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

/*
 * board-rsi-ews.c
 *
 *  Copyright (C)
 *  2005 SAN People,
 *  2008-2011 R-S-I Elektrotechnik GmbH & Co. KG
 *
 * Licensed under GPLv2 or later.
 */

#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/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 <linux/gpio.h>

#include "at91_aic.h"
#include "board.h"
#include "generic.h"

static void __init rsi_ews_init_early(void)
{
	/* Initialize processor: 18.432 MHz crystal */
	at91_initialize(18432000);
}

/*
 * Ethernet
 */
static struct macb_platform_data rsi_ews_eth_data __initdata = {
	.phy_irq_pin	= AT91_PIN_PC4,
	.is_rmii	= 1,
};

/*
 * USB Host
 */
static struct at91_usbh_data rsi_ews_usbh_data __initdata = {
	.ports		= 1,
	.vbus_pin	= {-EINVAL, -EINVAL},
	.overcurrent_pin= {-EINVAL, -EINVAL},
};

/*
 * SD/MC
 */
static struct mci_platform_data __initdata rsi_ews_mci0_data = {
	.slot[0] = {
		.bus_width	= 4,
		.detect_pin	= AT91_PIN_PB27,
		.wp_pin		= AT91_PIN_PB29,
	},
};

/*
 * I2C
 */
static struct i2c_board_info rsi_ews_i2c_devices[] __initdata = {
	{
		I2C_BOARD_INFO("ds1337", 0x68),
	},
	{
		I2C_BOARD_INFO("24c01", 0x50),
	}
};

/*
 * LEDs
 */
static struct gpio_led rsi_ews_leds[] = {
	{
		.name			= "led0",
		.gpio			= AT91_PIN_PB6,
		.active_low		= 0,
	},
	{
		.name			= "led1",
		.gpio			= AT91_PIN_PB7,
		.active_low		= 0,
	},
	{
		.name			= "led2",
		.gpio			= AT91_PIN_PB8,
		.active_low		= 0,
	},
	{
		.name			= "led3",
		.gpio			= AT91_PIN_PB9,
		.active_low		= 0,
	},
};

/*
 * DataFlash
 */
static struct spi_board_info rsi_ews_spi_devices[] = {
	{	/* DataFlash chip 1*/
		.modalias	= "mtd_dataflash",
		.chip_select	= 0,
		.max_speed_hz	= 5 * 1000 * 1000,
	},
	{	/* DataFlash chip 2*/
		.modalias	= "mtd_dataflash",
		.chip_select	= 1,
		.max_speed_hz	= 5 * 1000 * 1000,
	},
};

/*
 * NOR flash
 */
static struct mtd_partition rsiews_nor_partitions[] = {
	{
		.name		= "boot",
		.offset		= 0,
		.size		= 3 * SZ_128K,
		.mask_flags	= MTD_WRITEABLE
	},
	{
		.name		= "kernel",
		.offset		= MTDPART_OFS_NXTBLK,
		.size		= SZ_2M - (3 * SZ_128K)
	},
	{
		.name		= "root",
		.offset		= MTDPART_OFS_NXTBLK,
		.size		= SZ_8M
	},
	{
		.name		= "kernelupd",
		.offset		= MTDPART_OFS_NXTBLK,
		.size		= 3 * SZ_512K,
		.mask_flags	= MTD_WRITEABLE
	},
	{
		.name		= "rootupd",
		.offset		= MTDPART_OFS_NXTBLK,
		.size		= 9 * SZ_512K,
		.mask_flags	= MTD_WRITEABLE
	},
};

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

#define NOR_BASE	AT91_CHIPSELECT_0
#define NOR_SIZE	SZ_16M

static struct resource nor_flash_resources[] = {
	{
		.start	= NOR_BASE,
		.end	= NOR_BASE + NOR_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	}
};

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

/*
 * Init Func
 */
static void __init rsi_ews_board_init(void)
{
	/* Serial */
	/* DBGU on ttyS0. (Rx & Tx only) */
	/* This one is for debugging */
	at91_register_uart(0, 0, 0);

	/* USART1 on ttyS2. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
	/* Dialin/-out modem interface */
	at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS
			   | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
			   | ATMEL_UART_RI);

	/* USART3 on ttyS4. (Rx, Tx, RTS) */
	/* RS485 communication */
	at91_register_uart(AT91RM9200_ID_US3, 4, ATMEL_UART_RTS);
	at91_add_device_serial();
	at91_set_gpio_output(AT91_PIN_PA21, 0);
	/* Ethernet */
	at91_add_device_eth(&rsi_ews_eth_data);
	/* USB Host */
	at91_add_device_usbh(&rsi_ews_usbh_data);
	/* I2C */
	at91_add_device_i2c(rsi_ews_i2c_devices,
			ARRAY_SIZE(rsi_ews_i2c_devices));
	/* SPI */
	at91_add_device_spi(rsi_ews_spi_devices,
			ARRAY_SIZE(rsi_ews_spi_devices));
	/* MMC */
	at91_add_device_mci(0, &rsi_ews_mci0_data);
	/* NOR Flash */
	platform_device_register(&rsiews_nor_flash);
	/* LEDs */
	at91_gpio_leds(rsi_ews_leds, ARRAY_SIZE(rsi_ews_leds));
}

MACHINE_START(RSI_EWS, "RSI EWS")
	/* Maintainer: Josef Holzmayr <holzmayr@rsi-elektrotechnik.de> */
	.init_time	= at91rm9200_timer_init,
	.map_io		= at91_map_io,
	.handle_irq	= at91_aic_handle_irq,
	.init_early	= rsi_ews_init_early,
	.init_irq	= at91_init_irq_default,
	.init_machine	= rsi_ews_board_init,
MACHINE_END
Commit	Line	Data
82cb8654 JH	1	/*
	2	* board-rsi-ews.c
	3	*
	4	* Copyright (C)
	5	* 2005 SAN People,
	6	* 2008-2011 R-S-I Elektrotechnik GmbH & Co. KG
	7	*
	8	* Licensed under GPLv2 or later.
	9	*/
	10
	11	#include <linux/types.h>
	12	#include <linux/init.h>
	13	#include <linux/mm.h>
	14	#include <linux/module.h>
	15	#include <linux/platform_device.h>
	16	#include <linux/spi/spi.h>
	17	#include <linux/mtd/physmap.h>
	18
	19	#include <asm/setup.h>
	20	#include <asm/mach-types.h>
	21	#include <asm/irq.h>
	22
	23	#include <asm/mach/arch.h>
	24	#include <asm/mach/map.h>
	25	#include <asm/mach/irq.h>
	26
	27	#include <mach/hardware.h>
82cb8654 JH	28
	29	#include <linux/gpio.h>
	30
a510b9ba	31	#include "at91_aic.h"
43d2f532	32	#include "board.h"
82cb8654 JH	33	#include "generic.h"
	34
	35	static void __init rsi_ews_init_early(void)
	36	{
	37	/* Initialize processor: 18.432 MHz crystal */
	38	at91_initialize(18432000);
82cb8654 JH	39	}
	40
	41	/*
	42	* Ethernet
	43	*/
84e0cdb0	44	static struct macb_platform_data rsi_ews_eth_data __initdata = {
82cb8654 JH	45	.phy_irq_pin = AT91_PIN_PC4,
	46	.is_rmii = 1,
	47	};
	48
	49	/*
	50	* USB Host
	51	*/
	52	static struct at91_usbh_data rsi_ews_usbh_data __initdata = {
	53	.ports = 1,
63b4c296 JCPV	54	.vbus_pin = {-EINVAL, -EINVAL},
63b4c296 JCPV	55	.overcurrent_pin= {-EINVAL, -EINVAL},
82cb8654 JH	56	};
	57
	58	/*
	59	* SD/MC
	60	*/
4cf3326a LD	61	static struct mci_platform_data __initdata rsi_ews_mci0_data = {
	62	.slot[0] = {
	63	.bus_width = 4,
	64	.detect_pin = AT91_PIN_PB27,
	65	.wp_pin = AT91_PIN_PB29,
	66	},
82cb8654 JH	67	};
	68
	69	/*
	70	* I2C
	71	*/
	72	static struct i2c_board_info rsi_ews_i2c_devices[] __initdata = {
	73	{
	74	I2C_BOARD_INFO("ds1337", 0x68),
	75	},
	76	{
	77	I2C_BOARD_INFO("24c01", 0x50),
	78	}
	79	};
	80
	81	/*
	82	* LEDs
	83	*/
	84	static struct gpio_led rsi_ews_leds[] = {
	85	{
	86	.name = "led0",
	87	.gpio = AT91_PIN_PB6,
	88	.active_low = 0,
	89	},
	90	{
	91	.name = "led1",
	92	.gpio = AT91_PIN_PB7,
	93	.active_low = 0,
	94	},
	95	{
	96	.name = "led2",
	97	.gpio = AT91_PIN_PB8,
	98	.active_low = 0,
	99	},
	100	{
	101	.name = "led3",
	102	.gpio = AT91_PIN_PB9,
	103	.active_low = 0,
	104	},
	105	};
	106
	107	/*
	108	* DataFlash
	109	*/
	110	static struct spi_board_info rsi_ews_spi_devices[] = {
	111	{ /* DataFlash chip 1*/
	112	.modalias = "mtd_dataflash",
	113	.chip_select = 0,
	114	.max_speed_hz = 5 * 1000 * 1000,
	115	},
	116	{ /* DataFlash chip 2*/
	117	.modalias = "mtd_dataflash",
	118	.chip_select = 1,
	119	.max_speed_hz = 5 * 1000 * 1000,
	120	},
	121	};
	122
	123	/*
	124	* NOR flash
	125	*/
	126	static struct mtd_partition rsiews_nor_partitions[] = {
	127	{
	128	.name = "boot",
	129	.offset = 0,
	130	.size = 3 * SZ_128K,
131	.mask_flags = MTD_WRITEABLE
132	},
133	{
134	.name = "kernel",
135	.offset = MTDPART_OFS_NXTBLK,
136	.size = SZ_2M - (3 * SZ_128K)
137	},
138	{
139	.name = "root",
140	.offset = MTDPART_OFS_NXTBLK,
141	.size = SZ_8M
142	},
143	{
144	.name = "kernelupd",
145	.offset = MTDPART_OFS_NXTBLK,
146	.size = 3 * SZ_512K,
147	.mask_flags = MTD_WRITEABLE
148	},
149	{
150	.name = "rootupd",
151	.offset = MTDPART_OFS_NXTBLK,
152	.size = 9 * SZ_512K,
153	.mask_flags = MTD_WRITEABLE
154	},
155	};
156
157	static struct physmap_flash_data rsiews_nor_data = {
158	.width = 2,
159	.parts = rsiews_nor_partitions,
160	.nr_parts = ARRAY_SIZE(rsiews_nor_partitions),
161	};
162
163	#define NOR_BASE AT91_CHIPSELECT_0
164	#define NOR_SIZE SZ_16M
165
166	static struct resource nor_flash_resources[] = {
167	{
168	.start = NOR_BASE,
169	.end = NOR_BASE + NOR_SIZE - 1,
170	.flags = IORESOURCE_MEM,
171	}
172	};
173
174	static struct platform_device rsiews_nor_flash = {
175	.name = "physmap-flash",
176	.id = 0,
177	.dev = {
178	.platform_data = &rsiews_nor_data,
179	},
180	.resource = nor_flash_resources,
181	.num_resources = ARRAY_SIZE(nor_flash_resources),
182	};
183
184	/*
185	* Init Func
186	*/
187	static void __init rsi_ews_board_init(void)
188	{
189	/* Serial */
71b149b3 JCPV	190	/* DBGU on ttyS0. (Rx & Tx only) */
	191	/* This one is for debugging */
	192	at91_register_uart(0, 0, 0);
	193
	194	/* USART1 on ttyS2. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
	195	/* Dialin/-out modem interface */
	196	at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS \| ATMEL_UART_RTS
	197	\| ATMEL_UART_DTR \| ATMEL_UART_DSR \| ATMEL_UART_DCD
	198	\| ATMEL_UART_RI);
	199
	200	/* USART3 on ttyS4. (Rx, Tx, RTS) */
	201	/* RS485 communication */
	202	at91_register_uart(AT91RM9200_ID_US3, 4, ATMEL_UART_RTS);
82cb8654 JH	203	at91_add_device_serial();
	204	at91_set_gpio_output(AT91_PIN_PA21, 0);
	205	/* Ethernet */
	206	at91_add_device_eth(&rsi_ews_eth_data);
	207	/* USB Host */
	208	at91_add_device_usbh(&rsi_ews_usbh_data);
	209	/* I2C */
	210	at91_add_device_i2c(rsi_ews_i2c_devices,
	211	ARRAY_SIZE(rsi_ews_i2c_devices));
	212	/* SPI */
	213	at91_add_device_spi(rsi_ews_spi_devices,
	214	ARRAY_SIZE(rsi_ews_spi_devices));
	215	/* MMC */
4cf3326a	216	at91_add_device_mci(0, &rsi_ews_mci0_data);
82cb8654 JH	217	/* NOR Flash */
	218	platform_device_register(&rsiews_nor_flash);
	219	/* LEDs */
	220	at91_gpio_leds(rsi_ews_leds, ARRAY_SIZE(rsi_ews_leds));
	221	}
	222
	223	MACHINE_START(RSI_EWS, "RSI EWS")
	224	/* Maintainer: Josef Holzmayr <holzmayr@rsi-elektrotechnik.de> */
6bb27d73	225	.init_time = at91rm9200_timer_init,
82cb8654	226	.map_io = at91_map_io,
3e135466	227	.handle_irq = at91_aic_handle_irq,
82cb8654 JH	228	.init_early = rsi_ews_init_early,
	229	.init_irq = at91_init_irq_default,
	230	.init_machine = rsi_ews_board_init,
	231	MACHINE_END