[mirror_ubuntu-hirsute-kernel.git] / arch / arm / mach-s3c2410 / 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/device.h>
#include <linux/platform_device.h>
#include <linux/proc_fs.h>
#include <linux/serial_core.h>

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

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

#include <asm/arch/regs-serial.h>
#include <asm/arch/regs-lcd.h>
#include <asm/arch/regs-gpio.h>

#include <asm/plat-s3c24xx/devs.h>
#include <asm/plat-s3c24xx/cpu.h>

#ifdef CONFIG_MTD_PARTITIONS

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

static struct resource amlm5900_nor_resource = {
		.start = 0x00000000,
		.end   = 0x01000000 - 1,
		.flags = IORESOURCE_MEM,
};


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,
};
#endif

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_i2c,
	&s3c_device_usb,
 	&s3c_device_rtc,
	&s3c_device_usbgadget,
        &s3c_device_sdi,
#ifdef CONFIG_MTD_PARTITIONS
	&amlm5900_device_nor,
#endif
};

static struct s3c24xx_board amlm5900_board __initdata = {
	.devices       = amlm5900_devices,
	.devices_count = ARRAY_SIZE(amlm5900_devices)
};

void __init amlm5900_map_io(void)
{
	s3c24xx_init_io(amlm5900_iodesc, ARRAY_SIZE(amlm5900_iodesc));
	s3c24xx_init_clocks(0);
	s3c24xx_init_uarts(amlm5900_uartcfgs, ARRAY_SIZE(amlm5900_uartcfgs));
	s3c24xx_set_board(&amlm5900_board);
}

#ifdef CONFIG_FB_S3C2410
static struct s3c2410fb_mach_info __initdata amlm5900_lcd_info = {
	.width		= 160,
	.height		= 160,

/* commented out until stn patch is submitted
*	.type		= S3C2410_LCDCON1_STN4,
*/
	.gpccon =	0xaaaaaaaa,
	.gpccon_mask =	0xffffffff,
	.gpcup =	0x0000ffff,
	.gpcup_mask =	0xffffffff,

	.gpdcon =	0xaaaaaaaa,
	.gpdcon_mask =	0xffffffff,
	.gpdup =	0x0000ffff,
	.gpdup_mask =	0xffffffff,

	.xres		= {
		.min		= 160,
		.max		= 160,
		.defval		= 160,
	},

	.yres		= {
		.min		= 160,
		.max	        = 160,
		.defval		= 160,
	},

	.bpp		= {
		.min		= 4,
		.max		= 4,
		.defval		= 4,
	},

	.regs		= {
		.lcdcon1	= 0x00008225,
		.lcdcon2	= 0x0027c000,
		.lcdcon3	= 0x00182708,
		.lcdcon4	= 0x00000002,
		.lcdcon5	= 0x00000001,
	}
};
#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 */
		s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_OUTP);
		s3c2410_gpio_pullup(S3C2410_GPF2, 0);
	}
}
static void __init amlm5900_init(void)
{
	amlm5900_init_pm();
#ifdef CONFIG_FB_S3C2410
	s3c24xx_fb_set_platdata(&amlm5900_lcd_info);
#endif
}

MACHINE_START(AML_M5900, "AML_M5900")
	.phys_io	= S3C2410_PA_UART,
	.io_pg_offst	= (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
	.boot_params	= S3C2410_SDRAM_PA + 0x100,
	.map_io		= amlm5900_map_io,
	.init_irq	= s3c24xx_init_irq,
	.init_machine	= amlm5900_init,
	.timer		= &s3c24xx_timer,
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>
	35	#include <linux/device.h>
	36	#include <linux/platform_device.h>
	37	#include <linux/proc_fs.h>
1b8fc188	38	#include <linux/serial_core.h>
da56c949 DA	39
	40	#include <asm/mach/arch.h>
	41	#include <asm/mach/map.h>
	42	#include <asm/mach/irq.h>
	43	#include <asm/mach/flash.h>
	44
	45	#include <asm/hardware.h>
	46	#include <asm/io.h>
	47	#include <asm/irq.h>
	48	#include <asm/mach-types.h>
	49	#include <asm/arch/fb.h>
	50
	51	#include <asm/arch/regs-serial.h>
	52	#include <asm/arch/regs-lcd.h>
	53	#include <asm/arch/regs-gpio.h>
	54
a21765a7 BD	55	#include <asm/plat-s3c24xx/devs.h>
a21765a7 BD	56	#include <asm/plat-s3c24xx/cpu.h>
da56c949 DA	57
	58	#ifdef CONFIG_MTD_PARTITIONS
	59
	60	#include <linux/mtd/mtd.h>
	61	#include <linux/mtd/partitions.h>
	62	#include <linux/mtd/map.h>
	63	#include <linux/mtd/physmap.h>
	64
	65	static struct resource amlm5900_nor_resource = {
	66	.start = 0x00000000,
	67	.end = 0x01000000 - 1,
	68	.flags = IORESOURCE_MEM,
	69	};
	70
	71
	72
	73	static struct mtd_partition amlm5900_mtd_partitions[] = {
	74	{
	75	.name = "System",
	76	.size = 0x240000,
	77	.offset = 0,
	78	.mask_flags = MTD_WRITEABLE, /* force read-only */
	79	}, {
	80	.name = "Kernel",
	81	.size = 0x100000,
	82	.offset = MTDPART_OFS_APPEND,
	83	}, {
	84	.name = "Ramdisk",
	85	.size = 0x300000,
	86	.offset = MTDPART_OFS_APPEND,
	87	}, {
	88	.name = "JFFS2",
	89	.size = 0x9A0000,
	90	.offset = MTDPART_OFS_APPEND,
	91	}, {
	92	.name = "Settings",
	93	.size = MTDPART_SIZ_FULL,
	94	.offset = MTDPART_OFS_APPEND,
	95	}
	96	};
	97
	98	static struct physmap_flash_data amlm5900_flash_data = {
	99	.width = 2,
	100	.parts = amlm5900_mtd_partitions,
	101	.nr_parts = ARRAY_SIZE(amlm5900_mtd_partitions),
	102	};
	103
	104	static struct platform_device amlm5900_device_nor = {
	105	.name = "physmap-flash",
	106	.id = 0,
	107	.dev = {
	108	.platform_data = &amlm5900_flash_data,
	109	},
	110	.num_resources = 1,
	111	.resource = &amlm5900_nor_resource,
	112	};
	113	#endif
	114
	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,
	153	&s3c_device_i2c,
	154	&s3c_device_usb,
	155	&s3c_device_rtc,
	156	&s3c_device_usbgadget,
	157	&s3c_device_sdi,
	158	#ifdef CONFIG_MTD_PARTITIONS
	159	&amlm5900_device_nor,
	160	#endif
	161	};
	162
	163	static struct s3c24xx_board amlm5900_board __initdata = {
	164	.devices = amlm5900_devices,
	165	.devices_count = ARRAY_SIZE(amlm5900_devices)
	166	};
	167
	168	void __init amlm5900_map_io(void)
	169	{
	170	s3c24xx_init_io(amlm5900_iodesc, ARRAY_SIZE(amlm5900_iodesc));
	171	s3c24xx_init_clocks(0);
	172	s3c24xx_init_uarts(amlm5900_uartcfgs, ARRAY_SIZE(amlm5900_uartcfgs));
	173	s3c24xx_set_board(&amlm5900_board);
	174	}
	175
	176	#ifdef CONFIG_FB_S3C2410
	177	static struct s3c2410fb_mach_info __initdata amlm5900_lcd_info = {
	178	.width = 160,
	179	.height = 160,
180
181	/* commented out until stn patch is submitted
182	* .type = S3C2410_LCDCON1_STN4,
183	*/
184	.gpccon = 0xaaaaaaaa,
185	.gpccon_mask = 0xffffffff,
186	.gpcup = 0x0000ffff,
187	.gpcup_mask = 0xffffffff,
188
189	.gpdcon = 0xaaaaaaaa,
190	.gpdcon_mask = 0xffffffff,
191	.gpdup = 0x0000ffff,
192	.gpdup_mask = 0xffffffff,
193
194	.xres = {
195	.min = 160,
196	.max = 160,
197	.defval = 160,
198	},
199
200	.yres = {
201	.min = 160,
202	.max = 160,
203	.defval = 160,
204	},
205
206	.bpp = {
207	.min = 4,
208	.max = 4,
209	.defval = 4,
210	},
211
212	.regs = {
213	.lcdcon1 = 0x00008225,
214	.lcdcon2 = 0x0027c000,
215	.lcdcon3 = 0x00182708,
216	.lcdcon4 = 0x00000002,
217	.lcdcon5 = 0x00000001,
218	}
219	};
220	#endif
221
26f90818	222	static irqreturn_t
0cd61b68	223	amlm5900_wake_interrupt(int irq, void *ignored)
da56c949	224	{
26f90818 DA	225	return IRQ_HANDLED;
26f90818 DA	226	}
da56c949	227
26f90818 DA	228	static void amlm5900_init_pm(void)
	229	{
	230	int ret = 0;
	231
	232	ret = request_irq(IRQ_EINT9, &amlm5900_wake_interrupt,
	233	IRQF_TRIGGER_RISING \| IRQF_SHARED,
	234	"amlm5900_wakeup", &amlm5900_wake_interrupt);
	235	if (ret != 0) {
	236	printk(KERN_ERR "AML-M5900: no wakeup irq, %d?\n", ret);
	237	} else {
	238	enable_irq_wake(IRQ_EINT9);
	239	/* configure the suspend/resume status pin */
	240	s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_OUTP);
	241	s3c2410_gpio_pullup(S3C2410_GPF2, 0);
	242	}
	243	}
	244	static void __init amlm5900_init(void)
	245	{
	246	amlm5900_init_pm();
da56c949 DA	247	#ifdef CONFIG_FB_S3C2410
	248	s3c24xx_fb_set_platdata(&amlm5900_lcd_info);
	249	#endif
da56c949 DA	250	}
	251
	252	MACHINE_START(AML_M5900, "AML_M5900")
	253	.phys_io = S3C2410_PA_UART,
	254	.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
	255	.boot_params = S3C2410_SDRAM_PA + 0x100,
	256	.map_io = amlm5900_map_io,
	257	.init_irq = s3c24xx_init_irq,
	258	.init_machine = amlm5900_init,
	259	.timer = &s3c24xx_timer,
	260	MACHINE_END