diff options
Diffstat (limited to 'arch/arm/mach-pxa/cm-x2xx.c')
| -rw-r--r-- | arch/arm/mach-pxa/cm-x2xx.c | 538 |
1 files changed, 0 insertions, 538 deletions
diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c deleted file mode 100644 index ff976d1217eb..000000000000 --- a/arch/arm/mach-pxa/cm-x2xx.c +++ /dev/null @@ -1,538 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * linux/arch/arm/mach-pxa/cm-x2xx.c - * - * Copyright (C) 2008 CompuLab, Ltd. - * Mike Rapoport <mike@compulab.co.il> - */ - -#include <linux/platform_device.h> -#include <linux/syscore_ops.h> -#include <linux/irq.h> -#include <linux/gpio.h> -#include <linux/regulator/machine.h> - -#include <linux/dm9000.h> -#include <linux/leds.h> - -#include <asm/mach/arch.h> -#include <asm/mach-types.h> -#include <asm/mach/map.h> - -#include "pxa25x.h" -#undef GPIO24_SSP1_SFRM -#undef GPIO86_GPIO -#undef GPIO87_GPIO -#undef GPIO88_GPIO -#undef GPIO89_GPIO -#include "pxa27x.h" -#undef GPIO24_SSP1_SFRM -#undef GPIO86_GPIO -#undef GPIO87_GPIO -#undef GPIO88_GPIO -#undef GPIO89_GPIO -#include <mach/audio.h> -#include <linux/platform_data/video-pxafb.h> -#include <mach/smemc.h> - -#include <asm/hardware/it8152.h> - -#include "generic.h" -#include "cm-x2xx-pci.h" - -extern void cmx255_init(void); -extern void cmx270_init(void); - -/* reserve IRQs for IT8152 */ -#define CMX2XX_NR_IRQS (IRQ_BOARD_START + 40) - -/* virtual addresses for statically mapped regions */ -#define CMX2XX_VIRT_BASE (void __iomem *)(0xe8000000) -#define CMX2XX_IT8152_VIRT (CMX2XX_VIRT_BASE) - -/* physical address if local-bus attached devices */ -#define CMX255_DM9000_PHYS_BASE (PXA_CS1_PHYS + (8 << 22)) -#define CMX270_DM9000_PHYS_BASE (PXA_CS1_PHYS + (6 << 22)) - -/* leds */ -#define CMX255_GPIO_RED (27) -#define CMX255_GPIO_GREEN (32) -#define CMX270_GPIO_RED (93) -#define CMX270_GPIO_GREEN (94) - -/* GPIO IRQ usage */ -#define GPIO22_ETHIRQ (22) -#define GPIO10_ETHIRQ (10) -#define CMX255_GPIO_IT8152_IRQ (0) -#define CMX270_GPIO_IT8152_IRQ (22) - -#define CMX255_ETHIRQ PXA_GPIO_TO_IRQ(GPIO22_ETHIRQ) -#define CMX270_ETHIRQ PXA_GPIO_TO_IRQ(GPIO10_ETHIRQ) - -#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) -static struct resource cmx255_dm9000_resource[] = { - [0] = { - .start = CMX255_DM9000_PHYS_BASE, - .end = CMX255_DM9000_PHYS_BASE + 3, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = CMX255_DM9000_PHYS_BASE + 4, - .end = CMX255_DM9000_PHYS_BASE + 4 + 500, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = CMX255_ETHIRQ, - .end = CMX255_ETHIRQ, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - } -}; - -static struct resource cmx270_dm9000_resource[] = { - [0] = { - .start = CMX270_DM9000_PHYS_BASE, - .end = CMX270_DM9000_PHYS_BASE + 3, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = CMX270_DM9000_PHYS_BASE + 8, - .end = CMX270_DM9000_PHYS_BASE + 8 + 500, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = CMX270_ETHIRQ, - .end = CMX270_ETHIRQ, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - } -}; - -static struct dm9000_plat_data cmx270_dm9000_platdata = { - .flags = DM9000_PLATF_32BITONLY | DM9000_PLATF_NO_EEPROM, -}; - -static struct platform_device cmx2xx_dm9000_device = { - .name = "dm9000", - .id = 0, - .num_resources = ARRAY_SIZE(cmx270_dm9000_resource), - .dev = { - .platform_data = &cmx270_dm9000_platdata, - } -}; - -static void __init cmx2xx_init_dm9000(void) -{ - if (cpu_is_pxa25x()) - cmx2xx_dm9000_device.resource = cmx255_dm9000_resource; - else - cmx2xx_dm9000_device.resource = cmx270_dm9000_resource; - platform_device_register(&cmx2xx_dm9000_device); -} -#else -static inline void cmx2xx_init_dm9000(void) {} -#endif - -/* UCB1400 touchscreen controller */ -#if defined(CONFIG_TOUCHSCREEN_UCB1400) || defined(CONFIG_TOUCHSCREEN_UCB1400_MODULE) -static struct platform_device cmx2xx_ts_device = { - .name = "ucb1400_core", - .id = -1, -}; - -static void __init cmx2xx_init_touchscreen(void) -{ - platform_device_register(&cmx2xx_ts_device); -} -#else -static inline void cmx2xx_init_touchscreen(void) {} -#endif - -/* CM-X270 LEDs */ -#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) -static struct gpio_led cmx2xx_leds[] = { - [0] = { - .name = "cm-x2xx:red", - .default_trigger = "nand-disk", - .active_low = 1, - }, - [1] = { - .name = "cm-x2xx:green", - .default_trigger = "heartbeat", - .active_low = 1, - }, -}; - -static struct gpio_led_platform_data cmx2xx_gpio_led_pdata = { - .num_leds = ARRAY_SIZE(cmx2xx_leds), - .leds = cmx2xx_leds, -}; - -static struct platform_device cmx2xx_led_device = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &cmx2xx_gpio_led_pdata, - }, -}; - -static void __init cmx2xx_init_leds(void) -{ - if (cpu_is_pxa25x()) { - cmx2xx_leds[0].gpio = CMX255_GPIO_RED; - cmx2xx_leds[1].gpio = CMX255_GPIO_GREEN; - } else { - cmx2xx_leds[0].gpio = CMX270_GPIO_RED; - cmx2xx_leds[1].gpio = CMX270_GPIO_GREEN; - } - platform_device_register(&cmx2xx_led_device); -} -#else -static inline void cmx2xx_init_leds(void) {} -#endif - -#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) -/* - Display definitions - keep these for backwards compatibility, although symbolic names (as - e.g. in lpd270.c) looks better -*/ -#define MTYPE_STN320x240 0 -#define MTYPE_TFT640x480 1 -#define MTYPE_CRT640x480 2 -#define MTYPE_CRT800x600 3 -#define MTYPE_TFT320x240 6 -#define MTYPE_STN640x480 7 - -static struct pxafb_mode_info generic_stn_320x240_mode = { - .pixclock = 76923, - .bpp = 8, - .xres = 320, - .yres = 240, - .hsync_len = 3, - .vsync_len = 2, - .left_margin = 3, - .upper_margin = 0, - .right_margin = 3, - .lower_margin = 0, - .sync = (FB_SYNC_HOR_HIGH_ACT | - FB_SYNC_VERT_HIGH_ACT), - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_stn_320x240 = { - .modes = &generic_stn_320x240_mode, - .num_modes = 1, - .lcd_conn = LCD_COLOR_STN_8BPP | LCD_PCLK_EDGE_FALL |\ - LCD_AC_BIAS_FREQ(0xff), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_tft_640x480_mode = { - .pixclock = 38461, - .bpp = 8, - .xres = 640, - .yres = 480, - .hsync_len = 60, - .vsync_len = 2, - .left_margin = 70, - .upper_margin = 10, - .right_margin = 70, - .lower_margin = 5, - .sync = 0, - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_tft_640x480 = { - .modes = &generic_tft_640x480_mode, - .num_modes = 1, - .lcd_conn = LCD_COLOR_TFT_8BPP | LCD_PCLK_EDGE_FALL |\ - LCD_AC_BIAS_FREQ(0xff), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_crt_640x480_mode = { - .pixclock = 38461, - .bpp = 8, - .xres = 640, - .yres = 480, - .hsync_len = 63, - .vsync_len = 2, - .left_margin = 81, - .upper_margin = 33, - .right_margin = 16, - .lower_margin = 10, - .sync = (FB_SYNC_HOR_HIGH_ACT | - FB_SYNC_VERT_HIGH_ACT), - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_crt_640x480 = { - .modes = &generic_crt_640x480_mode, - .num_modes = 1, - .lcd_conn = LCD_COLOR_TFT_8BPP | LCD_AC_BIAS_FREQ(0xff), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_crt_800x600_mode = { - .pixclock = 28846, - .bpp = 8, - .xres = 800, - .yres = 600, - .hsync_len = 63, - .vsync_len = 2, - .left_margin = 26, - .upper_margin = 21, - .right_margin = 26, - .lower_margin = 11, - .sync = (FB_SYNC_HOR_HIGH_ACT | - FB_SYNC_VERT_HIGH_ACT), - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_crt_800x600 = { - .modes = &generic_crt_800x600_mode, - .num_modes = 1, - .lcd_conn = LCD_COLOR_TFT_8BPP | LCD_AC_BIAS_FREQ(0xff), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_tft_320x240_mode = { - .pixclock = 134615, - .bpp = 16, - .xres = 320, - .yres = 240, - .hsync_len = 63, - .vsync_len = 7, - .left_margin = 75, - .upper_margin = 0, - .right_margin = 15, - .lower_margin = 15, - .sync = 0, - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_tft_320x240 = { - .modes = &generic_tft_320x240_mode, - .num_modes = 1, - .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_AC_BIAS_FREQ(0xff), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mode_info generic_stn_640x480_mode = { - .pixclock = 57692, - .bpp = 8, - .xres = 640, - .yres = 480, - .hsync_len = 4, - .vsync_len = 2, - .left_margin = 10, - .upper_margin = 5, - .right_margin = 10, - .lower_margin = 5, - .sync = (FB_SYNC_HOR_HIGH_ACT | - FB_SYNC_VERT_HIGH_ACT), - .cmap_greyscale = 0, -}; - -static struct pxafb_mach_info generic_stn_640x480 = { - .modes = &generic_stn_640x480_mode, - .num_modes = 1, - .lcd_conn = LCD_COLOR_STN_8BPP | LCD_AC_BIAS_FREQ(0xff), - .cmap_inverse = 0, - .cmap_static = 0, -}; - -static struct pxafb_mach_info *cmx2xx_display = &generic_crt_640x480; - -static int __init cmx2xx_set_display(char *str) -{ - int disp_type = simple_strtol(str, NULL, 0); - switch (disp_type) { - case MTYPE_STN320x240: - cmx2xx_display = &generic_stn_320x240; - break; - case MTYPE_TFT640x480: - cmx2xx_display = &generic_tft_640x480; - break; - case MTYPE_CRT640x480: - cmx2xx_display = &generic_crt_640x480; - break; - case MTYPE_CRT800x600: - cmx2xx_display = &generic_crt_800x600; - break; - case MTYPE_TFT320x240: - cmx2xx_display = &generic_tft_320x240; - break; - case MTYPE_STN640x480: - cmx2xx_display = &generic_stn_640x480; - break; - default: /* fallback to CRT 640x480 */ - cmx2xx_display = &generic_crt_640x480; - break; - } - return 1; -} - -/* - This should be done really early to get proper configuration for - frame buffer. - Indeed, pxafb parameters can be used istead, but CM-X2XX bootloader - has limitied line length for kernel command line, and also it will - break compatibitlty with proprietary releases already in field. -*/ -__setup("monitor=", cmx2xx_set_display); - -static void __init cmx2xx_init_display(void) -{ - pxa_set_fb_info(NULL, cmx2xx_display); -} -#else -static inline void cmx2xx_init_display(void) {} -#endif - -#ifdef CONFIG_PM -static unsigned long sleep_save_msc[10]; - -static int cmx2xx_suspend(void) -{ - cmx2xx_pci_suspend(); - - /* save MSC registers */ - sleep_save_msc[0] = __raw_readl(MSC0); - sleep_save_msc[1] = __raw_readl(MSC1); - sleep_save_msc[2] = __raw_readl(MSC2); - - /* setup power saving mode registers */ - PCFR = 0x0; - PSLR = 0xff400000; - PMCR = 0x00000005; - PWER = 0x80000000; - PFER = 0x00000000; - PRER = 0x00000000; - PGSR0 = 0xC0018800; - PGSR1 = 0x004F0002; - PGSR2 = 0x6021C000; - PGSR3 = 0x00020000; - - return 0; -} - -static void cmx2xx_resume(void) -{ - cmx2xx_pci_resume(); - - /* restore MSC registers */ - __raw_writel(sleep_save_msc[0], MSC0); - __raw_writel(sleep_save_msc[1], MSC1); - __raw_writel(sleep_save_msc[2], MSC2); -} - -static struct syscore_ops cmx2xx_pm_syscore_ops = { - .resume = cmx2xx_resume, - .suspend = cmx2xx_suspend, -}; - -static int __init cmx2xx_pm_init(void) -{ - register_syscore_ops(&cmx2xx_pm_syscore_ops); - - return 0; -} -#else -static int __init cmx2xx_pm_init(void) { return 0; } -#endif - -#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE) -static void __init cmx2xx_init_ac97(void) -{ - pxa_set_ac97_info(NULL); -} -#else -static inline void cmx2xx_init_ac97(void) {} -#endif - -static void __init cmx2xx_init(void) -{ - pxa_set_ffuart_info(NULL); - pxa_set_btuart_info(NULL); - pxa_set_stuart_info(NULL); - - cmx2xx_pm_init(); - - if (cpu_is_pxa25x()) - cmx255_init(); - else - cmx270_init(); - - cmx2xx_init_dm9000(); - cmx2xx_init_display(); - cmx2xx_init_ac97(); - cmx2xx_init_touchscreen(); - cmx2xx_init_leds(); - - regulator_has_full_constraints(); -} - -static void __init cmx2xx_init_irq(void) -{ - if (cpu_is_pxa25x()) { - pxa25x_init_irq(); - cmx2xx_pci_init_irq(CMX255_GPIO_IT8152_IRQ); - } else { - pxa27x_init_irq(); - cmx2xx_pci_init_irq(CMX270_GPIO_IT8152_IRQ); - } -} - -#ifdef CONFIG_PCI -/* Map PCI companion statically */ -static struct map_desc cmx2xx_io_desc[] __initdata = { - [0] = { /* PCI bridge */ - .virtual = (unsigned long)CMX2XX_IT8152_VIRT, - .pfn = __phys_to_pfn(PXA_CS4_PHYS), - .length = SZ_64M, - .type = MT_DEVICE - }, -}; - -static void __init cmx2xx_map_io(void) -{ - if (cpu_is_pxa25x()) - pxa25x_map_io(); - - if (cpu_is_pxa27x()) - pxa27x_map_io(); - - iotable_init(cmx2xx_io_desc, ARRAY_SIZE(cmx2xx_io_desc)); - - it8152_base_address = CMX2XX_IT8152_VIRT; -} -#else -static void __init cmx2xx_map_io(void) -{ - if (cpu_is_pxa25x()) - pxa25x_map_io(); - - if (cpu_is_pxa27x()) - pxa27x_map_io(); -} -#endif - -MACHINE_START(ARMCORE, "Compulab CM-X2XX") - .atag_offset = 0x100, - .map_io = cmx2xx_map_io, - .nr_irqs = CMX2XX_NR_IRQS, - .init_irq = cmx2xx_init_irq, - /* NOTE: pxa25x_handle_irq() works on PXA27x w/o camera support */ - .handle_irq = pxa25x_handle_irq, - .init_time = pxa_timer_init, - .init_machine = cmx2xx_init, -#ifdef CONFIG_PCI - .dma_zone_size = SZ_64M, -#endif - .restart = pxa_restart, -MACHINE_END |