| /* linux/arch/arm/mach-s3c6410/mach-smdk6410.c |
| * |
| * Copyright 2008 Openmoko, Inc. |
| * Copyright 2008 Simtec Electronics |
| * Ben Dooks <ben@simtec.co.uk> |
| * http://armlinux.simtec.co.uk/ |
| * |
| * 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/serial_core.h> |
| #include <linux/platform_device.h> |
| #include <linux/io.h> |
| #include <linux/i2c.h> |
| #include <linux/fb.h> |
| #include <linux/gpio.h> |
| #include <linux/delay.h> |
| |
| #include <video/platform_lcd.h> |
| |
| #include <asm/mach/arch.h> |
| #include <asm/mach/map.h> |
| #include <asm/mach/irq.h> |
| |
| #include <mach/hardware.h> |
| #include <mach/regs-fb.h> |
| #include <mach/map.h> |
| |
| #include <asm/irq.h> |
| #include <asm/mach-types.h> |
| |
| #include <plat/regs-serial.h> |
| #include <plat/iic.h> |
| #include <plat/fb.h> |
| |
| #include <plat/s3c6410.h> |
| #include <plat/clock.h> |
| #include <plat/devs.h> |
| #include <plat/cpu.h> |
| |
| #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 smdk6410_uartcfgs[] __initdata = { |
| [0] = { |
| .hwport = 0, |
| .flags = 0, |
| .ucon = 0x3c5, |
| .ulcon = 0x03, |
| .ufcon = 0x51, |
| }, |
| [1] = { |
| .hwport = 1, |
| .flags = 0, |
| .ucon = 0x3c5, |
| .ulcon = 0x03, |
| .ufcon = 0x51, |
| }, |
| }; |
| |
| /* framebuffer and LCD setup. */ |
| |
| /* GPF15 = LCD backlight control |
| * GPF13 => Panel power |
| * GPN5 = LCD nRESET signal |
| * PWM_TOUT1 => backlight brightness |
| */ |
| |
| static void smdk6410_lcd_power_set(struct plat_lcd_data *pd, |
| unsigned int power) |
| { |
| if (power) { |
| gpio_direction_output(S3C64XX_GPF(13), 1); |
| gpio_direction_output(S3C64XX_GPF(15), 1); |
| |
| /* fire nRESET on power up */ |
| gpio_direction_output(S3C64XX_GPN(5), 0); |
| msleep(10); |
| gpio_direction_output(S3C64XX_GPN(5), 1); |
| msleep(1); |
| } else { |
| gpio_direction_output(S3C64XX_GPF(15), 0); |
| gpio_direction_output(S3C64XX_GPF(13), 0); |
| } |
| } |
| |
| static struct plat_lcd_data smdk6410_lcd_power_data = { |
| .set_power = smdk6410_lcd_power_set, |
| }; |
| |
| static struct platform_device smdk6410_lcd_powerdev = { |
| .name = "platform-lcd", |
| .dev.parent = &s3c_device_fb.dev, |
| .dev.platform_data = &smdk6410_lcd_power_data, |
| }; |
| |
| static struct s3c_fb_pd_win smdk6410_fb_win0 = { |
| /* this is to ensure we use win0 */ |
| .win_mode = { |
| .pixclock = 41094, |
| .left_margin = 8, |
| .right_margin = 13, |
| .upper_margin = 7, |
| .lower_margin = 5, |
| .hsync_len = 3, |
| .vsync_len = 1, |
| .xres = 800, |
| .yres = 480, |
| }, |
| .max_bpp = 32, |
| .default_bpp = 16, |
| }; |
| |
| /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */ |
| static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = { |
| .setup_gpio = s3c64xx_fb_gpio_setup_24bpp, |
| .win[0] = &smdk6410_fb_win0, |
| .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, |
| .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, |
| }; |
| |
| struct map_desc smdk6410_iodesc[] = {}; |
| |
| static struct platform_device *smdk6410_devices[] __initdata = { |
| #ifdef CONFIG_SMDK6410_SD_CH0 |
| &s3c_device_hsmmc0, |
| #endif |
| #ifdef CONFIG_SMDK6410_SD_CH1 |
| &s3c_device_hsmmc1, |
| #endif |
| &s3c_device_i2c0, |
| &s3c_device_i2c1, |
| &s3c_device_fb, |
| &smdk6410_lcd_powerdev, |
| }; |
| |
| static struct i2c_board_info i2c_devs0[] __initdata = { |
| { I2C_BOARD_INFO("24c08", 0x50), }, |
| { I2C_BOARD_INFO("WM8580", 0X1b), }, |
| }; |
| |
| static struct i2c_board_info i2c_devs1[] __initdata = { |
| { I2C_BOARD_INFO("24c128", 0x57), }, /* Samsung S524AD0XD1 */ |
| }; |
| |
| extern void s3c64xx_init_io(struct map_desc *, int); |
| |
| static void __init smdk6410_map_io(void) |
| { |
| s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc)); |
| s3c24xx_init_clocks(12000000); |
| s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs)); |
| } |
| |
| static void __init smdk6410_machine_init(void) |
| { |
| s3c_i2c0_set_platdata(NULL); |
| s3c_i2c1_set_platdata(NULL); |
| s3c_fb_set_platdata(&smdk6410_lcd_pdata); |
| |
| i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0)); |
| i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1)); |
| |
| platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices)); |
| } |
| |
| MACHINE_START(SMDK6410, "SMDK6410") |
| /* Maintainer: Ben Dooks <ben@fluff.org> */ |
| .phys_io = S3C_PA_UART & 0xfff00000, |
| .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc, |
| .boot_params = S3C64XX_PA_SDRAM + 0x100, |
| |
| .init_irq = s3c6410_init_irq, |
| .map_io = smdk6410_map_io, |
| .init_machine = smdk6410_machine_init, |
| .timer = &s3c24xx_timer, |
| MACHINE_END |