[mirror_ubuntu-zesty-kernel.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/gpio.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 "generic.h"


static void __init csb337_init_early(void)
{
	/* Initialize processor: 3.6864 MHz crystal */
	at91_initialize(3686400);

	/* 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 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 */
	.timer		= &at91rm9200_timer,
	.map_io		= at91_map_io,
	.init_early	= csb337_init_early,
	.init_irq	= at91_init_irq_default,
	.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	21	#include <linux/types.h>
2f8163ba	22	#include <linux/gpio.h>
49978db4 AV	23	#include <linux/init.h>
	24	#include <linux/mm.h>
	25	#include <linux/module.h>
	26	#include <linux/platform_device.h>
466e6227	27	#include <linux/spi/spi.h>
127a7ec6	28	#include <linux/mtd/physmap.h>
6d2a8401 AV	29	#include <linux/input.h>
6d2a8401 AV	30	#include <linux/gpio_keys.h>
49978db4	31
49978db4 AV	32	#include <asm/setup.h>
	33	#include <asm/mach-types.h>
	34	#include <asm/irq.h>
	35
	36	#include <asm/mach/arch.h>
	37	#include <asm/mach/map.h>
	38	#include <asm/mach/irq.h>
	39
e505240b	40	#include <mach/hardware.h>
a09e64fb	41	#include <mach/board.h>
49978db4 AV	42
	43	#include "generic.h"
	44
49978db4	45
1b021a3b	46	static void __init csb337_init_early(void)
49978db4	47	{
2eeaaa21	48	/* Initialize processor: 3.6864 MHz crystal */
21d08b9d	49	at91_initialize(3686400);
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	}
	60
	61	static struct at91_eth_data __initdata csb337_eth_data = {
	62	.phy_irq_pin = AT91_PIN_PC2,
	63	.is_rmii = 0,
	64	};
	65
	66	static struct at91_usbh_data __initdata csb337_usbh_data = {
	67	.ports = 2,
	68	};
	69
	70	static struct at91_udc_data __initdata csb337_udc_data = {
	71	// this has no VBUS sensing pin
	72	.pullup_pin = AT91_PIN_PA24,
	73	};
	74
b5b9068c	75	static struct i2c_board_info __initdata csb337_i2c_devices[] = {
f230d3f5	76	{
3760f736	77	I2C_BOARD_INFO("ds1307", 0x68),
b5b9068c DB	78	},
	79	};
	80
49978db4 AV	81	static struct at91_cf_data __initdata csb337_cf_data = {
	82	/*
	83	* connector P4 on the CSB 337 mates to
	84	* connector P8 on the CSB 300CF
	85	*/
	86
	87	/* CSB337 specific */
	88	.det_pin = AT91_PIN_PC3,
	89
	90	/* CSB300CF specific */
	91	.irq_pin = AT91_PIN_PA19,
	92	.vcc_pin = AT91_PIN_PD0,
	93	.rst_pin = AT91_PIN_PD2,
	94	};
	95
	96	static struct at91_mmc_data __initdata csb337_mmc_data = {
	97	.det_pin = AT91_PIN_PD5,
c019d49b	98	.slot_b = 0,
49978db4 AV	99	.wire4 = 1,
	100	.wp_pin = AT91_PIN_PD6,
	101	};
	102
466e6227 AV	103	static struct spi_board_info csb337_spi_devices[] = {
	104	{ /* CAN controller */
	105	.modalias = "sak82c900",
	106	.chip_select = 0,
	107	.max_speed_hz = 6 * 1000 * 1000,
	108	},
	109	};
	110
127a7ec6	111	#define CSB_FLASH_BASE AT91_CHIPSELECT_0
e505240b	112	#define CSB_FLASH_SIZE SZ_8M
127a7ec6 AV	113
	114	static struct mtd_partition csb_flash_partitions[] = {
	115	{
	116	.name = "uMON flash",
	117	.offset = 0,
	118	.size = MTDPART_SIZ_FULL,
	119	.mask_flags = MTD_WRITEABLE, /* read only */
	120	}
	121	};
	122
	123	static struct physmap_flash_data csb_flash_data = {
	124	.width = 2,
	125	.parts = csb_flash_partitions,
	126	.nr_parts = ARRAY_SIZE(csb_flash_partitions),
	127	};
	128
	129	static struct resource csb_flash_resources[] = {
	130	{
	131	.start = CSB_FLASH_BASE,
	132	.end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
	133	.flags = IORESOURCE_MEM,
	134	}
	135	};
	136
	137	static struct platform_device csb_flash = {
	138	.name = "physmap-flash",
	139	.id = 0,
	140	.dev = {
	141	.platform_data = &csb_flash_data,
	142	},
	143	.resource = csb_flash_resources,
	144	.num_resources = ARRAY_SIZE(csb_flash_resources),
	145	};
	146
6d2a8401 AV	147	/*
	148	* GPIO Buttons (on CSB300)
	149	*/
	150	#if defined(CONFIG_KEYBOARD_GPIO) \|\| defined(CONFIG_KEYBOARD_GPIO_MODULE)
	151	static struct gpio_keys_button csb300_buttons[] = {
	152	{
	153	.gpio = AT91_PIN_PB29,
	154	.code = BTN_0,
	155	.desc = "sw0",
	156	.active_low = 1,
	157	.wakeup = 1,
	158	},
	159	{
	160	.gpio = AT91_PIN_PB28,
	161	.code = BTN_1,
	162	.desc = "sw1",
	163	.active_low = 1,
	164	.wakeup = 1,
	165	},
	166	{
	167	.gpio = AT91_PIN_PA21,
	168	.code = BTN_2,
	169	.desc = "sw2",
	170	.active_low = 1,
	171	.wakeup = 1,
	172	}
	173	};
	174
	175	static struct gpio_keys_platform_data csb300_button_data = {
	176	.buttons = csb300_buttons,
	177	.nbuttons = ARRAY_SIZE(csb300_buttons),
	178	};
	179
	180	static struct platform_device csb300_button_device = {
	181	.name = "gpio-keys",
	182	.id = -1,
	183	.num_resources = 0,
	184	.dev = {
	185	.platform_data = &csb300_button_data,
	186	}
	187	};
	188
	189	static void __init csb300_add_device_buttons(void)
	190	{
77789ad8	191	at91_set_gpio_input(AT91_PIN_PB29, 1); /* sw0 */
6d2a8401	192	at91_set_deglitch(AT91_PIN_PB29, 1);
77789ad8	193	at91_set_gpio_input(AT91_PIN_PB28, 1); /* sw1 */
6d2a8401	194	at91_set_deglitch(AT91_PIN_PB28, 1);
77789ad8	195	at91_set_gpio_input(AT91_PIN_PA21, 1); /* sw2 */
6d2a8401 AV	196	at91_set_deglitch(AT91_PIN_PA21, 1);
	197
	198	platform_device_register(&csb300_button_device);
	199	}
	200	#else
	201	static void __init csb300_add_device_buttons(void) {}
	202	#endif
	203
1b41bdf6 AV	204	static struct gpio_led csb_leds[] = {
	205	{ /* "led0", yellow */
	206	.name = "led0",
	207	.gpio = AT91_PIN_PB2,
	208	.active_low = 1,
	209	.default_trigger = "heartbeat",
	210	},
	211	{ /* "led1", green */
	212	.name = "led1",
	213	.gpio = AT91_PIN_PB1,
	214	.active_low = 1,
	215	.default_trigger = "mmc0",
	216	},
	217	{ /* "led2", yellow */
	218	.name = "led2",
	219	.gpio = AT91_PIN_PB0,
	220	.active_low = 1,
	221	.default_trigger = "ide-disk",
77789ad8	222	}
1b41bdf6 AV	223	};
	224
	225
49978db4 AV	226	static void __init csb337_board_init(void)
49978db4 AV	227	{
466e6227 AV	228	/* Serial */
466e6227 AV	229	at91_add_device_serial();
49978db4 AV	230	/* Ethernet */
	231	at91_add_device_eth(&csb337_eth_data);
	232	/* USB Host */
	233	at91_add_device_usbh(&csb337_usbh_data);
	234	/* USB Device */
	235	at91_add_device_udc(&csb337_udc_data);
466e6227	236	/* I2C */
f230d3f5	237	at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices));
49978db4 AV	238	/* Compact Flash */
	239	at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */
	240	at91_add_device_cf(&csb337_cf_data);
466e6227 AV	241	/* SPI */
466e6227 AV	242	at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices));
49978db4	243	/* MMC */
d0760b3b	244	at91_add_device_mmc(0, &csb337_mmc_data);
127a7ec6 AV	245	/* NOR flash */
127a7ec6 AV	246	platform_device_register(&csb_flash);
1b41bdf6 AV	247	/* LEDs */
1b41bdf6 AV	248	at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds));
6d2a8401 AV	249	/* Switches on CSB300 */
6d2a8401 AV	250	csb300_add_device_buttons();
49978db4 AV	251	}
	252
	253	MACHINE_START(CSB337, "Cogent CSB337")
	254	/* Maintainer: Bill Gatliff */
49978db4	255	.timer = &at91rm9200_timer,
21d08b9d	256	.map_io = at91_map_io,
1b021a3b	257	.init_early = csb337_init_early,
92100c12	258	.init_irq = at91_init_irq_default,
49978db4 AV	259	.init_machine = csb337_board_init,
49978db4 AV	260	MACHINE_END