diff options
Diffstat (limited to 'arch/arm/mach-s3c2410/mach-bast.c')
| -rw-r--r-- | arch/arm/mach-s3c2410/mach-bast.c | 645 |
1 files changed, 0 insertions, 645 deletions
diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c deleted file mode 100644 index feeaf73933dc..000000000000 --- a/arch/arm/mach-s3c2410/mach-bast.c +++ /dev/null @@ -1,645 +0,0 @@ -/* linux/arch/arm/mach-s3c2410/mach-bast.c - * - * Copyright 2003-2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * http://www.simtec.co.uk/products/EB2410ITX/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/list.h> -#include <linux/timer.h> -#include <linux/init.h> -#include <linux/gpio.h> -#include <linux/syscore_ops.h> -#include <linux/serial_core.h> -#include <linux/platform_device.h> -#include <linux/dm9000.h> -#include <linux/ata_platform.h> -#include <linux/i2c.h> -#include <linux/io.h> - -#include <net/ax88796.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> - -#include <mach/bast-map.h> -#include <mach/bast-irq.h> -#include <mach/bast-cpld.h> - -#include <mach/hardware.h> -#include <asm/irq.h> -#include <asm/mach-types.h> - -//#include <asm/debug-ll.h> -#include <plat/regs-serial.h> -#include <mach/regs-gpio.h> -#include <mach/regs-mem.h> -#include <mach/regs-lcd.h> - -#include <plat/hwmon.h> -#include <plat/nand.h> -#include <plat/iic.h> -#include <mach/fb.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/nand.h> -#include <linux/mtd/nand_ecc.h> -#include <linux/mtd/partitions.h> - -#include <linux/serial_8250.h> - -#include <plat/clock.h> -#include <plat/devs.h> -#include <plat/cpu.h> -#include <plat/cpu-freq.h> -#include <plat/gpio-cfg.h> -#include <plat/audio-simtec.h> - -#include "usb-simtec.h" -#include "nor-simtec.h" -#include "common.h" - -#define COPYRIGHT ", Copyright 2004-2008 Simtec Electronics" - -/* macros for virtual address mods for the io space entries */ -#define VA_C5(item) ((unsigned long)(item) + BAST_VAM_CS5) -#define VA_C4(item) ((unsigned long)(item) + BAST_VAM_CS4) -#define VA_C3(item) ((unsigned long)(item) + BAST_VAM_CS3) -#define VA_C2(item) ((unsigned long)(item) + BAST_VAM_CS2) - -/* macros to modify the physical addresses for io space */ - -#define PA_CS2(item) (__phys_to_pfn((item) + S3C2410_CS2)) -#define PA_CS3(item) (__phys_to_pfn((item) + S3C2410_CS3)) -#define PA_CS4(item) (__phys_to_pfn((item) + S3C2410_CS4)) -#define PA_CS5(item) (__phys_to_pfn((item) + S3C2410_CS5)) - -static struct map_desc bast_iodesc[] __initdata = { - /* ISA IO areas */ - { - .virtual = (u32)S3C24XX_VA_ISA_BYTE, - .pfn = PA_CS2(BAST_PA_ISAIO), - .length = SZ_16M, - .type = MT_DEVICE, - }, { - .virtual = (u32)S3C24XX_VA_ISA_WORD, - .pfn = PA_CS3(BAST_PA_ISAIO), - .length = SZ_16M, - .type = MT_DEVICE, - }, - /* bast CPLD control registers, and external interrupt controls */ - { - .virtual = (u32)BAST_VA_CTRL1, - .pfn = __phys_to_pfn(BAST_PA_CTRL1), - .length = SZ_1M, - .type = MT_DEVICE, - }, { - .virtual = (u32)BAST_VA_CTRL2, - .pfn = __phys_to_pfn(BAST_PA_CTRL2), - .length = SZ_1M, - .type = MT_DEVICE, - }, { - .virtual = (u32)BAST_VA_CTRL3, - .pfn = __phys_to_pfn(BAST_PA_CTRL3), - .length = SZ_1M, - .type = MT_DEVICE, - }, { - .virtual = (u32)BAST_VA_CTRL4, - .pfn = __phys_to_pfn(BAST_PA_CTRL4), - .length = SZ_1M, - .type = MT_DEVICE, - }, - /* PC104 IRQ mux */ - { - .virtual = (u32)BAST_VA_PC104_IRQREQ, - .pfn = __phys_to_pfn(BAST_PA_PC104_IRQREQ), - .length = SZ_1M, - .type = MT_DEVICE, - }, { - .virtual = (u32)BAST_VA_PC104_IRQRAW, - .pfn = __phys_to_pfn(BAST_PA_PC104_IRQRAW), - .length = SZ_1M, - .type = MT_DEVICE, - }, { - .virtual = (u32)BAST_VA_PC104_IRQMASK, - .pfn = __phys_to_pfn(BAST_PA_PC104_IRQMASK), - .length = SZ_1M, - .type = MT_DEVICE, - }, - - /* peripheral space... one for each of fast/slow/byte/16bit */ - /* note, ide is only decoded in word space, even though some registers - * are only 8bit */ - - /* slow, byte */ - { VA_C2(BAST_VA_ISAIO), PA_CS2(BAST_PA_ISAIO), SZ_16M, MT_DEVICE }, - { VA_C2(BAST_VA_ISAMEM), PA_CS2(BAST_PA_ISAMEM), SZ_16M, MT_DEVICE }, - { VA_C2(BAST_VA_SUPERIO), PA_CS2(BAST_PA_SUPERIO), SZ_1M, MT_DEVICE }, - - /* slow, word */ - { VA_C3(BAST_VA_ISAIO), PA_CS3(BAST_PA_ISAIO), SZ_16M, MT_DEVICE }, - { VA_C3(BAST_VA_ISAMEM), PA_CS3(BAST_PA_ISAMEM), SZ_16M, MT_DEVICE }, - { VA_C3(BAST_VA_SUPERIO), PA_CS3(BAST_PA_SUPERIO), SZ_1M, MT_DEVICE }, - - /* fast, byte */ - { VA_C4(BAST_VA_ISAIO), PA_CS4(BAST_PA_ISAIO), SZ_16M, MT_DEVICE }, - { VA_C4(BAST_VA_ISAMEM), PA_CS4(BAST_PA_ISAMEM), SZ_16M, MT_DEVICE }, - { VA_C4(BAST_VA_SUPERIO), PA_CS4(BAST_PA_SUPERIO), SZ_1M, MT_DEVICE }, - - /* fast, word */ - { VA_C5(BAST_VA_ISAIO), PA_CS5(BAST_PA_ISAIO), SZ_16M, MT_DEVICE }, - { VA_C5(BAST_VA_ISAMEM), PA_CS5(BAST_PA_ISAMEM), SZ_16M, MT_DEVICE }, - { VA_C5(BAST_VA_SUPERIO), PA_CS5(BAST_PA_SUPERIO), SZ_1M, MT_DEVICE }, -}; - -#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK -#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB -#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE - -static struct s3c2410_uartcfg bast_uartcfgs[] __initdata = { - [0] = { - .hwport = 0, - .flags = 0, - .ucon = UCON, - .ulcon = ULCON, - .ufcon = UFCON, - }, - [1] = { - .hwport = 1, - .flags = 0, - .ucon = UCON, - .ulcon = ULCON, - .ufcon = UFCON, - }, - /* port 2 is not actually used */ - [2] = { - .hwport = 2, - .flags = 0, - .ucon = UCON, - .ulcon = ULCON, - .ufcon = UFCON, - } -}; - -/* NAND Flash on BAST board */ - -#ifdef CONFIG_PM -static int bast_pm_suspend(void) -{ - /* ensure that an nRESET is not generated on resume. */ - gpio_direction_output(S3C2410_GPA(21), 1); - return 0; -} - -static void bast_pm_resume(void) -{ - s3c_gpio_cfgpin(S3C2410_GPA(21), S3C2410_GPA21_nRSTOUT); -} - -#else -#define bast_pm_suspend NULL -#define bast_pm_resume NULL -#endif - -static struct syscore_ops bast_pm_syscore_ops = { - .suspend = bast_pm_suspend, - .resume = bast_pm_resume, -}; - -static int smartmedia_map[] = { 0 }; -static int chip0_map[] = { 1 }; -static int chip1_map[] = { 2 }; -static int chip2_map[] = { 3 }; - -static struct mtd_partition __initdata bast_default_nand_part[] = { - [0] = { - .name = "Boot Agent", - .size = SZ_16K, - .offset = 0, - }, - [1] = { - .name = "/boot", - .size = SZ_4M - SZ_16K, - .offset = SZ_16K, - }, - [2] = { - .name = "user", - .offset = SZ_4M, - .size = MTDPART_SIZ_FULL, - } -}; - -/* the bast has 4 selectable slots for nand-flash, the three - * on-board chip areas, as well as the external SmartMedia - * slot. - * - * Note, there is no current hot-plug support for the SmartMedia - * socket. -*/ - -static struct s3c2410_nand_set __initdata bast_nand_sets[] = { - [0] = { - .name = "SmartMedia", - .nr_chips = 1, - .nr_map = smartmedia_map, - .options = NAND_SCAN_SILENT_NODEV, - .nr_partitions = ARRAY_SIZE(bast_default_nand_part), - .partitions = bast_default_nand_part, - }, - [1] = { - .name = "chip0", - .nr_chips = 1, - .nr_map = chip0_map, - .nr_partitions = ARRAY_SIZE(bast_default_nand_part), - .partitions = bast_default_nand_part, - }, - [2] = { - .name = "chip1", - .nr_chips = 1, - .nr_map = chip1_map, - .options = NAND_SCAN_SILENT_NODEV, - .nr_partitions = ARRAY_SIZE(bast_default_nand_part), - .partitions = bast_default_nand_part, - }, - [3] = { - .name = "chip2", - .nr_chips = 1, - .nr_map = chip2_map, - .options = NAND_SCAN_SILENT_NODEV, - .nr_partitions = ARRAY_SIZE(bast_default_nand_part), - .partitions = bast_default_nand_part, - } -}; - -static void bast_nand_select(struct s3c2410_nand_set *set, int slot) -{ - unsigned int tmp; - - slot = set->nr_map[slot] & 3; - - pr_debug("bast_nand: selecting slot %d (set %p,%p)\n", - slot, set, set->nr_map); - - tmp = __raw_readb(BAST_VA_CTRL2); - tmp &= BAST_CPLD_CTLR2_IDERST; - tmp |= slot; - tmp |= BAST_CPLD_CTRL2_WNAND; - - pr_debug("bast_nand: ctrl2 now %02x\n", tmp); - - __raw_writeb(tmp, BAST_VA_CTRL2); -} - -static struct s3c2410_platform_nand __initdata bast_nand_info = { - .tacls = 30, - .twrph0 = 60, - .twrph1 = 60, - .nr_sets = ARRAY_SIZE(bast_nand_sets), - .sets = bast_nand_sets, - .select_chip = bast_nand_select, -}; - -/* DM9000 */ - -static struct resource bast_dm9k_resource[] = { - [0] = { - .start = S3C2410_CS5 + BAST_PA_DM9000, - .end = S3C2410_CS5 + BAST_PA_DM9000 + 3, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = S3C2410_CS5 + BAST_PA_DM9000 + 0x40, - .end = S3C2410_CS5 + BAST_PA_DM9000 + 0x40 + 0x3f, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = IRQ_DM9000, - .end = IRQ_DM9000, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - } - -}; - -/* for the moment we limit ourselves to 16bit IO until some - * better IO routines can be written and tested -*/ - -static struct dm9000_plat_data bast_dm9k_platdata = { - .flags = DM9000_PLATF_16BITONLY, -}; - -static struct platform_device bast_device_dm9k = { - .name = "dm9000", - .id = 0, - .num_resources = ARRAY_SIZE(bast_dm9k_resource), - .resource = bast_dm9k_resource, - .dev = { - .platform_data = &bast_dm9k_platdata, - } -}; - -/* serial devices */ - -#define SERIAL_BASE (S3C2410_CS2 + BAST_PA_SUPERIO) -#define SERIAL_FLAGS (UPF_BOOT_AUTOCONF | UPF_IOREMAP | UPF_SHARE_IRQ) -#define SERIAL_CLK (1843200) - -static struct plat_serial8250_port bast_sio_data[] = { - [0] = { - .mapbase = SERIAL_BASE + 0x2f8, - .irq = IRQ_PCSERIAL1, - .flags = SERIAL_FLAGS, - .iotype = UPIO_MEM, - .regshift = 0, - .uartclk = SERIAL_CLK, - }, - [1] = { - .mapbase = SERIAL_BASE + 0x3f8, - .irq = IRQ_PCSERIAL2, - .flags = SERIAL_FLAGS, - .iotype = UPIO_MEM, - .regshift = 0, - .uartclk = SERIAL_CLK, - }, - { } -}; - -static struct platform_device bast_sio = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev = { - .platform_data = &bast_sio_data, - }, -}; - -/* we have devices on the bus which cannot work much over the - * standard 100KHz i2c bus frequency -*/ - -static struct s3c2410_platform_i2c __initdata bast_i2c_info = { - .flags = 0, - .slave_addr = 0x10, - .frequency = 100*1000, -}; - -/* Asix AX88796 10/100 ethernet controller */ - -static struct ax_plat_data bast_asix_platdata = { - .flags = AXFLG_MAC_FROMDEV, - .wordlength = 2, - .dcr_val = 0x48, - .rcr_val = 0x40, -}; - -static struct resource bast_asix_resource[] = { - [0] = { - .start = S3C2410_CS5 + BAST_PA_ASIXNET, - .end = S3C2410_CS5 + BAST_PA_ASIXNET + (0x18 * 0x20) - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = S3C2410_CS5 + BAST_PA_ASIXNET + (0x1f * 0x20), - .end = S3C2410_CS5 + BAST_PA_ASIXNET + (0x1f * 0x20), - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = IRQ_ASIX, - .end = IRQ_ASIX, - .flags = IORESOURCE_IRQ - } -}; - -static struct platform_device bast_device_asix = { - .name = "ax88796", - .id = 0, - .num_resources = ARRAY_SIZE(bast_asix_resource), - .resource = bast_asix_resource, - .dev = { - .platform_data = &bast_asix_platdata - } -}; - -/* Asix AX88796 10/100 ethernet controller parallel port */ - -static struct resource bast_asixpp_resource[] = { - [0] = { - .start = S3C2410_CS5 + BAST_PA_ASIXNET + (0x18 * 0x20), - .end = S3C2410_CS5 + BAST_PA_ASIXNET + (0x1b * 0x20) - 1, - .flags = IORESOURCE_MEM, - } -}; - -static struct platform_device bast_device_axpp = { - .name = "ax88796-pp", - .id = 0, - .num_resources = ARRAY_SIZE(bast_asixpp_resource), - .resource = bast_asixpp_resource, -}; - -/* LCD/VGA controller */ - -static struct s3c2410fb_display __initdata bast_lcd_info[] = { - { - .type = S3C2410_LCDCON1_TFT, - .width = 640, - .height = 480, - - .pixclock = 33333, - .xres = 640, - .yres = 480, - .bpp = 4, - .left_margin = 40, - .right_margin = 20, - .hsync_len = 88, - .upper_margin = 30, - .lower_margin = 32, - .vsync_len = 3, - - .lcdcon5 = 0x00014b02, - }, - { - .type = S3C2410_LCDCON1_TFT, - .width = 640, - .height = 480, - - .pixclock = 33333, - .xres = 640, - .yres = 480, - .bpp = 8, - .left_margin = 40, - .right_margin = 20, - .hsync_len = 88, - .upper_margin = 30, - .lower_margin = 32, - .vsync_len = 3, - - .lcdcon5 = 0x00014b02, - }, - { - .type = S3C2410_LCDCON1_TFT, - .width = 640, - .height = 480, - - .pixclock = 33333, - .xres = 640, - .yres = 480, - .bpp = 16, - .left_margin = 40, - .right_margin = 20, - .hsync_len = 88, - .upper_margin = 30, - .lower_margin = 32, - .vsync_len = 3, - - .lcdcon5 = 0x00014b02, - }, -}; - -/* LCD/VGA controller */ - -static struct s3c2410fb_mach_info __initdata bast_fb_info = { - - .displays = bast_lcd_info, - .num_displays = ARRAY_SIZE(bast_lcd_info), - .default_display = 1, -}; - -/* I2C devices fitted. */ - -static struct i2c_board_info bast_i2c_devs[] __initdata = { - { - I2C_BOARD_INFO("tlv320aic23", 0x1a), - }, { - I2C_BOARD_INFO("simtec-pmu", 0x6b), - }, { - I2C_BOARD_INFO("ch7013", 0x75), - }, -}; - -static struct s3c_hwmon_pdata bast_hwmon_info = { - /* LCD contrast (0-6.6V) */ - .in[0] = &(struct s3c_hwmon_chcfg) { - .name = "lcd-contrast", - .mult = 3300, - .div = 512, - }, - /* LED current feedback */ - .in[1] = &(struct s3c_hwmon_chcfg) { - .name = "led-feedback", - .mult = 3300, - .div = 1024, - }, - /* LCD feedback (0-6.6V) */ - .in[2] = &(struct s3c_hwmon_chcfg) { - .name = "lcd-feedback", - .mult = 3300, - .div = 512, - }, - /* Vcore (1.8-2.0V), Vref 3.3V */ - .in[3] = &(struct s3c_hwmon_chcfg) { - .name = "vcore", - .mult = 3300, - .div = 1024, - }, -}; - -/* Standard BAST devices */ -// cat /sys/devices/platform/s3c24xx-adc/s3c-hwmon/in_0 - -static struct platform_device *bast_devices[] __initdata = { - &s3c_device_ohci, - &s3c_device_lcd, - &s3c_device_wdt, - &s3c_device_i2c0, - &s3c_device_rtc, - &s3c_device_nand, - &s3c_device_adc, - &s3c_device_hwmon, - &bast_device_dm9k, - &bast_device_asix, - &bast_device_axpp, - &bast_sio, -}; - -static struct clk *bast_clocks[] __initdata = { - &s3c24xx_dclk0, - &s3c24xx_dclk1, - &s3c24xx_clkout0, - &s3c24xx_clkout1, - &s3c24xx_uclk, -}; - -static struct s3c_cpufreq_board __initdata bast_cpufreq = { - .refresh = 7800, /* 7.8usec */ - .auto_io = 1, - .need_io = 1, -}; - -static struct s3c24xx_audio_simtec_pdata __initdata bast_audio = { - .have_mic = 1, - .have_lout = 1, -}; - -static void __init bast_map_io(void) -{ - /* initialise the clocks */ - - s3c24xx_dclk0.parent = &clk_upll; - s3c24xx_dclk0.rate = 12*1000*1000; - - s3c24xx_dclk1.parent = &clk_upll; - s3c24xx_dclk1.rate = 24*1000*1000; - - s3c24xx_clkout0.parent = &s3c24xx_dclk0; - s3c24xx_clkout1.parent = &s3c24xx_dclk1; - - s3c24xx_uclk.parent = &s3c24xx_clkout1; - - s3c24xx_register_clocks(bast_clocks, ARRAY_SIZE(bast_clocks)); - - s3c_hwmon_set_platdata(&bast_hwmon_info); - - s3c24xx_init_io(bast_iodesc, ARRAY_SIZE(bast_iodesc)); - s3c24xx_init_clocks(0); - s3c24xx_init_uarts(bast_uartcfgs, ARRAY_SIZE(bast_uartcfgs)); -} - -static void __init bast_init(void) -{ - register_syscore_ops(&bast_pm_syscore_ops); - - s3c_i2c0_set_platdata(&bast_i2c_info); - s3c_nand_set_platdata(&bast_nand_info); - s3c24xx_fb_set_platdata(&bast_fb_info); - platform_add_devices(bast_devices, ARRAY_SIZE(bast_devices)); - - i2c_register_board_info(0, bast_i2c_devs, - ARRAY_SIZE(bast_i2c_devs)); - - usb_simtec_init(); - nor_simtec_init(); - simtec_audio_add(NULL, true, &bast_audio); - - WARN_ON(gpio_request(S3C2410_GPA(21), "bast nreset")); - - s3c_cpufreq_setboard(&bast_cpufreq); -} - -MACHINE_START(BAST, "Simtec-BAST") - /* Maintainer: Ben Dooks <ben@simtec.co.uk> */ - .atag_offset = 0x100, - .map_io = bast_map_io, - .init_irq = s3c24xx_init_irq, - .init_machine = bast_init, - .timer = &s3c24xx_timer, - .restart = s3c2410_restart, -MACHINE_END |