810c894f2b
Patch from Ben Dooks Platform devices for the LEDs on all the SMDK24XX boards Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
200 lines
4.2 KiB
C
200 lines
4.2 KiB
C
/* linux/arch/arm/mach-s3c2410/common-smdk.c
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*
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* Copyright (c) 2006 Simtec Electronics
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* Ben Dooks <ben@simtec.co.uk>
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*
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* Common code for SMDK2410 and SMDK2440 boards
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*
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* http://www.fluff.org/ben/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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#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/platform_device.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/nand.h>
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#include <linux/mtd/nand_ecc.h>
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#include <linux/mtd/partitions.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 <asm/hardware.h>
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#include <asm/io.h>
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#include <asm/irq.h>
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#include <asm/arch/regs-gpio.h>
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#include <asm/arch/leds-gpio.h>
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#include <asm/arch/nand.h>
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#include "common-smdk.h"
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#include "devs.h"
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#include "pm.h"
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/* LED devices */
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static struct s3c24xx_led_platdata smdk_pdata_led4 = {
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.gpio = S3C2410_GPF4,
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.flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
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.name = "led4",
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.def_trigger = "timer",
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};
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static struct s3c24xx_led_platdata smdk_pdata_led5 = {
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.gpio = S3C2410_GPF5,
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.flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
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.name = "led5",
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.def_trigger = "nand-disk",
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};
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static struct s3c24xx_led_platdata smdk_pdata_led6 = {
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.gpio = S3C2410_GPF6,
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.flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
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.name = "led6",
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};
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static struct s3c24xx_led_platdata smdk_pdata_led7 = {
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.gpio = S3C2410_GPF7,
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.flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
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.name = "led7",
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};
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static struct platform_device smdk_led4 = {
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.name = "s3c24xx_led",
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.id = 0,
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.dev = {
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.platform_data = &smdk_pdata_led4,
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},
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};
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static struct platform_device smdk_led5 = {
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.name = "s3c24xx_led",
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.id = 1,
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.dev = {
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.platform_data = &smdk_pdata_led5,
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},
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};
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static struct platform_device smdk_led6 = {
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.name = "s3c24xx_led",
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.id = 2,
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.dev = {
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.platform_data = &smdk_pdata_led6,
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},
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};
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static struct platform_device smdk_led7 = {
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.name = "s3c24xx_led",
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.id = 3,
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.dev = {
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.platform_data = &smdk_pdata_led7,
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},
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};
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/* NAND parititon from 2.4.18-swl5 */
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static struct mtd_partition smdk_default_nand_part[] = {
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[0] = {
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.name = "Boot Agent",
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.size = SZ_16K,
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.offset = 0,
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},
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[1] = {
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.name = "S3C2410 flash partition 1",
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.offset = 0,
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.size = SZ_2M,
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},
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[2] = {
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.name = "S3C2410 flash partition 2",
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.offset = SZ_4M,
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.size = SZ_4M,
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},
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[3] = {
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.name = "S3C2410 flash partition 3",
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.offset = SZ_8M,
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.size = SZ_2M,
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},
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[4] = {
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.name = "S3C2410 flash partition 4",
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.offset = SZ_1M * 10,
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.size = SZ_4M,
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},
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[5] = {
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.name = "S3C2410 flash partition 5",
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.offset = SZ_1M * 14,
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.size = SZ_1M * 10,
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},
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[6] = {
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.name = "S3C2410 flash partition 6",
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.offset = SZ_1M * 24,
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.size = SZ_1M * 24,
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},
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[7] = {
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.name = "S3C2410 flash partition 7",
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.offset = SZ_1M * 48,
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.size = SZ_16M,
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}
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};
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static struct s3c2410_nand_set smdk_nand_sets[] = {
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[0] = {
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.name = "NAND",
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.nr_chips = 1,
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.nr_partitions = ARRAY_SIZE(smdk_default_nand_part),
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.partitions = smdk_default_nand_part,
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},
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};
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/* choose a set of timings which should suit most 512Mbit
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* chips and beyond.
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*/
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static struct s3c2410_platform_nand smdk_nand_info = {
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.tacls = 20,
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.twrph0 = 60,
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.twrph1 = 20,
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.nr_sets = ARRAY_SIZE(smdk_nand_sets),
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.sets = smdk_nand_sets,
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};
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/* devices we initialise */
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static struct platform_device __initdata *smdk_devs[] = {
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&s3c_device_nand,
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&smdk_led4,
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&smdk_led5,
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&smdk_led6,
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&smdk_led7,
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};
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void __init smdk_machine_init(void)
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{
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/* Configure the LEDs (even if we have no LED support)*/
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s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP);
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s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP);
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s3c2410_gpio_cfgpin(S3C2410_GPF6, S3C2410_GPF6_OUTP);
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s3c2410_gpio_cfgpin(S3C2410_GPF7, S3C2410_GPF7_OUTP);
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s3c2410_gpio_setpin(S3C2410_GPF4, 1);
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s3c2410_gpio_setpin(S3C2410_GPF5, 1);
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s3c2410_gpio_setpin(S3C2410_GPF6, 1);
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s3c2410_gpio_setpin(S3C2410_GPF7, 1);
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s3c_device_nand.dev.platform_data = &smdk_nand_info;
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platform_add_devices(smdk_devs, ARRAY_SIZE(smdk_devs));
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s3c2410_pm_init();
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}
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