diff options
Diffstat (limited to 'arch/arm/mach-s3c2440/mach-mini2440.c')
| -rw-r--r-- | arch/arm/mach-s3c2440/mach-mini2440.c | 705 |
1 files changed, 0 insertions, 705 deletions
diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c deleted file mode 100644 index adbbb85bc4cd..000000000000 --- a/arch/arm/mach-s3c2440/mach-mini2440.c +++ /dev/null @@ -1,705 +0,0 @@ -/* linux/arch/arm/mach-s3c2440/mach-mini2440.c - * - * Copyright (c) 2008 Ramax Lo <ramaxlo@gmail.com> - * Based on mach-anubis.c by Ben Dooks <ben@simtec.co.uk> - * and modifications by SBZ <sbz@spgui.org> and - * Weibing <http://weibing.blogbus.com> and - * Michel Pollet <buserror@gmail.com> - * - * For product information, visit http://code.google.com/p/mini2440/ - * - * 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/input.h> -#include <linux/io.h> -#include <linux/serial_core.h> -#include <linux/dm9000.h> -#include <linux/i2c/at24.h> -#include <linux/platform_device.h> -#include <linux/gpio_keys.h> -#include <linux/i2c.h> -#include <linux/mmc/host.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/hardware.h> -#include <mach/fb.h> -#include <asm/mach-types.h> - -#include <plat/regs-serial.h> -#include <mach/regs-gpio.h> -#include <mach/leds-gpio.h> -#include <mach/regs-mem.h> -#include <mach/regs-lcd.h> -#include <mach/irqs.h> -#include <plat/nand.h> -#include <plat/iic.h> -#include <plat/mci.h> -#include <plat/udc.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/nand.h> -#include <linux/mtd/nand_ecc.h> -#include <linux/mtd/partitions.h> - -#include <plat/gpio-cfg.h> -#include <plat/clock.h> -#include <plat/devs.h> -#include <plat/cpu.h> - -#include <sound/s3c24xx_uda134x.h> - -#include "common.h" - -#define MACH_MINI2440_DM9K_BASE (S3C2410_CS4 + 0x300) - -static struct map_desc mini2440_iodesc[] __initdata = { - /* nothing to declare, move along */ -}; - -#define UCON S3C2410_UCON_DEFAULT -#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB -#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE - - -static struct s3c2410_uartcfg mini2440_uartcfgs[] __initdata = { - [0] = { - .hwport = 0, - .flags = 0, - .ucon = UCON, - .ulcon = ULCON, - .ufcon = UFCON, - }, - [1] = { - .hwport = 1, - .flags = 0, - .ucon = UCON, - .ulcon = ULCON, - .ufcon = UFCON, - }, - [2] = { - .hwport = 2, - .flags = 0, - .ucon = UCON, - .ulcon = ULCON, - .ufcon = UFCON, - }, -}; - -/* USB device UDC support */ - -static struct s3c2410_udc_mach_info mini2440_udc_cfg __initdata = { - .pullup_pin = S3C2410_GPC(5), -}; - - -/* LCD timing and setup */ - -/* - * This macro simplifies the table bellow - */ -#define _LCD_DECLARE(_clock,_xres,margin_left,margin_right,hsync, \ - _yres,margin_top,margin_bottom,vsync, refresh) \ - .width = _xres, \ - .xres = _xres, \ - .height = _yres, \ - .yres = _yres, \ - .left_margin = margin_left, \ - .right_margin = margin_right, \ - .upper_margin = margin_top, \ - .lower_margin = margin_bottom, \ - .hsync_len = hsync, \ - .vsync_len = vsync, \ - .pixclock = ((_clock*100000000000LL) / \ - ((refresh) * \ - (hsync + margin_left + _xres + margin_right) * \ - (vsync + margin_top + _yres + margin_bottom))), \ - .bpp = 16,\ - .type = (S3C2410_LCDCON1_TFT16BPP |\ - S3C2410_LCDCON1_TFT) - -static struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = { - [0] = { /* mini2440 + 3.5" TFT + touchscreen */ - _LCD_DECLARE( - 7, /* The 3.5 is quite fast */ - 240, 21, 38, 6, /* x timing */ - 320, 4, 4, 2, /* y timing */ - 60), /* refresh rate */ - .lcdcon5 = (S3C2410_LCDCON5_FRM565 | - S3C2410_LCDCON5_INVVLINE | - S3C2410_LCDCON5_INVVFRAME | - S3C2410_LCDCON5_INVVDEN | - S3C2410_LCDCON5_PWREN), - }, - [1] = { /* mini2440 + 7" TFT + touchscreen */ - _LCD_DECLARE( - 10, /* the 7" runs slower */ - 800, 40, 40, 48, /* x timing */ - 480, 29, 3, 3, /* y timing */ - 50), /* refresh rate */ - .lcdcon5 = (S3C2410_LCDCON5_FRM565 | - S3C2410_LCDCON5_INVVLINE | - S3C2410_LCDCON5_INVVFRAME | - S3C2410_LCDCON5_PWREN), - }, - /* The VGA shield can outout at several resolutions. All share - * the same timings, however, anything smaller than 1024x768 - * will only be displayed in the top left corner of a 1024x768 - * XGA output unless you add optional dip switches to the shield. - * Therefore timings for other resolutions have been omitted here. - */ - [2] = { - _LCD_DECLARE( - 10, - 1024, 1, 2, 2, /* y timing */ - 768, 200, 16, 16, /* x timing */ - 24), /* refresh rate, maximum stable, - tested with the FPGA shield */ - .lcdcon5 = (S3C2410_LCDCON5_FRM565 | - S3C2410_LCDCON5_HWSWP), - }, - /* mini2440 + 3.5" TFT (LCD-W35i, LQ035Q1DG06 type) + touchscreen*/ - [3] = { - _LCD_DECLARE( - /* clock */ - 7, - /* xres, margin_right, margin_left, hsync */ - 320, 68, 66, 4, - /* yres, margin_top, margin_bottom, vsync */ - 240, 4, 4, 9, - /* refresh rate */ - 60), - .lcdcon5 = (S3C2410_LCDCON5_FRM565 | - S3C2410_LCDCON5_INVVDEN | - S3C2410_LCDCON5_INVVFRAME | - S3C2410_LCDCON5_INVVLINE | - S3C2410_LCDCON5_INVVCLK | - S3C2410_LCDCON5_HWSWP), - }, -}; - -/* todo - put into gpio header */ - -#define S3C2410_GPCCON_MASK(x) (3 << ((x) * 2)) -#define S3C2410_GPDCON_MASK(x) (3 << ((x) * 2)) - -static struct s3c2410fb_mach_info mini2440_fb_info __initdata = { - .displays = &mini2440_lcd_cfg[0], /* not constant! see init */ - .num_displays = 1, - .default_display = 0, - - /* Enable VD[2..7], VD[10..15], VD[18..23] and VCLK, syncs, VDEN - * and disable the pull down resistors on pins we are using for LCD - * data. */ - - .gpcup = (0xf << 1) | (0x3f << 10), - - .gpccon = (S3C2410_GPC1_VCLK | S3C2410_GPC2_VLINE | - S3C2410_GPC3_VFRAME | S3C2410_GPC4_VM | - S3C2410_GPC10_VD2 | S3C2410_GPC11_VD3 | - S3C2410_GPC12_VD4 | S3C2410_GPC13_VD5 | - S3C2410_GPC14_VD6 | S3C2410_GPC15_VD7), - - .gpccon_mask = (S3C2410_GPCCON_MASK(1) | S3C2410_GPCCON_MASK(2) | - S3C2410_GPCCON_MASK(3) | S3C2410_GPCCON_MASK(4) | - S3C2410_GPCCON_MASK(10) | S3C2410_GPCCON_MASK(11) | - S3C2410_GPCCON_MASK(12) | S3C2410_GPCCON_MASK(13) | - S3C2410_GPCCON_MASK(14) | S3C2410_GPCCON_MASK(15)), - - .gpdup = (0x3f << 2) | (0x3f << 10), - - .gpdcon = (S3C2410_GPD2_VD10 | S3C2410_GPD3_VD11 | - S3C2410_GPD4_VD12 | S3C2410_GPD5_VD13 | - S3C2410_GPD6_VD14 | S3C2410_GPD7_VD15 | - S3C2410_GPD10_VD18 | S3C2410_GPD11_VD19 | - S3C2410_GPD12_VD20 | S3C2410_GPD13_VD21 | - S3C2410_GPD14_VD22 | S3C2410_GPD15_VD23), - - .gpdcon_mask = (S3C2410_GPDCON_MASK(2) | S3C2410_GPDCON_MASK(3) | - S3C2410_GPDCON_MASK(4) | S3C2410_GPDCON_MASK(5) | - S3C2410_GPDCON_MASK(6) | S3C2410_GPDCON_MASK(7) | - S3C2410_GPDCON_MASK(10) | S3C2410_GPDCON_MASK(11)| - S3C2410_GPDCON_MASK(12) | S3C2410_GPDCON_MASK(13)| - S3C2410_GPDCON_MASK(14) | S3C2410_GPDCON_MASK(15)), -}; - -/* MMC/SD */ - -static struct s3c24xx_mci_pdata mini2440_mmc_cfg __initdata = { - .gpio_detect = S3C2410_GPG(8), - .gpio_wprotect = S3C2410_GPH(8), - .set_power = NULL, - .ocr_avail = MMC_VDD_32_33|MMC_VDD_33_34, -}; - -/* NAND Flash on MINI2440 board */ - -static struct mtd_partition mini2440_default_nand_part[] __initdata = { - [0] = { - .name = "u-boot", - .size = SZ_256K, - .offset = 0, - }, - [1] = { - .name = "u-boot-env", - .size = SZ_128K, - .offset = SZ_256K, - }, - [2] = { - .name = "kernel", - /* 5 megabytes, for a kernel with no modules - * or a uImage with a ramdisk attached */ - .size = 0x00500000, - .offset = SZ_256K + SZ_128K, - }, - [3] = { - .name = "root", - .offset = SZ_256K + SZ_128K + 0x00500000, - .size = MTDPART_SIZ_FULL, - }, -}; - -static struct s3c2410_nand_set mini2440_nand_sets[] __initdata = { - [0] = { - .name = "nand", - .nr_chips = 1, - .nr_partitions = ARRAY_SIZE(mini2440_default_nand_part), - .partitions = mini2440_default_nand_part, - .flash_bbt = 1, /* we use u-boot to create a BBT */ - }, -}; - -static struct s3c2410_platform_nand mini2440_nand_info __initdata = { - .tacls = 0, - .twrph0 = 25, - .twrph1 = 15, - .nr_sets = ARRAY_SIZE(mini2440_nand_sets), - .sets = mini2440_nand_sets, - .ignore_unset_ecc = 1, -}; - -/* DM9000AEP 10/100 ethernet controller */ - -static struct resource mini2440_dm9k_resource[] = { - [0] = { - .start = MACH_MINI2440_DM9K_BASE, - .end = MACH_MINI2440_DM9K_BASE + 3, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = MACH_MINI2440_DM9K_BASE + 4, - .end = MACH_MINI2440_DM9K_BASE + 7, - .flags = IORESOURCE_MEM - }, - [2] = { - .start = IRQ_EINT7, - .end = IRQ_EINT7, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - } -}; - -/* - * The DM9000 has no eeprom, and it's MAC address is set by - * the bootloader before starting the kernel. - */ -static struct dm9000_plat_data mini2440_dm9k_pdata = { - .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM), -}; - -static struct platform_device mini2440_device_eth = { - .name = "dm9000", - .id = -1, - .num_resources = ARRAY_SIZE(mini2440_dm9k_resource), - .resource = mini2440_dm9k_resource, - .dev = { - .platform_data = &mini2440_dm9k_pdata, - }, -}; - -/* CON5 - * +--+ /-----\ - * | | | | - * | | | BAT | - * | | \_____/ - * | | - * | | +----+ +----+ - * | | | K5 | | K1 | - * | | +----+ +----+ - * | | +----+ +----+ - * | | | K4 | | K2 | - * | | +----+ +----+ - * | | +----+ +----+ - * | | | K6 | | K3 | - * | | +----+ +----+ - * ..... - */ -static struct gpio_keys_button mini2440_buttons[] = { - { - .gpio = S3C2410_GPG(0), /* K1 */ - .code = KEY_F1, - .desc = "Button 1", - .active_low = 1, - }, - { - .gpio = S3C2410_GPG(3), /* K2 */ - .code = KEY_F2, - .desc = "Button 2", - .active_low = 1, - }, - { - .gpio = S3C2410_GPG(5), /* K3 */ - .code = KEY_F3, - .desc = "Button 3", - .active_low = 1, - }, - { - .gpio = S3C2410_GPG(6), /* K4 */ - .code = KEY_POWER, - .desc = "Power", - .active_low = 1, - }, - { - .gpio = S3C2410_GPG(7), /* K5 */ - .code = KEY_F5, - .desc = "Button 5", - .active_low = 1, - }, -#if 0 - /* this pin is also known as TCLK1 and seems to already - * marked as "in use" somehow in the kernel -- possibly wrongly */ - { - .gpio = S3C2410_GPG(11), /* K6 */ - .code = KEY_F6, - .desc = "Button 6", - .active_low = 1, - }, -#endif -}; - -static struct gpio_keys_platform_data mini2440_button_data = { - .buttons = mini2440_buttons, - .nbuttons = ARRAY_SIZE(mini2440_buttons), -}; - -static struct platform_device mini2440_button_device = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &mini2440_button_data, - } -}; - -/* LEDS */ - -static struct s3c24xx_led_platdata mini2440_led1_pdata = { - .name = "led1", - .gpio = S3C2410_GPB(5), - .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE, - .def_trigger = "heartbeat", -}; - -static struct s3c24xx_led_platdata mini2440_led2_pdata = { - .name = "led2", - .gpio = S3C2410_GPB(6), - .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE, - .def_trigger = "nand-disk", -}; - -static struct s3c24xx_led_platdata mini2440_led3_pdata = { - .name = "led3", - .gpio = S3C2410_GPB(7), - .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE, - .def_trigger = "mmc0", -}; - -static struct s3c24xx_led_platdata mini2440_led4_pdata = { - .name = "led4", - .gpio = S3C2410_GPB(8), - .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE, - .def_trigger = "", -}; - -static struct s3c24xx_led_platdata mini2440_led_backlight_pdata = { - .name = "backlight", - .gpio = S3C2410_GPG(4), - .def_trigger = "backlight", -}; - -static struct platform_device mini2440_led1 = { - .name = "s3c24xx_led", - .id = 1, - .dev = { - .platform_data = &mini2440_led1_pdata, - }, -}; - -static struct platform_device mini2440_led2 = { - .name = "s3c24xx_led", - .id = 2, - .dev = { - .platform_data = &mini2440_led2_pdata, - }, -}; - -static struct platform_device mini2440_led3 = { - .name = "s3c24xx_led", - .id = 3, - .dev = { - .platform_data = &mini2440_led3_pdata, - }, -}; - -static struct platform_device mini2440_led4 = { - .name = "s3c24xx_led", - .id = 4, - .dev = { - .platform_data = &mini2440_led4_pdata, - }, -}; - -static struct platform_device mini2440_led_backlight = { - .name = "s3c24xx_led", - .id = 5, - .dev = { - .platform_data = &mini2440_led_backlight_pdata, - }, -}; - -/* AUDIO */ - -static struct s3c24xx_uda134x_platform_data mini2440_audio_pins = { - .l3_clk = S3C2410_GPB(4), - .l3_mode = S3C2410_GPB(2), - .l3_data = S3C2410_GPB(3), - .model = UDA134X_UDA1341 -}; - -static struct platform_device mini2440_audio = { - .name = "s3c24xx_uda134x", - .id = 0, - .dev = { - .platform_data = &mini2440_audio_pins, - }, -}; - -/* - * I2C devices - */ -static struct at24_platform_data at24c08 = { - .byte_len = SZ_8K / 8, - .page_size = 16, -}; - -static struct i2c_board_info mini2440_i2c_devs[] __initdata = { - { - I2C_BOARD_INFO("24c08", 0x50), - .platform_data = &at24c08, - }, -}; - -static struct platform_device uda1340_codec = { - .name = "uda134x-codec", - .id = -1, -}; - -static struct platform_device *mini2440_devices[] __initdata = { - &s3c_device_ohci, - &s3c_device_wdt, - &s3c_device_i2c0, - &s3c_device_rtc, - &s3c_device_usbgadget, - &mini2440_device_eth, - &mini2440_led1, - &mini2440_led2, - &mini2440_led3, - &mini2440_led4, - &mini2440_button_device, - &s3c_device_nand, - &s3c_device_sdi, - &s3c_device_iis, - &uda1340_codec, - &mini2440_audio, - &samsung_asoc_dma, -}; - -static void __init mini2440_map_io(void) -{ - s3c24xx_init_io(mini2440_iodesc, ARRAY_SIZE(mini2440_iodesc)); - s3c24xx_init_clocks(12000000); - s3c24xx_init_uarts(mini2440_uartcfgs, ARRAY_SIZE(mini2440_uartcfgs)); -} - -/* - * mini2440_features string - * - * t = Touchscreen present - * b = backlight control - * c = camera [TODO] - * 0-9 LCD configuration - * - */ -static char mini2440_features_str[12] __initdata = "0tb"; - -static int __init mini2440_features_setup(char *str) -{ - if (str) - strlcpy(mini2440_features_str, str, sizeof(mini2440_features_str)); - return 1; -} - -__setup("mini2440=", mini2440_features_setup); - -#define FEATURE_SCREEN (1 << 0) -#define FEATURE_BACKLIGHT (1 << 1) -#define FEATURE_TOUCH (1 << 2) -#define FEATURE_CAMERA (1 << 3) - -struct mini2440_features_t { - int count; - int done; - int lcd_index; - struct platform_device *optional[8]; -}; - -static void __init mini2440_parse_features( - struct mini2440_features_t * features, - const char * features_str ) -{ - const char * fp = features_str; - - features->count = 0; - features->done = 0; - features->lcd_index = -1; - - while (*fp) { - char f = *fp++; - - switch (f) { - case '0'...'9': /* tft screen */ - if (features->done & FEATURE_SCREEN) { - printk(KERN_INFO "MINI2440: '%c' ignored, " - "screen type already set\n", f); - } else { - int li = f - '0'; - if (li >= ARRAY_SIZE(mini2440_lcd_cfg)) - printk(KERN_INFO "MINI2440: " - "'%c' out of range LCD mode\n", f); - else { - features->optional[features->count++] = - &s3c_device_lcd; - features->lcd_index = li; - } - } - features->done |= FEATURE_SCREEN; - break; - case 'b': - if (features->done & FEATURE_BACKLIGHT) - printk(KERN_INFO "MINI2440: '%c' ignored, " - "backlight already set\n", f); - else { - features->optional[features->count++] = - &mini2440_led_backlight; - } - features->done |= FEATURE_BACKLIGHT; - break; - case 't': - printk(KERN_INFO "MINI2440: '%c' ignored, " - "touchscreen not compiled in\n", f); - break; - case 'c': - if (features->done & FEATURE_CAMERA) - printk(KERN_INFO "MINI2440: '%c' ignored, " - "camera already registered\n", f); - else - features->optional[features->count++] = - &s3c_device_camif; - features->done |= FEATURE_CAMERA; - break; - } - } -} - -static void __init mini2440_init(void) -{ - struct mini2440_features_t features = { 0 }; - int i; - - printk(KERN_INFO "MINI2440: Option string mini2440=%s\n", - mini2440_features_str); - - /* Parse the feature string */ - mini2440_parse_features(&features, mini2440_features_str); - - /* turn LCD on */ - s3c_gpio_cfgpin(S3C2410_GPC(0), S3C2410_GPC0_LEND); - - /* Turn the backlight early on */ - WARN_ON(gpio_request(S3C2410_GPG(4), "backlight")); - gpio_direction_output(S3C2410_GPG(4), 1); - - /* remove pullup on optional PWM backlight -- unused on 3.5 and 7"s */ - s3c_gpio_setpull(S3C2410_GPB(1), S3C_GPIO_PULL_UP); - s3c2410_gpio_setpin(S3C2410_GPB(1), 0); - s3c_gpio_cfgpin(S3C2410_GPB(1), S3C2410_GPIO_INPUT); - - /* mark the key as input, without pullups (there is one on the board) */ - for (i = 0; i < ARRAY_SIZE(mini2440_buttons); i++) { - s3c_gpio_setpull(mini2440_buttons[i].gpio, S3C_GPIO_PULL_UP); - s3c_gpio_cfgpin(mini2440_buttons[i].gpio, S3C2410_GPIO_INPUT); - } - if (features.lcd_index != -1) { - int li; - - mini2440_fb_info.displays = - &mini2440_lcd_cfg[features.lcd_index]; - - printk(KERN_INFO "MINI2440: LCD"); - for (li = 0; li < ARRAY_SIZE(mini2440_lcd_cfg); li++) - if (li == features.lcd_index) - printk(" [%d:%dx%d]", li, - mini2440_lcd_cfg[li].width, - mini2440_lcd_cfg[li].height); - else - printk(" %d:%dx%d", li, - mini2440_lcd_cfg[li].width, - mini2440_lcd_cfg[li].height); - printk("\n"); - s3c24xx_fb_set_platdata(&mini2440_fb_info); - } - - s3c24xx_udc_set_platdata(&mini2440_udc_cfg); - s3c24xx_mci_set_platdata(&mini2440_mmc_cfg); - s3c_nand_set_platdata(&mini2440_nand_info); - s3c_i2c0_set_platdata(NULL); - - i2c_register_board_info(0, mini2440_i2c_devs, - ARRAY_SIZE(mini2440_i2c_devs)); - - platform_add_devices(mini2440_devices, ARRAY_SIZE(mini2440_devices)); - - if (features.count) /* the optional features */ - platform_add_devices(features.optional, features.count); - -} - - -MACHINE_START(MINI2440, "MINI2440") - /* Maintainer: Michel Pollet <buserror@gmail.com> */ - .atag_offset = 0x100, - .map_io = mini2440_map_io, - .init_machine = mini2440_init, - .init_irq = s3c24xx_init_irq, - .timer = &s3c24xx_timer, - .restart = s3c2440_restart, -MACHINE_END |