[deliverable/linux.git] / arch / arm / plat-s3c24xx / common-smdk.c

/* linux/arch/arm/plat-s3c24xx/common-smdk.c
 *
 * Copyright (c) 2006 Simtec Electronics
 *	Ben Dooks <ben@simtec.co.uk>
 *
 * Common code for SMDK2410 and SMDK2440 boards
 *
 * http://www.fluff.org/ben/smdk2440/
 *
 * 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/sysdev.h>
#include <linux/platform_device.h>

#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>
#include <linux/io.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <asm/irq.h>

#include <mach/regs-gpio.h>
#include <mach/leds-gpio.h>

#include <asm/plat-s3c/nand.h>

#include <asm/plat-s3c24xx/common-smdk.h>
#include <asm/plat-s3c24xx/devs.h>
#include <asm/plat-s3c24xx/pm.h>

/* LED devices */

static struct s3c24xx_led_platdata smdk_pdata_led4 = {
	.gpio		= S3C2410_GPF4,
	.flags		= S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
	.name		= "led4",
	.def_trigger	= "timer",
};

static struct s3c24xx_led_platdata smdk_pdata_led5 = {
	.gpio		= S3C2410_GPF5,
	.flags		= S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
	.name		= "led5",
	.def_trigger	= "nand-disk",
};

static struct s3c24xx_led_platdata smdk_pdata_led6 = {
	.gpio		= S3C2410_GPF6,
	.flags		= S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
	.name		= "led6",
};

static struct s3c24xx_led_platdata smdk_pdata_led7 = {
	.gpio		= S3C2410_GPF7,
	.flags		= S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
	.name		= "led7",
};

static struct platform_device smdk_led4 = {
	.name		= "s3c24xx_led",
	.id		= 0,
	.dev		= {
		.platform_data = &smdk_pdata_led4,
	},
};

static struct platform_device smdk_led5 = {
	.name		= "s3c24xx_led",
	.id		= 1,
	.dev		= {
		.platform_data = &smdk_pdata_led5,
	},
};

static struct platform_device smdk_led6 = {
	.name		= "s3c24xx_led",
	.id		= 2,
	.dev		= {
		.platform_data = &smdk_pdata_led6,
	},
};

static struct platform_device smdk_led7 = {
	.name		= "s3c24xx_led",
	.id		= 3,
	.dev		= {
		.platform_data = &smdk_pdata_led7,
	},
};

/* NAND parititon from 2.4.18-swl5 */

static struct mtd_partition smdk_default_nand_part[] = {
	[0] = {
		.name	= "Boot Agent",
		.size	= SZ_16K,
		.offset	= 0,
	},
	[1] = {
		.name	= "S3C2410 flash partition 1",
		.offset = 0,
		.size	= SZ_2M,
	},
	[2] = {
		.name	= "S3C2410 flash partition 2",
		.offset = SZ_4M,
		.size	= SZ_4M,
	},
	[3] = {
		.name	= "S3C2410 flash partition 3",
		.offset	= SZ_8M,
		.size	= SZ_2M,
	},
	[4] = {
		.name	= "S3C2410 flash partition 4",
		.offset = SZ_1M * 10,
		.size	= SZ_4M,
	},
	[5] = {
		.name	= "S3C2410 flash partition 5",
		.offset	= SZ_1M * 14,
		.size	= SZ_1M * 10,
	},
	[6] = {
		.name	= "S3C2410 flash partition 6",
		.offset	= SZ_1M * 24,
		.size	= SZ_1M * 24,
	},
	[7] = {
		.name	= "S3C2410 flash partition 7",
		.offset = SZ_1M * 48,
		.size	= SZ_16M,
	}
};

static struct s3c2410_nand_set smdk_nand_sets[] = {
	[0] = {
		.name		= "NAND",
		.nr_chips	= 1,
		.nr_partitions	= ARRAY_SIZE(smdk_default_nand_part),
		.partitions	= smdk_default_nand_part,
	},
};

/* choose a set of timings which should suit most 512Mbit
 * chips and beyond.
*/

static struct s3c2410_platform_nand smdk_nand_info = {
	.tacls		= 20,
	.twrph0		= 60,
	.twrph1		= 20,
	.nr_sets	= ARRAY_SIZE(smdk_nand_sets),
	.sets		= smdk_nand_sets,
};

/* devices we initialise */

static struct platform_device __initdata *smdk_devs[] = {
	&s3c_device_nand,
	&smdk_led4,
	&smdk_led5,
	&smdk_led6,
	&smdk_led7,
};

void __init smdk_machine_init(void)
{
	/* Configure the LEDs (even if we have no LED support)*/

	s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP);
	s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP);
	s3c2410_gpio_cfgpin(S3C2410_GPF6, S3C2410_GPF6_OUTP);
	s3c2410_gpio_cfgpin(S3C2410_GPF7, S3C2410_GPF7_OUTP);

	s3c2410_gpio_setpin(S3C2410_GPF4, 1);
	s3c2410_gpio_setpin(S3C2410_GPF5, 1);
	s3c2410_gpio_setpin(S3C2410_GPF6, 1);
	s3c2410_gpio_setpin(S3C2410_GPF7, 1);

	if (machine_is_smdk2443())
		smdk_nand_info.twrph0 = 50;

	s3c_device_nand.dev.platform_data = &smdk_nand_info;

	platform_add_devices(smdk_devs, ARRAY_SIZE(smdk_devs));

	s3c2410_pm_init();
}
Commit	Line	Data
a21765a7	1	/* linux/arch/arm/plat-s3c24xx/common-smdk.c
d3f4c571 BD	2	*
	3	* Copyright (c) 2006 Simtec Electronics
	4	* Ben Dooks <ben@simtec.co.uk>
	5	*
	6	* Common code for SMDK2410 and SMDK2440 boards
	7	*
	8	* http://www.fluff.org/ben/smdk2440/
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License version 2 as
	12	* published by the Free Software Foundation.
	13	*/
	14
	15	#include <linux/kernel.h>
	16	#include <linux/types.h>
	17	#include <linux/interrupt.h>
	18	#include <linux/list.h>
	19	#include <linux/timer.h>
	20	#include <linux/init.h>
333a42e1	21	#include <linux/sysdev.h>
d3f4c571 BD	22	#include <linux/platform_device.h>
d3f4c571 BD	23
dee9b2e9 BD	24	#include <linux/mtd/mtd.h>
	25	#include <linux/mtd/nand.h>
	26	#include <linux/mtd/nand_ecc.h>
	27	#include <linux/mtd/partitions.h>
fced80c7	28	#include <linux/io.h>
dee9b2e9	29
d3f4c571 BD	30	#include <asm/mach/arch.h>
	31	#include <asm/mach/map.h>
	32	#include <asm/mach/irq.h>
	33
42482e3c	34	#include <asm/mach-types.h>
a09e64fb	35	#include <mach/hardware.h>
d3f4c571	36	#include <asm/irq.h>
d3f4c571	37
a09e64fb RK	38	#include <mach/regs-gpio.h>
a09e64fb RK	39	#include <mach/leds-gpio.h>
d3f4c571	40
531b617c	41	#include <asm/plat-s3c/nand.h>
dee9b2e9	42
a21765a7 BD	43	#include <asm/plat-s3c24xx/common-smdk.h>
	44	#include <asm/plat-s3c24xx/devs.h>
	45	#include <asm/plat-s3c24xx/pm.h>
d3f4c571	46
810c894f BD	47	/* LED devices */
	48
	49	static struct s3c24xx_led_platdata smdk_pdata_led4 = {
	50	.gpio = S3C2410_GPF4,
	51	.flags = S3C24XX_LEDF_ACTLOW \| S3C24XX_LEDF_TRISTATE,
	52	.name = "led4",
	53	.def_trigger = "timer",
	54	};
	55
	56	static struct s3c24xx_led_platdata smdk_pdata_led5 = {
	57	.gpio = S3C2410_GPF5,
	58	.flags = S3C24XX_LEDF_ACTLOW \| S3C24XX_LEDF_TRISTATE,
	59	.name = "led5",
	60	.def_trigger = "nand-disk",
	61	};
	62
	63	static struct s3c24xx_led_platdata smdk_pdata_led6 = {
	64	.gpio = S3C2410_GPF6,
	65	.flags = S3C24XX_LEDF_ACTLOW \| S3C24XX_LEDF_TRISTATE,
	66	.name = "led6",
	67	};
	68
	69	static struct s3c24xx_led_platdata smdk_pdata_led7 = {
	70	.gpio = S3C2410_GPF7,
	71	.flags = S3C24XX_LEDF_ACTLOW \| S3C24XX_LEDF_TRISTATE,
	72	.name = "led7",
	73	};
	74
	75	static struct platform_device smdk_led4 = {
	76	.name = "s3c24xx_led",
	77	.id = 0,
	78	.dev = {
	79	.platform_data = &smdk_pdata_led4,
	80	},
	81	};
	82
	83	static struct platform_device smdk_led5 = {
	84	.name = "s3c24xx_led",
	85	.id = 1,
	86	.dev = {
	87	.platform_data = &smdk_pdata_led5,
	88	},
	89	};
	90
	91	static struct platform_device smdk_led6 = {
	92	.name = "s3c24xx_led",
	93	.id = 2,
	94	.dev = {
	95	.platform_data = &smdk_pdata_led6,
	96	},
	97	};
	98
	99	static struct platform_device smdk_led7 = {
	100	.name = "s3c24xx_led",
	101	.id = 3,
	102	.dev = {
	103	.platform_data = &smdk_pdata_led7,
	104	},
	105	};
	106
dee9b2e9 BD	107	/* NAND parititon from 2.4.18-swl5 */
	108
	109	static struct mtd_partition smdk_default_nand_part[] = {
	110	[0] = {
	111	.name = "Boot Agent",
	112	.size = SZ_16K,
	113	.offset = 0,
	114	},
	115	[1] = {
f6835543	116	.name = "S3C2410 flash partition 1",
dee9b2e9 BD	117	.offset = 0,
	118	.size = SZ_2M,
	119	},
	120	[2] = {
	121	.name = "S3C2410 flash partition 2",
	122	.offset = SZ_4M,
	123	.size = SZ_4M,
	124	},
	125	[3] = {
	126	.name = "S3C2410 flash partition 3",
	127	.offset = SZ_8M,
	128	.size = SZ_2M,
	129	},
	130	[4] = {
	131	.name = "S3C2410 flash partition 4",
	132	.offset = SZ_1M * 10,
	133	.size = SZ_4M,
	134	},
	135	[5] = {
	136	.name = "S3C2410 flash partition 5",
	137	.offset = SZ_1M * 14,
	138	.size = SZ_1M * 10,
	139	},
	140	[6] = {
	141	.name = "S3C2410 flash partition 6",
	142	.offset = SZ_1M * 24,
	143	.size = SZ_1M * 24,
	144	},
	145	[7] = {
	146	.name = "S3C2410 flash partition 7",
	147	.offset = SZ_1M * 48,
	148	.size = SZ_16M,
	149	}
	150	};
	151
	152	static struct s3c2410_nand_set smdk_nand_sets[] = {
	153	[0] = {
	154	.name = "NAND",
	155	.nr_chips = 1,
	156	.nr_partitions = ARRAY_SIZE(smdk_default_nand_part),
	157	.partitions = smdk_default_nand_part,
	158	},
	159	};
	160
	161	/* choose a set of timings which should suit most 512Mbit
	162	* chips and beyond.
	163	*/
	164
	165	static struct s3c2410_platform_nand smdk_nand_info = {
	166	.tacls = 20,
	167	.twrph0 = 60,
	168	.twrph1 = 20,
	169	.nr_sets = ARRAY_SIZE(smdk_nand_sets),
	170	.sets = smdk_nand_sets,
	171	};
	172
	173	/* devices we initialise */
	174
	175	static struct platform_device __initdata *smdk_devs[] = {
	176	&s3c_device_nand,
810c894f BD	177	&smdk_led4,
	178	&smdk_led5,
	179	&smdk_led6,
	180	&smdk_led7,
dee9b2e9 BD	181	};
dee9b2e9 BD	182
d3f4c571 BD	183	void __init smdk_machine_init(void)
	184	{
	185	/* Configure the LEDs (even if we have no LED support)*/
	186
	187	s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP);
	188	s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP);
	189	s3c2410_gpio_cfgpin(S3C2410_GPF6, S3C2410_GPF6_OUTP);
	190	s3c2410_gpio_cfgpin(S3C2410_GPF7, S3C2410_GPF7_OUTP);
	191
66ce229f BD	192	s3c2410_gpio_setpin(S3C2410_GPF4, 1);
	193	s3c2410_gpio_setpin(S3C2410_GPF5, 1);
	194	s3c2410_gpio_setpin(S3C2410_GPF6, 1);
	195	s3c2410_gpio_setpin(S3C2410_GPF7, 1);
d3f4c571	196
42482e3c BD	197	if (machine_is_smdk2443())
	198	smdk_nand_info.twrph0 = 50;
	199
dee9b2e9 BD	200	s3c_device_nand.dev.platform_data = &smdk_nand_info;
	201
	202	platform_add_devices(smdk_devs, ARRAY_SIZE(smdk_devs));
	203
d3f4c571 BD	204	s3c2410_pm_init();
d3f4c571 BD	205	}