[deliverable/linux.git] / arch / arm / mach-at91 / board-dk.c

/*
 * linux/arch/arm/mach-at91/board-dk.c
 *
 *  Copyright (C) 2005 SAN People
 *
 *  Epson S1D framebuffer glue code is:
 *     Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
 *
 * 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
 */

#include <linux/types.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/mtd/physmap.h>

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

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

#include <asm/arch/board.h>
#include <asm/arch/gpio.h>
#include <asm/arch/at91rm9200_mc.h>

#include "generic.h"


/*
 * Serial port configuration.
 *    0 .. 3 = USART0 .. USART3
 *    4      = DBGU
 */
static struct at91_uart_config __initdata dk_uart_config = {
	.console_tty	= 0,				/* ttyS0 */
	.nr_tty		= 2,
	.tty_map	= { 4, 1, -1, -1, -1 }		/* ttyS0, ..., ttyS4 */
};

static void __init dk_map_io(void)
{
	/* Initialize processor: 18.432 MHz crystal */
	at91rm9200_initialize(18432000, AT91RM9200_BGA);

	/* Setup the LEDs */
	at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);

	/* Setup the serial ports and console */
	at91_init_serial(&dk_uart_config);
}

static void __init dk_init_irq(void)
{
	at91rm9200_init_interrupts(NULL);
}

static struct at91_eth_data __initdata dk_eth_data = {
	.phy_irq_pin	= AT91_PIN_PC4,
	.is_rmii	= 1,
};

static struct at91_usbh_data __initdata dk_usbh_data = {
	.ports		= 2,
};

static struct at91_udc_data __initdata dk_udc_data = {
	.vbus_pin	= AT91_PIN_PD4,
	.pullup_pin	= AT91_PIN_PD5,
};

static struct at91_cf_data __initdata dk_cf_data = {
	.det_pin	= AT91_PIN_PB0,
	.rst_pin	= AT91_PIN_PC5,
	// .irq_pin	= ... not connected
	// .vcc_pin	= ... always powered
};

static struct at91_mmc_data __initdata dk_mmc_data = {
	.slot_b		= 0,
	.wire4		= 1,
};

static struct spi_board_info dk_spi_devices[] = {
	{	/* DataFlash chip */
		.modalias	= "mtd_dataflash",
		.chip_select	= 0,
		.max_speed_hz	= 15 * 1000 * 1000,
	},
	{	/* UR6HCPS2-SP40 PS2-to-SPI adapter */
		.modalias	= "ur6hcps2",
		.chip_select	= 1,
		.max_speed_hz	= 250 *  1000,
	},
	{	/* TLV1504 ADC, 4 channels, 10 bits; one is a temp sensor */
		.modalias	= "tlv1504",
		.chip_select	= 2,
		.max_speed_hz	= 20 * 1000 * 1000,
	},
#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
	{	/* DataFlash card */
		.modalias	= "mtd_dataflash",
		.chip_select	= 3,
		.max_speed_hz	= 15 * 1000 * 1000,
	}
#endif
};

static struct i2c_board_info __initdata dk_i2c_devices[] = {
	{
		I2C_BOARD_INFO("ics1523", 0x26),
	},
	{
		I2C_BOARD_INFO("x9429", 0x28),
	},
	{
		I2C_BOARD_INFO("24c1024", 0x50),
	}
};

static struct mtd_partition __initdata dk_nand_partition[] = {
	{
		.name	= "NAND Partition 1",
		.offset	= 0,
		.size	= MTDPART_SIZ_FULL,
	},
};

static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
{
	*num_partitions = ARRAY_SIZE(dk_nand_partition);
	return dk_nand_partition;
}

static struct at91_nand_data __initdata dk_nand_data = {
	.ale		= 22,
	.cle		= 21,
	.det_pin	= AT91_PIN_PB1,
	.rdy_pin	= AT91_PIN_PC2,
	// .enable_pin	= ... not there
	.partition_info	= nand_partitions,
};

#define DK_FLASH_BASE	AT91_CHIPSELECT_0
#define DK_FLASH_SIZE	0x200000

static struct physmap_flash_data dk_flash_data = {
	.width	= 2,
};

static struct resource dk_flash_resource = {
	.start		= DK_FLASH_BASE,
	.end		= DK_FLASH_BASE + DK_FLASH_SIZE - 1,
	.flags		= IORESOURCE_MEM,
};

static struct platform_device dk_flash = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= {
				.platform_data	= &dk_flash_data,
			},
	.resource	= &dk_flash_resource,
	.num_resources	= 1,
};

static struct gpio_led dk_leds[] = {
	{
		.name			= "led0",
		.gpio			= AT91_PIN_PB2,
		.active_low		= 1,
		.default_trigger	= "heartbeat",
	}
};

static void __init dk_board_init(void)
{
	/* Serial */
	at91_add_device_serial();
	/* Ethernet */
	at91_add_device_eth(&dk_eth_data);
	/* USB Host */
	at91_add_device_usbh(&dk_usbh_data);
	/* USB Device */
	at91_add_device_udc(&dk_udc_data);
	at91_set_multi_drive(dk_udc_data.pullup_pin, 1);	/* pullup_pin is connected to reset */
	/* Compact Flash */
	at91_add_device_cf(&dk_cf_data);
	/* I2C */
	at91_add_device_i2c(dk_i2c_devices, ARRAY_SIZE(dk_i2c_devices));
	/* SPI */
	at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices));
#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
	/* DataFlash card */
	at91_set_gpio_output(AT91_PIN_PB7, 0);
#else
	/* MMC */
	at91_set_gpio_output(AT91_PIN_PB7, 1);	/* this MMC card slot can optionally use SPI signaling (CS3). */
	at91_add_device_mmc(0, &dk_mmc_data);
#endif
	/* NAND */
	at91_add_device_nand(&dk_nand_data);
	/* NOR Flash */
	platform_device_register(&dk_flash);
	/* LEDs */
	at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds));
	/* VGA */
//	dk_add_device_video();
}

MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK")
	/* Maintainer: SAN People/Atmel */
	.phys_io	= AT91_BASE_SYS,
	.io_pg_offst	= (AT91_VA_BASE_SYS >> 18) & 0xfffc,
	.boot_params	= AT91_SDRAM_BASE + 0x100,
	.timer		= &at91rm9200_timer,
	.map_io		= dk_map_io,
	.init_irq	= dk_init_irq,
	.init_machine	= dk_board_init,
MACHINE_END
Commit	Line	Data
f0a13854	1	/*
9d041268	2	* linux/arch/arm/mach-at91/board-dk.c
f0a13854 AV	3	*
	4	* Copyright (C) 2005 SAN People
	5	*
	6	* Epson S1D framebuffer glue code is:
	7	* Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License as published by
	11	* the Free Software Foundation; either version 2 of the License, or
	12	* (at your option) any later version.
	13	*
	14	* This program is distributed in the hope that it will be useful,
	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	* GNU General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License
	20	* along with this program; if not, write to the Free Software
	21	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	22	*/
	23
f0a13854 AV	24	#include <linux/types.h>
	25	#include <linux/init.h>
	26	#include <linux/mm.h>
	27	#include <linux/module.h>
	28	#include <linux/platform_device.h>
067bbada	29	#include <linux/spi/spi.h>
fcc63716	30	#include <linux/mtd/physmap.h>
f0a13854 AV	31
	32	#include <asm/hardware.h>
	33	#include <asm/setup.h>
	34	#include <asm/mach-types.h>
	35	#include <asm/irq.h>
	36
	37	#include <asm/mach/arch.h>
	38	#include <asm/mach/map.h>
	39	#include <asm/mach/irq.h>
	40
f0a13854	41	#include <asm/arch/board.h>
067bbada	42	#include <asm/arch/gpio.h>
fcc63716	43	#include <asm/arch/at91rm9200_mc.h>
f0a13854 AV	44
	45	#include "generic.h"
	46
f0a13854 AV	47
	48	/*
	49	* Serial port configuration.
	50	* 0 .. 3 = USART0 .. USART3
	51	* 4 = DBGU
	52	*/
067bbada AV	53	static struct at91_uart_config __initdata dk_uart_config = {
	54	.console_tty = 0, /* ttyS0 */
	55	.nr_tty = 2,
	56	.tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
	57	};
f0a13854 AV	58
	59	static void __init dk_map_io(void)
	60	{
2eeaaa21	61	/* Initialize processor: 18.432 MHz crystal */
f2173834	62	at91rm9200_initialize(18432000, AT91RM9200_BGA);
f0a13854	63
cc2832a1 AV	64	/* Setup the LEDs */
	65	at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);
	66
067bbada AV	67	/* Setup the serial ports and console */
067bbada AV	68	at91_init_serial(&dk_uart_config);
f0a13854 AV	69	}
f0a13854 AV	70
f2173834 AV	71	static void __init dk_init_irq(void)
	72	{
	73	at91rm9200_init_interrupts(NULL);
	74	}
	75
f0a13854 AV	76	static struct at91_eth_data __initdata dk_eth_data = {
	77	.phy_irq_pin = AT91_PIN_PC4,
	78	.is_rmii = 1,
	79	};
	80
	81	static struct at91_usbh_data __initdata dk_usbh_data = {
	82	.ports = 2,
	83	};
	84
	85	static struct at91_udc_data __initdata dk_udc_data = {
	86	.vbus_pin = AT91_PIN_PD4,
	87	.pullup_pin = AT91_PIN_PD5,
	88	};
	89
	90	static struct at91_cf_data __initdata dk_cf_data = {
	91	.det_pin = AT91_PIN_PB0,
	92	.rst_pin = AT91_PIN_PC5,
	93	// .irq_pin = ... not connected
	94	// .vcc_pin = ... always powered
	95	};
	96
	97	static struct at91_mmc_data __initdata dk_mmc_data = {
c019d49b	98	.slot_b = 0,
f0a13854 AV	99	.wire4 = 1,
	100	};
	101
067bbada AV	102	static struct spi_board_info dk_spi_devices[] = {
	103	{ /* DataFlash chip */
	104	.modalias = "mtd_dataflash",
	105	.chip_select = 0,
	106	.max_speed_hz = 15 * 1000 * 1000,
	107	},
	108	{ /* UR6HCPS2-SP40 PS2-to-SPI adapter */
	109	.modalias = "ur6hcps2",
	110	.chip_select = 1,
	111	.max_speed_hz = 250 * 1000,
	112	},
	113	{ /* TLV1504 ADC, 4 channels, 10 bits; one is a temp sensor */
	114	.modalias = "tlv1504",
	115	.chip_select = 2,
	116	.max_speed_hz = 20 * 1000 * 1000,
	117	},
	118	#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
	119	{ /* DataFlash card */
	120	.modalias = "mtd_dataflash",
	121	.chip_select = 3,
	122	.max_speed_hz = 15 * 1000 * 1000,
	123	}
	124	#endif
	125	};
	126
f230d3f5 AV	127	static struct i2c_board_info __initdata dk_i2c_devices[] = {
	128	{
	129	I2C_BOARD_INFO("ics1523", 0x26),
	130	},
	131	{
	132	I2C_BOARD_INFO("x9429", 0x28),
	133	},
	134	{
3760f736	135	I2C_BOARD_INFO("24c1024", 0x50),
f230d3f5 AV	136	}
	137	};
	138
cc2b28ba AV	139	static struct mtd_partition __initdata dk_nand_partition[] = {
	140	{
	141	.name = "NAND Partition 1",
	142	.offset = 0,
	143	.size = MTDPART_SIZ_FULL,
	144	},
	145	};
	146
cdea4606	147	static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
cc2b28ba AV	148	{
	149	*num_partitions = ARRAY_SIZE(dk_nand_partition);
	150	return dk_nand_partition;
	151	}
	152
	153	static struct at91_nand_data __initdata dk_nand_data = {
	154	.ale = 22,
	155	.cle = 21,
	156	.det_pin = AT91_PIN_PB1,
	157	.rdy_pin = AT91_PIN_PC2,
	158	// .enable_pin = ... not there
	159	.partition_info = nand_partitions,
	160	};
	161
fcc63716 AV	162	#define DK_FLASH_BASE AT91_CHIPSELECT_0
	163	#define DK_FLASH_SIZE 0x200000
	164
	165	static struct physmap_flash_data dk_flash_data = {
	166	.width = 2,
	167	};
	168
	169	static struct resource dk_flash_resource = {
	170	.start = DK_FLASH_BASE,
	171	.end = DK_FLASH_BASE + DK_FLASH_SIZE - 1,
	172	.flags = IORESOURCE_MEM,
	173	};
	174
	175	static struct platform_device dk_flash = {
	176	.name = "physmap-flash",
	177	.id = 0,
	178	.dev = {
	179	.platform_data = &dk_flash_data,
	180	},
	181	.resource = &dk_flash_resource,
	182	.num_resources = 1,
	183	};
	184
1b41bdf6 AV	185	static struct gpio_led dk_leds[] = {
	186	{
	187	.name = "led0",
	188	.gpio = AT91_PIN_PB2,
	189	.active_low = 1,
	190	.default_trigger = "heartbeat",
	191	}
	192	};
fcc63716	193
f0a13854 AV	194	static void __init dk_board_init(void)
f0a13854 AV	195	{
067bbada AV	196	/* Serial */
067bbada AV	197	at91_add_device_serial();
f0a13854 AV	198	/* Ethernet */
	199	at91_add_device_eth(&dk_eth_data);
	200	/* USB Host */
	201	at91_add_device_usbh(&dk_usbh_data);
	202	/* USB Device */
	203	at91_add_device_udc(&dk_udc_data);
067bbada	204	at91_set_multi_drive(dk_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
f0a13854 AV	205	/* Compact Flash */
f0a13854 AV	206	at91_add_device_cf(&dk_cf_data);
067bbada	207	/* I2C */
f230d3f5	208	at91_add_device_i2c(dk_i2c_devices, ARRAY_SIZE(dk_i2c_devices));
067bbada AV	209	/* SPI */
067bbada AV	210	at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices));
486bcc59 AV	211	#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
	212	/* DataFlash card */
	213	at91_set_gpio_output(AT91_PIN_PB7, 0);
	214	#else
f0a13854	215	/* MMC */
486bcc59	216	at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
d0760b3b	217	at91_add_device_mmc(0, &dk_mmc_data);
486bcc59	218	#endif
cc2b28ba AV	219	/* NAND */
cc2b28ba AV	220	at91_add_device_nand(&dk_nand_data);
fcc63716 AV	221	/* NOR Flash */
fcc63716 AV	222	platform_device_register(&dk_flash);
1b41bdf6 AV	223	/* LEDs */
1b41bdf6 AV	224	at91_gpio_leds(dk_leds, ARRAY_SIZE(dk_leds));
f0a13854 AV	225	/* VGA */
	226	// dk_add_device_video();
	227	}
	228
	229	MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK")
	230	/* Maintainer: SAN People/Atmel */
f0a13854 AV	231	.phys_io = AT91_BASE_SYS,
	232	.io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
	233	.boot_params = AT91_SDRAM_BASE + 0x100,
	234	.timer = &at91rm9200_timer,
	235	.map_io = dk_map_io,
	236	.init_irq = dk_init_irq,
	237	.init_machine = dk_board_init,
	238	MACHINE_END