mach-qt2410.rar_QT2410_V2

/* 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/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 <plat/regs-serial.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 <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_clocks(12*1000*1000); s3c24xx_init_uarts(smdk2410_uartcfgs, ARRAY_SIZE(smdk2410_uartcfgs)); samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); } 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 = samsung_timer_init, .restart = s3c2410_restart, MACHINE_END