[deliverable/linux.git] / arch / arm / mach-imx / mach-mx1ads.c

/*
 * arch/arm/mach-imx/mach-mx1ads.c
 *
 * Initially based on:
 *	linux-2.6.7-imx/arch/arm/mach-imx/scb9328.c
 *	Copyright (c) 2004 Sascha Hauer <sascha@saschahauer.de>
 *
 * 2004 (c) MontaVista Software, Inc.
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2. This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */

#include <linux/i2c.h>
#include <linux/i2c/pcf857x.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>

#include "common.h"
#include "devices-imx1.h"
#include "hardware.h"
#include "iomux-mx1.h"

static const int mx1ads_pins[] __initconst = {
	/* UART1 */
	PC9_PF_UART1_CTS,
	PC10_PF_UART1_RTS,
	PC11_PF_UART1_TXD,
	PC12_PF_UART1_RXD,
	/* UART2 */
	PB28_PF_UART2_CTS,
	PB29_PF_UART2_RTS,
	PB30_PF_UART2_TXD,
	PB31_PF_UART2_RXD,
	/* I2C */
	PA15_PF_I2C_SDA,
	PA16_PF_I2C_SCL,
	/* SPI */
	PC13_PF_SPI1_SPI_RDY,
	PC14_PF_SPI1_SCLK,
	PC15_PF_SPI1_SS,
	PC16_PF_SPI1_MISO,
	PC17_PF_SPI1_MOSI,
};

/*
 * UARTs platform data
 */

static const struct imxuart_platform_data uart0_pdata __initconst = {
	.flags = IMXUART_HAVE_RTSCTS,
};
       
static const struct imxuart_platform_data uart1_pdata __initconst = {
	.flags = IMXUART_HAVE_RTSCTS,
};

/*
 * Physmap flash
 */

static const struct physmap_flash_data mx1ads_flash_data __initconst = {
	.width		= 4,		/* bankwidth in bytes */
};

static const struct resource flash_resource __initconst = {
	.start	= MX1_CS0_PHYS,
	.end	= MX1_CS0_PHYS + SZ_32M - 1,
	.flags	= IORESOURCE_MEM,
};

/*
 * I2C
 */
static struct pcf857x_platform_data pcf857x_data[] = {
	{
		.gpio_base = 4 * 32,
	}, {
		.gpio_base = 4 * 32 + 16,
	}
};

static const struct imxi2c_platform_data mx1ads_i2c_data __initconst = {
	.bitrate = 100000,
};

static struct i2c_board_info mx1ads_i2c_devices[] = {
	{
		I2C_BOARD_INFO("pcf8575", 0x22),
		.platform_data = &pcf857x_data[0],
	}, {
		I2C_BOARD_INFO("pcf8575", 0x24),
		.platform_data = &pcf857x_data[1],
	},
};

/*
 * Board init
 */
static void __init mx1ads_init(void)
{
	imx1_soc_init();

	mxc_gpio_setup_multiple_pins(mx1ads_pins,
		ARRAY_SIZE(mx1ads_pins), "mx1ads");

	/* UART */
	imx1_add_imx_uart0(&uart0_pdata);
	imx1_add_imx_uart1(&uart1_pdata);

	/* Physmap flash */
	platform_device_register_resndata(NULL, "physmap-flash", 0,
			&flash_resource, 1,
			&mx1ads_flash_data, sizeof(mx1ads_flash_data));

	/* I2C */
	i2c_register_board_info(0, mx1ads_i2c_devices,
				ARRAY_SIZE(mx1ads_i2c_devices));

	imx1_add_imx_i2c(&mx1ads_i2c_data);
}

static void __init mx1ads_timer_init(void)
{
	mx1_clocks_init(32000);
}

MACHINE_START(MX1ADS, "Freescale MX1ADS")
	/* Maintainer: Sascha Hauer, Pengutronix */
	.atag_offset = 0x100,
	.map_io = mx1_map_io,
	.init_early = imx1_init_early,
	.init_irq = mx1_init_irq,
	.handle_irq = imx1_handle_irq,
	.init_time	= mx1ads_timer_init,
	.init_machine = mx1ads_init,
	.restart	= mxc_restart,
MACHINE_END

MACHINE_START(MXLADS, "Freescale MXLADS")
	.atag_offset = 0x100,
	.map_io = mx1_map_io,
	.init_early = imx1_init_early,
	.init_irq = mx1_init_irq,
	.handle_irq = imx1_handle_irq,
	.init_time	= mx1ads_timer_init,
	.init_machine = mx1ads_init,
	.restart	= mxc_restart,
MACHINE_END
Commit	Line	Data
cfca8b53	1	/*
95c00464	2	* arch/arm/mach-imx/mach-mx1ads.c
cfca8b53 PZ	3	*
	4	* Initially based on:
	5	* linux-2.6.7-imx/arch/arm/mach-imx/scb9328.c
	6	* Copyright (c) 2004 Sascha Hauer <sascha@saschahauer.de>
	7	*
	8	* 2004 (c) MontaVista Software, Inc.
	9	*
	10	* This file is licensed under the terms of the GNU General Public
	11	* License version 2. This program is licensed "as is" without any
	12	* warranty of any kind, whether express or implied.
	13	*/
	14
5b68421f SH	15	#include <linux/i2c.h>
5b68421f SH	16	#include <linux/i2c/pcf857x.h>
cfca8b53	17	#include <linux/init.h>
5b68421f	18	#include <linux/kernel.h>
cfca8b53 PZ	19	#include <linux/platform_device.h>
	20	#include <linux/mtd/physmap.h>
	21
	22	#include <asm/mach-types.h>
	23	#include <asm/mach/arch.h>
	24	#include <asm/mach/time.h>
	25
e3372474	26	#include "common.h"
6348e6b5	27	#include "devices-imx1.h"
50f2de61	28	#include "hardware.h"
267dd34c	29	#include "iomux-mx1.h"
cfca8b53	30
6c80ee51	31	static const int mx1ads_pins[] __initconst = {
5ae07daa	32	/* UART1 */
cfca8b53 PZ	33	PC9_PF_UART1_CTS,
	34	PC10_PF_UART1_RTS,
	35	PC11_PF_UART1_TXD,
	36	PC12_PF_UART1_RXD,
5ae07daa	37	/* UART2 */
cfca8b53 PZ	38	PB28_PF_UART2_CTS,
	39	PB29_PF_UART2_RTS,
	40	PB30_PF_UART2_TXD,
	41	PB31_PF_UART2_RXD,
5ae07daa SH	42	/* I2C */
	43	PA15_PF_I2C_SDA,
	44	PA16_PF_I2C_SCL,
	45	/* SPI */
	46	PC13_PF_SPI1_SPI_RDY,
	47	PC14_PF_SPI1_SCLK,
	48	PC15_PF_SPI1_SS,
	49	PC16_PF_SPI1_MISO,
	50	PC17_PF_SPI1_MOSI,
cfca8b53 PZ	51	};
cfca8b53 PZ	52
5ae07daa SH	53	/*
	54	* UARTs platform data
	55	*/
cfca8b53	56
d112f4e4 UKK	57	static const struct imxuart_platform_data uart0_pdata __initconst = {
	58	.flags = IMXUART_HAVE_RTSCTS,
	59	};
	60
	61	static const struct imxuart_platform_data uart1_pdata __initconst = {
	62	.flags = IMXUART_HAVE_RTSCTS,
cfca8b53 PZ	63	};
	64
	65	/*
	66	* Physmap flash
	67	*/
	68
f2f07be0	69	static const struct physmap_flash_data mx1ads_flash_data __initconst = {
cfca8b53 PZ	70	.width = 4, /* bankwidth in bytes */
	71	};
	72
f2f07be0	73	static const struct resource flash_resource __initconst = {
05a3185c UKK	74	.start = MX1_CS0_PHYS,
05a3185c UKK	75	.end = MX1_CS0_PHYS + SZ_32M - 1,
cfca8b53 PZ	76	.flags = IORESOURCE_MEM,
	77	};
	78
b8b19b0d SH	79	/*
	80	* I2C
	81	*/
b8b19b0d SH	82	static struct pcf857x_platform_data pcf857x_data[] = {
	83	{
	84	.gpio_base = 4 * 32,
	85	}, {
	86	.gpio_base = 4 * 32 + 16,
	87	}
	88	};
	89
6348e6b5	90	static const struct imxi2c_platform_data mx1ads_i2c_data __initconst = {
b8b19b0d	91	.bitrate = 100000,
b8b19b0d SH	92	};
	93
	94	static struct i2c_board_info mx1ads_i2c_devices[] = {
	95	{
cf87a6e2	96	I2C_BOARD_INFO("pcf8575", 0x22),
b8b19b0d SH	97	.platform_data = &pcf857x_data[0],
b8b19b0d SH	98	}, {
cf87a6e2	99	I2C_BOARD_INFO("pcf8575", 0x24),
b8b19b0d SH	100	.platform_data = &pcf857x_data[1],
	101	},
	102	};
b8b19b0d	103
cfca8b53 PZ	104	/*
	105	* Board init
	106	*/
	107	static void __init mx1ads_init(void)
	108	{
b78d8e59 SG	109	imx1_soc_init();
b78d8e59 SG	110
5ae07daa SH	111	mxc_gpio_setup_multiple_pins(mx1ads_pins,
	112	ARRAY_SIZE(mx1ads_pins), "mx1ads");
	113
cfca8b53	114	/* UART */
d112f4e4 UKK	115	imx1_add_imx_uart0(&uart0_pdata);
d112f4e4 UKK	116	imx1_add_imx_uart1(&uart1_pdata);
cfca8b53 PZ	117
cfca8b53 PZ	118	/* Physmap flash */
f2f07be0 UKK	119	platform_device_register_resndata(NULL, "physmap-flash", 0,
	120	&flash_resource, 1,
	121	&mx1ads_flash_data, sizeof(mx1ads_flash_data));
b8b19b0d SH	122
b8b19b0d SH	123	/* I2C */
b8b19b0d SH	124	i2c_register_board_info(0, mx1ads_i2c_devices,
	125	ARRAY_SIZE(mx1ads_i2c_devices));
	126
77a406da	127	imx1_add_imx_i2c(&mx1ads_i2c_data);
cfca8b53 PZ	128	}
	129
	130	static void __init mx1ads_timer_init(void)
	131	{
30c730f8	132	mx1_clocks_init(32000);
cfca8b53 PZ	133	}
cfca8b53 PZ	134
cfca8b53 PZ	135	MACHINE_START(MX1ADS, "Freescale MX1ADS")
cfca8b53 PZ	136	/* Maintainer: Sascha Hauer, Pengutronix */
dc8f1907	137	.atag_offset = 0x100,
3dac2196 UKK	138	.map_io = mx1_map_io,
	139	.init_early = imx1_init_early,
	140	.init_irq = mx1_init_irq,
ffa2ea3f	141	.handle_irq = imx1_handle_irq,
6bb27d73	142	.init_time = mx1ads_timer_init,
3dac2196	143	.init_machine = mx1ads_init,
65ea7884	144	.restart = mxc_restart,
cfca8b53 PZ	145	MACHINE_END
	146
	147	MACHINE_START(MXLADS, "Freescale MXLADS")
dc8f1907	148	.atag_offset = 0x100,
3dac2196 UKK	149	.map_io = mx1_map_io,
	150	.init_early = imx1_init_early,
	151	.init_irq = mx1_init_irq,
ffa2ea3f	152	.handle_irq = imx1_handle_irq,
6bb27d73	153	.init_time = mx1ads_timer_init,
3dac2196	154	.init_machine = mx1ads_init,
65ea7884	155	.restart = mxc_restart,
cfca8b53	156	MACHINE_END