[deliverable/linux.git] / arch / arm / mach-at91 / board-csb337.c

/*
 * linux/arch/arm/mach-at91/board-csb337.c
 *
 *  Copyright (C) 2005 SAN People
 *
 * 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 <linux/input.h>
#include <linux/gpio_keys.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 <mach/hardware.h>
#include <mach/board.h>
#include <mach/gpio.h>

#include "generic.h"


static void __init csb337_map_io(void)
{
	/* Initialize processor: 3.6864 MHz crystal */
	at91rm9200_initialize(3686400, AT91RM9200_BGA);

	/* Setup the LEDs */
	at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);

	/* DBGU on ttyS0 */
	at91_register_uart(0, 0, 0);

	/* make console=ttyS0 the default */
	at91_set_serial_console(0);
}

static void __init csb337_init_irq(void)
{
	at91rm9200_init_interrupts(NULL);
}

static struct at91_eth_data __initdata csb337_eth_data = {
	.phy_irq_pin	= AT91_PIN_PC2,
	.is_rmii	= 0,
};

static struct at91_usbh_data __initdata csb337_usbh_data = {
	.ports		= 2,
};

static struct at91_udc_data __initdata csb337_udc_data = {
	// this has no VBUS sensing pin
	.pullup_pin	= AT91_PIN_PA24,
};

static struct i2c_board_info __initdata csb337_i2c_devices[] = {
	{
		I2C_BOARD_INFO("ds1307", 0x68),
	},
};

static struct at91_cf_data __initdata csb337_cf_data = {
	/*
	 * connector P4 on the CSB 337 mates to
	 * connector P8 on the CSB 300CF
	 */

	/* CSB337 specific */
	.det_pin	= AT91_PIN_PC3,

	/* CSB300CF specific */
	.irq_pin	= AT91_PIN_PA19,
	.vcc_pin	= AT91_PIN_PD0,
	.rst_pin	= AT91_PIN_PD2,
};

static struct at91_mmc_data __initdata csb337_mmc_data = {
	.det_pin	= AT91_PIN_PD5,
	.slot_b		= 0,
	.wire4		= 1,
	.wp_pin		= AT91_PIN_PD6,
};

static struct spi_board_info csb337_spi_devices[] = {
	{	/* CAN controller */
		.modalias	= "sak82c900",
		.chip_select	= 0,
		.max_speed_hz	= 6 * 1000 * 1000,
	},
};

#define CSB_FLASH_BASE	AT91_CHIPSELECT_0
#define CSB_FLASH_SIZE	SZ_8M

static struct mtd_partition csb_flash_partitions[] = {
	{
		.name		= "uMON flash",
		.offset		= 0,
		.size		= MTDPART_SIZ_FULL,
		.mask_flags	= MTD_WRITEABLE,	/* read only */
	}
};

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

static struct resource csb_flash_resources[] = {
	{
		.start	= CSB_FLASH_BASE,
		.end	= CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	}
};

static struct platform_device csb_flash = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= {
				.platform_data = &csb_flash_data,
			},
	.resource	= csb_flash_resources,
	.num_resources	= ARRAY_SIZE(csb_flash_resources),
};

/*
 * GPIO Buttons (on CSB300)
 */
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
static struct gpio_keys_button csb300_buttons[] = {
	{
		.gpio		= AT91_PIN_PB29,
		.code		= BTN_0,
		.desc		= "sw0",
		.active_low	= 1,
		.wakeup		= 1,
	},
	{
		.gpio		= AT91_PIN_PB28,
		.code		= BTN_1,
		.desc		= "sw1",
		.active_low	= 1,
		.wakeup		= 1,
	},
	{
		.gpio		= AT91_PIN_PA21,
		.code		= BTN_2,
		.desc		= "sw2",
		.active_low	= 1,
		.wakeup		= 1,
	}
};

static struct gpio_keys_platform_data csb300_button_data = {
	.buttons	= csb300_buttons,
	.nbuttons	= ARRAY_SIZE(csb300_buttons),
};

static struct platform_device csb300_button_device = {
	.name		= "gpio-keys",
	.id		= -1,
	.num_resources	= 0,
	.dev		= {
		.platform_data	= &csb300_button_data,
	}
};

static void __init csb300_add_device_buttons(void)
{
	at91_set_gpio_input(AT91_PIN_PB29, 1);	/* sw0 */
	at91_set_deglitch(AT91_PIN_PB29, 1);
	at91_set_gpio_input(AT91_PIN_PB28, 1);	/* sw1 */
	at91_set_deglitch(AT91_PIN_PB28, 1);
	at91_set_gpio_input(AT91_PIN_PA21, 1);	/* sw2 */
	at91_set_deglitch(AT91_PIN_PA21, 1);

	platform_device_register(&csb300_button_device);
}
#else
static void __init csb300_add_device_buttons(void) {}
#endif

static struct gpio_led csb_leds[] = {
	{	/* "led0", yellow */
		.name			= "led0",
		.gpio			= AT91_PIN_PB2,
		.active_low		= 1,
		.default_trigger	= "heartbeat",
	},
	{	/* "led1", green */
		.name			= "led1",
		.gpio			= AT91_PIN_PB1,
		.active_low		= 1,
		.default_trigger	= "mmc0",
	},
	{	/* "led2", yellow */
		.name			= "led2",
		.gpio			= AT91_PIN_PB0,
		.active_low		= 1,
		.default_trigger	= "ide-disk",
	}
};


static void __init csb337_board_init(void)
{
	/* Serial */
	at91_add_device_serial();
	/* Ethernet */
	at91_add_device_eth(&csb337_eth_data);
	/* USB Host */
	at91_add_device_usbh(&csb337_usbh_data);
	/* USB Device */
	at91_add_device_udc(&csb337_udc_data);
	/* I2C */
	at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices));
	/* Compact Flash */
	at91_set_gpio_input(AT91_PIN_PB22, 1);		/* IOIS16 */
	at91_add_device_cf(&csb337_cf_data);
	/* SPI */
	at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices));
	/* MMC */
	at91_add_device_mmc(0, &csb337_mmc_data);
	/* NOR flash */
	platform_device_register(&csb_flash);
	/* LEDs */
	at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds));
	/* Switches on CSB300 */
	csb300_add_device_buttons();
}

MACHINE_START(CSB337, "Cogent CSB337")
	/* Maintainer: Bill Gatliff */
	.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		= csb337_map_io,
	.init_irq	= csb337_init_irq,
	.init_machine	= csb337_board_init,
MACHINE_END
Commit	Line	Data
49978db4	1	/*
9d041268	2	* linux/arch/arm/mach-at91/board-csb337.c
49978db4 AV	3	*
	4	* Copyright (C) 2005 SAN People
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	19	*/
	20
49978db4 AV	21	#include <linux/types.h>
	22	#include <linux/init.h>
	23	#include <linux/mm.h>
	24	#include <linux/module.h>
	25	#include <linux/platform_device.h>
466e6227	26	#include <linux/spi/spi.h>
127a7ec6	27	#include <linux/mtd/physmap.h>
6d2a8401 AV	28	#include <linux/input.h>
6d2a8401 AV	29	#include <linux/gpio_keys.h>
49978db4	30
49978db4 AV	31	#include <asm/setup.h>
	32	#include <asm/mach-types.h>
	33	#include <asm/irq.h>
	34
	35	#include <asm/mach/arch.h>
	36	#include <asm/mach/map.h>
	37	#include <asm/mach/irq.h>
	38
e505240b	39	#include <mach/hardware.h>
a09e64fb RK	40	#include <mach/board.h>
a09e64fb RK	41	#include <mach/gpio.h>
49978db4 AV	42
	43	#include "generic.h"
	44
49978db4	45
49978db4 AV	46	static void __init csb337_map_io(void)
49978db4 AV	47	{
2eeaaa21	48	/* Initialize processor: 3.6864 MHz crystal */
f2173834	49	at91rm9200_initialize(3686400, AT91RM9200_BGA);
49978db4	50
cc2832a1	51	/* Setup the LEDs */
466e6227 AV	52	at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
466e6227 AV	53
c8fc1916 BG	54	/* DBGU on ttyS0 */
	55	at91_register_uart(0, 0, 0);
	56
	57	/* make console=ttyS0 the default */
	58	at91_set_serial_console(0);
49978db4 AV	59	}
49978db4 AV	60
f2173834 AV	61	static void __init csb337_init_irq(void)
	62	{
	63	at91rm9200_init_interrupts(NULL);
	64	}
	65
49978db4 AV	66	static struct at91_eth_data __initdata csb337_eth_data = {
	67	.phy_irq_pin = AT91_PIN_PC2,
	68	.is_rmii = 0,
	69	};
	70
	71	static struct at91_usbh_data __initdata csb337_usbh_data = {
	72	.ports = 2,
	73	};
	74
	75	static struct at91_udc_data __initdata csb337_udc_data = {
	76	// this has no VBUS sensing pin
	77	.pullup_pin = AT91_PIN_PA24,
	78	};
	79
b5b9068c	80	static struct i2c_board_info __initdata csb337_i2c_devices[] = {
f230d3f5	81	{
3760f736	82	I2C_BOARD_INFO("ds1307", 0x68),
b5b9068c DB	83	},
	84	};
	85
49978db4 AV	86	static struct at91_cf_data __initdata csb337_cf_data = {
	87	/*
	88	* connector P4 on the CSB 337 mates to
	89	* connector P8 on the CSB 300CF
	90	*/
	91
	92	/* CSB337 specific */
	93	.det_pin = AT91_PIN_PC3,
	94
	95	/* CSB300CF specific */
	96	.irq_pin = AT91_PIN_PA19,
	97	.vcc_pin = AT91_PIN_PD0,
	98	.rst_pin = AT91_PIN_PD2,
	99	};
	100
	101	static struct at91_mmc_data __initdata csb337_mmc_data = {
	102	.det_pin = AT91_PIN_PD5,
c019d49b	103	.slot_b = 0,
49978db4 AV	104	.wire4 = 1,
	105	.wp_pin = AT91_PIN_PD6,
	106	};
	107
466e6227 AV	108	static struct spi_board_info csb337_spi_devices[] = {
	109	{ /* CAN controller */
	110	.modalias = "sak82c900",
	111	.chip_select = 0,
	112	.max_speed_hz = 6 * 1000 * 1000,
	113	},
	114	};
	115
127a7ec6	116	#define CSB_FLASH_BASE AT91_CHIPSELECT_0
e505240b	117	#define CSB_FLASH_SIZE SZ_8M
127a7ec6 AV	118
	119	static struct mtd_partition csb_flash_partitions[] = {
	120	{
	121	.name = "uMON flash",
	122	.offset = 0,
	123	.size = MTDPART_SIZ_FULL,
	124	.mask_flags = MTD_WRITEABLE, /* read only */
	125	}
	126	};
	127
	128	static struct physmap_flash_data csb_flash_data = {
	129	.width = 2,
	130	.parts = csb_flash_partitions,
	131	.nr_parts = ARRAY_SIZE(csb_flash_partitions),
	132	};
	133
	134	static struct resource csb_flash_resources[] = {
	135	{
	136	.start = CSB_FLASH_BASE,
	137	.end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
	138	.flags = IORESOURCE_MEM,
	139	}
	140	};
	141
	142	static struct platform_device csb_flash = {
	143	.name = "physmap-flash",
	144	.id = 0,
	145	.dev = {
	146	.platform_data = &csb_flash_data,
	147	},
	148	.resource = csb_flash_resources,
	149	.num_resources = ARRAY_SIZE(csb_flash_resources),
	150	};
	151
6d2a8401 AV	152	/*
	153	* GPIO Buttons (on CSB300)
	154	*/
	155	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
	156	static struct gpio_keys_button csb300_buttons[] = {
	157	{
	158	.gpio = AT91_PIN_PB29,
	159	.code = BTN_0,
	160	.desc = "sw0",
	161	.active_low = 1,
	162	.wakeup = 1,
	163	},
	164	{
	165	.gpio = AT91_PIN_PB28,
	166	.code = BTN_1,
	167	.desc = "sw1",
	168	.active_low = 1,
	169	.wakeup = 1,
	170	},
	171	{
	172	.gpio = AT91_PIN_PA21,
	173	.code = BTN_2,
	174	.desc = "sw2",
	175	.active_low = 1,
	176	.wakeup = 1,
	177	}
	178	};
	179
	180	static struct gpio_keys_platform_data csb300_button_data = {
	181	.buttons = csb300_buttons,
	182	.nbuttons = ARRAY_SIZE(csb300_buttons),
	183	};
	184
	185	static struct platform_device csb300_button_device = {
	186	.name = "gpio-keys",
	187	.id = -1,
	188	.num_resources = 0,
	189	.dev = {
	190	.platform_data = &csb300_button_data,
	191	}
	192	};
	193
	194	static void __init csb300_add_device_buttons(void)
	195	{
77789ad8	196	at91_set_gpio_input(AT91_PIN_PB29, 1); /* sw0 */
6d2a8401	197	at91_set_deglitch(AT91_PIN_PB29, 1);
77789ad8	198	at91_set_gpio_input(AT91_PIN_PB28, 1); /* sw1 */
6d2a8401	199	at91_set_deglitch(AT91_PIN_PB28, 1);
77789ad8	200	at91_set_gpio_input(AT91_PIN_PA21, 1); /* sw2 */
6d2a8401 AV	201	at91_set_deglitch(AT91_PIN_PA21, 1);
	202
	203	platform_device_register(&csb300_button_device);
	204	}
	205	#else
	206	static void __init csb300_add_device_buttons(void) {}
	207	#endif
	208
1b41bdf6 AV	209	static struct gpio_led csb_leds[] = {
	210	{ /* "led0", yellow */
	211	.name = "led0",
	212	.gpio = AT91_PIN_PB2,
	213	.active_low = 1,
	214	.default_trigger = "heartbeat",
	215	},
	216	{ /* "led1", green */
	217	.name = "led1",
	218	.gpio = AT91_PIN_PB1,
	219	.active_low = 1,
	220	.default_trigger = "mmc0",
	221	},
	222	{ /* "led2", yellow */
	223	.name = "led2",
	224	.gpio = AT91_PIN_PB0,
	225	.active_low = 1,
	226	.default_trigger = "ide-disk",
77789ad8	227	}
1b41bdf6 AV	228	};
	229
	230
49978db4 AV	231	static void __init csb337_board_init(void)
49978db4 AV	232	{
466e6227 AV	233	/* Serial */
466e6227 AV	234	at91_add_device_serial();
49978db4 AV	235	/* Ethernet */
	236	at91_add_device_eth(&csb337_eth_data);
	237	/* USB Host */
	238	at91_add_device_usbh(&csb337_usbh_data);
	239	/* USB Device */
	240	at91_add_device_udc(&csb337_udc_data);
466e6227	241	/* I2C */
f230d3f5	242	at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices));
49978db4 AV	243	/* Compact Flash */
	244	at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */
	245	at91_add_device_cf(&csb337_cf_data);
466e6227 AV	246	/* SPI */
466e6227 AV	247	at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices));
49978db4	248	/* MMC */
d0760b3b	249	at91_add_device_mmc(0, &csb337_mmc_data);
127a7ec6 AV	250	/* NOR flash */
127a7ec6 AV	251	platform_device_register(&csb_flash);
1b41bdf6 AV	252	/* LEDs */
1b41bdf6 AV	253	at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds));
6d2a8401 AV	254	/* Switches on CSB300 */
6d2a8401 AV	255	csb300_add_device_buttons();
49978db4 AV	256	}
	257
	258	MACHINE_START(CSB337, "Cogent CSB337")
	259	/* Maintainer: Bill Gatliff */
49978db4 AV	260	.phys_io = AT91_BASE_SYS,
	261	.io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
	262	.boot_params = AT91_SDRAM_BASE + 0x100,
	263	.timer = &at91rm9200_timer,
	264	.map_io = csb337_map_io,
	265	.init_irq = csb337_init_irq,
	266	.init_machine = csb337_board_init,
	267	MACHINE_END