| /* linux/arch/arm/mach-s3c2410/mach-qt2410.c |
| * |
| * Copyright (C) 2006 by OpenMoko, Inc. |
| * Author: Harald Welte <laforge@openmoko.org> |
| * All rights reserved. |
| * |
| * 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, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| * |
| */ |
| |
| #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/device.h> |
| #include <linux/platform_device.h> |
| #include <linux/serial_core.h> |
| #include <linux/serial_s3c.h> |
| #include <linux/spi/spi.h> |
| #include <linux/spi/spi_gpio.h> |
| #include <linux/io.h> |
| #include <linux/mtd/mtd.h> |
| #include <linux/mtd/nand.h> |
| #include <linux/mtd/nand_ecc.h> |
| #include <linux/mtd/partitions.h> |
| |
| #include <asm/mach/arch.h> |
| #include <asm/mach/map.h> |
| #include <asm/mach/irq.h> |
| |
| #include <mach/hardware.h> |
| #include <asm/irq.h> |
| #include <asm/mach-types.h> |
| |
| #include <linux/platform_data/leds-s3c24xx.h> |
| #include <mach/regs-lcd.h> |
| #include <mach/fb.h> |
| #include <linux/platform_data/mtd-nand-s3c2410.h> |
| #include <linux/platform_data/usb-s3c2410_udc.h> |
| #include <linux/platform_data/i2c-s3c2410.h> |
| #include <mach/gpio-samsung.h> |
| |
| #include <plat/gpio-cfg.h> |
| #include <plat/devs.h> |
| #include <plat/cpu.h> |
| #include <plat/pm.h> |
| #include <plat/samsung-time.h> |
| |
| #include "common.h" |
| #include "common-smdk.h" |
| |
| static struct map_desc qt2410_iodesc[] __initdata = { |
| { 0xe0000000, __phys_to_pfn(S3C2410_CS3+0x01000000), SZ_1M, MT_DEVICE } |
| }; |
| |
| #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 smdk2410_uartcfgs[] = { |
| [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, |
| } |
| }; |
| |
| /* LCD driver info */ |
| |
| static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = { |
| { |
| /* Configuration for 640x480 SHARP LQ080V3DG01 */ |
| .lcdcon5 = S3C2410_LCDCON5_FRM565 | |
| S3C2410_LCDCON5_INVVLINE | |
| S3C2410_LCDCON5_INVVFRAME | |
| S3C2410_LCDCON5_PWREN | |
| S3C2410_LCDCON5_HWSWP, |
| |
| .type = S3C2410_LCDCON1_TFT, |
| .width = 640, |
| .height = 480, |
| |
| .pixclock = 40000, /* HCLK/4 */ |
| .xres = 640, |
| .yres = 480, |
| .bpp = 16, |
| .left_margin = 44, |
| .right_margin = 116, |
| .hsync_len = 96, |
| .upper_margin = 19, |
| .lower_margin = 11, |
| .vsync_len = 15, |
| }, |
| { |
| /* Configuration for 480x640 toppoly TD028TTEC1 */ |
| .lcdcon5 = S3C2410_LCDCON5_FRM565 | |
| S3C2410_LCDCON5_INVVLINE | |
| S3C2410_LCDCON5_INVVFRAME | |
| S3C2410_LCDCON5_PWREN | |
| S3C2410_LCDCON5_HWSWP, |
| |
| .type = S3C2410_LCDCON1_TFT, |
| .width = 480, |
| .height = 640, |
| .pixclock = 40000, /* HCLK/4 */ |
| .xres = 480, |
| .yres = 640, |
| .bpp = 16, |
| .left_margin = 8, |
| .right_margin = 24, |
| .hsync_len = 8, |
| .upper_margin = 2, |
| .lower_margin = 4, |
| .vsync_len = 2, |
| }, |
| { |
| /* Config for 240x320 LCD */ |
| .lcdcon5 = S3C2410_LCDCON5_FRM565 | |
| S3C2410_LCDCON5_INVVLINE | |
| S3C2410_LCDCON5_INVVFRAME | |
| S3C2410_LCDCON5_PWREN | |
| S3C2410_LCDCON5_HWSWP, |
| |
| .type = S3C2410_LCDCON1_TFT, |
| .width = 240, |
| .height = 320, |
| .pixclock = 100000, /* HCLK/10 */ |
| .xres = 240, |
| .yres = 320, |
| .bpp = 16, |
| .left_margin = 13, |
| .right_margin = 8, |
| .hsync_len = 4, |
| .upper_margin = 2, |
| .lower_margin = 7, |
| .vsync_len = 4, |
| }, |
| }; |
| |
| |
| static struct s3c2410fb_mach_info qt2410_fb_info __initdata = { |
| .displays = qt2410_lcd_cfg, |
| .num_displays = ARRAY_SIZE(qt2410_lcd_cfg), |
| .default_display = 0, |
| |
| .lpcsel = ((0xCE6) & ~7) | 1<<4, |
| }; |
| |
| /* CS8900 */ |
| |
| static struct resource qt2410_cs89x0_resources[] = { |
| [0] = DEFINE_RES_MEM(0x19000000, 17), |
| [1] = DEFINE_RES_IRQ(IRQ_EINT9), |
| }; |
| |
| static struct platform_device qt2410_cs89x0 = { |
| .name = "cirrus-cs89x0", |
| .num_resources = ARRAY_SIZE(qt2410_cs89x0_resources), |
| .resource = qt2410_cs89x0_resources, |
| }; |
| |
| /* LED */ |
| |
| static struct s3c24xx_led_platdata qt2410_pdata_led = { |
| .gpio = S3C2410_GPB(0), |
| .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE, |
| .name = "led", |
| .def_trigger = "timer", |
| }; |
| |
| static struct platform_device qt2410_led = { |
| .name = "s3c24xx_led", |
| .id = 0, |
| .dev = { |
| .platform_data = &qt2410_pdata_led, |
| }, |
| }; |
| |
| /* SPI */ |
| |
| static struct spi_gpio_platform_data spi_gpio_cfg = { |
| .sck = S3C2410_GPG(7), |
| .mosi = S3C2410_GPG(6), |
| .miso = S3C2410_GPG(5), |
| }; |
| |
| static struct platform_device qt2410_spi = { |
| .name = "spi-gpio", |
| .id = 1, |
| .dev.platform_data = &spi_gpio_cfg, |
| }; |
| |
| /* Board devices */ |
| |
| static struct platform_device *qt2410_devices[] __initdata = { |
| &s3c_device_ohci, |
| &s3c_device_lcd, |
| &s3c_device_wdt, |
| &s3c_device_i2c0, |
| &s3c_device_iis, |
| &s3c_device_sdi, |
| &s3c_device_usbgadget, |
| &qt2410_spi, |
| &qt2410_cs89x0, |
| &qt2410_led, |
| }; |
| |
| static struct mtd_partition __initdata qt2410_nand_part[] = { |
| [0] = { |
| .name = "U-Boot", |
| .size = 0x30000, |
| .offset = 0, |
| }, |
| [1] = { |
| .name = "U-Boot environment", |
| .offset = 0x30000, |
| .size = 0x4000, |
| }, |
| [2] = { |
| .name = "kernel", |
| .offset = 0x34000, |
| .size = SZ_2M, |
| }, |
| [3] = { |
| .name = "initrd", |
| .offset = 0x234000, |
| .size = SZ_4M, |
| }, |
| [4] = { |
| .name = "jffs2", |
| .offset = 0x634000, |
| .size = 0x39cc000, |
| }, |
| }; |
| |
| static struct s3c2410_nand_set __initdata qt2410_nand_sets[] = { |
| [0] = { |
| .name = "NAND", |
| .nr_chips = 1, |
| .nr_partitions = ARRAY_SIZE(qt2410_nand_part), |
| .partitions = qt2410_nand_part, |
| }, |
| }; |
| |
| /* choose a set of timings which should suit most 512Mbit |
| * chips and beyond. |
| */ |
| |
| static struct s3c2410_platform_nand __initdata qt2410_nand_info = { |
| .tacls = 20, |
| .twrph0 = 60, |
| .twrph1 = 20, |
| .nr_sets = ARRAY_SIZE(qt2410_nand_sets), |
| .sets = qt2410_nand_sets, |
| }; |
| |
| /* UDC */ |
| |
| static struct s3c2410_udc_mach_info qt2410_udc_cfg = { |
| }; |
| |
| static char tft_type = 's'; |
| |
| static int __init qt2410_tft_setup(char *str) |
| { |
| tft_type = str[0]; |
| return 1; |
| } |
| |
| __setup("tft=", qt2410_tft_setup); |
| |
| static void __init qt2410_map_io(void) |
| { |
| s3c24xx_init_io(qt2410_iodesc, ARRAY_SIZE(qt2410_iodesc)); |
| s3c24xx_init_uarts(smdk2410_uartcfgs, ARRAY_SIZE(smdk2410_uartcfgs)); |
| samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); |
| } |
| |
| static void __init qt2410_init_time(void) |
| { |
| s3c2410_init_clocks(12000000); |
| samsung_timer_init(); |
| } |
| |
| static void __init qt2410_machine_init(void) |
| { |
| s3c_nand_set_platdata(&qt2410_nand_info); |
| |
| switch (tft_type) { |
| case 'p': /* production */ |
| qt2410_fb_info.default_display = 1; |
| break; |
| case 'b': /* big */ |
| qt2410_fb_info.default_display = 0; |
| break; |
| case 's': /* small */ |
| default: |
| qt2410_fb_info.default_display = 2; |
| break; |
| } |
| s3c24xx_fb_set_platdata(&qt2410_fb_info); |
| |
| /* set initial state of the LED GPIO */ |
| WARN_ON(gpio_request_one(S3C2410_GPB(0), GPIOF_OUT_INIT_HIGH, NULL)); |
| gpio_free(S3C2410_GPB(0)); |
| |
| s3c24xx_udc_set_platdata(&qt2410_udc_cfg); |
| s3c_i2c0_set_platdata(NULL); |
| |
| WARN_ON(gpio_request(S3C2410_GPB(5), "spi cs")); |
| gpio_direction_output(S3C2410_GPB(5), 1); |
| |
| platform_add_devices(qt2410_devices, ARRAY_SIZE(qt2410_devices)); |
| s3c_pm_init(); |
| } |
| |
| MACHINE_START(QT2410, "QT2410") |
| .atag_offset = 0x100, |
| .map_io = qt2410_map_io, |
| .init_irq = s3c2410_init_irq, |
| .init_machine = qt2410_machine_init, |
| .init_time = qt2410_init_time, |
| .restart = s3c2410_restart, |
| MACHINE_END |