189 lines
4.2 KiB
C
189 lines
4.2 KiB
C
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/* linux/arch/arm/mach-s3c2440/mach-smdk2440.c
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*
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* Copyright (c) 2004-2005 Simtec Electronics
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* Ben Dooks <ben@simtec.co.uk>
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*
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* http://www.fluff.org/ben/smdk2440/
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*
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* Thanks to Dimity Andric and TomTom for the loan of an SMDK2440.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/interrupt.h>
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#include <linux/list.h>
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#include <linux/timer.h>
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#include <linux/init.h>
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#include <linux/serial_core.h>
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#include <linux/serial_s3c.h>
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#include <linux/platform_device.h>
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#include <linux/io.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include <mach/hardware.h>
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#include <asm/irq.h>
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#include <asm/mach-types.h>
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#include <mach/regs-gpio.h>
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#include <mach/regs-lcd.h>
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#include <mach/fb.h>
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#include <linux/platform_data/i2c-s3c2410.h>
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#include <plat/devs.h>
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#include <plat/cpu.h>
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#include <plat/samsung-time.h>
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#include "common.h"
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#include "common-smdk.h"
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static struct map_desc smdk2440_iodesc[] __initdata = {
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/* ISA IO Space map (memory space selected by A24) */
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{
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.virtual = (u32)S3C24XX_VA_ISA_WORD,
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.pfn = __phys_to_pfn(S3C2410_CS2),
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.length = 0x10000,
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.type = MT_DEVICE,
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}, {
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.virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
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.pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
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.length = SZ_4M,
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.type = MT_DEVICE,
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}, {
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.virtual = (u32)S3C24XX_VA_ISA_BYTE,
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.pfn = __phys_to_pfn(S3C2410_CS2),
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.length = 0x10000,
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.type = MT_DEVICE,
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}, {
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.virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
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.pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
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.length = SZ_4M,
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.type = MT_DEVICE,
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}
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};
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#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
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#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
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#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
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static struct s3c2410_uartcfg smdk2440_uartcfgs[] __initdata = {
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[0] = {
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.hwport = 0,
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.flags = 0,
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.ucon = 0x3c5,
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.ulcon = 0x03,
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.ufcon = 0x51,
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},
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[1] = {
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.hwport = 1,
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.flags = 0,
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.ucon = 0x3c5,
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.ulcon = 0x03,
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.ufcon = 0x51,
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},
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/* IR port */
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[2] = {
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.hwport = 2,
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.flags = 0,
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.ucon = 0x3c5,
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.ulcon = 0x43,
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.ufcon = 0x51,
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}
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};
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/* LCD driver info */
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static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = {
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.lcdcon5 = S3C2410_LCDCON5_FRM565 |
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S3C2410_LCDCON5_INVVLINE |
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S3C2410_LCDCON5_INVVFRAME |
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S3C2410_LCDCON5_PWREN |
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S3C2410_LCDCON5_HWSWP,
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.type = S3C2410_LCDCON1_TFT,
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.width = 240,
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.height = 320,
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.pixclock = 166667, /* HCLK 60 MHz, divisor 10 */
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.xres = 240,
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.yres = 320,
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.bpp = 16,
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.left_margin = 20,
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.right_margin = 8,
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.hsync_len = 4,
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.upper_margin = 8,
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.lower_margin = 7,
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.vsync_len = 4,
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};
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static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = {
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.displays = &smdk2440_lcd_cfg,
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.num_displays = 1,
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.default_display = 0,
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#if 0
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/* currently setup by downloader */
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.gpccon = 0xaa940659,
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.gpccon_mask = 0xffffffff,
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.gpcup = 0x0000ffff,
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.gpcup_mask = 0xffffffff,
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.gpdcon = 0xaa84aaa0,
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.gpdcon_mask = 0xffffffff,
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.gpdup = 0x0000faff,
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.gpdup_mask = 0xffffffff,
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#endif
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.lpcsel = ((0xCE6) & ~7) | 1<<4,
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};
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static struct platform_device *smdk2440_devices[] __initdata = {
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&s3c_device_ohci,
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&s3c_device_lcd,
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&s3c_device_wdt,
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&s3c_device_i2c0,
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&s3c_device_iis,
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};
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static void __init smdk2440_map_io(void)
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{
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s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc));
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s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs));
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samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
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}
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static void __init smdk2440_init_time(void)
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{
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s3c2440_init_clocks(16934400);
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samsung_timer_init();
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}
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static void __init smdk2440_machine_init(void)
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{
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s3c24xx_fb_set_platdata(&smdk2440_fb_info);
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s3c_i2c0_set_platdata(NULL);
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platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
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smdk_machine_init();
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}
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MACHINE_START(S3C2440, "SMDK2440")
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/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
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.atag_offset = 0x100,
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.init_irq = s3c2440_init_irq,
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.map_io = smdk2440_map_io,
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.init_machine = smdk2440_machine_init,
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.init_time = smdk2440_init_time,
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MACHINE_END
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