| /* linux/arch/arm/mach-s3c64xx/mach-anw6410.c |
| * |
| * Copyright 2008 Openmoko, Inc. |
| * Copyright 2008 Simtec Electronics |
| * Ben Dooks <ben@simtec.co.uk> |
| * http://armlinux.simtec.co.uk/ |
| * Copyright 2009 Kwangwoo Lee |
| * Kwangwoo Lee <kwangwoo.lee@gmail.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/init.h> |
| #include <linux/serial_core.h> |
| #include <linux/serial_s3c.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 <linux/dm9000.h> |
| |
| #include <video/platform_lcd.h> |
| #include <video/samsung_fimd.h> |
| |
| #include <asm/mach/arch.h> |
| #include <asm/mach/map.h> |
| #include <asm/mach/irq.h> |
| |
| #include <mach/hardware.h> |
| #include <mach/map.h> |
| |
| #include <asm/irq.h> |
| #include <asm/mach-types.h> |
| |
| #include <linux/platform_data/i2c-s3c2410.h> |
| #include <plat/fb.h> |
| |
| #include <plat/devs.h> |
| #include <plat/cpu.h> |
| #include <mach/regs-gpio.h> |
| #include <mach/gpio-samsung.h> |
| #include <plat/samsung-time.h> |
| |
| #include "common.h" |
| #include "regs-modem.h" |
| |
| /* DM9000 */ |
| #define ANW6410_PA_DM9000 (0x18000000) |
| |
| /* A hardware buffer to control external devices is mapped at 0x30000000. |
| * It can not be read. So current status must be kept in anw6410_extdev_status. |
| */ |
| #define ANW6410_VA_EXTDEV S3C_ADDR(0x02000000) |
| #define ANW6410_PA_EXTDEV (0x30000000) |
| |
| #define ANW6410_EN_DM9000 (1<<11) |
| #define ANW6410_EN_LCD (1<<14) |
| |
| static __u32 anw6410_extdev_status; |
| |
| static struct s3c2410_uartcfg anw6410_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. */ |
| static void __init anw6410_lcd_mode_set(void) |
| { |
| u32 tmp; |
| |
| /* set the LCD type */ |
| tmp = __raw_readl(S3C64XX_SPCON); |
| tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK; |
| tmp |= S3C64XX_SPCON_LCD_SEL_RGB; |
| __raw_writel(tmp, S3C64XX_SPCON); |
| |
| /* remove the LCD bypass */ |
| tmp = __raw_readl(S3C64XX_MODEM_MIFPCON); |
| tmp &= ~MIFPCON_LCD_BYPASS; |
| __raw_writel(tmp, S3C64XX_MODEM_MIFPCON); |
| } |
| |
| /* GPF1 = LCD panel power |
| * GPF4 = LCD backlight control |
| */ |
| static void anw6410_lcd_power_set(struct plat_lcd_data *pd, |
| unsigned int power) |
| { |
| if (power) { |
| anw6410_extdev_status |= (ANW6410_EN_LCD << 16); |
| __raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV); |
| |
| gpio_direction_output(S3C64XX_GPF(1), 1); |
| gpio_direction_output(S3C64XX_GPF(4), 1); |
| } else { |
| anw6410_extdev_status &= ~(ANW6410_EN_LCD << 16); |
| __raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV); |
| |
| gpio_direction_output(S3C64XX_GPF(1), 0); |
| gpio_direction_output(S3C64XX_GPF(4), 0); |
| } |
| } |
| |
| static struct plat_lcd_data anw6410_lcd_power_data = { |
| .set_power = anw6410_lcd_power_set, |
| }; |
| |
| static struct platform_device anw6410_lcd_powerdev = { |
| .name = "platform-lcd", |
| .dev.parent = &s3c_device_fb.dev, |
| .dev.platform_data = &anw6410_lcd_power_data, |
| }; |
| |
| static struct s3c_fb_pd_win anw6410_fb_win0 = { |
| .max_bpp = 32, |
| .default_bpp = 16, |
| .xres = 800, |
| .yres = 480, |
| }; |
| |
| static struct fb_videomode anw6410_lcd_timing = { |
| .left_margin = 8, |
| .right_margin = 13, |
| .upper_margin = 7, |
| .lower_margin = 5, |
| .hsync_len = 3, |
| .vsync_len = 1, |
| .xres = 800, |
| .yres = 480, |
| }; |
| |
| /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */ |
| static struct s3c_fb_platdata anw6410_lcd_pdata __initdata = { |
| .setup_gpio = s3c64xx_fb_gpio_setup_24bpp, |
| .vtiming = &anw6410_lcd_timing, |
| .win[0] = &anw6410_fb_win0, |
| .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, |
| .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, |
| }; |
| |
| /* DM9000AEP 10/100 ethernet controller */ |
| static void __init anw6410_dm9000_enable(void) |
| { |
| anw6410_extdev_status |= (ANW6410_EN_DM9000 << 16); |
| __raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV); |
| } |
| |
| static struct resource anw6410_dm9000_resource[] = { |
| [0] = DEFINE_RES_MEM(ANW6410_PA_DM9000, 4), |
| [1] = DEFINE_RES_MEM(ANW6410_PA_DM9000 + 4, 501), |
| [2] = DEFINE_RES_NAMED(IRQ_EINT(15), 1, NULL, IORESOURCE_IRQ \ |
| | IRQF_TRIGGER_HIGH), |
| }; |
| |
| static struct dm9000_plat_data anw6410_dm9000_pdata = { |
| .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM), |
| /* dev_addr can be set to provide hwaddr. */ |
| }; |
| |
| static struct platform_device anw6410_device_eth = { |
| .name = "dm9000", |
| .id = -1, |
| .num_resources = ARRAY_SIZE(anw6410_dm9000_resource), |
| .resource = anw6410_dm9000_resource, |
| .dev = { |
| .platform_data = &anw6410_dm9000_pdata, |
| }, |
| }; |
| |
| static struct map_desc anw6410_iodesc[] __initdata = { |
| { |
| .virtual = (unsigned long)ANW6410_VA_EXTDEV, |
| .pfn = __phys_to_pfn(ANW6410_PA_EXTDEV), |
| .length = SZ_64K, |
| .type = MT_DEVICE, |
| }, |
| }; |
| |
| static struct platform_device *anw6410_devices[] __initdata = { |
| &s3c_device_fb, |
| &anw6410_lcd_powerdev, |
| &anw6410_device_eth, |
| }; |
| |
| static void __init anw6410_map_io(void) |
| { |
| s3c64xx_init_io(anw6410_iodesc, ARRAY_SIZE(anw6410_iodesc)); |
| s3c64xx_set_xtal_freq(12000000); |
| s3c24xx_init_uarts(anw6410_uartcfgs, ARRAY_SIZE(anw6410_uartcfgs)); |
| samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); |
| |
| anw6410_lcd_mode_set(); |
| } |
| |
| static void __init anw6410_machine_init(void) |
| { |
| s3c_fb_set_platdata(&anw6410_lcd_pdata); |
| |
| gpio_request(S3C64XX_GPF(1), "panel power"); |
| gpio_request(S3C64XX_GPF(4), "LCD backlight"); |
| |
| anw6410_dm9000_enable(); |
| |
| platform_add_devices(anw6410_devices, ARRAY_SIZE(anw6410_devices)); |
| } |
| |
| MACHINE_START(ANW6410, "A&W6410") |
| /* Maintainer: Kwangwoo Lee <kwangwoo.lee@gmail.com> */ |
| .atag_offset = 0x100, |
| |
| .init_irq = s3c6410_init_irq, |
| .map_io = anw6410_map_io, |
| .init_machine = anw6410_machine_init, |
| .init_late = s3c64xx_init_late, |
| .init_time = samsung_timer_init, |
| .restart = s3c64xx_restart, |
| MACHINE_END |