONFIG(TIMER_CONFIG|PULSE_HI); - bfin_write_TIMER_LP_WIDTH(1); - - bfin_write_TIMER_LP_PERIOD(DCLKS_PER_LINE); - SSYNC(); - - /* SPS, timer 1 */ - bfin_write_TIMER_SPS_CONFIG(TIMER_CONFIG|PULSE_HI); - bfin_write_TIMER_SPS_WIDTH(DCLKS_PER_LINE*2); - bfin_write_TIMER_SPS_PERIOD((DCLKS_PER_LINE * (LCD_Y_RES+U_LINES))); - SSYNC(); - - /* SP, timer 0 */ - bfin_write_TIMER_SP_CONFIG(TIMER_CONFIG|PULSE_HI); - bfin_write_TIMER_SP_WIDTH(1); - bfin_write_TIMER_SP_PERIOD(DCLKS_PER_LINE); - SSYNC(); - - /* PS & CLS, timer 7 */ - bfin_write_TIMER_PS_CLS_CONFIG(TIMER_CONFIG); - bfin_write_TIMER_PS_CLS_WIDTH(LCD_X_RES + START_LINES); - bfin_write_TIMER_PS_CLS_PERIOD(DCLKS_PER_LINE); - - SSYNC(); - -#ifdef NO_BL - /* REV, timer 5 */ - bfin_write_TIMER_REV_CONFIG(TIMER_CONFIG|PULSE_HI); - - bfin_write_TIMER_REV_WIDTH(DCLKS_PER_LINE); - bfin_write_TIMER_REV_PERIOD(DCLKS_PER_LINE*2); - - SSYNC(); -#endif -} - -static void config_ppi(void) -{ - bfin_write_PPI_DELAY(PPI_DELAY_VALUE); - bfin_write_PPI_COUNT(LCD_X_RES-1); - /* 0x10 -> PORT_CFG -> 2 or 3 frame syncs */ - bfin_write_PPI_CONTROL((PPI_CONFIG_VALUE|0x10) & (~POLS)); -} - -static int config_dma(void) -{ - u32 i; - - if (landscape) { - - for (i = 0; i < U_LINES; ++i) { - /* blanking lines point to first line of fb_buffer */ - dma_desc_table[2*i] = (unsigned long)&dma_desc_table[2*i+2]; - dma_desc_table[2*i+1] = (unsigned long)fb_buffer; - } - - for (i = U_LINES; i < U_LINES + LCD_Y_RES; ++i) { - /* visible lines */ - dma_desc_table[2*i] = (unsigned long)&dma_desc_table[2*i+2]; - dma_desc_table[2*i+1] = (unsigned long)fb_buffer + - (LCD_Y_RES+U_LINES-1-i)*2; - } - - /* last descriptor points to first */ - dma_desc_table[2*(LCD_Y_RES+U_LINES-1)] = (unsigned long)&dma_desc_table[0]; - - set_dma_x_count(CH_PPI, LCD_X_RES); - set_dma_x_modify(CH_PPI, LCD_Y_RES * (LCD_BBP / 8)); - set_dma_y_count(CH_PPI, 0); - set_dma_y_modify(CH_PPI, 0); - set_dma_next_desc_addr(CH_PPI, (void *)dma_desc_table[0]); - set_dma_config(CH_PPI, DMAFLOW_LARGE | NDSIZE_4 | WDSIZE_16); - - } else { - - set_dma_config(CH_PPI, set_bfin_dma_config(DIR_READ, - DMA_FLOW_AUTO, - INTR_DISABLE, - DIMENSION_2D, - DATA_SIZE_16, - DMA_NOSYNC_KEEP_DMA_BUF)); - set_dma_x_count(CH_PPI, LCD_X_RES); - set_dma_x_modify(CH_PPI, LCD_BBP / 8); - set_dma_y_count(CH_PPI, LCD_Y_RES+U_LINES); - set_dma_y_modify(CH_PPI, LCD_BBP / 8); - set_dma_start_addr(CH_PPI, (unsigned long) fb_buffer); - } - - return 0; -} - -static int request_ports(void) -{ - u16 tmr_req[] = TIMERS; - - /* - UD: PF13 - MOD: PF10 - LBR: PF14 - PPI_CLK: PF15 - */ - - if (peripheral_request_list(ppi_pins, KBUILD_MODNAME)) { - pr_err("requesting PPI peripheral failed\n"); - return -EBUSY; - } - - if (peripheral_request_list(tmr_req, KBUILD_MODNAME)) { - peripheral_free_list(ppi_pins); - pr_err("requesting timer peripheral failed\n"); - return -EBUSY; - } - -#if (defined(UD) && defined(LBR)) - if (gpio_request_one(UD, GPIOF_OUT_INIT_LOW, KBUILD_MODNAME)) { - pr_err("requesting GPIO %d failed\n", UD); - return -EBUSY; - } - - if (gpio_request_one(LBR, GPIOF_OUT_INIT_HIGH, KBUILD_MODNAME)) { - pr_err("requesting GPIO %d failed\n", LBR); - gpio_free(UD); - return -EBUSY; - } -#endif - - if (gpio_request_one(MOD, GPIOF_OUT_INIT_HIGH, KBUILD_MODNAME)) { - pr_err("requesting GPIO %d failed\n", MOD); -#if (defined(UD) && defined(LBR)) - gpio_free(LBR); - gpio_free(UD); -#endif - return -EBUSY; - } - - SSYNC(); - return 0; -} - -static void free_ports(void) -{ - u16 tmr_req[] = TIMERS; - - peripheral_free_list(ppi_pins); - peripheral_free_list(tmr_req); - -#if defined(UD) && defined(LBR) - gpio_free(LBR); - gpio_free(UD); -#endif - gpio_free(MOD); -} - -static struct fb_info bfin_lq035_fb; - -static struct fb_var_screeninfo bfin_lq035_fb_defined = { - .bits_per_pixel = LCD_BBP, - .activate = FB_ACTIVATE_TEST, - .xres = LCD_X_RES, /*default portrait mode RGB*/ - .yres = LCD_Y_RES, - .xres_virtual = LCD_X_RES, - .yres_virtual = LCD_Y_RES, - .height = -1, - .width = -1, - .left_margin = 0, - .right_margin = 0, - .upper_margin = 0, - .lower_margin = 0, - .red = {11, 5, 0}, - .green = {5, 6, 0}, - .blue = {0, 5, 0}, - .transp = {0, 0, 0}, -}; - -static struct fb_fix_screeninfo bfin_lq035_fb_fix = { - .id = KBUILD_MODNAME, - .smem_len = ACTIVE_VIDEO_MEM_SIZE, - .type = FB_TYPE_PACKED_PIXELS, - .visual = FB_VISUAL_TRUECOLOR, - .xpanstep = 0, - .ypanstep = 0, - .line_length = LCD_X_RES*(LCD_BBP/8), - .accel = FB_ACCEL_NONE, -}; - - -static int bfin_lq035_fb_open(struct fb_info *info, int user) -{ - unsigned long flags; - - spin_lock_irqsave(&bfin_lq035_lock, flags); - lq035_open_cnt++; - spin_unlock_irqrestore(&bfin_lq035_lock, flags); - - if (lq035_open_cnt <= 1) { - bfin_write_PPI_CONTROL(0); - SSYNC(); - - set_vcomm(); - config_dma(); - config_ppi(); - - /* start dma */ - enable_dma(CH_PPI); - SSYNC(); - bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() | PORT_EN); - SSYNC(); - - if (!t_conf_done) { - config_timers(); - start_timers(); - } - /* gpio_set_value(MOD,1); */ - } - - return 0; -} - -static int bfin_lq035_fb_release(struct fb_info *info, int user) -{ - unsigned long flags; - - spin_lock_irqsave(&bfin_lq035_lock, flags); - lq035_open_cnt--; - spin_unlock_irqrestore(&bfin_lq035_lock, flags); - - - if (lq035_open_cnt <= 0) { - - bfin_write_PPI_CONTROL(0); - SSYNC(); - - disable_dma(CH_PPI); - } - - return 0; -} - - -static int bfin_lq035_fb_check_var(struct fb_var_screeninfo *var, - struct fb_info *info) -{ - switch (var->bits_per_pixel) { - case 16:/* DIRECTCOLOUR, 64k */ - var->red.offset = info->var.red.offset; - var->green.offset = info->var.green.offset; - var->blue.offset = info->var.blue.offset; - var->red.length = info->var.red.length; - var->green.length = info->var.green.length; - var->blue.length = info->var.blue.length; - var->transp.offset = 0; - var->transp.length = 0; - var->transp.msb_right = 0; - var->red.msb_right = 0; - var->green.msb_right = 0; - var->blue.msb_right = 0; - break; - default: - pr_debug("%s: depth not supported: %u BPP\n", __func__, - var->bits_per_pixel); - return -EINVAL; - } - - if (info->var.xres != var->xres || - info->var.yres != var->yres || - info->var.xres_virtual != var->xres_virtual || - info->var.yres_virtual != var->yres_virtual) { - pr_debug("%s: Resolution not supported: X%u x Y%u\n", - __func__, var->xres, var->yres); - return -EINVAL; - } - - /* - * Memory limit - */ - - if ((info->fix.line_length * var->yres_virtual) > info->fix.smem_len) { - pr_debug("%s: Memory Limit requested yres_virtual = %u\n", - __func__, var->yres_virtual); - return -ENOMEM; - } - - return 0; -} - -static int bfin_lq035_fb_cursor(struct fb_info *info, struct fb_cursor *cursor) -{ - if (nocursor) - return 0; - else - return -EINVAL; /* just to force soft_cursor() call */ -} - -static int bfin_lq035_fb_setcolreg(u_int regno, u_int red, u_int green, - u_int blue, u_int transp, - struct fb_info *info) -{ - if (regno >= NBR_PALETTE) - return -EINVAL; - - if (info->var.grayscale) - /* grayscale = 0.30*R + 0.59*G + 0.11*B */ - red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8; - - if (info->fix.visual == FB_VISUAL_TRUECOLOR) { - - u32 value; - /* Place color in the pseudopalette */ - if (regno > 16) - return -EINVAL; - - red >>= (16 - info->var.red.length); - green >>= (16 - info->var.green.length); - blue >>= (16 - info->var.blue.length); - - value = (red << info->var.red.offset) | - (green << info->var.green.offset)| - (blue << info->var.blue.offset); - value &= 0xFFFF; - - ((u32 *) (info->pseudo_palette))[regno] = value; - - } - - return 0; -} - -static struct fb_ops bfin_lq035_fb_ops = { - .owner = THIS_MODULE, - .fb_open = bfin_lq035_fb_open, - .fb_release = bfin_lq035_fb_release, - .fb_check_var = bfin_lq035_fb_check_var, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, - .fb_cursor = bfin_lq035_fb_cursor, - .fb_setcolreg = bfin_lq035_fb_setcolreg, -}; - -static int bl_get_brightness(struct backlight_device *bd) -{ - return current_brightness; -} - -static const struct backlight_ops bfin_lq035fb_bl_ops = { - .get_brightness = bl_get_brightness, -}; - -static struct backlight_device *bl_dev; - -static int bfin_lcd_get_power(struct lcd_device *dev) -{ - return 0; -} - -static int bfin_lcd_set_power(struct lcd_device *dev, int power) -{ - return 0; -} - -static int bfin_lcd_get_contrast(struct lcd_device *dev) -{ - return (int)vcomm_value; -} - -static int bfin_lcd_set_contrast(struct lcd_device *dev, int contrast) -{ - if (contrast > 255) - contrast = 255; - if (contrast < 0) - contrast = 0; - - vcomm_value = (unsigned char)contrast; - set_vcomm(); - return 0; -} - -static int bfin_lcd_check_fb(struct lcd_device *lcd, struct fb_info *fi) -{ - if (!fi || (fi == &bfin_lq035_fb)) - return 1; - return 0; -} - -static struct lcd_ops bfin_lcd_ops = { - .get_power = bfin_lcd_get_power, - .set_power = bfin_lcd_set_power, - .get_contrast = bfin_lcd_get_contrast, - .set_contrast = bfin_lcd_set_contrast, - .check_fb = bfin_lcd_check_fb, -}; - -static struct lcd_device *lcd_dev; - -static int bfin_lq035_probe(struct platform_device *pdev) -{ - struct backlight_properties props; - dma_addr_t dma_handle; - int ret; - - if (request_dma(CH_PPI, KBUILD_MODNAME)) { - pr_err("couldn't request PPI DMA\n"); - return -EFAULT; - } - - if (request_ports()) { - pr_err("couldn't request gpio port\n"); - ret = -EFAULT; - goto out_ports; - } - - fb_buffer = dma_alloc_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, - &dma_handle, GFP_KERNEL); - if (fb_buffer == NULL) { - pr_err("couldn't allocate dma buffer\n"); - ret = -ENOMEM; - goto out_dma_coherent; - } - - if (L1_DATA_A_LENGTH) - dma_desc_table = l1_data_sram_zalloc(TOTAL_DMA_DESC_SIZE); - else - dma_desc_table = dma_alloc_coherent(NULL, TOTAL_DMA_DESC_SIZE, - &dma_handle, 0); - - if (dma_desc_table == NULL) { - pr_err("couldn't allocate dma descriptor\n"); - ret = -ENOMEM; - goto out_table; - } - - bfin_lq035_fb.screen_base = (void *)fb_buffer; - bfin_lq035_fb_fix.smem_start = (int)fb_buffer; - if (landscape) { - bfin_lq035_fb_defined.xres = LCD_Y_RES; - bfin_lq035_fb_defined.yres = LCD_X_RES; - bfin_lq035_fb_defined.xres_virtual = LCD_Y_RES; - bfin_lq035_fb_defined.yres_virtual = LCD_X_RES; - - bfin_lq035_fb_fix.line_length = LCD_Y_RES*(LCD_BBP/8); - } else { - bfin_lq035_fb.screen_base += ACTIVE_VIDEO_MEM_OFFSET; - bfin_lq035_fb_fix.smem_start += ACTIVE_VIDEO_MEM_OFFSET; - } - - bfin_lq035_fb_defined.green.msb_right = 0; - bfin_lq035_fb_defined.red.msb_right = 0; - bfin_lq035_fb_defined.blue.msb_right = 0; - bfin_lq035_fb_defined.green.offset = 5; - bfin_lq035_fb_defined.green.length = 6; - bfin_lq035_fb_defined.red.length = 5; - bfin_lq035_fb_defined.blue.length = 5; - - if (bgr) { - bfin_lq035_fb_defined.red.offset = 0; - bfin_lq035_fb_defined.blue.offset = 11; - } else { - bfin_lq035_fb_defined.red.offset = 11; - bfin_lq035_fb_defined.blue.offset = 0; - } - - bfin_lq035_fb.fbops = &bfin_lq035_fb_ops; - bfin_lq035_fb.var = bfin_lq035_fb_defined; - - bfin_lq035_fb.fix = bfin_lq035_fb_fix; - bfin_lq035_fb.flags = FBINFO_DEFAULT; - - - bfin_lq035_fb.pseudo_palette = devm_kzalloc(&pdev->dev, - sizeof(u32) * 16, - GFP_KERNEL); - if (bfin_lq035_fb.pseudo_palette == NULL) { - pr_err("failed to allocate pseudo_palette\n"); - ret = -ENOMEM; - goto out_table; - } - - if (fb_alloc_cmap(&bfin_lq035_fb.cmap, NBR_PALETTE, 0) < 0) { - pr_err("failed to allocate colormap (%d entries)\n", - NBR_PALETTE); - ret = -EFAULT; - goto out_table; - } - - if (register_framebuffer(&bfin_lq035_fb) < 0) { - pr_err("unable to register framebuffer\n"); - ret = -EINVAL; - goto out_reg; - } - - i2c_add_driver(&ad5280_driver); - - memset(&props, 0, sizeof(props)); - props.type = BACKLIGHT_RAW; - props.max_brightness = MAX_BRIGHENESS; - bl_dev = backlight_device_register("bf537-bl", NULL, NULL, - &bfin_lq035fb_bl_ops, &props); - - lcd_dev = lcd_device_register(KBUILD_MODNAME, &pdev->dev, NULL, - &bfin_lcd_ops); - if (IS_ERR(lcd_dev)) { - pr_err("unable to register lcd\n"); - ret = PTR_ERR(lcd_dev); - goto out_lcd; - } - lcd_dev->props.max_contrast = 255, - - pr_info("initialized"); - - return 0; -out_lcd: - unregister_framebuffer(&bfin_lq035_fb); -out_reg: - fb_dealloc_cmap(&bfin_lq035_fb.cmap); -out_table: - dma_free_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, fb_buffer, 0); - fb_buffer = NULL; -out_dma_coherent: - free_ports(); -out_ports: - free_dma(CH_PPI); - return ret; -} - -static int bfin_lq035_remove(struct platform_device *pdev) -{ - if (fb_buffer != NULL) - dma_free_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, fb_buffer, 0); - - if (L1_DATA_A_LENGTH) - l1_data_sram_free(dma_desc_table); - else - dma_free_coherent(NULL, TOTAL_DMA_DESC_SIZE, NULL, 0); - - bfin_write_TIMER_DISABLE(TIMEN_SP|TIMEN_SPS|TIMEN_PS_CLS| - TIMEN_LP|TIMEN_REV); - t_conf_done = 0; - - free_dma(CH_PPI); - - - fb_dealloc_cmap(&bfin_lq035_fb.cmap); - - - lcd_device_unregister(lcd_dev); - backlight_device_unregister(bl_dev); - - unregister_framebuffer(&bfin_lq035_fb); - i2c_del_driver(&ad5280_driver); - - free_ports(); - - pr_info("unregistered LCD driver\n"); - - return 0; -} - -#ifdef CONFIG_PM -static int bfin_lq035_suspend(struct platform_device *pdev, pm_message_t state) -{ - if (lq035_open_cnt > 0) { - bfin_write_PPI_CONTROL(0); - SSYNC(); - disable_dma(CH_PPI); - } - - return 0; -} - -static int bfin_lq035_resume(struct platform_device *pdev) -{ - if (lq035_open_cnt > 0) { - bfin_write_PPI_CONTROL(0); - SSYNC(); - - config_dma(); - config_ppi(); - - enable_dma(CH_PPI); - bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() | PORT_EN); - SSYNC(); - - config_timers(); - start_timers(); - } else { - t_conf_done = 0; - } - - return 0; -} -#else -# define bfin_lq035_suspend NULL -# define bfin_lq035_resume NULL -#endif - -static struct platform_driver bfin_lq035_driver = { - .probe = bfin_lq035_probe, - .remove = bfin_lq035_remove, - .suspend = bfin_lq035_suspend, - .resume = bfin_lq035_resume, - .driver = { - .name = KBUILD_MODNAME, - }, -}; - -static int __init bfin_lq035_driver_init(void) -{ - request_module("i2c-bfin-twi"); - return platform_driver_register(&bfin_lq035_driver); -} -module_init(bfin_lq035_driver_init); - -static void __exit bfin_lq035_driver_cleanup(void) -{ - platform_driver_unregister(&bfin_lq035_driver); -} -module_exit(bfin_lq035_driver_cleanup); - -MODULE_DESCRIPTION("SHARP LQ035Q7DB03 TFT LCD Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/bf54x-lq043fb.c b/drivers/video/fbdev/bf54x-lq043fb.c deleted file mode 100644 index 8f1f97c75619..000000000000 --- a/drivers/video/fbdev/bf54x-lq043fb.c +++ /dev/null @@ -1,764 +0,0 @@ -/* - * File: drivers/video/bf54x-lq043.c - * Based on: - * Author: Michael Hennerich <hennerich@blackfin.uclinux.org> - * - * Created: - * Description: ADSP-BF54x Framebuffer driver - * - * - * Modified: - * Copyright 2007-2008 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/tty.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/fb.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/sched.h> -#include <linux/timer.h> -#include <linux/device.h> -#include <linux/backlight.h> -#include <linux/lcd.h> -#include <linux/spinlock.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> -#include <linux/gpio.h> - -#include <asm/blackfin.h> -#include <asm/irq.h> -#include <asm/dpmc.h> -#include <asm/dma-mapping.h> -#include <asm/dma.h> -#include <asm/portmux.h> - -#include <mach/bf54x-lq043.h> - -#define NO_BL_SUPPORT - -#define DRIVER_NAME "bf54x-lq043" -static char driver_name[] = DRIVER_NAME; - -#define BFIN_LCD_NBR_PALETTE_ENTRIES 256 - -#define EPPI0_18 {P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2, P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3, \ - P_PPI0_D4, P_PPI0_D5, P_PPI0_D6, P_PPI0_D7, P_PPI0_D8, P_PPI0_D9, P_PPI0_D10, \ - P_PPI0_D11, P_PPI0_D12, P_PPI0_D13, P_PPI0_D14, P_PPI0_D15, P_PPI0_D16, P_PPI0_D17, 0} - -#define EPPI0_24 {P_PPI0_D18, P_PPI0_D19, P_PPI0_D20, P_PPI0_D21, P_PPI0_D22, P_PPI0_D23, 0} - -struct bfin_bf54xfb_info { - struct fb_info *fb; - struct device *dev; - - struct bfin_bf54xfb_mach_info *mach_info; - - unsigned char *fb_buffer; /* RGB Buffer */ - - dma_addr_t dma_handle; - int lq043_open_cnt; - int irq; - spinlock_t lock; /* lock */ -}; - -static int nocursor; -module_param(nocursor, int, 0644); -MODULE_PARM_DESC(nocursor, "cursor enable/disable"); - -static int outp_rgb666; -module_param(outp_rgb666, int, 0); -MODULE_PARM_DESC(outp_rgb666, "Output 18-bit RGB666"); - -#define LCD_X_RES 480 /*Horizontal Resolution */ -#define LCD_Y_RES 272 /* Vertical Resolution */ - -#define LCD_BPP 24 /* Bit Per Pixel */ -#define DMA_BUS_SIZE 32 - -/* -- Horizontal synchronizing -- - * - * Timing characteristics taken from the SHARP LQ043T1DG01 datasheet - * (LCY-W-06602A Page 9 of 22) - * - * Clock Frequency 1/Tc Min 7.83 Typ 9.00 Max 9.26 MHz - * - * Period TH - 525 - Clock - * Pulse width THp - 41 - Clock - * Horizontal period THd - 480 - Clock - * Back porch THb - 2 - Clock - * Front porch THf - 2 - Clock - * - * -- Vertical synchronizing -- - * Period TV - 286 - Line - * Pulse width TVp - 10 - Line - * Vertical period TVd - 272 - Line - * Back porch TVb - 2 - Line - * Front porch TVf - 2 - Line - */ - -#define LCD_CLK (8*1000*1000) /* 8MHz */ - -/* # active data to transfer after Horizontal Delay clock */ -#define EPPI_HCOUNT LCD_X_RES - -/* # active lines to transfer after Vertical Delay clock */ -#define EPPI_VCOUNT LCD_Y_RES - -/* Samples per Line = 480 (active data) + 45 (padding) */ -#define EPPI_LINE 525 - -/* Lines per Frame = 272 (active data) + 14 (padding) */ -#define EPPI_FRAME 286 - -/* FS1 (Hsync) Width (Typical)*/ -#define EPPI_FS1W_HBL 41 - -/* FS1 (Hsync) Period (Typical) */ -#define EPPI_FS1P_AVPL EPPI_LINE - -/* Horizontal Delay clock after assertion of Hsync (Typical) */ -#define EPPI_HDELAY 43 - -/* FS2 (Vsync) Width = FS1 (Hsync) Period * 10 */ -#define EPPI_FS2W_LVB (EPPI_LINE * 10) - - /* FS2 (Vsync) Period = FS1 (Hsync) Period * Lines per Frame */ -#define EPPI_FS2P_LAVF (EPPI_LINE * EPPI_FRAME) - -/* Vertical Delay after assertion of Vsync (2 Lines) */ -#define EPPI_VDELAY 12 - -#define EPPI_CLIP 0xFF00FF00 - -/* EPPI Control register configuration value for RGB out - * - EPPI as Output - * GP 2 frame sync mode, - * Internal Clock generation disabled, Internal FS generation enabled, - * Receives samples on EPPI_CLK raising edge, Transmits samples on EPPI_CLK falling edge, - * FS1 & FS2 are active high, - * DLEN = 6 (24 bits for RGB888 out) or 5 (18 bits for RGB666 out) - * DMA Unpacking disabled when RGB Formating is enabled, otherwise DMA unpacking enabled - * Swapping Enabled, - * One (DMA) Channel Mode, - * RGB Formatting Enabled for RGB666 output, disabled for RGB888 output - * Regular watermark - when FIFO is 100% full, - * Urgent watermark - when FIFO is 75% full - */ - -#define EPPI_CONTROL (0x20136E2E | SWAPEN) - -static inline u16 get_eppi_clkdiv(u32 target_ppi_clk) -{ - u32 sclk = get_sclk(); - - /* EPPI_CLK = (SCLK) / (2 * (EPPI_CLKDIV[15:0] + 1)) */ - - return (((sclk / target_ppi_clk) / 2) - 1); -} - -static void config_ppi(struct bfin_bf54xfb_info *fbi) -{ - - u16 eppi_clkdiv = get_eppi_clkdiv(LCD_CLK); - - bfin_write_EPPI0_FS1W_HBL(EPPI_FS1W_HBL); - bfin_write_EPPI0_FS1P_AVPL(EPPI_FS1P_AVPL); - bfin_write_EPPI0_FS2W_LVB(EPPI_FS2W_LVB); - bfin_write_EPPI0_FS2P_LAVF(EPPI_FS2P_LAVF); - bfin_write_EPPI0_CLIP(EPPI_CLIP); - - bfin_write_EPPI0_FRAME(EPPI_FRAME); - bfin_write_EPPI0_LINE(EPPI_LINE); - - bfin_write_EPPI0_HCOUNT(EPPI_HCOUNT); - bfin_write_EPPI0_HDELAY(EPPI_HDELAY); - bfin_write_EPPI0_VCOUNT(EPPI_VCOUNT); - bfin_write_EPPI0_VDELAY(EPPI_VDELAY); - - bfin_write_EPPI0_CLKDIV(eppi_clkdiv); - -/* - * DLEN = 6 (24 bits for RGB888 out) or 5 (18 bits for RGB666 out) - * RGB Formatting Enabled for RGB666 output, disabled for RGB888 output - */ - if (outp_rgb666) - bfin_write_EPPI0_CONTROL((EPPI_CONTROL & ~DLENGTH) | DLEN_18 | - RGB_FMT_EN); - else - bfin_write_EPPI0_CONTROL(((EPPI_CONTROL & ~DLENGTH) | DLEN_24) & - ~RGB_FMT_EN); - - -} - -static int config_dma(struct bfin_bf54xfb_info *fbi) -{ - - set_dma_config(CH_EPPI0, - set_bfin_dma_config(DIR_READ, DMA_FLOW_AUTO, - INTR_DISABLE, DIMENSION_2D, - DATA_SIZE_32, - DMA_NOSYNC_KEEP_DMA_BUF)); - set_dma_x_count(CH_EPPI0, (LCD_X_RES * LCD_BPP) / DMA_BUS_SIZE); - set_dma_x_modify(CH_EPPI0, DMA_BUS_SIZE / 8); - set_dma_y_count(CH_EPPI0, LCD_Y_RES); - set_dma_y_modify(CH_EPPI0, DMA_BUS_SIZE / 8); - set_dma_start_addr(CH_EPPI0, (unsigned long)fbi->fb_buffer); - - return 0; -} - -static int request_ports(struct bfin_bf54xfb_info *fbi) -{ - - u16 eppi_req_18[] = EPPI0_18; - u16 disp = fbi->mach_info->disp; - - if (gpio_request_one(disp, GPIOF_OUT_INIT_HIGH, DRIVER_NAME)) { - printk(KERN_ERR "Requesting GPIO %d failed\n", disp); - return -EFAULT; - } - - if (peripheral_request_list(eppi_req_18, DRIVER_NAME)) { - printk(KERN_ERR "Requesting Peripherals failed\n"); - gpio_free(disp); - return -EFAULT; - } - - if (!outp_rgb666) { - - u16 eppi_req_24[] = EPPI0_24; - - if (peripheral_request_list(eppi_req_24, DRIVER_NAME)) { - printk(KERN_ERR "Requesting Peripherals failed\n"); - peripheral_free_list(eppi_req_18); - gpio_free(disp); - return -EFAULT; - } - } - - return 0; -} - -static void free_ports(struct bfin_bf54xfb_info *fbi) -{ - - u16 eppi_req_18[] = EPPI0_18; - - gpio_free(fbi->mach_info->disp); - - peripheral_free_list(eppi_req_18); - - if (!outp_rgb666) { - u16 eppi_req_24[] = EPPI0_24; - peripheral_free_list(eppi_req_24); - } -} - -static int bfin_bf54x_fb_open(struct fb_info *info, int user) -{ - struct bfin_bf54xfb_info *fbi = info->par; - - spin_lock(&fbi->lock); - fbi->lq043_open_cnt++; - - if (fbi->lq043_open_cnt <= 1) { - - bfin_write_EPPI0_CONTROL(0); - SSYNC(); - - config_dma(fbi); - config_ppi(fbi); - - /* start dma */ - enable_dma(CH_EPPI0); - bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() | EPPI_EN); - } - - spin_unlock(&fbi->lock); - - return 0; -} - -static int bfin_bf54x_fb_release(struct fb_info *info, int user) -{ - struct bfin_bf54xfb_info *fbi = info->par; - - spin_lock(&fbi->lock); - - fbi->lq043_open_cnt--; - - if (fbi->lq043_open_cnt <= 0) { - - bfin_write_EPPI0_CONTROL(0); - SSYNC(); - disable_dma(CH_EPPI0); - } - - spin_unlock(&fbi->lock); - - return 0; -} - -static int bfin_bf54x_fb_check_var(struct fb_var_screeninfo *var, - struct fb_info *info) -{ - - switch (var->bits_per_pixel) { - case 24:/* TRUECOLOUR, 16m */ - var->red.offset = 16; - var->green.offset = 8; - var->blue.offset = 0; - var->red.length = var->green.length = var->blue.length = 8; - var->transp.offset = 0; - var->transp.length = 0; - var->transp.msb_right = 0; - var->red.msb_right = 0; - var->green.msb_right = 0; - var->blue.msb_right = 0; - break; - default: - pr_debug("%s: depth not supported: %u BPP\n", __func__, - var->bits_per_pixel); - return -EINVAL; - } - - if (info->var.xres != var->xres || info->var.yres != var->yres || - info->var.xres_virtual != var->xres_virtual || - info->var.yres_virtual != var->yres_virtual) { - pr_debug("%s: Resolution not supported: X%u x Y%u \n", - __func__, var->xres, var->yres); - return -EINVAL; - } - - /* - * Memory limit - */ - - if ((info->fix.line_length * var->yres_virtual) > info->fix.smem_len) { - pr_debug("%s: Memory Limit requested yres_virtual = %u\n", - __func__, var->yres_virtual); - return -ENOMEM; - } - - return 0; -} - -int bfin_bf54x_fb_cursor(struct fb_info *info, struct fb_cursor *cursor) -{ - if (nocursor) - return 0; - else - return -EINVAL; /* just to force soft_cursor() call */ -} - -static int bfin_bf54x_fb_setcolreg(u_int regno, u_int red, u_int green, - u_int blue, u_int transp, - struct fb_info *info) -{ - if (regno >= BFIN_LCD_NBR_PALETTE_ENTRIES) - return -EINVAL; - - if (info->var.grayscale) { - /* grayscale = 0.30*R + 0.59*G + 0.11*B */ - red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8; - } - - if (info->fix.visual == FB_VISUAL_TRUECOLOR) { - - u32 value; - /* Place color in the pseudopalette */ - if (regno > 16) - return -EINVAL; - - red >>= (16 - info->var.red.length); - green >>= (16 - info->var.green.length); - blue >>= (16 - info->var.blue.length); - - value = (red << info->var.red.offset) | - (green << info->var.green.offset) | - (blue << info->var.blue.offset); - value &= 0xFFFFFF; - - ((u32 *) (info->pseudo_palette))[regno] = value; - - } - - return 0; -} - -static struct fb_ops bfin_bf54x_fb_ops = { - .owner = THIS_MODULE, - .fb_open = bfin_bf54x_fb_open, - .fb_release = bfin_bf54x_fb_release, - .fb_check_var = bfin_bf54x_fb_check_var, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, - .fb_cursor = bfin_bf54x_fb_cursor, - .fb_setcolreg = bfin_bf54x_fb_setcolreg, -}; - -#ifndef NO_BL_SUPPORT -static int bl_get_brightness(struct backlight_device *bd) -{ - return 0; -} - -static const struct backlight_ops bfin_lq043fb_bl_ops = { - .get_brightness = bl_get_brightness, -}; - -static struct backlight_device *bl_dev; - -static int bfin_lcd_get_power(struct lcd_device *dev) -{ - return 0; -} - -static int bfin_lcd_set_power(struct lcd_device *dev, int power) -{ - return 0; -} - -static int bfin_lcd_get_contrast(struct lcd_device *dev) -{ - return 0; -} - -static int bfin_lcd_set_contrast(struct lcd_device *dev, int contrast) -{ - - return 0; -} - -static int bfin_lcd_check_fb(struct lcd_device *dev, struct fb_info *fi) -{ - if (!fi || (fi == &bfin_bf54x_fb)) - return 1; - return 0; -} - -static struct lcd_ops bfin_lcd_ops = { - .get_power = bfin_lcd_get_power, - .set_power = bfin_lcd_set_power, - .get_contrast = bfin_lcd_get_contrast, - .set_contrast = bfin_lcd_set_contrast, - .check_fb = bfin_lcd_check_fb, -}; - -static struct lcd_device *lcd_dev; -#endif - -static irqreturn_t bfin_bf54x_irq_error(int irq, void *dev_id) -{ - /*struct bfin_bf54xfb_info *info = dev_id;*/ - - u16 status = bfin_read_EPPI0_STATUS(); - - bfin_write_EPPI0_STATUS(0xFFFF); - - if (status) { - bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() & ~EPPI_EN); - disable_dma(CH_EPPI0); - - /* start dma */ - enable_dma(CH_EPPI0); - bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() | EPPI_EN); - bfin_write_EPPI0_STATUS(0xFFFF); - } - - return IRQ_HANDLED; -} - -static int bfin_bf54x_probe(struct platform_device *pdev) -{ -#ifndef NO_BL_SUPPORT - struct backlight_properties props; -#endif - struct bfin_bf54xfb_info *info; - struct fb_info *fbinfo; - int ret; - - printk(KERN_INFO DRIVER_NAME ": FrameBuffer initializing...\n"); - - if (request_dma(CH_EPPI0, "CH_EPPI0") < 0) { - printk(KERN_ERR DRIVER_NAME - ": couldn't request CH_EPPI0 DMA\n"); - ret = -EFAULT; - goto out1; - } - - fbinfo = - framebuffer_alloc(sizeof(struct bfin_bf54xfb_info), &pdev->dev); - if (!fbinfo) { - ret = -ENOMEM; - goto out2; - } - - info = fbinfo->par; - info->fb = fbinfo; - info->dev = &pdev->dev; - spin_lock_init(&info->lock); - - platform_set_drvdata(pdev, fbinfo); - - strcpy(fbinfo->fix.id, driver_name); - - info->mach_info = pdev->dev.platform_data; - - if (info->mach_info == NULL) { - dev_err(&pdev->dev, - "no platform data for lcd, cannot attach\n"); - ret = -EINVAL; - goto out3; - } - - fbinfo->fix.type = FB_TYPE_PACKED_PIXELS; - fbinfo->fix.type_aux = 0; - fbinfo->fix.xpanstep = 0; - fbinfo->fix.ypanstep = 0; - fbinfo->fix.ywrapstep = 0; - fbinfo->fix.accel = FB_ACCEL_NONE; - fbinfo->fix.visual = FB_VISUAL_TRUECOLOR; - - fbinfo->var.nonstd = 0; - fbinfo->var.activate = FB_ACTIVATE_NOW; - fbinfo->var.height = info->mach_info->height; - fbinfo->var.width = info->mach_info->width; - fbinfo->var.accel_flags = 0; - fbinfo->var.vmode = FB_VMODE_NONINTERLACED; - - fbinfo->fbops = &bfin_bf54x_fb_ops; - fbinfo->flags = FBINFO_FLAG_DEFAULT; - - fbinfo->var.xres = info->mach_info->xres.defval; - fbinfo->var.xres_virtual = info->mach_info->xres.defval; - fbinfo->var.yres = info->mach_info->yres.defval; - fbinfo->var.yres_virtual = info->mach_info->yres.defval; - fbinfo->var.bits_per_pixel = info->mach_info->bpp.defval; - - fbinfo->var.upper_margin = 0; - fbinfo->var.lower_margin = 0; - fbinfo->var.vsync_len = 0; - - fbinfo->var.left_margin = 0; - fbinfo->var.right_margin = 0; - fbinfo->var.hsync_len = 0; - - fbinfo->var.red.offset = 16; - fbinfo->var.green.offset = 8; - fbinfo->var.blue.offset = 0; - fbinfo->var.transp.offset = 0; - fbinfo->var.red.length = 8; - fbinfo->var.green.length = 8; - fbinfo->var.blue.length = 8; - fbinfo->var.transp.length = 0; - fbinfo->fix.smem_len = info->mach_info->xres.max * - info->mach_info->yres.max * info->mach_info->bpp.max / 8; - - fbinfo->fix.line_length = fbinfo->var.xres_virtual * - fbinfo->var.bits_per_pixel / 8; - - info->fb_buffer = - dma_alloc_coherent(NULL, fbinfo->fix.smem_len, &info->dma_handle, - GFP_KERNEL); - - if (NULL == info->fb_buffer) { - printk(KERN_ERR DRIVER_NAME - ": couldn't allocate dma buffer.\n"); - ret = -ENOMEM; - goto out3; - } - - fbinfo->screen_base = (void *)info->fb_buffer; - fbinfo->fix.smem_start = (int)info->fb_buffer; - - fbinfo->fbops = &bfin_bf54x_fb_ops; - - fbinfo->pseudo_palette = devm_kzalloc(&pdev->dev, sizeof(u32) * 16, - GFP_KERNEL); - if (!fbinfo->pseudo_palette) { - printk(KERN_ERR DRIVER_NAME - "Fail to allocate pseudo_palette\n"); - - ret = -ENOMEM; - goto out4; - } - - if (fb_alloc_cmap(&fbinfo->cmap, BFIN_LCD_NBR_PALETTE_ENTRIES, 0) - < 0) { - printk(KERN_ERR DRIVER_NAME - "Fail to allocate colormap (%d entries)\n", - BFIN_LCD_NBR_PALETTE_ENTRIES); - ret = -EFAULT; - goto out4; - } - - if (request_ports(info)) { - printk(KERN_ERR DRIVER_NAME ": couldn't request gpio port.\n"); - ret = -EFAULT; - goto out6; - } - - info->irq = platform_get_irq(pdev, 0); - if (info->irq < 0) { - ret = -EINVAL; - goto out7; - } - - if (request_irq(info->irq, bfin_bf54x_irq_error, 0, - "PPI ERROR", info) < 0) { - printk(KERN_ERR DRIVER_NAME - ": unable to request PPI ERROR IRQ\n"); - ret = -EFAULT; - goto out7; - } - - if (register_framebuffer(fbinfo) < 0) { - printk(KERN_ERR DRIVER_NAME - ": unable to register framebuffer.\n"); - ret = -EINVAL; - goto out8; - } -#ifndef NO_BL_SUPPORT - memset(&props, 0, sizeof(struct backlight_properties)); - props.type = BACKLIGHT_RAW; - props.max_brightness = 255; - bl_dev = backlight_device_register("bf54x-bl", NULL, NULL, - &bfin_lq043fb_bl_ops, &props); - if (IS_ERR(bl_dev)) { - printk(KERN_ERR DRIVER_NAME - ": unable to register backlight.\n"); - ret = -EINVAL; - unregister_framebuffer(fbinfo); - goto out8; - } - - lcd_dev = lcd_device_register(DRIVER_NAME, &pdev->dev, NULL, &bfin_lcd_ops); - lcd_dev->props.max_contrast = 255, printk(KERN_INFO "Done.\n"); -#endif - - return 0; - -out8: - free_irq(info->irq, info); -out7: - free_ports(info); -out6: - fb_dealloc_cmap(&fbinfo->cmap); -out4: - dma_free_coherent(NULL, fbinfo->fix.smem_len, info->fb_buffer, - info->dma_handle); -out3: - framebuffer_release(fbinfo); -out2: - free_dma(CH_EPPI0); -out1: - - return ret; -} - -static int bfin_bf54x_remove(struct platform_device *pdev) -{ - - struct fb_info *fbinfo = platform_get_drvdata(pdev); - struct bfin_bf54xfb_info *info = fbinfo->par; - - free_dma(CH_EPPI0); - free_irq(info->irq, info); - - if (info->fb_buffer != NULL) - dma_free_coherent(NULL, fbinfo->fix.smem_len, info->fb_buffer, - info->dma_handle); - - fb_dealloc_cmap(&fbinfo->cmap); - -#ifndef NO_BL_SUPPORT - lcd_device_unregister(lcd_dev); - backlight_device_unregister(bl_dev); -#endif - - unregister_framebuffer(fbinfo); - - free_ports(info); - - printk(KERN_INFO DRIVER_NAME ": Unregister LCD driver.\n"); - - return 0; -} - -#ifdef CONFIG_PM -static int bfin_bf54x_suspend(struct platform_device *pdev, pm_message_t state) -{ - bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() & ~EPPI_EN); - disable_dma(CH_EPPI0); - bfin_write_EPPI0_STATUS(0xFFFF); - - return 0; -} - -static int bfin_bf54x_resume(struct platform_device *pdev) -{ - struct fb_info *fbinfo = platform_get_drvdata(pdev); - struct bfin_bf54xfb_info *info = fbinfo->par; - - if (info->lq043_open_cnt) { - - bfin_write_EPPI0_CONTROL(0); - SSYNC(); - - config_dma(info); - config_ppi(info); - - /* start dma */ - enable_dma(CH_EPPI0); - bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() | EPPI_EN); - } - - return 0; -} -#else -#define bfin_bf54x_suspend NULL -#define bfin_bf54x_resume NULL -#endif - -static struct platform_driver bfin_bf54x_driver = { - .probe = bfin_bf54x_probe, - .remove = bfin_bf54x_remove, - .suspend = bfin_bf54x_suspend, - .resume = bfin_bf54x_resume, - .driver = { - .name = DRIVER_NAME, - }, -}; -module_platform_driver(bfin_bf54x_driver); - -MODULE_DESCRIPTION("Blackfin BF54x TFT LCD Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/bfin-lq035q1-fb.c b/drivers/video/fbdev/bfin-lq035q1-fb.c deleted file mode 100644 index b459354ad940..000000000000 --- a/drivers/video/fbdev/bfin-lq035q1-fb.c +++ /dev/null @@ -1,864 +0,0 @@ -/* - * Blackfin LCD Framebuffer driver SHARP LQ035Q1DH02 - * - * Copyright 2008-2009 Analog Devices Inc. - * Licensed under the GPL-2 or later. - */ - -#define DRIVER_NAME "bfin-lq035q1" -#define pr_fmt(fmt) DRIVER_NAME ": " fmt - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/fb.h> -#include <linux/gpio.h> -#include <linux/slab.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/device.h> -#include <linux/backlight.h> -#include <linux/lcd.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> -#include <linux/spi/spi.h> - -#include <asm/blackfin.h> -#include <asm/irq.h> -#include <asm/dma.h> -#include <asm/portmux.h> -#include <asm/gptimers.h> - -#include <asm/bfin-lq035q1.h> - -#if defined(BF533_FAMILY) || defined(BF538_FAMILY) -#define TIMER_HSYNC_id TIMER1_id -#define TIMER_HSYNCbit TIMER1bit -#define TIMER_HSYNC_STATUS_TRUN TIMER_STATUS_TRUN1 -#define TIMER_HSYNC_STATUS_TIMIL TIMER_STATUS_TIMIL1 -#define TIMER_HSYNC_STATUS_TOVF TIMER_STATUS_TOVF1 - -#define TIMER_VSYNC_id TIMER2_id -#define TIMER_VSYNCbit TIMER2bit -#define TIMER_VSYNC_STATUS_TRUN TIMER_STATUS_TRUN2 -#define TIMER_VSYNC_STATUS_TIMIL TIMER_STATUS_TIMIL2 -#define TIMER_VSYNC_STATUS_TOVF TIMER_STATUS_TOVF2 -#else -#define TIMER_HSYNC_id TIMER0_id -#define TIMER_HSYNCbit TIMER0bit -#define TIMER_HSYNC_STATUS_TRUN TIMER_STATUS_TRUN0 -#define TIMER_HSYNC_STATUS_TIMIL TIMER_STATUS_TIMIL0 -#define TIMER_HSYNC_STATUS_TOVF TIMER_STATUS_TOVF0 - -#define TIMER_VSYNC_id TIMER1_id -#define TIMER_VSYNCbit TIMER1bit -#define TIMER_VSYNC_STATUS_TRUN TIMER_STATUS_TRUN1 -#define TIMER_VSYNC_STATUS_TIMIL TIMER_STATUS_TIMIL1 -#define TIMER_VSYNC_STATUS_TOVF TIMER_STATUS_TOVF1 -#endif - -#define LCD_X_RES 320 /* Horizontal Resolution */ -#define LCD_Y_RES 240 /* Vertical Resolution */ -#define DMA_BUS_SIZE 16 -#define U_LINE 4 /* Blanking Lines */ - - -/* Interface 16/18-bit TFT over an 8-bit wide PPI using a small Programmable Logic Device (CPLD) - * http://blackfin.uclinux.org/gf/project/stamp/frs/?action=FrsReleaseBrowse&frs_package_id=165 - */ - - -#define BFIN_LCD_NBR_PALETTE_ENTRIES 256 - -#define PPI_TX_MODE 0x2 -#define PPI_XFER_TYPE_11 0xC -#define PPI_PORT_CFG_01 0x10 -#define PPI_POLS_1 0x8000 - -#define LQ035_INDEX 0x74 -#define LQ035_DATA 0x76 - -#define LQ035_DRIVER_OUTPUT_CTL 0x1 -#define LQ035_SHUT_CTL 0x11 - -#define LQ035_DRIVER_OUTPUT_MASK (LQ035_LR | LQ035_TB | LQ035_BGR | LQ035_REV) -#define LQ035_DRIVER_OUTPUT_DEFAULT (0x2AEF & ~LQ035_DRIVER_OUTPUT_MASK) - -#define LQ035_SHUT (1 << 0) /* Shutdown */ -#define LQ035_ON (0 << 0) /* Shutdown */ - -struct bfin_lq035q1fb_info { - struct fb_info *fb; - struct device *dev; - struct spi_driver spidrv; - struct bfin_lq035q1fb_disp_info *disp_info; - unsigned char *fb_buffer; /* RGB Buffer */ - dma_addr_t dma_handle; - int lq035_open_cnt; - int irq; - spinlock_t lock; /* lock */ - u32 pseudo_pal[16]; - - u32 lcd_bpp; - u32 h_actpix; - u32 h_period; - u32 h_pulse; - u32 h_start; - u32 v_lines; - u32 v_pulse; - u32 v_period; -}; - -static int nocursor; -module_param(nocursor, int, 0644); -MODULE_PARM_DESC(nocursor, "cursor enable/disable"); - -struct spi_control { - unsigned short mode; -}; - -static int lq035q1_control(struct spi_device *spi, unsigned char reg, unsigned short value) -{ - int ret; - u8 regs[3] = { LQ035_INDEX, 0, 0 }; - u8 dat[3] = { LQ035_DATA, 0, 0 }; - - if (!spi) - return -ENODEV; - - regs[2] = reg; - dat[1] = value >> 8; - dat[2] = value & 0xFF; - - ret = spi_write(spi, regs, ARRAY_SIZE(regs)); - ret |= spi_write(spi, dat, ARRAY_SIZE(dat)); - return ret; -} - -static int lq035q1_spidev_probe(struct spi_device *spi) -{ - int ret; - struct spi_control *ctl; - struct bfin_lq035q1fb_info *info = container_of(spi->dev.driver, - struct bfin_lq035q1fb_info, - spidrv.driver); - - ctl = kzalloc(sizeof(*ctl), GFP_KERNEL); - - if (!ctl) - return -ENOMEM; - - ctl->mode = (info->disp_info->mode & - LQ035_DRIVER_OUTPUT_MASK) | LQ035_DRIVER_OUTPUT_DEFAULT; - - ret = lq035q1_control(spi, LQ035_SHUT_CTL, LQ035_ON); - ret |= lq035q1_control(spi, LQ035_DRIVER_OUTPUT_CTL, ctl->mode); - if (ret) { - kfree(ctl); - return ret; - } - - spi_set_drvdata(spi, ctl); - - return 0; -} - -static int lq035q1_spidev_remove(struct spi_device *spi) -{ - return lq035q1_control(spi, LQ035_SHUT_CTL, LQ035_SHUT); -} - -#ifdef CONFIG_PM_SLEEP -static int lq035q1_spidev_suspend(struct device *dev) -{ - struct spi_device *spi = to_spi_device(dev); - - return lq035q1_control(spi, LQ035_SHUT_CTL, LQ035_SHUT); -} - -static int lq035q1_spidev_resume(struct device *dev) -{ - struct spi_device *spi = to_spi_device(dev); - struct spi_control *ctl = spi_get_drvdata(spi); - int ret; - - ret = lq035q1_control(spi, LQ035_DRIVER_OUTPUT_CTL, ctl->mode); - if (ret) - return ret; - - return lq035q1_control(spi, LQ035_SHUT_CTL, LQ035_ON); -} - -static SIMPLE_DEV_PM_OPS(lq035q1_spidev_pm_ops, lq035q1_spidev_suspend, - lq035q1_spidev_resume); -#define LQ035Q1_SPIDEV_PM_OPS (&lq035q1_spidev_pm_ops) - -#else -#define LQ035Q1_SPIDEV_PM_OPS NULL -#endif - -/* Power down all displays on reboot, poweroff or halt */ -static void lq035q1_spidev_shutdown(struct spi_device *spi) -{ - lq035q1_control(spi, LQ035_SHUT_CTL, LQ035_SHUT); -} - -static int lq035q1_backlight(struct bfin_lq035q1fb_info *info, unsigned arg) -{ - if (info->disp_info->use_bl) - gpio_set_value(info->disp_info->gpio_bl, arg); - - return 0; -} - -static int bfin_lq035q1_calc_timing(struct bfin_lq035q1fb_info *fbi) -{ - unsigned long clocks_per_pix, cpld_pipeline_delay_cor; - - /* - * Interface 16/18-bit TFT over an 8-bit wide PPI using a small - * Programmable Logic Device (CPLD) - * http://blackfin.uclinux.org/gf/project/stamp/frs/?action=FrsReleaseBrowse&frs_package_id=165 - */ - - switch (fbi->disp_info->ppi_mode) { - case USE_RGB565_16_BIT_PPI: - fbi->lcd_bpp = 16; - clocks_per_pix = 1; - cpld_pipeline_delay_cor = 0; - break; - case USE_RGB565_8_BIT_PPI: - fbi->lcd_bpp = 16; - clocks_per_pix = 2; - cpld_pipeline_delay_cor = 3; - break; - case USE_RGB888_8_BIT_PPI: - fbi->lcd_bpp = 24; - clocks_per_pix = 3; - cpld_pipeline_delay_cor = 5; - break; - default: - return -EINVAL; - } - - /* - * HS and VS timing parameters (all in number of PPI clk ticks) - */ - - fbi->h_actpix = (LCD_X_RES * clocks_per_pix); /* active horizontal pixel */ - fbi->h_period = (336 * clocks_per_pix); /* HS period */ - fbi->h_pulse = (2 * clocks_per_pix); /* HS pulse width */ - fbi->h_start = (7 * clocks_per_pix + cpld_pipeline_delay_cor); /* first valid pixel */ - - fbi->v_lines = (LCD_Y_RES + U_LINE); /* total vertical lines */ - fbi->v_pulse = (2 * clocks_per_pix); /* VS pulse width (1-5 H_PERIODs) */ - fbi->v_period = (fbi->h_period * fbi->v_lines); /* VS period */ - - return 0; -} - -static void bfin_lq035q1_config_ppi(struct bfin_lq035q1fb_info *fbi) -{ - unsigned ppi_pmode; - - if (fbi->disp_info->ppi_mode == USE_RGB565_16_BIT_PPI) - ppi_pmode = DLEN_16; - else - ppi_pmode = (DLEN_8 | PACK_EN); - - bfin_write_PPI_DELAY(fbi->h_start); - bfin_write_PPI_COUNT(fbi->h_actpix - 1); - bfin_write_PPI_FRAME(fbi->v_lines); - - bfin_write_PPI_CONTROL(PPI_TX_MODE | /* output mode , PORT_DIR */ - PPI_XFER_TYPE_11 | /* sync mode XFR_TYPE */ - PPI_PORT_CFG_01 | /* two frame sync PORT_CFG */ - ppi_pmode | /* 8/16 bit data length / PACK_EN? */ - PPI_POLS_1); /* faling edge syncs POLS */ -} - -static inline void bfin_lq035q1_disable_ppi(void) -{ - bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() & ~PORT_EN); -} - -static inline void bfin_lq035q1_enable_ppi(void) -{ - bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() | PORT_EN); -} - -static void bfin_lq035q1_start_timers(void) -{ - enable_gptimers(TIMER_VSYNCbit | TIMER_HSYNCbit); -} - -static void bfin_lq035q1_stop_timers(void) -{ - disable_gptimers(TIMER_HSYNCbit | TIMER_VSYNCbit); - - set_gptimer_status(0, TIMER_HSYNC_STATUS_TRUN | TIMER_VSYNC_STATUS_TRUN | - TIMER_HSYNC_STATUS_TIMIL | TIMER_VSYNC_STATUS_TIMIL | - TIMER_HSYNC_STATUS_TOVF | TIMER_VSYNC_STATUS_TOVF); - -} - -static void bfin_lq035q1_init_timers(struct bfin_lq035q1fb_info *fbi) -{ - - bfin_lq035q1_stop_timers(); - - set_gptimer_period(TIMER_HSYNC_id, fbi->h_period); - set_gptimer_pwidth(TIMER_HSYNC_id, fbi->h_pulse); - set_gptimer_config(TIMER_HSYNC_id, TIMER_MODE_PWM | TIMER_PERIOD_CNT | - TIMER_TIN_SEL | TIMER_CLK_SEL| - TIMER_EMU_RUN); - - set_gptimer_period(TIMER_VSYNC_id, fbi->v_period); - set_gptimer_pwidth(TIMER_VSYNC_id, fbi->v_pulse); - set_gptimer_config(TIMER_VSYNC_id, TIMER_MODE_PWM | TIMER_PERIOD_CNT | - TIMER_TIN_SEL | TIMER_CLK_SEL | - TIMER_EMU_RUN); - -} - -static void bfin_lq035q1_config_dma(struct bfin_lq035q1fb_info *fbi) -{ - - - set_dma_config(CH_PPI, - set_bfin_dma_config(DIR_READ, DMA_FLOW_AUTO, - INTR_DISABLE, DIMENSION_2D, - DATA_SIZE_16, - DMA_NOSYNC_KEEP_DMA_BUF)); - set_dma_x_count(CH_PPI, (LCD_X_RES * fbi->lcd_bpp) / DMA_BUS_SIZE); - set_dma_x_modify(CH_PPI, DMA_BUS_SIZE / 8); - set_dma_y_count(CH_PPI, fbi->v_lines); - - set_dma_y_modify(CH_PPI, DMA_BUS_SIZE / 8); - set_dma_start_addr(CH_PPI, (unsigned long)fbi->fb_buffer); - -} - -static const u16 ppi0_req_16[] = {P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2, - P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, - P_PPI0_D3, P_PPI0_D4, P_PPI0_D5, - P_PPI0_D6, P_PPI0_D7, P_PPI0_D8, - P_PPI0_D9, P_PPI0_D10, P_PPI0_D11, - P_PPI0_D12, P_PPI0_D13, P_PPI0_D14, - P_PPI0_D15, 0}; - -static const u16 ppi0_req_8[] = {P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2, - P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, - P_PPI0_D3, P_PPI0_D4, P_PPI0_D5, - P_PPI0_D6, P_PPI0_D7, 0}; - -static inline void bfin_lq035q1_free_ports(unsigned ppi16) -{ - if (ppi16) - peripheral_free_list(ppi0_req_16); - else - peripheral_free_list(ppi0_req_8); - - if (ANOMALY_05000400) - gpio_free(P_IDENT(P_PPI0_FS3)); -} - -static int bfin_lq035q1_request_ports(struct platform_device *pdev, - unsigned ppi16) -{ - int ret; - /* ANOMALY_05000400 - PPI Does Not Start Properly In Specific Mode: - * Drive PPI_FS3 Low - */ - if (ANOMALY_05000400) { - int ret = gpio_request_one(P_IDENT(P_PPI0_FS3), - GPIOF_OUT_INIT_LOW, "PPI_FS3"); - if (ret) - return ret; - } - - if (ppi16) - ret = peripheral_request_list(ppi0_req_16, DRIVER_NAME); - else - ret = peripheral_request_list(ppi0_req_8, DRIVER_NAME); - - if (ret) { - dev_err(&pdev->dev, "requesting peripherals failed\n"); - return -EFAULT; - } - - return 0; -} - -static int bfin_lq035q1_fb_open(struct fb_info *info, int user) -{ - struct bfin_lq035q1fb_info *fbi = info->par; - - spin_lock(&fbi->lock); - fbi->lq035_open_cnt++; - - if (fbi->lq035_open_cnt <= 1) { - - bfin_lq035q1_disable_ppi(); - SSYNC(); - - bfin_lq035q1_config_dma(fbi); - bfin_lq035q1_config_ppi(fbi); - bfin_lq035q1_init_timers(fbi); - - /* start dma */ - enable_dma(CH_PPI); - bfin_lq035q1_enable_ppi(); - bfin_lq035q1_start_timers(); - lq035q1_backlight(fbi, 1); - } - - spin_unlock(&fbi->lock); - - return 0; -} - -static int bfin_lq035q1_fb_release(struct fb_info *info, int user) -{ - struct bfin_lq035q1fb_info *fbi = info->par; - - spin_lock(&fbi->lock); - - fbi->lq035_open_cnt--; - - if (fbi->lq035_open_cnt <= 0) { - lq035q1_backlight(fbi, 0); - bfin_lq035q1_disable_ppi(); - SSYNC(); - disable_dma(CH_PPI); - bfin_lq035q1_stop_timers(); - } - - spin_unlock(&fbi->lock); - - return 0; -} - -static int bfin_lq035q1_fb_check_var(struct fb_var_screeninfo *var, - struct fb_info *info) -{ - struct bfin_lq035q1fb_info *fbi = info->par; - - if (var->bits_per_pixel == fbi->lcd_bpp) { - var->red.offset = info->var.red.offset; - var->green.offset = info->var.green.offset; - var->blue.offset = info->var.blue.offset; - var->red.length = info->var.red.length; - var->green.length = info->var.green.length; - var->blue.length = info->var.blue.length; - var->transp.offset = 0; - var->transp.length = 0; - var->transp.msb_right = 0; - var->red.msb_right = 0; - var->green.msb_right = 0; - var->blue.msb_right = 0; - } else { - pr_debug("%s: depth not supported: %u BPP\n", __func__, - var->bits_per_pixel); - return -EINVAL; - } - - if (info->var.xres != var->xres || info->var.yres != var->yres || - info->var.xres_virtual != var->xres_virtual || - info->var.yres_virtual != var->yres_virtual) { - pr_debug("%s: Resolution not supported: X%u x Y%u \n", - __func__, var->xres, var->yres); - return -EINVAL; - } - - /* - * Memory limit - */ - - if ((info->fix.line_length * var->yres_virtual) > info->fix.smem_len) { - pr_debug("%s: Memory Limit requested yres_virtual = %u\n", - __func__, var->yres_virtual); - return -ENOMEM; - } - - - return 0; -} - -int bfin_lq035q1_fb_cursor(struct fb_info *info, struct fb_cursor *cursor) -{ - if (nocursor) - return 0; - else - return -EINVAL; /* just to force soft_cursor() call */ -} - -static int bfin_lq035q1_fb_setcolreg(u_int regno, u_int red, u_int green, - u_int blue, u_int transp, - struct fb_info *info) -{ - if (regno >= BFIN_LCD_NBR_PALETTE_ENTRIES) - return -EINVAL; - - if (info->var.grayscale) { - /* grayscale = 0.30*R + 0.59*G + 0.11*B */ - red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8; - } - - if (info->fix.visual == FB_VISUAL_TRUECOLOR) { - - u32 value; - /* Place color in the pseudopalette */ - if (regno > 16) - return -EINVAL; - - red >>= (16 - info->var.red.length); - green >>= (16 - info->var.green.length); - blue >>= (16 - info->var.blue.length); - - value = (red << info->var.red.offset) | - (green << info->var.green.offset) | - (blue << info->var.blue.offset); - value &= 0xFFFFFF; - - ((u32 *) (info->pseudo_palette))[regno] = value; - - } - - return 0; -} - -static struct fb_ops bfin_lq035q1_fb_ops = { - .owner = THIS_MODULE, - .fb_open = bfin_lq035q1_fb_open, - .fb_release = bfin_lq035q1_fb_release, - .fb_check_var = bfin_lq035q1_fb_check_var, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, - .fb_cursor = bfin_lq035q1_fb_cursor, - .fb_setcolreg = bfin_lq035q1_fb_setcolreg, -}; - -static irqreturn_t bfin_lq035q1_irq_error(int irq, void *dev_id) -{ - /*struct bfin_lq035q1fb_info *info = (struct bfin_lq035q1fb_info *)dev_id;*/ - - u16 status = bfin_read_PPI_STATUS(); - bfin_write_PPI_STATUS(-1); - - if (status) { - bfin_lq035q1_disable_ppi(); - disable_dma(CH_PPI); - - /* start dma */ - enable_dma(CH_PPI); - bfin_lq035q1_enable_ppi(); - bfin_write_PPI_STATUS(-1); - } - - return IRQ_HANDLED; -} - -static int bfin_lq035q1_probe(struct platform_device *pdev) -{ - struct bfin_lq035q1fb_info *info; - struct fb_info *fbinfo; - u32 active_video_mem_offset; - int ret; - - ret = request_dma(CH_PPI, DRIVER_NAME"_CH_PPI"); - if (ret < 0) { - dev_err(&pdev->dev, "PPI DMA unavailable\n"); - goto out1; - } - - fbinfo = framebuffer_alloc(sizeof(*info), &pdev->dev); - if (!fbinfo) { - ret = -ENOMEM; - goto out2; - } - - info = fbinfo->par; - info->fb = fbinfo; - info->dev = &pdev->dev; - spin_lock_init(&info->lock); - - info->disp_info = pdev->dev.platform_data; - - platform_set_drvdata(pdev, fbinfo); - - ret = bfin_lq035q1_calc_timing(info); - if (ret < 0) { - dev_err(&pdev->dev, "Failed PPI Mode\n"); - goto out3; - } - - strcpy(fbinfo->fix.id, DRIVER_NAME); - - fbinfo->fix.type = FB_TYPE_PACKED_PIXELS; - fbinfo->fix.type_aux = 0; - fbinfo->fix.xpanstep = 0; - fbinfo->fix.ypanstep = 0; - fbinfo->fix.ywrapstep = 0; - fbinfo->fix.accel = FB_ACCEL_NONE; - fbinfo->fix.visual = FB_VISUAL_TRUECOLOR; - - fbinfo->var.nonstd = 0; - fbinfo->var.activate = FB_ACTIVATE_NOW; - fbinfo->var.height = -1; - fbinfo->var.width = -1; - fbinfo->var.accel_flags = 0; - fbinfo->var.vmode = FB_VMODE_NONINTERLACED; - - fbinfo->var.xres = LCD_X_RES; - fbinfo->var.xres_virtual = LCD_X_RES; - fbinfo->var.yres = LCD_Y_RES; - fbinfo->var.yres_virtual = LCD_Y_RES; - fbinfo->var.bits_per_pixel = info->lcd_bpp; - - if (info->disp_info->mode & LQ035_BGR) { - if (info->lcd_bpp == 24) { - fbinfo->var.red.offset = 0; - fbinfo->var.green.offset = 8; - fbinfo->var.blue.offset = 16; - } else { - fbinfo->var.red.offset = 0; - fbinfo->var.green.offset = 5; - fbinfo->var.blue.offset = 11; - } - } else { - if (info->lcd_bpp == 24) { - fbinfo->var.red.offset = 16; - fbinfo->var.green.offset = 8; - fbinfo->var.blue.offset = 0; - } else { - fbinfo->var.red.offset = 11; - fbinfo->var.green.offset = 5; - fbinfo->var.blue.offset = 0; - } - } - - fbinfo->var.transp.offset = 0; - - if (info->lcd_bpp == 24) { - fbinfo->var.red.length = 8; - fbinfo->var.green.length = 8; - fbinfo->var.blue.length = 8; - } else { - fbinfo->var.red.length = 5; - fbinfo->var.green.length = 6; - fbinfo->var.blue.length = 5; - } - - fbinfo->var.transp.length = 0; - - active_video_mem_offset = ((U_LINE / 2) * LCD_X_RES * (info->lcd_bpp / 8)); - - fbinfo->fix.smem_len = LCD_X_RES * LCD_Y_RES * info->lcd_bpp / 8 - + active_video_mem_offset; - - fbinfo->fix.line_length = fbinfo->var.xres_virtual * - fbinfo->var.bits_per_pixel / 8; - - - fbinfo->fbops = &bfin_lq035q1_fb_ops; - fbinfo->flags = FBINFO_FLAG_DEFAULT; - - info->fb_buffer = - dma_alloc_coherent(NULL, fbinfo->fix.smem_len, &info->dma_handle, - GFP_KERNEL); - - if (NULL == info->fb_buffer) { - dev_err(&pdev->dev, "couldn't allocate dma buffer\n"); - ret = -ENOMEM; - goto out3; - } - - fbinfo->screen_base = (void *)info->fb_buffer + active_video_mem_offset; - fbinfo->fix.smem_start = (int)info->fb_buffer + active_video_mem_offset; - - fbinfo->fbops = &bfin_lq035q1_fb_ops; - - fbinfo->pseudo_palette = &info->pseudo_pal; - - ret = fb_alloc_cmap(&fbinfo->cmap, BFIN_LCD_NBR_PALETTE_ENTRIES, 0); - if (ret < 0) { - dev_err(&pdev->dev, "failed to allocate colormap (%d entries)\n", - BFIN_LCD_NBR_PALETTE_ENTRIES); - goto out4; - } - - ret = bfin_lq035q1_request_ports(pdev, - info->disp_info->ppi_mode == USE_RGB565_16_BIT_PPI); - if (ret) { - dev_err(&pdev->dev, "couldn't request gpio port\n"); - goto out6; - } - - info->irq = platform_get_irq(pdev, 0); - if (info->irq < 0) { - ret = -EINVAL; - goto out7; - } - - ret = request_irq(info->irq, bfin_lq035q1_irq_error, 0, - DRIVER_NAME" PPI ERROR", info); - if (ret < 0) { - dev_err(&pdev->dev, "unable to request PPI ERROR IRQ\n"); - goto out7; - } - - info->spidrv.driver.name = DRIVER_NAME"-spi"; - info->spidrv.probe = lq035q1_spidev_probe; - info->spidrv.remove = lq035q1_spidev_remove; - info->spidrv.shutdown = lq035q1_spidev_shutdown; - info->spidrv.driver.pm = LQ035Q1_SPIDEV_PM_OPS; - - ret = spi_register_driver(&info->spidrv); - if (ret < 0) { - dev_err(&pdev->dev, "couldn't register SPI Interface\n"); - goto out8; - } - - if (info->disp_info->use_bl) { - ret = gpio_request_one(info->disp_info->gpio_bl, - GPIOF_OUT_INIT_LOW, "LQ035 Backlight"); - - if (ret) { - dev_err(&pdev->dev, "failed to request GPIO %d\n", - info->disp_info->gpio_bl); - goto out9; - } - } - - ret = register_framebuffer(fbinfo); - if (ret < 0) { - dev_err(&pdev->dev, "unable to register framebuffer\n"); - goto out10; - } - - dev_info(&pdev->dev, "%dx%d %d-bit RGB FrameBuffer initialized\n", - LCD_X_RES, LCD_Y_RES, info->lcd_bpp); - - return 0; - - out10: - if (info->disp_info->use_bl) - gpio_free(info->disp_info->gpio_bl); - out9: - spi_unregister_driver(&info->spidrv); - out8: - free_irq(info->irq, info); - out7: - bfin_lq035q1_free_ports(info->disp_info->ppi_mode == - USE_RGB565_16_BIT_PPI); - out6: - fb_dealloc_cmap(&fbinfo->cmap); - out4: - dma_free_coherent(NULL, fbinfo->fix.smem_len, info->fb_buffer, - info->dma_handle); - out3: - framebuffer_release(fbinfo); - out2: - free_dma(CH_PPI); - out1: - - return ret; -} - -static int bfin_lq035q1_remove(struct platform_device *pdev) -{ - struct fb_info *fbinfo = platform_get_drvdata(pdev); - struct bfin_lq035q1fb_info *info = fbinfo->par; - - if (info->disp_info->use_bl) - gpio_free(info->disp_info->gpio_bl); - - spi_unregister_driver(&info->spidrv); - - unregister_framebuffer(fbinfo); - - free_dma(CH_PPI); - free_irq(info->irq, info); - - if (info->fb_buffer != NULL) - dma_free_coherent(NULL, fbinfo->fix.smem_len, info->fb_buffer, - info->dma_handle); - - fb_dealloc_cmap(&fbinfo->cmap); - - bfin_lq035q1_free_ports(info->disp_info->ppi_mode == - USE_RGB565_16_BIT_PPI); - - framebuffer_release(fbinfo); - - dev_info(&pdev->dev, "unregistered LCD driver\n"); - - return 0; -} - -#ifdef CONFIG_PM -static int bfin_lq035q1_suspend(struct device *dev) -{ - struct fb_info *fbinfo = dev_get_drvdata(dev); - struct bfin_lq035q1fb_info *info = fbinfo->par; - - if (info->lq035_open_cnt) { - lq035q1_backlight(info, 0); - bfin_lq035q1_disable_ppi(); - SSYNC(); - disable_dma(CH_PPI); - bfin_lq035q1_stop_timers(); - bfin_write_PPI_STATUS(-1); - } - - return 0; -} - -static int bfin_lq035q1_resume(struct device *dev) -{ - struct fb_info *fbinfo = dev_get_drvdata(dev); - struct bfin_lq035q1fb_info *info = fbinfo->par; - - if (info->lq035_open_cnt) { - bfin_lq035q1_disable_ppi(); - SSYNC(); - - bfin_lq035q1_config_dma(info); - bfin_lq035q1_config_ppi(info); - bfin_lq035q1_init_timers(info); - - /* start dma */ - enable_dma(CH_PPI); - bfin_lq035q1_enable_ppi(); - bfin_lq035q1_start_timers(); - lq035q1_backlight(info, 1); - } - - return 0; -} - -static const struct dev_pm_ops bfin_lq035q1_dev_pm_ops = { - .suspend = bfin_lq035q1_suspend, - .resume = bfin_lq035q1_resume, -}; -#endif - -static struct platform_driver bfin_lq035q1_driver = { - .probe = bfin_lq035q1_probe, - .remove = bfin_lq035q1_remove, - .driver = { - .name = DRIVER_NAME, -#ifdef CONFIG_PM - .pm = &bfin_lq035q1_dev_pm_ops, -#endif - }, -}; - -module_platform_driver(bfin_lq035q1_driver); - -MODULE_DESCRIPTION("Blackfin TFT LCD Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/bfin-t350mcqb-fb.c b/drivers/video/fbdev/bfin-t350mcqb-fb.c deleted file mode 100644 index e5ee4d9677f7..000000000000 --- a/drivers/video/fbdev/bfin-t350mcqb-fb.c +++ /dev/null @@ -1,669 +0,0 @@ -/* - * File: drivers/video/bfin-t350mcqb-fb.c - * Based on: - * Author: Michael Hennerich <hennerich@blackfin.uclinux.org> - * - * Created: - * Description: Blackfin LCD Framebuffer driver - * - * - * Modified: - * Copyright 2004-2007 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/gfp.h> -#include <linux/fb.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/device.h> -#include <linux/backlight.h> -#include <linux/lcd.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> - -#include <asm/blackfin.h> -#include <asm/irq.h> -#include <asm/dma-mapping.h> -#include <asm/dma.h> -#include <asm/portmux.h> -#include <asm/gptimers.h> - -#define NO_BL_SUPPORT - -#define LCD_X_RES 320 /* Horizontal Resolution */ -#define LCD_Y_RES 240 /* Vertical Resolution */ -#define LCD_BPP 24 /* Bit Per Pixel */ - -#define DMA_BUS_SIZE 16 -#define LCD_CLK (12*1000*1000) /* 12MHz */ - -#define CLOCKS_PER_PIX 3 - - /* - * HS and VS timing parameters (all in number of PPI clk ticks) - */ - -#define U_LINE 1 /* Blanking Lines */ - -#define H_ACTPIX (LCD_X_RES * CLOCKS_PER_PIX) /* active horizontal pixel */ -#define H_PERIOD (408 * CLOCKS_PER_PIX) /* HS period */ -#define H_PULSE 90 /* HS pulse width */ -#define H_START 204 /* first valid pixel */ - -#define V_LINES (LCD_Y_RES + U_LINE) /* total vertical lines */ -#define V_PULSE (3 * H_PERIOD) /* VS pulse width (1-5 H_PERIODs) */ -#define V_PERIOD (H_PERIOD * V_LINES) /* VS period */ - -#define ACTIVE_VIDEO_MEM_OFFSET (U_LINE * H_ACTPIX) - -#define BFIN_LCD_NBR_PALETTE_ENTRIES 256 - -#define DRIVER_NAME "bfin-t350mcqb" -static char driver_name[] = DRIVER_NAME; - -struct bfin_t350mcqbfb_info { - struct fb_info *fb; - struct device *dev; - unsigned char *fb_buffer; /* RGB Buffer */ - dma_addr_t dma_handle; - int lq043_open_cnt; - int irq; - spinlock_t lock; /* lock */ - u32 pseudo_pal[16]; -}; - -static int nocursor; -module_param(nocursor, int, 0644); -MODULE_PARM_DESC(nocursor, "cursor enable/disable"); - -#define PPI_TX_MODE 0x2 -#define PPI_XFER_TYPE_11 0xC -#define PPI_PORT_CFG_01 0x10 -#define PPI_PACK_EN 0x80 -#define PPI_POLS_1 0x8000 - -static void bfin_t350mcqb_config_ppi(struct bfin_t350mcqbfb_info *fbi) -{ - bfin_write_PPI_DELAY(H_START); - bfin_write_PPI_COUNT(H_ACTPIX-1); - bfin_write_PPI_FRAME(V_LINES); - - bfin_write_PPI_CONTROL(PPI_TX_MODE | /* output mode , PORT_DIR */ - PPI_XFER_TYPE_11 | /* sync mode XFR_TYPE */ - PPI_PORT_CFG_01 | /* two frame sync PORT_CFG */ - PPI_PACK_EN | /* packing enabled PACK_EN */ - PPI_POLS_1); /* faling edge syncs POLS */ -} - -static inline void bfin_t350mcqb_disable_ppi(void) -{ - bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() & ~PORT_EN); -} - -static inline void bfin_t350mcqb_enable_ppi(void) -{ - bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() | PORT_EN); -} - -static void bfin_t350mcqb_start_timers(void) -{ - unsigned long flags; - - local_irq_save(flags); - enable_gptimers(TIMER1bit); - enable_gptimers(TIMER0bit); - local_irq_restore(flags); -} - -static void bfin_t350mcqb_stop_timers(void) -{ - disable_gptimers(TIMER0bit | TIMER1bit); - - set_gptimer_status(0, TIMER_STATUS_TRUN0 | TIMER_STATUS_TRUN1 | - TIMER_STATUS_TIMIL0 | TIMER_STATUS_TIMIL1 | - TIMER_STATUS_TOVF0 | TIMER_STATUS_TOVF1); - -} - -static void bfin_t350mcqb_init_timers(void) -{ - - bfin_t350mcqb_stop_timers(); - - set_gptimer_period(TIMER0_id, H_PERIOD); - set_gptimer_pwidth(TIMER0_id, H_PULSE); - set_gptimer_config(TIMER0_id, TIMER_MODE_PWM | TIMER_PERIOD_CNT | - TIMER_TIN_SEL | TIMER_CLK_SEL| - TIMER_EMU_RUN); - - set_gptimer_period(TIMER1_id, V_PERIOD); - set_gptimer_pwidth(TIMER1_id, V_PULSE); - set_gptimer_config(TIMER1_id, TIMER_MODE_PWM | TIMER_PERIOD_CNT | - TIMER_TIN_SEL | TIMER_CLK_SEL | - TIMER_EMU_RUN); - -} - -static void bfin_t350mcqb_config_dma(struct bfin_t350mcqbfb_info *fbi) -{ - - set_dma_config(CH_PPI, - set_bfin_dma_config(DIR_READ, DMA_FLOW_AUTO, - INTR_DISABLE, DIMENSION_2D, - DATA_SIZE_16, - DMA_NOSYNC_KEEP_DMA_BUF)); - set_dma_x_count(CH_PPI, (LCD_X_RES * LCD_BPP) / DMA_BUS_SIZE); - set_dma_x_modify(CH_PPI, DMA_BUS_SIZE / 8); - set_dma_y_count(CH_PPI, V_LINES); - - set_dma_y_modify(CH_PPI, DMA_BUS_SIZE / 8); - set_dma_start_addr(CH_PPI, (unsigned long)fbi->fb_buffer); - -} - -static u16 ppi0_req_8[] = {P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2, - P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, - P_PPI0_D3, P_PPI0_D4, P_PPI0_D5, - P_PPI0_D6, P_PPI0_D7, 0}; - -static int bfin_t350mcqb_request_ports(int action) -{ - if (action) { - if (peripheral_request_list(ppi0_req_8, DRIVER_NAME)) { - printk(KERN_ERR "Requesting Peripherals failed\n"); - return -EFAULT; - } - } else - peripheral_free_list(ppi0_req_8); - - return 0; -} - -static int bfin_t350mcqb_fb_open(struct fb_info *info, int user) -{ - struct bfin_t350mcqbfb_info *fbi = info->par; - - spin_lock(&fbi->lock); - fbi->lq043_open_cnt++; - - if (fbi->lq043_open_cnt <= 1) { - - bfin_t350mcqb_disable_ppi(); - SSYNC(); - - bfin_t350mcqb_config_dma(fbi); - bfin_t350mcqb_config_ppi(fbi); - bfin_t350mcqb_init_timers(); - - /* start dma */ - enable_dma(CH_PPI); - bfin_t350mcqb_enable_ppi(); - bfin_t350mcqb_start_timers(); - } - - spin_unlock(&fbi->lock); - - return 0; -} - -static int bfin_t350mcqb_fb_release(struct fb_info *info, int user) -{ - struct bfin_t350mcqbfb_info *fbi = info->par; - - spin_lock(&fbi->lock); - - fbi->lq043_open_cnt--; - - if (fbi->lq043_open_cnt <= 0) { - bfin_t350mcqb_disable_ppi(); - SSYNC(); - disable_dma(CH_PPI); - bfin_t350mcqb_stop_timers(); - } - - spin_unlock(&fbi->lock); - - return 0; -} - -static int bfin_t350mcqb_fb_check_var(struct fb_var_screeninfo *var, - struct fb_info *info) -{ - - switch (var->bits_per_pixel) { - case 24:/* TRUECOLOUR, 16m */ - var->red.offset = 0; - var->green.offset = 8; - var->blue.offset = 16; - var->red.length = var->green.length = var->blue.length = 8; - var->transp.offset = 0; - var->transp.length = 0; - var->transp.msb_right = 0; - var->red.msb_right = 0; - var->green.msb_right = 0; - var->blue.msb_right = 0; - break; - default: - pr_debug("%s: depth not supported: %u BPP\n", __func__, - var->bits_per_pixel); - return -EINVAL; - } - - if (info->var.xres != var->xres || info->var.yres != var->yres || - info->var.xres_virtual != var->xres_virtual || - info->var.yres_virtual != var->yres_virtual) { - pr_debug("%s: Resolution not supported: X%u x Y%u \n", - __func__, var->xres, var->yres); - return -EINVAL; - } - - /* - * Memory limit - */ - - if ((info->fix.line_length * var->yres_virtual) > info->fix.smem_len) { - pr_debug("%s: Memory Limit requested yres_virtual = %u\n", - __func__, var->yres_virtual); - return -ENOMEM; - } - - return 0; -} - -int bfin_t350mcqb_fb_cursor(struct fb_info *info, struct fb_cursor *cursor) -{ - if (nocursor) - return 0; - else - return -EINVAL; /* just to force soft_cursor() call */ -} - -static int bfin_t350mcqb_fb_setcolreg(u_int regno, u_int red, u_int green, - u_int blue, u_int transp, - struct fb_info *info) -{ - if (regno >= BFIN_LCD_NBR_PALETTE_ENTRIES) - return -EINVAL; - - if (info->var.grayscale) { - /* grayscale = 0.30*R + 0.59*G + 0.11*B */ - red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8; - } - - if (info->fix.visual == FB_VISUAL_TRUECOLOR) { - - u32 value; - /* Place color in the pseudopalette */ - if (regno > 16) - return -EINVAL; - - red >>= (16 - info->var.red.length); - green >>= (16 - info->var.green.length); - blue >>= (16 - info->var.blue.length); - - value = (red << info->var.red.offset) | - (green << info->var.green.offset) | - (blue << info->var.blue.offset); - value &= 0xFFFFFF; - - ((u32 *) (info->pseudo_palette))[regno] = value; - - } - - return 0; -} - -static struct fb_ops bfin_t350mcqb_fb_ops = { - .owner = THIS_MODULE, - .fb_open = bfin_t350mcqb_fb_open, - .fb_release = bfin_t350mcqb_fb_release, - .fb_check_var = bfin_t350mcqb_fb_check_var, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, - .fb_cursor = bfin_t350mcqb_fb_cursor, - .fb_setcolreg = bfin_t350mcqb_fb_setcolreg, -}; - -#ifndef NO_BL_SUPPORT -static int bl_get_brightness(struct backlight_device *bd) -{ - return 0; -} - -static const struct backlight_ops bfin_lq043fb_bl_ops = { - .get_brightness = bl_get_brightness, -}; - -static struct backlight_device *bl_dev; - -static int bfin_lcd_get_power(struct lcd_device *dev) -{ - return 0; -} - -static int bfin_lcd_set_power(struct lcd_device *dev, int power) -{ - return 0; -} - -static int bfin_lcd_get_contrast(struct lcd_device *dev) -{ - return 0; -} - -static int bfin_lcd_set_contrast(struct lcd_device *dev, int contrast) -{ - - return 0; -} - -static int bfin_lcd_check_fb(struct lcd_device *dev, struct fb_info *fi) -{ - if (!fi || (fi == &bfin_t350mcqb_fb)) - return 1; - return 0; -} - -static struct lcd_ops bfin_lcd_ops = { - .get_power = bfin_lcd_get_power, - .set_power = bfin_lcd_set_power, - .get_contrast = bfin_lcd_get_contrast, - .set_contrast = bfin_lcd_set_contrast, - .check_fb = bfin_lcd_check_fb, -}; - -static struct lcd_device *lcd_dev; -#endif - -static irqreturn_t bfin_t350mcqb_irq_error(int irq, void *dev_id) -{ - /*struct bfin_t350mcqbfb_info *info = (struct bfin_t350mcqbfb_info *)dev_id;*/ - - u16 status = bfin_read_PPI_STATUS(); - bfin_write_PPI_STATUS(0xFFFF); - - if (status) { - bfin_t350mcqb_disable_ppi(); - disable_dma(CH_PPI); - - /* start dma */ - enable_dma(CH_PPI); - bfin_t350mcqb_enable_ppi(); - bfin_write_PPI_STATUS(0xFFFF); - } - - return IRQ_HANDLED; -} - -static int bfin_t350mcqb_probe(struct platform_device *pdev) -{ -#ifndef NO_BL_SUPPORT - struct backlight_properties props; -#endif - struct bfin_t350mcqbfb_info *info; - struct fb_info *fbinfo; - int ret; - - printk(KERN_INFO DRIVER_NAME ": %dx%d %d-bit RGB FrameBuffer initializing...\n", - LCD_X_RES, LCD_Y_RES, LCD_BPP); - - if (request_dma(CH_PPI, "CH_PPI") < 0) { - printk(KERN_ERR DRIVER_NAME - ": couldn't request CH_PPI DMA\n"); - ret = -EFAULT; - goto out1; - } - - fbinfo = - framebuffer_alloc(sizeof(struct bfin_t350mcqbfb_info), &pdev->dev); - if (!fbinfo) { - ret = -ENOMEM; - goto out2; - } - - info = fbinfo->par; - info->fb = fbinfo; - info->dev = &pdev->dev; - spin_lock_init(&info->lock); - - platform_set_drvdata(pdev, fbinfo); - - strcpy(fbinfo->fix.id, driver_name); - - fbinfo->fix.type = FB_TYPE_PACKED_PIXELS; - fbinfo->fix.type_aux = 0; - fbinfo->fix.xpanstep = 0; - fbinfo->fix.ypanstep = 0; - fbinfo->fix.ywrapstep = 0; - fbinfo->fix.accel = FB_ACCEL_NONE; - fbinfo->fix.visual = FB_VISUAL_TRUECOLOR; - - fbinfo->var.nonstd = 0; - fbinfo->var.activate = FB_ACTIVATE_NOW; - fbinfo->var.height = 53; - fbinfo->var.width = 70; - fbinfo->var.accel_flags = 0; - fbinfo->var.vmode = FB_VMODE_NONINTERLACED; - - fbinfo->var.xres = LCD_X_RES; - fbinfo->var.xres_virtual = LCD_X_RES; - fbinfo->var.yres = LCD_Y_RES; - fbinfo->var.yres_virtual = LCD_Y_RES; - fbinfo->var.bits_per_pixel = LCD_BPP; - - fbinfo->var.red.offset = 0; - fbinfo->var.green.offset = 8; - fbinfo->var.blue.offset = 16; - fbinfo->var.transp.offset = 0; - fbinfo->var.red.length = 8; - fbinfo->var.green.length = 8; - fbinfo->var.blue.length = 8; - fbinfo->var.transp.length = 0; - fbinfo->fix.smem_len = LCD_X_RES * LCD_Y_RES * LCD_BPP / 8; - - fbinfo->fix.line_length = fbinfo->var.xres_virtual * - fbinfo->var.bits_per_pixel / 8; - - - fbinfo->fbops = &bfin_t350mcqb_fb_ops; - fbinfo->flags = FBINFO_FLAG_DEFAULT; - - info->fb_buffer = dma_alloc_coherent(NULL, fbinfo->fix.smem_len + - ACTIVE_VIDEO_MEM_OFFSET, - &info->dma_handle, GFP_KERNEL); - - if (NULL == info->fb_buffer) { - printk(KERN_ERR DRIVER_NAME - ": couldn't allocate dma buffer.\n"); - ret = -ENOMEM; - goto out3; - } - - fbinfo->screen_base = (void *)info->fb_buffer + ACTIVE_VIDEO_MEM_OFFSET; - fbinfo->fix.smem_start = (int)info->fb_buffer + ACTIVE_VIDEO_MEM_OFFSET; - - fbinfo->fbops = &bfin_t350mcqb_fb_ops; - - fbinfo->pseudo_palette = &info->pseudo_pal; - - if (fb_alloc_cmap(&fbinfo->cmap, BFIN_LCD_NBR_PALETTE_ENTRIES, 0) - < 0) { - printk(KERN_ERR DRIVER_NAME - "Fail to allocate colormap (%d entries)\n", - BFIN_LCD_NBR_PALETTE_ENTRIES); - ret = -EFAULT; - goto out4; - } - - if (bfin_t350mcqb_request_ports(1)) { - printk(KERN_ERR DRIVER_NAME ": couldn't request gpio port.\n"); - ret = -EFAULT; - goto out6; - } - - info->irq = platform_get_irq(pdev, 0); - if (info->irq < 0) { - ret = -EINVAL; - goto out7; - } - - ret = request_irq(info->irq, bfin_t350mcqb_irq_error, 0, - "PPI ERROR", info); - if (ret < 0) { - printk(KERN_ERR DRIVER_NAME - ": unable to request PPI ERROR IRQ\n"); - goto out7; - } - - if (register_framebuffer(fbinfo) < 0) { - printk(KERN_ERR DRIVER_NAME - ": unable to register framebuffer.\n"); - ret = -EINVAL; - goto out8; - } -#ifndef NO_BL_SUPPORT - memset(&props, 0, sizeof(struct backlight_properties)); - props.type = BACKLIGHT_RAW; - props.max_brightness = 255; - bl_dev = backlight_device_register("bf52x-bl", NULL, NULL, - &bfin_lq043fb_bl_ops, &props); - if (IS_ERR(bl_dev)) { - printk(KERN_ERR DRIVER_NAME - ": unable to register backlight.\n"); - ret = -EINVAL; - unregister_framebuffer(fbinfo); - goto out8; - } - - lcd_dev = lcd_device_register(DRIVER_NAME, NULL, &bfin_lcd_ops); - lcd_dev->props.max_contrast = 255, printk(KERN_INFO "Done.\n"); -#endif - - return 0; - -out8: - free_irq(info->irq, info); -out7: - bfin_t350mcqb_request_ports(0); -out6: - fb_dealloc_cmap(&fbinfo->cmap); -out4: - dma_free_coherent(NULL, fbinfo->fix.smem_len + ACTIVE_VIDEO_MEM_OFFSET, - info->fb_buffer, info->dma_handle); -out3: - framebuffer_release(fbinfo); -out2: - free_dma(CH_PPI); -out1: - - return ret; -} - -static int bfin_t350mcqb_remove(struct platform_device *pdev) -{ - - struct fb_info *fbinfo = platform_get_drvdata(pdev); - struct bfin_t350mcqbfb_info *info = fbinfo->par; - - unregister_framebuffer(fbinfo); - - free_dma(CH_PPI); - free_irq(info->irq, info); - - if (info->fb_buffer != NULL) - dma_free_coherent(NULL, fbinfo->fix.smem_len + - ACTIVE_VIDEO_MEM_OFFSET, info->fb_buffer, - info->dma_handle); - - fb_dealloc_cmap(&fbinfo->cmap); - -#ifndef NO_BL_SUPPORT - lcd_device_unregister(lcd_dev); - backlight_device_unregister(bl_dev); -#endif - - bfin_t350mcqb_request_ports(0); - - framebuffer_release(fbinfo); - - printk(KERN_INFO DRIVER_NAME ": Unregister LCD driver.\n"); - - return 0; -} - -#ifdef CONFIG_PM -static int bfin_t350mcqb_suspend(struct platform_device *pdev, pm_message_t state) -{ - struct fb_info *fbinfo = platform_get_drvdata(pdev); - struct bfin_t350mcqbfb_info *fbi = fbinfo->par; - - if (fbi->lq043_open_cnt) { - bfin_t350mcqb_disable_ppi(); - disable_dma(CH_PPI); - bfin_t350mcqb_stop_timers(); - bfin_write_PPI_STATUS(-1); - } - - - return 0; -} - -static int bfin_t350mcqb_resume(struct platform_device *pdev) -{ - struct fb_info *fbinfo = platform_get_drvdata(pdev); - struct bfin_t350mcqbfb_info *fbi = fbinfo->par; - - if (fbi->lq043_open_cnt) { - bfin_t350mcqb_config_dma(fbi); - bfin_t350mcqb_config_ppi(fbi); - bfin_t350mcqb_init_timers(); - - /* start dma */ - enable_dma(CH_PPI); - bfin_t350mcqb_enable_ppi(); - bfin_t350mcqb_start_timers(); - } - - return 0; -} -#else -#define bfin_t350mcqb_suspend NULL -#define bfin_t350mcqb_resume NULL -#endif - -static struct platform_driver bfin_t350mcqb_driver = { - .probe = bfin_t350mcqb_probe, - .remove = bfin_t350mcqb_remove, - .suspend = bfin_t350mcqb_suspend, - .resume = bfin_t350mcqb_resume, - .driver = { - .name = DRIVER_NAME, - }, -}; -module_platform_driver(bfin_t350mcqb_driver); - -MODULE_DESCRIPTION("Blackfin TFT LCD Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/bfin_adv7393fb.c b/drivers/video/fbdev/bfin_adv7393fb.c deleted file mode 100644 index 542ffaddc6ab..000000000000 --- a/drivers/video/fbdev/bfin_adv7393fb.c +++ /dev/null @@ -1,828 +0,0 @@ -/* - * Frame buffer driver for ADV7393/2 video encoder - * - * Copyright 2006-2009 Analog Devices Inc. - * Licensed under the GPL-2 or late. - */ - -/* - * TODO: Remove Globals - * TODO: Code Cleanup - */ - -#define DRIVER_NAME "bfin-adv7393" - -#define pr_fmt(fmt) DRIVER_NAME ": " fmt - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/tty.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/fb.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/sched.h> -#include <asm/blackfin.h> -#include <asm/irq.h> -#include <asm/dma.h> -#include <linux/uaccess.h> -#include <linux/gpio.h> -#include <asm/portmux.h> - -#include <linux/dma-mapping.h> -#include <linux/proc_fs.h> -#include <linux/platform_device.h> -#include <linux/i2c.h> - -#include "bfin_adv7393fb.h" - -static int mode = VMODE; -static int mem = VMEM; -static int nocursor = 1; - -static const unsigned short ppi_pins[] = { - P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2, - P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3, - P_PPI0_D4, P_PPI0_D5, P_PPI0_D6, P_PPI0_D7, - P_PPI0_D8, P_PPI0_D9, P_PPI0_D10, P_PPI0_D11, - P_PPI0_D12, P_PPI0_D13, P_PPI0_D14, P_PPI0_D15, - 0 -}; - -/* - * card parameters - */ - -static struct bfin_adv7393_fb_par { - /* structure holding blackfin / adv7393 parameters when - screen is blanked */ - struct { - u8 Mode; /* ntsc/pal/? */ - } vga_state; - atomic_t ref_count; -} bfin_par; - -/* --------------------------------------------------------------------- */ - -static struct fb_var_screeninfo bfin_adv7393_fb_defined = { - .xres = 720, - .yres = 480, - .xres_virtual = 720, - .yres_virtual = 480, - .bits_per_pixel = 16, - .activate = FB_ACTIVATE_TEST, - .height = -1, - .width = -1, - .left_margin = 0, - .right_margin = 0, - .upper_margin = 0, - .lower_margin = 0, - .vmode = FB_VMODE_INTERLACED, - .red = {11, 5, 0}, - .green = {5, 6, 0}, - .blue = {0, 5, 0}, - .transp = {0, 0, 0}, -}; - -static struct fb_fix_screeninfo bfin_adv7393_fb_fix = { - .id = "BFIN ADV7393", - .smem_len = 720 * 480 * 2, - .type = FB_TYPE_PACKED_PIXELS, - .visual = FB_VISUAL_TRUECOLOR, - .xpanstep = 0, - .ypanstep = 0, - .line_length = 720 * 2, - .accel = FB_ACCEL_NONE -}; - -static struct fb_ops bfin_adv7393_fb_ops = { - .owner = THIS_MODULE, - .fb_open = bfin_adv7393_fb_open, - .fb_release = bfin_adv7393_fb_release, - .fb_check_var = bfin_adv7393_fb_check_var, - .fb_pan_display = bfin_adv7393_fb_pan_display, - .fb_blank = bfin_adv7393_fb_blank, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, - .fb_cursor = bfin_adv7393_fb_cursor, - .fb_setcolreg = bfin_adv7393_fb_setcolreg, -}; - -static int dma_desc_list(struct adv7393fb_device *fbdev, u16 arg) -{ - if (arg == BUILD) { /* Build */ - fbdev->vb1 = l1_data_sram_zalloc(sizeof(struct dmasg)); - if (fbdev->vb1 == NULL) - goto error; - - fbdev->av1 = l1_data_sram_zalloc(sizeof(struct dmasg)); - if (fbdev->av1 == NULL) - goto error; - - fbdev->vb2 = l1_data_sram_zalloc(sizeof(struct dmasg)); - if (fbdev->vb2 == NULL) - goto error; - - fbdev->av2 = l1_data_sram_zalloc(sizeof(struct dmasg)); - if (fbdev->av2 == NULL) - goto error; - - /* Build linked DMA descriptor list */ - fbdev->vb1->next_desc_addr = fbdev->av1; - fbdev->av1->next_desc_addr = fbdev->vb2; - fbdev->vb2->next_desc_addr = fbdev->av2; - fbdev->av2->next_desc_addr = fbdev->vb1; - - /* Save list head */ - fbdev->descriptor_list_head = fbdev->av2; - - /* Vertical Blanking Field 1 */ - fbdev->vb1->start_addr = VB_DUMMY_MEMORY_SOURCE; - fbdev->vb1->cfg = DMA_CFG_VAL; - - fbdev->vb1->x_count = - fbdev->modes[mode].xres + fbdev->modes[mode].boeft_blank; - - fbdev->vb1->x_modify = 0; - fbdev->vb1->y_count = fbdev->modes[mode].vb1_lines; - fbdev->vb1->y_modify = 0; - - /* Active Video Field 1 */ - - fbdev->av1->start_addr = (unsigned long)fbdev->fb_mem; - fbdev->av1->cfg = DMA_CFG_VAL; - fbdev->av1->x_count = - fbdev->modes[mode].xres + fbdev->modes[mode].boeft_blank; - fbdev->av1->x_modify = fbdev->modes[mode].bpp / 8; - fbdev->av1->y_count = fbdev->modes[mode].a_lines; - fbdev->av1->y_modify = - (fbdev->modes[mode].xres - fbdev->modes[mode].boeft_blank + - 1) * (fbdev->modes[mode].bpp / 8); - - /* Vertical Blanking Field 2 */ - - fbdev->vb2->start_addr = VB_DUMMY_MEMORY_SOURCE; - fbdev->vb2->cfg = DMA_CFG_VAL; - fbdev->vb2->x_count = - fbdev->modes[mode].xres + fbdev->modes[mode].boeft_blank; - - fbdev->vb2->x_modify = 0; - fbdev->vb2->y_count = fbdev->modes[mode].vb2_lines; - fbdev->vb2->y_modify = 0; - - /* Active Video Field 2 */ - - fbdev->av2->start_addr = - (unsigned long)fbdev->fb_mem + fbdev->line_len; - - fbdev->av2->cfg = DMA_CFG_VAL; - - fbdev->av2->x_count = - fbdev->modes[mode].xres + fbdev->modes[mode].boeft_blank; - - fbdev->av2->x_modify = (fbdev->modes[mode].bpp / 8); - fbdev->av2->y_count = fbdev->modes[mode].a_lines; - - fbdev->av2->y_modify = - (fbdev->modes[mode].xres - fbdev->modes[mode].boeft_blank + - 1) * (fbdev->modes[mode].bpp / 8); - - return 1; - } - -error: - l1_data_sram_free(fbdev->vb1); - l1_data_sram_free(fbdev->av1); - l1_data_sram_free(fbdev->vb2); - l1_data_sram_free(fbdev->av2); - - return 0; -} - -static int bfin_config_dma(struct adv7393fb_device *fbdev) -{ - BUG_ON(!(fbdev->fb_mem)); - - set_dma_x_count(CH_PPI, fbdev->descriptor_list_head->x_count); - set_dma_x_modify(CH_PPI, fbdev->descriptor_list_head->x_modify); - set_dma_y_count(CH_PPI, fbdev->descriptor_list_head->y_count); - set_dma_y_modify(CH_PPI, fbdev->descriptor_list_head->y_modify); - set_dma_start_addr(CH_PPI, fbdev->descriptor_list_head->start_addr); - set_dma_next_desc_addr(CH_PPI, - fbdev->descriptor_list_head->next_desc_addr); - set_dma_config(CH_PPI, fbdev->descriptor_list_head->cfg); - - return 1; -} - -static void bfin_disable_dma(void) -{ - bfin_write_DMA0_CONFIG(bfin_read_DMA0_CONFIG() & ~DMAEN); -} - -static void bfin_config_ppi(struct adv7393fb_device *fbdev) -{ - if (ANOMALY_05000183) { - bfin_write_TIMER2_CONFIG(WDTH_CAP); - bfin_write_TIMER_ENABLE(TIMEN2); - } - - bfin_write_PPI_CONTROL(0x381E); - bfin_write_PPI_FRAME(fbdev->modes[mode].tot_lines); - bfin_write_PPI_COUNT(fbdev->modes[mode].xres + - fbdev->modes[mode].boeft_blank - 1); - bfin_write_PPI_DELAY(fbdev->modes[mode].aoeft_blank - 1); -} - -static void bfin_enable_ppi(void) -{ - bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() | PORT_EN); -} - -static void bfin_disable_ppi(void) -{ - bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() & ~PORT_EN); -} - -static inline int adv7393_write(struct i2c_client *client, u8 reg, u8 value) -{ - return i2c_smbus_write_byte_data(client, reg, value); -} - -static inline int adv7393_read(struct i2c_client *client, u8 reg) -{ - return i2c_smbus_read_byte_data(client, reg); -} - -static int -adv7393_write_block(struct i2c_client *client, - const u8 *data, unsigned int len) -{ - int ret = -1; - u8 reg; - - while (len >= 2) { - reg = *data++; - ret = adv7393_write(client, reg, *data++); - if (ret < 0) - break; - len -= 2; - } - - return ret; -} - -static int adv7393_mode(struct i2c_client *client, u16 mode) -{ - switch (mode) { - case POWER_ON: /* ADV7393 Sleep mode OFF */ - adv7393_write(client, 0x00, 0x1E); - break; - case POWER_DOWN: /* ADV7393 Sleep mode ON */ - adv7393_write(client, 0x00, 0x1F); - break; - case BLANK_OFF: /* Pixel Data Valid */ - adv7393_write(client, 0x82, 0xCB); - break; - case BLANK_ON: /* Pixel Data Invalid */ - adv7393_write(client, 0x82, 0x8B); - break; - default: - return -EINVAL; - break; - } - return 0; -} - -static irqreturn_t ppi_irq_error(int irq, void *dev_id) -{ - - struct adv7393fb_device *fbdev = (struct adv7393fb_device *)dev_id; - - u16 status = bfin_read_PPI_STATUS(); - - pr_debug("%s: PPI Status = 0x%X\n", __func__, status); - - if (status) { - bfin_disable_dma(); /* TODO: Check Sequence */ - bfin_disable_ppi(); - bfin_clear_PPI_STATUS(); - bfin_config_dma(fbdev); - bfin_enable_ppi(); - } - - return IRQ_HANDLED; - -} - -static int proc_output(char *buf) -{ - char *p = buf; - - p += sprintf(p, - "Usage:\n" - "echo 0x[REG][Value] > adv7393\n" - "example: echo 0x1234 >adv7393\n" - "writes 0x34 into Register 0x12\n"); - - return p - buf; -} - -static ssize_t -adv7393_read_proc(struct file *file, char __user *buf, - size_t size, loff_t *ppos) -{ - static const char message[] = "Usage:\n" - "echo 0x[REG][Value] > adv7393\n" - "example: echo 0x1234 >adv7393\n" - "writes 0x34 into Register 0x12\n"; - return simple_read_from_buffer(buf, size, ppos, message, - sizeof(message)); -} - -static ssize_t -adv7393_write_proc(struct file *file, const char __user * buffer, - size_t count, loff_t *ppos) -{ - struct adv7393fb_device *fbdev = PDE_DATA(file_inode(file)); - unsigned int val; - int ret; - - ret = kstrtouint_from_user(buffer, count, 0, &val); - if (ret) - return -EFAULT; - - adv7393_write(fbdev->client, val >> 8, val & 0xff); - - return count; -} - -static const struct file_operations fops = { - .read = adv7393_read_proc, - .write = adv7393_write_proc, - .llseek = default_llseek, -}; - -static int bfin_adv7393_fb_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - int ret = 0; - struct proc_dir_entry *entry; - - struct adv7393fb_device *fbdev = NULL; - - if (mem > 2) { - dev_err(&client->dev, "mem out of allowed range [1;2]\n"); - return -EINVAL; - } - - if (mode >= ARRAY_SIZE(known_modes)) { - dev_err(&client->dev, "mode %d: not supported", mode); - return -EFAULT; - } - - fbdev = kzalloc(sizeof(*fbdev), GFP_KERNEL); - if (!fbdev) { - dev_err(&client->dev, "failed to allocate device private record"); - return -ENOMEM; - } - - i2c_set_clientdata(client, fbdev); - - fbdev->modes = known_modes; - fbdev->client = client; - - fbdev->fb_len = - mem * fbdev->modes[mode].xres * fbdev->modes[mode].xres * - (fbdev->modes[mode].bpp / 8); - - fbdev->line_len = - fbdev->modes[mode].xres * (fbdev->modes[mode].bpp / 8); - - /* Workaround "PPI Does Not Start Properly In Specific Mode" */ - if (ANOMALY_05000400) { - ret = gpio_request_one(P_IDENT(P_PPI0_FS3), GPIOF_OUT_INIT_LOW, - "PPI0_FS3"); - if (ret) { - dev_err(&client->dev, "PPI0_FS3 GPIO request failed\n"); - ret = -EBUSY; - goto free_fbdev; - } - } - - if (peripheral_request_list(ppi_pins, DRIVER_NAME)) { - dev_err(&client->dev, "requesting PPI peripheral failed\n"); - ret = -EFAULT; - goto free_gpio; - } - - fbdev->fb_mem = - dma_alloc_coherent(NULL, fbdev->fb_len, &fbdev->dma_handle, - GFP_KERNEL); - - if (NULL == fbdev->fb_mem) { - dev_err(&client->dev, "couldn't allocate dma buffer (%d bytes)\n", - (u32) fbdev->fb_len); - ret = -ENOMEM; - goto free_ppi_pins; - } - - fbdev->info.screen_base = (void *)fbdev->fb_mem; - bfin_adv7393_fb_fix.smem_start = (int)fbdev->fb_mem; - - bfin_adv7393_fb_fix.smem_len = fbdev->fb_len; - bfin_adv7393_fb_fix.line_length = fbdev->line_len; - - if (mem > 1) - bfin_adv7393_fb_fix.ypanstep = 1; - - bfin_adv7393_fb_defined.red.length = 5; - bfin_adv7393_fb_defined.green.length = 6; - bfin_adv7393_fb_defined.blue.length = 5; - - bfin_adv7393_fb_defined.xres = fbdev->modes[mode].xres; - bfin_adv7393_fb_defined.yres = fbdev->modes[mode].yres; - bfin_adv7393_fb_defined.xres_virtual = fbdev->modes[mode].xres; - bfin_adv7393_fb_defined.yres_virtual = mem * fbdev->modes[mode].yres; - bfin_adv7393_fb_defined.bits_per_pixel = fbdev->modes[mode].bpp; - - fbdev->info.fbops = &bfin_adv7393_fb_ops; - fbdev->info.var = bfin_adv7393_fb_defined; - fbdev->info.fix = bfin_adv7393_fb_fix; - fbdev->info.par = &bfin_par; - fbdev->info.flags = FBINFO_DEFAULT; - - fbdev->info.pseudo_palette = kzalloc(sizeof(u32) * 16, GFP_KERNEL); - if (!fbdev->info.pseudo_palette) { - dev_err(&client->dev, "failed to allocate pseudo_palette\n"); - ret = -ENOMEM; - goto free_fb_mem; - } - - if (fb_alloc_cmap(&fbdev->info.cmap, BFIN_LCD_NBR_PALETTE_ENTRIES, 0) < 0) { - dev_err(&client->dev, "failed to allocate colormap (%d entries)\n", - BFIN_LCD_NBR_PALETTE_ENTRIES); - ret = -EFAULT; - goto free_palette; - } - - if (request_dma(CH_PPI, "BF5xx_PPI_DMA") < 0) { - dev_err(&client->dev, "unable to request PPI DMA\n"); - ret = -EFAULT; - goto free_cmap; - } - - if (request_irq(IRQ_PPI_ERROR, ppi_irq_error, 0, - "PPI ERROR", fbdev) < 0) { - dev_err(&client->dev, "unable to request PPI ERROR IRQ\n"); - ret = -EFAULT; - goto free_ch_ppi; - } - - fbdev->open = 0; - - ret = adv7393_write_block(client, fbdev->modes[mode].adv7393_i2c_initd, - fbdev->modes[mode].adv7393_i2c_initd_len); - - if (ret) { - dev_err(&client->dev, "i2c attach: init error\n"); - goto free_irq_ppi; - } - - - if (register_framebuffer(&fbdev->info) < 0) { - dev_err(&client->dev, "unable to register framebuffer\n"); - ret = -EFAULT; - goto free_irq_ppi; - } - - dev_info(&client->dev, "fb%d: %s frame buffer device\n", - fbdev->info.node, fbdev->info.fix.id); - dev_info(&client->dev, "fb memory address : 0x%p\n", fbdev->fb_mem); - - entry = proc_create_data("driver/adv7393", 0, NULL, &fops, fbdev); - if (!entry) { - dev_err(&client->dev, "unable to create /proc entry\n"); - ret = -EFAULT; - goto free_fb; - } - return 0; - -free_fb: - unregister_framebuffer(&fbdev->info); -free_irq_ppi: - free_irq(IRQ_PPI_ERROR, fbdev); -free_ch_ppi: - free_dma(CH_PPI); -free_cmap: - fb_dealloc_cmap(&fbdev->info.cmap); -free_palette: - kfree(fbdev->info.pseudo_palette); -free_fb_mem: - dma_free_coherent(NULL, fbdev->fb_len, fbdev->fb_mem, - fbdev->dma_handle); -free_ppi_pins: - peripheral_free_list(ppi_pins); -free_gpio: - if (ANOMALY_05000400) - gpio_free(P_IDENT(P_PPI0_FS3)); -free_fbdev: - kfree(fbdev); - - return ret; -} - -static int bfin_adv7393_fb_open(struct fb_info *info, int user) -{ - struct adv7393fb_device *fbdev = to_adv7393fb_device(info); - - fbdev->info.screen_base = (void *)fbdev->fb_mem; - if (!fbdev->info.screen_base) { - dev_err(&fbdev->client->dev, "unable to map device\n"); - return -ENOMEM; - } - - fbdev->open = 1; - dma_desc_list(fbdev, BUILD); - adv7393_mode(fbdev->client, BLANK_OFF); - bfin_config_ppi(fbdev); - bfin_config_dma(fbdev); - bfin_enable_ppi(); - - return 0; -} - -static int bfin_adv7393_fb_release(struct fb_info *info, int user) -{ - struct adv7393fb_device *fbdev = to_adv7393fb_device(info); - - adv7393_mode(fbdev->client, BLANK_ON); - bfin_disable_dma(); - bfin_disable_ppi(); - dma_desc_list(fbdev, DESTRUCT); - fbdev->open = 0; - return 0; -} - -static int -bfin_adv7393_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) -{ - - switch (var->bits_per_pixel) { - case 16:/* DIRECTCOLOUR, 64k */ - var->red.offset = info->var.red.offset; - var->green.offset = info->var.green.offset; - var->blue.offset = info->var.blue.offset; - var->red.length = info->var.red.length; - var->green.length = info->var.green.length; - var->blue.length = info->var.blue.length; - var->transp.offset = 0; - var->transp.length = 0; - var->transp.msb_right = 0; - var->red.msb_right = 0; - var->green.msb_right = 0; - var->blue.msb_right = 0; - break; - default: - pr_debug("%s: depth not supported: %u BPP\n", __func__, - var->bits_per_pixel); - return -EINVAL; - } - - if (info->var.xres != var->xres || - info->var.yres != var->yres || - info->var.xres_virtual != var->xres_virtual || - info->var.yres_virtual != var->yres_virtual) { - pr_debug("%s: Resolution not supported: X%u x Y%u\n", - __func__, var->xres, var->yres); - return -EINVAL; - } - - /* - * Memory limit - */ - - if ((info->fix.line_length * var->yres_virtual) > info->fix.smem_len) { - pr_debug("%s: Memory Limit requested yres_virtual = %u\n", - __func__, var->yres_virtual); - return -ENOMEM; - } - - return 0; -} - -static int -bfin_adv7393_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) -{ - int dy; - u32 dmaaddr; - struct adv7393fb_device *fbdev = to_adv7393fb_device(info); - - if (!var || !info) - return -EINVAL; - - if (var->xoffset - info->var.xoffset) { - /* No support for X panning for now! */ - return -EINVAL; - } - dy = var->yoffset - info->var.yoffset; - - if (dy) { - pr_debug("%s: Panning screen of %d lines\n", __func__, dy); - - dmaaddr = fbdev->av1->start_addr; - dmaaddr += (info->fix.line_length * dy); - /* TODO: Wait for current frame to finished */ - - fbdev->av1->start_addr = (unsigned long)dmaaddr; - fbdev->av2->start_addr = (unsigned long)dmaaddr + fbdev->line_len; - } - - return 0; - -} - -/* 0 unblank, 1 blank, 2 no vsync, 3 no hsync, 4 off */ -static int bfin_adv7393_fb_blank(int blank, struct fb_info *info) -{ - struct adv7393fb_device *fbdev = to_adv7393fb_device(info); - - switch (blank) { - - case VESA_NO_BLANKING: - /* Turn on panel */ - adv7393_mode(fbdev->client, BLANK_OFF); - break; - - case VESA_VSYNC_SUSPEND: - case VESA_HSYNC_SUSPEND: - case VESA_POWERDOWN: - /* Turn off panel */ - adv7393_mode(fbdev->client, BLANK_ON); - break; - - default: - return -EINVAL; - break; - } - return 0; -} - -int bfin_adv7393_fb_cursor(struct fb_info *info, struct fb_cursor *cursor) -{ - if (nocursor) - return 0; - else - return -EINVAL; /* just to force soft_cursor() call */ -} - -static int bfin_adv7393_fb_setcolreg(u_int regno, u_int red, u_int green, - u_int blue, u_int transp, - struct fb_info *info) -{ - if (regno >= BFIN_LCD_NBR_PALETTE_ENTRIES) - return -EINVAL; - - if (info->var.grayscale) - /* grayscale = 0.30*R + 0.59*G + 0.11*B */ - red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8; - - if (info->fix.visual == FB_VISUAL_TRUECOLOR) { - u32 value; - /* Place color in the pseudopalette */ - if (regno > 16) - return -EINVAL; - - red >>= (16 - info->var.red.length); - green >>= (16 - info->var.green.length); - blue >>= (16 - info->var.blue.length); - - value = (red << info->var.red.offset) | - (green << info->var.green.offset)| - (blue << info->var.blue.offset); - value &= 0xFFFF; - - ((u32 *) (info->pseudo_palette))[regno] = value; - } - - return 0; -} - -static int bfin_adv7393_fb_remove(struct i2c_client *client) -{ - struct adv7393fb_device *fbdev = i2c_get_clientdata(client); - - adv7393_mode(client, POWER_DOWN); - - if (fbdev->fb_mem) - dma_free_coherent(NULL, fbdev->fb_len, fbdev->fb_mem, fbdev->dma_handle); - free_dma(CH_PPI); - free_irq(IRQ_PPI_ERROR, fbdev); - unregister_framebuffer(&fbdev->info); - remove_proc_entry("driver/adv7393", NULL); - fb_dealloc_cmap(&fbdev->info.cmap); - kfree(fbdev->info.pseudo_palette); - - if (ANOMALY_05000400) - gpio_free(P_IDENT(P_PPI0_FS3)); /* FS3 */ - peripheral_free_list(ppi_pins); - kfree(fbdev); - - return 0; -} - -#ifdef CONFIG_PM -static int bfin_adv7393_fb_suspend(struct device *dev) -{ - struct adv7393fb_device *fbdev = dev_get_drvdata(dev); - - if (fbdev->open) { - bfin_disable_dma(); - bfin_disable_ppi(); - dma_desc_list(fbdev, DESTRUCT); - } - adv7393_mode(fbdev->client, POWER_DOWN); - - return 0; -} - -static int bfin_adv7393_fb_resume(struct device *dev) -{ - struct adv7393fb_device *fbdev = dev_get_drvdata(dev); - - adv7393_mode(fbdev->client, POWER_ON); - - if (fbdev->open) { - dma_desc_list(fbdev, BUILD); - bfin_config_ppi(fbdev); - bfin_config_dma(fbdev); - bfin_enable_ppi(); - } - - return 0; -} - -static const struct dev_pm_ops bfin_adv7393_dev_pm_ops = { - .suspend = bfin_adv7393_fb_suspend, - .resume = bfin_adv7393_fb_resume, -}; -#endif - -static const struct i2c_device_id bfin_adv7393_id[] = { - {DRIVER_NAME, 0}, - {} -}; - -MODULE_DEVICE_TABLE(i2c, bfin_adv7393_id); - -static struct i2c_driver bfin_adv7393_fb_driver = { - .driver = { - .name = DRIVER_NAME, -#ifdef CONFIG_PM - .pm = &bfin_adv7393_dev_pm_ops, -#endif - }, - .probe = bfin_adv7393_fb_probe, - .remove = bfin_adv7393_fb_remove, - .id_table = bfin_adv7393_id, -}; - -static int __init bfin_adv7393_fb_driver_init(void) -{ -#if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI) - request_module("i2c-bfin-twi"); -#else - request_module("i2c-gpio"); -#endif - - return i2c_add_driver(&bfin_adv7393_fb_driver); -} -module_init(bfin_adv7393_fb_driver_init); - -static void __exit bfin_adv7393_fb_driver_cleanup(void) -{ - i2c_del_driver(&bfin_adv7393_fb_driver); -} -module_exit(bfin_adv7393_fb_driver_cleanup); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>"); -MODULE_DESCRIPTION("Frame buffer driver for ADV7393/2 Video Encoder"); - -module_param(mode, int, 0); -MODULE_PARM_DESC(mode, - "Video Mode (0=NTSC,1=PAL,2=NTSC 640x480,3=PAL 640x480,4=NTSC YCbCr input,5=PAL YCbCr input)"); - -module_param(mem, int, 0); -MODULE_PARM_DESC(mem, - "Size of frame buffer memory 1=Single 2=Double Size (allows y-panning / frame stacking)"); - -module_param(nocursor, int, 0644); -MODULE_PARM_DESC(nocursor, "cursor enable/disable"); diff --git a/drivers/video/fbdev/bfin_adv7393fb.h b/drivers/video/fbdev/bfin_adv7393fb.h deleted file mode 100644 index afd0380e19e1..000000000000 --- a/drivers/video/fbdev/bfin_adv7393fb.h +++ /dev/null @@ -1,319 +0,0 @@ -/* - * Frame buffer driver for ADV7393/2 video encoder - * - * Copyright 2006-2009 Analog Devices Inc. - * Licensed under the GPL-2 or late. - */ - -#ifndef __BFIN_ADV7393FB_H__ -#define __BFIN_ADV7393FB_H__ - -#define BFIN_LCD_NBR_PALETTE_ENTRIES 256 - -#ifdef CONFIG_NTSC -# define VMODE 0 -#endif -#ifdef CONFIG_PAL -# define VMODE 1 -#endif -#ifdef CONFIG_NTSC_640x480 -# define VMODE 2 -#endif -#ifdef CONFIG_PAL_640x480 -# define VMODE 3 -#endif -#ifdef CONFIG_NTSC_YCBCR -# define VMODE 4 -#endif -#ifdef CONFIG_PAL_YCBCR -# define VMODE 5 -#endif - -#ifndef VMODE -# define VMODE 1 -#endif - -#ifdef CONFIG_ADV7393_2XMEM -# define VMEM 2 -#else -# define VMEM 1 -#endif - -#if defined(CONFIG_BF537) || defined(CONFIG_BF536) || defined(CONFIG_BF534) -# define DMA_CFG_VAL 0x7935 /* Set Sync Bit */ -# define VB_DUMMY_MEMORY_SOURCE L1_DATA_B_START -#else -# define DMA_CFG_VAL 0x7915 -# define VB_DUMMY_MEMORY_SOURCE BOOT_ROM_START -#endif - -enum { - DESTRUCT, - BUILD, -}; - -enum { - POWER_ON, - POWER_DOWN, - BLANK_ON, - BLANK_OFF, -}; - -struct adv7393fb_modes { - const s8 name[25]; /* Full name */ - u16 xres; /* Active Horizonzal Pixels */ - u16 yres; /* Active Vertical Pixels */ - u16 bpp; - u16 vmode; - u16 a_lines; /* Active Lines per Field */ - u16 vb1_lines; /* Vertical Blanking Field 1 Lines */ - u16 vb2_lines; /* Vertical Blanking Field 2 Lines */ - u16 tot_lines; /* Total Lines per Frame */ - u16 boeft_blank; /* Before Odd/Even Field Transition No. of Blank Pixels */ - u16 aoeft_blank; /* After Odd/Even Field Transition No. of Blank Pixels */ - const s8 *adv7393_i2c_initd; - u16 adv7393_i2c_initd_len; -}; - -static const u8 init_NTSC_TESTPATTERN[] = { - 0x00, 0x1E, /* Power up all DACs and PLL */ - 0x01, 0x00, /* SD-Only Mode */ - 0x80, 0x10, /* SSAF Luma Filter Enabled, NTSC Mode */ - 0x82, 0xCB, /* Step control on, pixel data valid, pedestal on, PrPb SSAF on, CVBS/YC output */ - 0x84, 0x40, /* SD Color Bar Test Pattern Enabled, DAC 2 = Luma, DAC 3 = Chroma */ -}; - -static const u8 init_NTSC[] = { - 0x00, 0x1E, /* Power up all DACs and PLL */ - 0xC3, 0x26, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xC5, 0x12, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xC2, 0x4A, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xC6, 0x5E, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xBD, 0x19, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xBF, 0x42, /* Program RGB->YCrCb Color Space conversion matrix */ - 0x8C, 0x1F, /* NTSC Subcarrier Frequency */ - 0x8D, 0x7C, /* NTSC Subcarrier Frequency */ - 0x8E, 0xF0, /* NTSC Subcarrier Frequency */ - 0x8F, 0x21, /* NTSC Subcarrier Frequency */ - 0x01, 0x00, /* SD-Only Mode */ - 0x80, 0x30, /* SSAF Luma Filter Enabled, NTSC Mode */ - 0x82, 0x8B, /* Step control on, pixel data invalid, pedestal on, PrPb SSAF on, CVBS/YC output */ - 0x87, 0x80, /* SD Color Bar Test Pattern Enabled, DAC 2 = Luma, DAC 3 = Chroma */ - 0x86, 0x82, - 0x8B, 0x11, - 0x88, 0x20, - 0x8A, 0x0d, -}; - -static const u8 init_PAL[] = { - 0x00, 0x1E, /* Power up all DACs and PLL */ - 0xC3, 0x26, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xC5, 0x12, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xC2, 0x4A, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xC6, 0x5E, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xBD, 0x19, /* Program RGB->YCrCb Color Space conversion matrix */ - 0xBF, 0x42, /* Program RGB->YCrCb Color Space conversion matrix */ - 0x8C, 0xCB, /* PAL Subcarrier Frequency */ - 0x8D, 0x8A, /* PAL Subcarrier Frequency */ - 0x8E, 0x09, /* PAL Subcarrier Frequency */ - 0x8F, 0x2A, /* PAL Subcarrier Frequency */ - 0x01, 0x00, /* SD-Only Mode */ - 0x80, 0x11, /* SSAF Luma Filter Enabled, PAL Mode */ - 0x82, 0x8B, /* Step control on, pixel data invalid, pedestal on, PrPb SSAF on, CVBS/YC output */ - 0x87, 0x80, /* SD Color Bar Test Pattern Enabled, DAC 2 = Luma, DAC 3 = Chroma */ - 0x86, 0x82, - 0x8B, 0x11, - 0x88, 0x20, - 0x8A, 0x0d, -}; - -static const u8 init_NTSC_YCbCr[] = { - 0x00, 0x1E, /* Power up all DACs and PLL */ - 0x8C, 0x1F, /* NTSC Subcarrier Frequency */ - 0x8D, 0x7C, /* NTSC Subcarrier Frequency */ - 0x8E, 0xF0, /* NTSC Subcarrier Frequency */ - 0x8F, 0x21, /* NTSC Subcarrier Frequency */ - 0x01, 0x00, /* SD-Only Mode */ - 0x80, 0x30, /* SSAF Luma Filter Enabled, NTSC Mode */ - 0x82, 0x8B, /* Step control on, pixel data invalid, pedestal on, PrPb SSAF on, CVBS/YC output */ - 0x87, 0x00, /* DAC 2 = Luma, DAC 3 = Chroma */ - 0x86, 0x82, - 0x8B, 0x11, - 0x88, 0x08, - 0x8A, 0x0d, -}; - -static const u8 init_PAL_YCbCr[] = { - 0x00, 0x1E, /* Power up all DACs and PLL */ - 0x8C, 0xCB, /* PAL Subcarrier Frequency */ - 0x8D, 0x8A, /* PAL Subcarrier Frequency */ - 0x8E, 0x09, /* PAL Subcarrier Frequency */ - 0x8F, 0x2A, /* PAL Subcarrier Frequency */ - 0x01, 0x00, /* SD-Only Mode */ - 0x80, 0x11, /* SSAF Luma Filter Enabled, PAL Mode */ - 0x82, 0x8B, /* Step control on, pixel data invalid, pedestal on, PrPb SSAF on, CVBS/YC output */ - 0x87, 0x00, /* DAC 2 = Luma, DAC 3 = Chroma */ - 0x86, 0x82, - 0x8B, 0x11, - 0x88, 0x08, - 0x8A, 0x0d, -}; - -static struct adv7393fb_modes known_modes[] = { - /* NTSC 720x480 CRT */ - { - .name = "NTSC 720x480", - .xres = 720, - .yres = 480, - .bpp = 16, - .vmode = FB_VMODE_INTERLACED, - .a_lines = 240, - .vb1_lines = 22, - .vb2_lines = 23, - .tot_lines = 525, - .boeft_blank = 16, - .aoeft_blank = 122, - .adv7393_i2c_initd = init_NTSC, - .adv7393_i2c_initd_len = sizeof(init_NTSC) - }, - /* PAL 720x480 CRT */ - { - .name = "PAL 720x576", - .xres = 720, - .yres = 576, - .bpp = 16, - .vmode = FB_VMODE_INTERLACED, - .a_lines = 288, - .vb1_lines = 24, - .vb2_lines = 25, - .tot_lines = 625, - .boeft_blank = 12, - .aoeft_blank = 132, - .adv7393_i2c_initd = init_PAL, - .adv7393_i2c_initd_len = sizeof(init_PAL) - }, - /* NTSC 640x480 CRT Experimental */ - { - .name = "NTSC 640x480", - .xres = 640, - .yres = 480, - .bpp = 16, - .vmode = FB_VMODE_INTERLACED, - .a_lines = 240, - .vb1_lines = 22, - .vb2_lines = 23, - .tot_lines = 525, - .boeft_blank = 16 + 40, - .aoeft_blank = 122 + 40, - .adv7393_i2c_initd = init_NTSC, - .adv7393_i2c_initd_len = sizeof(init_NTSC) - }, - /* PAL 640x480 CRT Experimental */ - { - .name = "PAL 640x480", - .xres = 640, - .yres = 480, - .bpp = 16, - .vmode = FB_VMODE_INTERLACED, - .a_lines = 288 - 20, - .vb1_lines = 24 + 20, - .vb2_lines = 25 + 20, - .tot_lines = 625, - .boeft_blank = 12 + 40, - .aoeft_blank = 132 + 40, - .adv7393_i2c_initd = init_PAL, - .adv7393_i2c_initd_len = sizeof(init_PAL) - }, - /* NTSC 720x480 YCbCR */ - { - .name = "NTSC 720x480 YCbCR", - .xres = 720, - .yres = 480, - .bpp = 16, - .vmode = FB_VMODE_INTERLACED, - .a_lines = 240, - .vb1_lines = 22, - .vb2_lines = 23, - .tot_lines = 525, - .boeft_blank = 16, - .aoeft_blank = 122, - .adv7393_i2c_initd = init_NTSC_YCbCr, - .adv7393_i2c_initd_len = sizeof(init_NTSC_YCbCr) - }, - /* PAL 720x480 CRT */ - { - .name = "PAL 720x576 YCbCR", - .xres = 720, - .yres = 576, - .bpp = 16, - .vmode = FB_VMODE_INTERLACED, - .a_lines = 288, - .vb1_lines = 24, - .vb2_lines = 25, - .tot_lines = 625, - .boeft_blank = 12, - .aoeft_blank = 132, - .adv7393_i2c_initd = init_PAL_YCbCr, - .adv7393_i2c_initd_len = sizeof(init_PAL_YCbCr) - } -}; - -struct adv7393fb_regs { - -}; - -struct adv7393fb_device { - struct fb_info info; /* FB driver info record */ - - struct i2c_client *client; - - struct dmasg *descriptor_list_head; - struct dmasg *vb1; - struct dmasg *av1; - struct dmasg *vb2; - struct dmasg *av2; - - dma_addr_t dma_handle; - - struct fb_info bfin_adv7393_fb; - - struct adv7393fb_modes *modes; - - struct adv7393fb_regs *regs; /* Registers memory map */ - size_t regs_len; - size_t fb_len; - size_t line_len; - u16 open; - u16 *fb_mem; /* RGB Buffer */ - -}; - -#define to_adv7393fb_device(_info) \ - (_info ? container_of(_info, struct adv7393fb_device, info) : NULL); - -static int bfin_adv7393_fb_open(struct fb_info *info, int user); -static int bfin_adv7393_fb_release(struct fb_info *info, int user); -static int bfin_adv7393_fb_check_var(struct fb_var_screeninfo *var, - struct fb_info *info); - -static int bfin_adv7393_fb_pan_display(struct fb_var_screeninfo *var, - struct fb_info *info); - -static int bfin_adv7393_fb_blank(int blank, struct fb_info *info); - -static void bfin_config_ppi(struct adv7393fb_device *fbdev); -static int bfin_config_dma(struct adv7393fb_device *fbdev); -static void bfin_disable_dma(void); -static void bfin_enable_ppi(void); -static void bfin_disable_ppi(void); - -static inline int adv7393_write(struct i2c_client *client, u8 reg, u8 value); -static inline int adv7393_read(struct i2c_client *client, u8 reg); -static int adv7393_write_block(struct i2c_client *client, const u8 *data, - unsigned int len); - -int bfin_adv7393_fb_cursor(struct fb_info *info, struct fb_cursor *cursor); -static int bfin_adv7393_fb_setcolreg(u_int, u_int, u_int, u_int, - u_int, struct fb_info *info); - -#endif diff --git a/include/linux/fb.h b/include/linux/fb.h index f577d3c89618..aa74a228bb92 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -571,8 +571,7 @@ static inline struct apertures_struct *alloc_apertures(unsigned int max_num) { #elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || \ defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || \ - defined(__avr32__) || defined(__bfin__) || defined(__arm__) || \ - defined(__aarch64__) + defined(__arm__) || defined(__aarch64__) #define fb_readb __raw_readb #define fb_readw __raw_readw |