[deliverable/linux.git] / arch / arm / mach-imx / mach-pcm037_eet.c

/*
 * Copyright (C) 2009
 * Guennadi Liakhovetski, DENX Software Engineering, <lg@denx.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#include <linux/gpio.h>
#include <linux/input.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>

#include <mach/common.h>
#include <mach/iomux-mx3.h>

#include <asm/mach-types.h>

#include "pcm037.h"
#include "devices-imx31.h"

static unsigned int pcm037_eet_pins[] = {
	/* Reserve and hardwire GPIO 57 high - S6E63D6 chipselect */
	IOMUX_MODE(MX31_PIN_KEY_COL7, IOMUX_CONFIG_GPIO),
	/* GPIO keys */
	IOMUX_MODE(MX31_PIN_GPIO1_0,	IOMUX_CONFIG_GPIO), /* 0 */
	IOMUX_MODE(MX31_PIN_GPIO1_1,	IOMUX_CONFIG_GPIO), /* 1 */
	IOMUX_MODE(MX31_PIN_GPIO1_2,	IOMUX_CONFIG_GPIO), /* 2 */
	IOMUX_MODE(MX31_PIN_GPIO1_3,	IOMUX_CONFIG_GPIO), /* 3 */
	IOMUX_MODE(MX31_PIN_SVEN0,	IOMUX_CONFIG_GPIO), /* 32 */
	IOMUX_MODE(MX31_PIN_STX0,	IOMUX_CONFIG_GPIO), /* 33 */
	IOMUX_MODE(MX31_PIN_SRX0,	IOMUX_CONFIG_GPIO), /* 34 */
	IOMUX_MODE(MX31_PIN_SIMPD0,	IOMUX_CONFIG_GPIO), /* 35 */
	IOMUX_MODE(MX31_PIN_RTS1,	IOMUX_CONFIG_GPIO), /* 38 */
	IOMUX_MODE(MX31_PIN_CTS1,	IOMUX_CONFIG_GPIO), /* 39 */
	IOMUX_MODE(MX31_PIN_KEY_ROW4,	IOMUX_CONFIG_GPIO), /* 50 */
	IOMUX_MODE(MX31_PIN_KEY_ROW5,	IOMUX_CONFIG_GPIO), /* 51 */
	IOMUX_MODE(MX31_PIN_KEY_ROW6,	IOMUX_CONFIG_GPIO), /* 52 */
	IOMUX_MODE(MX31_PIN_KEY_ROW7,	IOMUX_CONFIG_GPIO), /* 53 */

	/* LEDs */
	IOMUX_MODE(MX31_PIN_DTR_DTE1,	IOMUX_CONFIG_GPIO), /* 44 */
	IOMUX_MODE(MX31_PIN_DSR_DTE1,	IOMUX_CONFIG_GPIO), /* 45 */
	IOMUX_MODE(MX31_PIN_KEY_COL5,	IOMUX_CONFIG_GPIO), /* 55 */
	IOMUX_MODE(MX31_PIN_KEY_COL6,	IOMUX_CONFIG_GPIO), /* 56 */
};

/* SPI */
static struct spi_board_info pcm037_spi_dev[] = {
	{
		.modalias	= "dac124s085",
		.max_speed_hz	= 400000,
		.bus_num	= 0,
		.chip_select	= 0,		/* Index in pcm037_spi1_cs[] */
		.mode		= SPI_CPHA,
	},
};

/* Platform Data for MXC CSPI */
static int pcm037_spi1_cs[] = {MXC_SPI_CS(1), IOMUX_TO_GPIO(MX31_PIN_KEY_COL7)};

static const struct spi_imx_master pcm037_spi1_pdata __initconst = {
	.chipselect = pcm037_spi1_cs,
	.num_chipselect = ARRAY_SIZE(pcm037_spi1_cs),
};

/* GPIO-keys input device */
static struct gpio_keys_button pcm037_gpio_keys[] = {
	{
		.type	= EV_KEY,
		.code	= KEY_L,
		.gpio	= 0,
		.desc	= "Wheel Manual",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= KEY_A,
		.gpio	= 1,
		.desc	= "Wheel AF",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= KEY_V,
		.gpio	= 2,
		.desc	= "Wheel View",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= KEY_M,
		.gpio	= 3,
		.desc	= "Wheel Menu",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= KEY_UP,
		.gpio	= 32,
		.desc	= "Nav Pad Up",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= KEY_RIGHT,
		.gpio	= 33,
		.desc	= "Nav Pad Right",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= KEY_DOWN,
		.gpio	= 34,
		.desc	= "Nav Pad Down",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= KEY_LEFT,
		.gpio	= 35,
		.desc	= "Nav Pad Left",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= KEY_ENTER,
		.gpio	= 38,
		.desc	= "Nav Pad Ok",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= KEY_O,
		.gpio	= 39,
		.desc	= "Wheel Off",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= BTN_FORWARD,
		.gpio	= 50,
		.desc	= "Focus Forward",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= BTN_BACK,
		.gpio	= 51,
		.desc	= "Focus Backward",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= BTN_MIDDLE,
		.gpio	= 52,
		.desc	= "Release Half",
		.wakeup	= 0,
	}, {
		.type	= EV_KEY,
		.code	= BTN_EXTRA,
		.gpio	= 53,
		.desc	= "Release Full",
		.wakeup	= 0,
	},
};

static const struct gpio_keys_platform_data
		pcm037_gpio_keys_platform_data __initconst = {
	.buttons	= pcm037_gpio_keys,
	.nbuttons	= ARRAY_SIZE(pcm037_gpio_keys),
	.rep		= 0, /* No auto-repeat */
};

static int __init eet_init_devices(void)
{
	if (!machine_is_pcm037() || pcm037_variant() != PCM037_EET)
		return 0;

	mxc_iomux_setup_multiple_pins(pcm037_eet_pins,
				ARRAY_SIZE(pcm037_eet_pins), "pcm037_eet");

	/* SPI */
	spi_register_board_info(pcm037_spi_dev, ARRAY_SIZE(pcm037_spi_dev));
	imx31_add_spi_imx0(&pcm037_spi1_pdata);

	imx_add_gpio_keys(&pcm037_gpio_keys_platform_data);

	return 0;
}
late_initcall(eet_init_devices);
Commit	Line	Data
574ec547 GL	1	/*
	2	* Copyright (C) 2009
	3	* Guennadi Liakhovetski, DENX Software Engineering, <lg@denx.de>
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License version 2 as
	7	* published by the Free Software Foundation.
	8	*/
	9	#include <linux/gpio.h>
574ec547 GL	10	#include <linux/input.h>
	11	#include <linux/platform_device.h>
	12	#include <linux/spi/spi.h>
	13
	14	#include <mach/common.h>
574ec547 GL	15	#include <mach/iomux-mx3.h>
	16
	17	#include <asm/mach-types.h>
	18
	19	#include "pcm037.h"
c0f832bc	20	#include "devices-imx31.h"
574ec547 GL	21
574ec547 GL	22	static unsigned int pcm037_eet_pins[] = {
574ec547 GL	23	/* Reserve and hardwire GPIO 57 high - S6E63D6 chipselect */
	24	IOMUX_MODE(MX31_PIN_KEY_COL7, IOMUX_CONFIG_GPIO),
	25	/* GPIO keys */
	26	IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO), /* 0 */
	27	IOMUX_MODE(MX31_PIN_GPIO1_1, IOMUX_CONFIG_GPIO), /* 1 */
	28	IOMUX_MODE(MX31_PIN_GPIO1_2, IOMUX_CONFIG_GPIO), /* 2 */
	29	IOMUX_MODE(MX31_PIN_GPIO1_3, IOMUX_CONFIG_GPIO), /* 3 */
	30	IOMUX_MODE(MX31_PIN_SVEN0, IOMUX_CONFIG_GPIO), /* 32 */
	31	IOMUX_MODE(MX31_PIN_STX0, IOMUX_CONFIG_GPIO), /* 33 */
	32	IOMUX_MODE(MX31_PIN_SRX0, IOMUX_CONFIG_GPIO), /* 34 */
	33	IOMUX_MODE(MX31_PIN_SIMPD0, IOMUX_CONFIG_GPIO), /* 35 */
	34	IOMUX_MODE(MX31_PIN_RTS1, IOMUX_CONFIG_GPIO), /* 38 */
	35	IOMUX_MODE(MX31_PIN_CTS1, IOMUX_CONFIG_GPIO), /* 39 */
	36	IOMUX_MODE(MX31_PIN_KEY_ROW4, IOMUX_CONFIG_GPIO), /* 50 */
	37	IOMUX_MODE(MX31_PIN_KEY_ROW5, IOMUX_CONFIG_GPIO), /* 51 */
	38	IOMUX_MODE(MX31_PIN_KEY_ROW6, IOMUX_CONFIG_GPIO), /* 52 */
	39	IOMUX_MODE(MX31_PIN_KEY_ROW7, IOMUX_CONFIG_GPIO), /* 53 */
	40
	41	/* LEDs */
	42	IOMUX_MODE(MX31_PIN_DTR_DTE1, IOMUX_CONFIG_GPIO), /* 44 */
	43	IOMUX_MODE(MX31_PIN_DSR_DTE1, IOMUX_CONFIG_GPIO), /* 45 */
	44	IOMUX_MODE(MX31_PIN_KEY_COL5, IOMUX_CONFIG_GPIO), /* 55 */
	45	IOMUX_MODE(MX31_PIN_KEY_COL6, IOMUX_CONFIG_GPIO), /* 56 */
	46	};
	47
	48	/* SPI */
	49	static struct spi_board_info pcm037_spi_dev[] = {
	50	{
	51	.modalias = "dac124s085",
	52	.max_speed_hz = 400000,
	53	.bus_num = 0,
	54	.chip_select = 0, /* Index in pcm037_spi1_cs[] */
	55	.mode = SPI_CPHA,
	56	},
	57	};
	58
	59	/* Platform Data for MXC CSPI */
574ec547 GL	60	static int pcm037_spi1_cs[] = {MXC_SPI_CS(1), IOMUX_TO_GPIO(MX31_PIN_KEY_COL7)};
574ec547 GL	61
a4dc0135	62	static const struct spi_imx_master pcm037_spi1_pdata __initconst = {
574ec547 GL	63	.chipselect = pcm037_spi1_cs,
	64	.num_chipselect = ARRAY_SIZE(pcm037_spi1_cs),
	65	};
574ec547 GL	66
	67	/* GPIO-keys input device */
	68	static struct gpio_keys_button pcm037_gpio_keys[] = {
	69	{
	70	.type = EV_KEY,
	71	.code = KEY_L,
	72	.gpio = 0,
	73	.desc = "Wheel Manual",
	74	.wakeup = 0,
	75	}, {
	76	.type = EV_KEY,
	77	.code = KEY_A,
	78	.gpio = 1,
	79	.desc = "Wheel AF",
	80	.wakeup = 0,
	81	}, {
	82	.type = EV_KEY,
	83	.code = KEY_V,
	84	.gpio = 2,
	85	.desc = "Wheel View",
	86	.wakeup = 0,
	87	}, {
	88	.type = EV_KEY,
	89	.code = KEY_M,
	90	.gpio = 3,
	91	.desc = "Wheel Menu",
	92	.wakeup = 0,
	93	}, {
	94	.type = EV_KEY,
	95	.code = KEY_UP,
	96	.gpio = 32,
	97	.desc = "Nav Pad Up",
	98	.wakeup = 0,
	99	}, {
	100	.type = EV_KEY,
	101	.code = KEY_RIGHT,
	102	.gpio = 33,
	103	.desc = "Nav Pad Right",
	104	.wakeup = 0,
	105	}, {
	106	.type = EV_KEY,
	107	.code = KEY_DOWN,
	108	.gpio = 34,
	109	.desc = "Nav Pad Down",
	110	.wakeup = 0,
	111	}, {
	112	.type = EV_KEY,
	113	.code = KEY_LEFT,
	114	.gpio = 35,
	115	.desc = "Nav Pad Left",
	116	.wakeup = 0,
	117	}, {
	118	.type = EV_KEY,
	119	.code = KEY_ENTER,
	120	.gpio = 38,
	121	.desc = "Nav Pad Ok",
	122	.wakeup = 0,
	123	}, {
	124	.type = EV_KEY,
	125	.code = KEY_O,
	126	.gpio = 39,
	127	.desc = "Wheel Off",
	128	.wakeup = 0,
	129	}, {
130	.type = EV_KEY,
131	.code = BTN_FORWARD,
132	.gpio = 50,
133	.desc = "Focus Forward",
134	.wakeup = 0,
135	}, {
136	.type = EV_KEY,
137	.code = BTN_BACK,
138	.gpio = 51,
139	.desc = "Focus Backward",
140	.wakeup = 0,
141	}, {
142	.type = EV_KEY,
143	.code = BTN_MIDDLE,
144	.gpio = 52,
145	.desc = "Release Half",
146	.wakeup = 0,
147	}, {
148	.type = EV_KEY,
149	.code = BTN_EXTRA,
150	.gpio = 53,
151	.desc = "Release Full",
152	.wakeup = 0,
153	},
154	};
155
5309498a UKK	156	static const struct gpio_keys_platform_data
5309498a UKK	157	pcm037_gpio_keys_platform_data __initconst = {
574ec547 GL	158	.buttons = pcm037_gpio_keys,
	159	.nbuttons = ARRAY_SIZE(pcm037_gpio_keys),
	160	.rep = 0, /* No auto-repeat */
	161	};
	162
f0573e6d	163	static int __init eet_init_devices(void)
574ec547 GL	164	{
	165	if (!machine_is_pcm037() \|\| pcm037_variant() != PCM037_EET)
	166	return 0;
	167
	168	mxc_iomux_setup_multiple_pins(pcm037_eet_pins,
	169	ARRAY_SIZE(pcm037_eet_pins), "pcm037_eet");
	170
	171	/* SPI */
	172	spi_register_board_info(pcm037_spi_dev, ARRAY_SIZE(pcm037_spi_dev));
c0f832bc	173	imx31_add_spi_imx0(&pcm037_spi1_pdata);
574ec547	174
5309498a	175	imx_add_gpio_keys(&pcm037_gpio_keys_platform_data);
574ec547 GL	176
	177	return 0;
	178	}
574ec547	179	late_initcall(eet_init_devices);