[deliverable/linux.git] / arch / arm / mach-s3c24xx / mach-amlm5900.c

/* linux/arch/arm/mach-s3c2410/mach-amlm5900.c
 *
 * linux/arch/arm/mach-s3c2410/mach-amlm5900.c
 *
 * Copyright (c) 2006 American Microsystems Limited
 *	David Anders <danders@amltd.com>

 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 *
 * @History:
 * derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
 * Ben Dooks <ben@simtec.co.uk>
 *
 ***********************************************************************/

#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/gpio.h>
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/proc_fs.h>
#include <linux/serial_core.h>
#include <linux/serial_s3c.h>
#include <linux/io.h>

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

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

#include <mach/regs-lcd.h>
#include <mach/regs-gpio.h>
#include <mach/gpio-samsung.h>

#include <linux/platform_data/i2c-s3c2410.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/gpio-cfg.h>

#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/map.h>
#include <linux/mtd/physmap.h>

#include <plat/samsung-time.h>

#include "common.h"

static struct resource amlm5900_nor_resource =
			DEFINE_RES_MEM(0x00000000, SZ_16M);

static struct mtd_partition amlm5900_mtd_partitions[] = {
	{
		.name		= "System",
		.size		= 0x240000,
		.offset		= 0,
		.mask_flags 	= MTD_WRITEABLE,  /* force read-only */
	}, {
		.name		= "Kernel",
		.size		= 0x100000,
		.offset		= MTDPART_OFS_APPEND,
	}, {
		.name		= "Ramdisk",
		.size		= 0x300000,
		.offset		= MTDPART_OFS_APPEND,
	}, {
		.name		= "JFFS2",
		.size		= 0x9A0000,
		.offset		= MTDPART_OFS_APPEND,
	}, {
		.name		= "Settings",
		.size		= MTDPART_SIZ_FULL,
		.offset		= MTDPART_OFS_APPEND,
	}
};

static struct physmap_flash_data amlm5900_flash_data = {
	.width		= 2,
	.parts		= amlm5900_mtd_partitions,
	.nr_parts	= ARRAY_SIZE(amlm5900_mtd_partitions),
};

static struct platform_device amlm5900_device_nor = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev = {
			.platform_data = &amlm5900_flash_data,
		},
	.num_resources	= 1,
	.resource	= &amlm5900_nor_resource,
};

static struct map_desc amlm5900_iodesc[] __initdata = {
};

#define UCON S3C2410_UCON_DEFAULT
#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE

static struct s3c2410_uartcfg amlm5900_uartcfgs[] = {
	[0] = {
		.hwport	     = 0,
		.flags	     = 0,
		.ucon	     = UCON,
		.ulcon	     = ULCON,
		.ufcon	     = UFCON,
	},
	[1] = {
		.hwport	     = 1,
		.flags	     = 0,
		.ucon	     = UCON,
		.ulcon	     = ULCON,
		.ufcon	     = UFCON,
	},
	[2] = {
		.hwport	     = 2,
		.flags	     = 0,
		.ucon	     = UCON,
		.ulcon	     = ULCON,
		.ufcon	     = UFCON,
	}
};


static struct platform_device *amlm5900_devices[] __initdata = {
#ifdef CONFIG_FB_S3C2410
	&s3c_device_lcd,
#endif
	&s3c_device_adc,
	&s3c_device_wdt,
	&s3c_device_i2c0,
	&s3c_device_ohci,
 	&s3c_device_rtc,
	&s3c_device_usbgadget,
        &s3c_device_sdi,
	&amlm5900_device_nor,
};

static void __init amlm5900_map_io(void)
{
	s3c24xx_init_io(amlm5900_iodesc, ARRAY_SIZE(amlm5900_iodesc));
	s3c24xx_init_uarts(amlm5900_uartcfgs, ARRAY_SIZE(amlm5900_uartcfgs));
	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
}

static void __init amlm5900_init_time(void)
{
	s3c2410_init_clocks(12000000);
	samsung_timer_init();
}

#ifdef CONFIG_FB_S3C2410
static struct s3c2410fb_display __initdata amlm5900_lcd_info = {
	.width		= 160,
	.height		= 160,

	.type		= S3C2410_LCDCON1_STN4,

	.pixclock	= 680000, /* HCLK = 100MHz */
	.xres		= 160,
	.yres		= 160,
	.bpp		= 4,
	.left_margin	= 1 << (4 + 3),
	.right_margin	= 8 << 3,
	.hsync_len	= 48,
	.upper_margin	= 0,
	.lower_margin	= 0,

	.lcdcon5	= 0x00000001,
};

static struct s3c2410fb_mach_info __initdata amlm5900_fb_info = {

	.displays = &amlm5900_lcd_info,
	.num_displays = 1,
	.default_display = 0,

	.gpccon =	0xaaaaaaaa,
	.gpccon_mask =	0xffffffff,
	.gpcup =	0x0000ffff,
	.gpcup_mask =	0xffffffff,

	.gpdcon =	0xaaaaaaaa,
	.gpdcon_mask =	0xffffffff,
	.gpdup =	0x0000ffff,
	.gpdup_mask =	0xffffffff,
};
#endif

static irqreturn_t
amlm5900_wake_interrupt(int irq, void *ignored)
{
	return IRQ_HANDLED;
}

static void amlm5900_init_pm(void)
{
	int ret = 0;

	ret = request_irq(IRQ_EINT9, &amlm5900_wake_interrupt,
				IRQF_TRIGGER_RISING | IRQF_SHARED,
				"amlm5900_wakeup", &amlm5900_wake_interrupt);
	if (ret != 0) {
		printk(KERN_ERR "AML-M5900: no wakeup irq, %d?\n", ret);
	} else {
		enable_irq_wake(IRQ_EINT9);
		/* configure the suspend/resume status pin */
		s3c_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT);
		s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_UP);
	}
}
static void __init amlm5900_init(void)
{
	amlm5900_init_pm();
#ifdef CONFIG_FB_S3C2410
	s3c24xx_fb_set_platdata(&amlm5900_fb_info);
#endif
	s3c_i2c0_set_platdata(NULL);
	platform_add_devices(amlm5900_devices, ARRAY_SIZE(amlm5900_devices));
}

MACHINE_START(AML_M5900, "AML_M5900")
	.atag_offset	= 0x100,
	.map_io		= amlm5900_map_io,
	.init_irq	= s3c2410_init_irq,
	.init_machine	= amlm5900_init,
	.init_time	= amlm5900_init_time,
MACHINE_END
Commit	Line	Data
a21765a7	1	/* linux/arch/arm/mach-s3c2410/mach-amlm5900.c
da56c949 DA	2	*
	3	* linux/arch/arm/mach-s3c2410/mach-amlm5900.c
	4	*
	5	* Copyright (c) 2006 American Microsystems Limited
	6	* David Anders <danders@amltd.com>
	7
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*
	23	* @History:
	24	* derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
	25	* Ben Dooks <ben@simtec.co.uk>
	26	*
	27	***********************************************************************/
	28
	29	#include <linux/kernel.h>
	30	#include <linux/types.h>
	31	#include <linux/interrupt.h>
	32	#include <linux/list.h>
	33	#include <linux/timer.h>
	34	#include <linux/init.h>
ec976d6e	35	#include <linux/gpio.h>
da56c949 DA	36	#include <linux/device.h>
	37	#include <linux/platform_device.h>
	38	#include <linux/proc_fs.h>
1b8fc188	39	#include <linux/serial_core.h>
334a1c70	40	#include <linux/serial_s3c.h>
fced80c7	41	#include <linux/io.h>
da56c949 DA	42
	43	#include <asm/mach/arch.h>
	44	#include <asm/mach/map.h>
	45	#include <asm/mach/irq.h>
	46	#include <asm/mach/flash.h>
	47
a09e64fb	48	#include <mach/hardware.h>
da56c949 DA	49	#include <asm/irq.h>
da56c949 DA	50	#include <asm/mach-types.h>
a09e64fb	51	#include <mach/fb.h>
da56c949	52
a09e64fb RK	53	#include <mach/regs-lcd.h>
a09e64fb RK	54	#include <mach/regs-gpio.h>
b0161caa	55	#include <mach/gpio-samsung.h>
da56c949	56
436d42c6	57	#include <linux/platform_data/i2c-s3c2410.h>
a2b7ba9c BD	58	#include <plat/devs.h>
a2b7ba9c BD	59	#include <plat/cpu.h>
40b956f0	60	#include <plat/gpio-cfg.h>
da56c949	61
da56c949 DA	62	#include <linux/mtd/mtd.h>
	63	#include <linux/mtd/partitions.h>
	64	#include <linux/mtd/map.h>
	65	#include <linux/mtd/physmap.h>
	66
7f78b6eb RN	67	#include <plat/samsung-time.h>
7f78b6eb RN	68
b27b0727 KK	69	#include "common.h"
b27b0727 KK	70
7d4aa909 TB	71	static struct resource amlm5900_nor_resource =
7d4aa909 TB	72	DEFINE_RES_MEM(0x00000000, SZ_16M);
da56c949 DA	73
	74	static struct mtd_partition amlm5900_mtd_partitions[] = {
	75	{
	76	.name = "System",
	77	.size = 0x240000,
	78	.offset = 0,
	79	.mask_flags = MTD_WRITEABLE, /* force read-only */
	80	}, {
	81	.name = "Kernel",
	82	.size = 0x100000,
	83	.offset = MTDPART_OFS_APPEND,
	84	}, {
	85	.name = "Ramdisk",
	86	.size = 0x300000,
	87	.offset = MTDPART_OFS_APPEND,
	88	}, {
	89	.name = "JFFS2",
	90	.size = 0x9A0000,
	91	.offset = MTDPART_OFS_APPEND,
	92	}, {
	93	.name = "Settings",
	94	.size = MTDPART_SIZ_FULL,
	95	.offset = MTDPART_OFS_APPEND,
	96	}
	97	};
	98
	99	static struct physmap_flash_data amlm5900_flash_data = {
	100	.width = 2,
	101	.parts = amlm5900_mtd_partitions,
	102	.nr_parts = ARRAY_SIZE(amlm5900_mtd_partitions),
	103	};
	104
	105	static struct platform_device amlm5900_device_nor = {
	106	.name = "physmap-flash",
	107	.id = 0,
	108	.dev = {
	109	.platform_data = &amlm5900_flash_data,
	110	},
	111	.num_resources = 1,
	112	.resource = &amlm5900_nor_resource,
	113	};
da56c949 DA	114
da56c949 DA	115	static struct map_desc amlm5900_iodesc[] __initdata = {
da56c949 DA	116	};
	117
	118	#define UCON S3C2410_UCON_DEFAULT
	119	#define ULCON S3C2410_LCON_CS8 \| S3C2410_LCON_PNONE \| S3C2410_LCON_STOPB
	120	#define UFCON S3C2410_UFCON_RXTRIG8 \| S3C2410_UFCON_FIFOMODE
	121
	122	static struct s3c2410_uartcfg amlm5900_uartcfgs[] = {
	123	[0] = {
	124	.hwport = 0,
	125	.flags = 0,
	126	.ucon = UCON,
	127	.ulcon = ULCON,
	128	.ufcon = UFCON,
	129	},
	130	[1] = {
	131	.hwport = 1,
	132	.flags = 0,
	133	.ucon = UCON,
	134	.ulcon = ULCON,
	135	.ufcon = UFCON,
	136	},
	137	[2] = {
	138	.hwport = 2,
	139	.flags = 0,
	140	.ucon = UCON,
	141	.ulcon = ULCON,
	142	.ufcon = UFCON,
	143	}
	144	};
	145
	146
	147	static struct platform_device *amlm5900_devices[] __initdata = {
	148	#ifdef CONFIG_FB_S3C2410
	149	&s3c_device_lcd,
	150	#endif
	151	&s3c_device_adc,
	152	&s3c_device_wdt,
3e1b776c	153	&s3c_device_i2c0,
b813248c	154	&s3c_device_ohci,
da56c949 DA	155	&s3c_device_rtc,
	156	&s3c_device_usbgadget,
	157	&s3c_device_sdi,
da56c949	158	&amlm5900_device_nor,
da56c949 DA	159	};
da56c949 DA	160
e078761a	161	static void __init amlm5900_map_io(void)
da56c949 DA	162	{
da56c949 DA	163	s3c24xx_init_io(amlm5900_iodesc, ARRAY_SIZE(amlm5900_iodesc));
da56c949	164	s3c24xx_init_uarts(amlm5900_uartcfgs, ARRAY_SIZE(amlm5900_uartcfgs));
7f78b6eb	165	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
da56c949 DA	166	}
da56c949 DA	167
07ee5e7c HS	168	static void __init amlm5900_init_time(void)
	169	{
	170	s3c2410_init_clocks(12000000);
	171	samsung_timer_init();
	172	}
	173
da56c949	174	#ifdef CONFIG_FB_S3C2410
09fe75f6	175	static struct s3c2410fb_display __initdata amlm5900_lcd_info = {
da56c949 DA	176	.width = 160,
	177	.height = 160,
	178
1f411537 KH	179	.type = S3C2410_LCDCON1_STN4,
1f411537 KH	180
69816699	181	.pixclock = 680000, /* HCLK = 100MHz */
09fe75f6 KH	182	.xres = 160,
	183	.yres = 160,
	184	.bpp = 4,
1f411537 KH	185	.left_margin = 1 << (4 + 3),
1f411537 KH	186	.right_margin = 8 << 3,
93d11f5a	187	.hsync_len = 48,
5f20f69b KH	188	.upper_margin = 0,
5f20f69b KH	189	.lower_margin = 0,
09fe75f6	190
f28ef573	191	.lcdcon5 = 0x00000001,
09fe75f6 KH	192	};
	193
	194	static struct s3c2410fb_mach_info __initdata amlm5900_fb_info = {
	195
	196	.displays = &amlm5900_lcd_info,
	197	.num_displays = 1,
	198	.default_display = 0,
	199
da56c949 DA	200	.gpccon = 0xaaaaaaaa,
	201	.gpccon_mask = 0xffffffff,
	202	.gpcup = 0x0000ffff,
	203	.gpcup_mask = 0xffffffff,
	204
	205	.gpdcon = 0xaaaaaaaa,
	206	.gpdcon_mask = 0xffffffff,
	207	.gpdup = 0x0000ffff,
	208	.gpdup_mask = 0xffffffff,
da56c949 DA	209	};
	210	#endif
	211
26f90818	212	static irqreturn_t
0cd61b68	213	amlm5900_wake_interrupt(int irq, void *ignored)
da56c949	214	{
26f90818 DA	215	return IRQ_HANDLED;
26f90818 DA	216	}
da56c949	217
26f90818 DA	218	static void amlm5900_init_pm(void)
	219	{
	220	int ret = 0;
	221
	222	ret = request_irq(IRQ_EINT9, &amlm5900_wake_interrupt,
	223	IRQF_TRIGGER_RISING \| IRQF_SHARED,
	224	"amlm5900_wakeup", &amlm5900_wake_interrupt);
	225	if (ret != 0) {
	226	printk(KERN_ERR "AML-M5900: no wakeup irq, %d?\n", ret);
	227	} else {
	228	enable_irq_wake(IRQ_EINT9);
	229	/* configure the suspend/resume status pin */
40b956f0	230	s3c_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT);
fb378747	231	s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_UP);
26f90818 DA	232	}
	233	}
	234	static void __init amlm5900_init(void)
	235	{
	236	amlm5900_init_pm();
da56c949	237	#ifdef CONFIG_FB_S3C2410
09fe75f6	238	s3c24xx_fb_set_platdata(&amlm5900_fb_info);
da56c949	239	#endif
3e1b776c	240	s3c_i2c0_set_platdata(NULL);
57e5171c	241	platform_add_devices(amlm5900_devices, ARRAY_SIZE(amlm5900_devices));
da56c949 DA	242	}
	243
	244	MACHINE_START(AML_M5900, "AML_M5900")
69d50710	245	.atag_offset = 0x100,
da56c949	246	.map_io = amlm5900_map_io,
f182aa1d	247	.init_irq = s3c2410_init_irq,
da56c949	248	.init_machine = amlm5900_init,
07ee5e7c	249	.init_time = amlm5900_init_time,
da56c949	250	MACHINE_END