/* linux/arch/arm/mach-s5p64x0/mach-smdk6450.c * * Copyright (c) 2010 Samsung Electronics Co., Ltd. * http://www.samsung.com * * 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/delay.h> #include <linux/init.h> #include <linux/i2c.h> #include <linux/serial_core.h> #include <linux/platform_device.h> #include <linux/io.h> #include <linux/module.h> #include <linux/clk.h> #include <linux/gpio.h> #include <linux/pwm_backlight.h> #include <linux/fb.h> #include <linux/mmc/host.h> #include <video/platform_lcd.h> #include <asm/hardware/vic.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/irq.h> #include <asm/mach-types.h> #include <mach/hardware.h> #include <mach/map.h> #include <mach/regs-clock.h> #include <mach/i2c.h> #include <mach/regs-gpio.h> #include <plat/regs-serial.h> #include <plat/gpio-cfg.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> #include <linux/platform_data/i2c-s3c2410.h> #include <plat/pll.h> #include <plat/adc.h> #include <linux/platform_data/touchscreen-s3c2410.h> #include <plat/s5p-time.h> #include <plat/backlight.h> #include <plat/fb.h> #include <plat/regs-fb.h> #include <plat/sdhci.h> #include "common.h" #define SMDK6450_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ S3C2410_UCON_TXIRQMODE | \ S3C2410_UCON_RXIRQMODE | \ S3C2410_UCON_RXFIFO_TOI | \ S3C2443_UCON_RXERR_IRQEN) #define SMDK6450_ULCON_DEFAULT S3C2410_LCON_CS8 #define SMDK6450_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ S3C2440_UFCON_TXTRIG16 | \ S3C2410_UFCON_RXTRIG8) static struct s3c2410_uartcfg smdk6450_uartcfgs[] __initdata = { [0] = { .hwport = 0, .flags = 0, .ucon = SMDK6450_UCON_DEFAULT, .ulcon = SMDK6450_ULCON_DEFAULT, .ufcon = SMDK6450_UFCON_DEFAULT, }, [1] = { .hwport = 1, .flags = 0, .ucon = SMDK6450_UCON_DEFAULT, .ulcon = SMDK6450_ULCON_DEFAULT, .ufcon = SMDK6450_UFCON_DEFAULT, }, [2] = { .hwport = 2, .flags = 0, .ucon = SMDK6450_UCON_DEFAULT, .ulcon = SMDK6450_ULCON_DEFAULT, .ufcon = SMDK6450_UFCON_DEFAULT, }, [3] = { .hwport = 3, .flags = 0, .ucon = SMDK6450_UCON_DEFAULT, .ulcon = SMDK6450_ULCON_DEFAULT, .ufcon = SMDK6450_UFCON_DEFAULT, }, #if CONFIG_SERIAL_SAMSUNG_UARTS > 4 [4] = { .hwport = 4, .flags = 0, .ucon = SMDK6450_UCON_DEFAULT, .ulcon = SMDK6450_ULCON_DEFAULT, .ufcon = SMDK6450_UFCON_DEFAULT, }, #endif #if CONFIG_SERIAL_SAMSUNG_UARTS > 5 [5] = { .hwport = 5, .flags = 0, .ucon = SMDK6450_UCON_DEFAULT, .ulcon = SMDK6450_ULCON_DEFAULT, .ufcon = SMDK6450_UFCON_DEFAULT, }, #endif }; /* Frame Buffer */ static struct s3c_fb_pd_win smdk6450_fb_win0 = { .max_bpp = 32, .default_bpp = 24, .xres = 800, .yres = 480, }; static struct fb_videomode smdk6450_lcd_timing = { .left_margin = 8, .right_margin = 13, .upper_margin = 7, .lower_margin = 5, .hsync_len = 3, .vsync_len = 1, .xres = 800, .yres = 480, }; static struct s3c_fb_platdata smdk6450_lcd_pdata __initdata = { .win[0] = &smdk6450_fb_win0, .vtiming = &smdk6450_lcd_timing, .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, .setup_gpio = s5p64x0_fb_gpio_setup_24bpp, }; /* LCD power controller */ static void smdk6450_lte480_reset_power(struct plat_lcd_data *pd, unsigned int power) { int err; if (power) { err = gpio_request(S5P6450_GPN(5), "GPN"); if (err) { printk(KERN_ERR "failed to request GPN for lcd reset\n"); return; } gpio_direction_output(S5P6450_GPN(5), 1); gpio_set_value(S5P6450_GPN(5), 0); gpio_set_value(S5P6450_GPN(5), 1); gpio_free(S5P6450_GPN(5)); } } static struct plat_lcd_data smdk6450_lcd_power_data = { .set_power = smdk6450_lte480_reset_power, }; static struct platform_device smdk6450_lcd_lte480wv = { .name = "platform-lcd", .dev.parent = &s3c_device_fb.dev, .dev.platform_data = &smdk6450_lcd_power_data, }; static struct platform_device *smdk6450_devices[] __initdata = { &s3c_device_adc, &s3c_device_rtc, &s3c_device_i2c0, &s3c_device_i2c1, &s3c_device_ts, &s3c_device_wdt, &samsung_asoc_dma, &s5p6450_device_iis0, &s3c_device_fb, &smdk6450_lcd_lte480wv, &s3c_device_hsmmc0, &s3c_device_hsmmc1, &s3c_device_hsmmc2, /* s5p6450_device_spi0 will be added */ }; static struct s3c_sdhci_platdata smdk6450_hsmmc0_pdata __initdata = { .cd_type = S3C_SDHCI_CD_NONE, }; static struct s3c_sdhci_platdata smdk6450_hsmmc1_pdata __initdata = { .cd_type = S3C_SDHCI_CD_NONE, #if defined(CONFIG_S5P64X0_SD_CH1_8BIT) .max_width = 8, .host_caps = MMC_CAP_8_BIT_DATA, #endif }; static struct s3c_sdhci_platdata smdk6450_hsmmc2_pdata __initdata = { .cd_type = S3C_SDHCI_CD_NONE, }; static struct s3c2410_platform_i2c s5p6450_i2c0_data __initdata = { .flags = 0, .slave_addr = 0x10, .frequency = 100*1000, .sda_delay = 100, .cfg_gpio = s5p6450_i2c0_cfg_gpio, }; static struct s3c2410_platform_i2c s5p6450_i2c1_data __initdata = { .flags = 0, .bus_num = 1, .slave_addr = 0x10, .frequency = 100*1000, .sda_delay = 100, .cfg_gpio = s5p6450_i2c1_cfg_gpio, }; static struct i2c_board_info smdk6450_i2c_devs0[] __initdata = { { I2C_BOARD_INFO("wm8580", 0x1b), }, { I2C_BOARD_INFO("24c08", 0x50), }, /* Samsung KS24C080C EEPROM */ }; static struct i2c_board_info smdk6450_i2c_devs1[] __initdata = { { I2C_BOARD_INFO("24c128", 0x57), },/* Samsung S524AD0XD1 EEPROM */ }; /* LCD Backlight data */ static struct samsung_bl_gpio_info smdk6450_bl_gpio_info = { .no = S5P6450_GPF(15), .func = S3C_GPIO_SFN(2), }; static struct platform_pwm_backlight_data smdk6450_bl_data = { .pwm_id = 1, }; static void __init smdk6450_map_io(void) { s5p64x0_init_io(NULL, 0); s3c24xx_init_clocks(19200000); s3c24xx_init_uarts(smdk6450_uartcfgs, ARRAY_SIZE(smdk6450_uartcfgs)); s5p_set_timer_source(S5P_PWM3, S5P_PWM4); } static void s5p6450_set_lcd_interface(void) { unsigned int cfg; /* select TFT LCD type (RGB I/F) */ cfg = __raw_readl(S5P64X0_SPCON0); cfg &= ~S5P64X0_SPCON0_LCD_SEL_MASK; cfg |= S5P64X0_SPCON0_LCD_SEL_RGB; __raw_writel(cfg, S5P64X0_SPCON0); } static void __init smdk6450_machine_init(void) { s3c24xx_ts_set_platdata(NULL); s3c_i2c0_set_platdata(&s5p6450_i2c0_data); s3c_i2c1_set_platdata(&s5p6450_i2c1_data); i2c_register_board_info(0, smdk6450_i2c_devs0, ARRAY_SIZE(smdk6450_i2c_devs0)); i2c_register_board_info(1, smdk6450_i2c_devs1, ARRAY_SIZE(smdk6450_i2c_devs1)); samsung_bl_set(&smdk6450_bl_gpio_info, &smdk6450_bl_data); s5p6450_set_lcd_interface(); s3c_fb_set_platdata(&smdk6450_lcd_pdata); s3c_sdhci0_set_platdata(&smdk6450_hsmmc0_pdata); s3c_sdhci1_set_platdata(&smdk6450_hsmmc1_pdata); s3c_sdhci2_set_platdata(&smdk6450_hsmmc2_pdata); platform_add_devices(smdk6450_devices, ARRAY_SIZE(smdk6450_devices)); } MACHINE_START(SMDK6450, "SMDK6450") /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */ .atag_offset = 0x100, .init_irq = s5p6450_init_irq, .handle_irq = vic_handle_irq, .map_io = smdk6450_map_io, .init_machine = smdk6450_machine_init, .timer = &s5p_timer, .restart = s5p64x0_restart, MACHINE_END