[net-next-2.6.git] / arch / arm / mach-mx3 / 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/gpio_keys.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.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 */
#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
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),
};
#endif

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

static struct platform_device pcm037_gpio_keys_device = {
	.name	= "gpio-keys",
	.id	= -1,
	.dev	= {
		.platform_data	= &pcm037_gpio_keys_platform_data,
	},
};

static int 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));
#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
	imx35_add_spi_imx0(&pcm037_spi1_pdata);
#endif

	platform_device_register(&pcm037_gpio_keys_device);

	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>
	10	#include <linux/gpio_keys.h>
	11	#include <linux/input.h>
	12	#include <linux/platform_device.h>
	13	#include <linux/spi/spi.h>
	14
	15	#include <mach/common.h>
574ec547 GL	16	#include <mach/iomux-mx3.h>
	17
	18	#include <asm/mach-types.h>
	19
	20	#include "pcm037.h"
	21	#include "devices.h"
	22
	23	static unsigned int pcm037_eet_pins[] = {
574ec547 GL	24	/* Reserve and hardwire GPIO 57 high - S6E63D6 chipselect */
	25	IOMUX_MODE(MX31_PIN_KEY_COL7, IOMUX_CONFIG_GPIO),
	26	/* GPIO keys */
	27	IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO), /* 0 */
	28	IOMUX_MODE(MX31_PIN_GPIO1_1, IOMUX_CONFIG_GPIO), /* 1 */
	29	IOMUX_MODE(MX31_PIN_GPIO1_2, IOMUX_CONFIG_GPIO), /* 2 */
	30	IOMUX_MODE(MX31_PIN_GPIO1_3, IOMUX_CONFIG_GPIO), /* 3 */
	31	IOMUX_MODE(MX31_PIN_SVEN0, IOMUX_CONFIG_GPIO), /* 32 */
	32	IOMUX_MODE(MX31_PIN_STX0, IOMUX_CONFIG_GPIO), /* 33 */
	33	IOMUX_MODE(MX31_PIN_SRX0, IOMUX_CONFIG_GPIO), /* 34 */
	34	IOMUX_MODE(MX31_PIN_SIMPD0, IOMUX_CONFIG_GPIO), /* 35 */
	35	IOMUX_MODE(MX31_PIN_RTS1, IOMUX_CONFIG_GPIO), /* 38 */
	36	IOMUX_MODE(MX31_PIN_CTS1, IOMUX_CONFIG_GPIO), /* 39 */
	37	IOMUX_MODE(MX31_PIN_KEY_ROW4, IOMUX_CONFIG_GPIO), /* 50 */
	38	IOMUX_MODE(MX31_PIN_KEY_ROW5, IOMUX_CONFIG_GPIO), /* 51 */
	39	IOMUX_MODE(MX31_PIN_KEY_ROW6, IOMUX_CONFIG_GPIO), /* 52 */
	40	IOMUX_MODE(MX31_PIN_KEY_ROW7, IOMUX_CONFIG_GPIO), /* 53 */
	41
	42	/* LEDs */
	43	IOMUX_MODE(MX31_PIN_DTR_DTE1, IOMUX_CONFIG_GPIO), /* 44 */
	44	IOMUX_MODE(MX31_PIN_DSR_DTE1, IOMUX_CONFIG_GPIO), /* 45 */
	45	IOMUX_MODE(MX31_PIN_KEY_COL5, IOMUX_CONFIG_GPIO), /* 55 */
	46	IOMUX_MODE(MX31_PIN_KEY_COL6, IOMUX_CONFIG_GPIO), /* 56 */
	47	};
	48
	49	/* SPI */
	50	static struct spi_board_info pcm037_spi_dev[] = {
	51	{
	52	.modalias = "dac124s085",
	53	.max_speed_hz = 400000,
	54	.bus_num = 0,
	55	.chip_select = 0, /* Index in pcm037_spi1_cs[] */
	56	.mode = SPI_CPHA,
	57	},
	58	};
	59
	60	/* Platform Data for MXC CSPI */
	61	#if defined(CONFIG_SPI_IMX) \|\| defined(CONFIG_SPI_IMX_MODULE)
	62	static int pcm037_spi1_cs[] = {MXC_SPI_CS(1), IOMUX_TO_GPIO(MX31_PIN_KEY_COL7)};
	63
a4dc0135	64	static const struct spi_imx_master pcm037_spi1_pdata __initconst = {
574ec547 GL	65	.chipselect = pcm037_spi1_cs,
	66	.num_chipselect = ARRAY_SIZE(pcm037_spi1_cs),
	67	};
	68	#endif
	69
	70	/* GPIO-keys input device */
	71	static struct gpio_keys_button pcm037_gpio_keys[] = {
	72	{
	73	.type = EV_KEY,
	74	.code = KEY_L,
	75	.gpio = 0,
	76	.desc = "Wheel Manual",
	77	.wakeup = 0,
	78	}, {
	79	.type = EV_KEY,
	80	.code = KEY_A,
	81	.gpio = 1,
	82	.desc = "Wheel AF",
	83	.wakeup = 0,
	84	}, {
	85	.type = EV_KEY,
	86	.code = KEY_V,
	87	.gpio = 2,
	88	.desc = "Wheel View",
	89	.wakeup = 0,
	90	}, {
	91	.type = EV_KEY,
	92	.code = KEY_M,
	93	.gpio = 3,
	94	.desc = "Wheel Menu",
	95	.wakeup = 0,
	96	}, {
	97	.type = EV_KEY,
	98	.code = KEY_UP,
	99	.gpio = 32,
	100	.desc = "Nav Pad Up",
	101	.wakeup = 0,
	102	}, {
	103	.type = EV_KEY,
	104	.code = KEY_RIGHT,
	105	.gpio = 33,
	106	.desc = "Nav Pad Right",
	107	.wakeup = 0,
	108	}, {
	109	.type = EV_KEY,
	110	.code = KEY_DOWN,
	111	.gpio = 34,
	112	.desc = "Nav Pad Down",
	113	.wakeup = 0,
	114	}, {
	115	.type = EV_KEY,
	116	.code = KEY_LEFT,
	117	.gpio = 35,
	118	.desc = "Nav Pad Left",
	119	.wakeup = 0,
	120	}, {
	121	.type = EV_KEY,
	122	.code = KEY_ENTER,
	123	.gpio = 38,
	124	.desc = "Nav Pad Ok",
	125	.wakeup = 0,
	126	}, {
	127	.type = EV_KEY,
	128	.code = KEY_O,
129	.gpio = 39,
130	.desc = "Wheel Off",
131	.wakeup = 0,
132	}, {
133	.type = EV_KEY,
134	.code = BTN_FORWARD,
135	.gpio = 50,
136	.desc = "Focus Forward",
137	.wakeup = 0,
138	}, {
139	.type = EV_KEY,
140	.code = BTN_BACK,
141	.gpio = 51,
142	.desc = "Focus Backward",
143	.wakeup = 0,
144	}, {
145	.type = EV_KEY,
146	.code = BTN_MIDDLE,
147	.gpio = 52,
148	.desc = "Release Half",
149	.wakeup = 0,
150	}, {
151	.type = EV_KEY,
152	.code = BTN_EXTRA,
153	.gpio = 53,
154	.desc = "Release Full",
155	.wakeup = 0,
156	},
157	};
158
159	static struct gpio_keys_platform_data pcm037_gpio_keys_platform_data = {
160	.buttons = pcm037_gpio_keys,
161	.nbuttons = ARRAY_SIZE(pcm037_gpio_keys),
162	.rep = 0, /* No auto-repeat */
163	};
164
165	static struct platform_device pcm037_gpio_keys_device = {
166	.name = "gpio-keys",
167	.id = -1,
168	.dev = {
169	.platform_data = &pcm037_gpio_keys_platform_data,
170	},
171	};
172
173	static int eet_init_devices(void)
174	{
175	if (!machine_is_pcm037() \|\| pcm037_variant() != PCM037_EET)
176	return 0;
177
178	mxc_iomux_setup_multiple_pins(pcm037_eet_pins,
179	ARRAY_SIZE(pcm037_eet_pins), "pcm037_eet");
180
181	/* SPI */
182	spi_register_board_info(pcm037_spi_dev, ARRAY_SIZE(pcm037_spi_dev));
183	#if defined(CONFIG_SPI_IMX) \|\| defined(CONFIG_SPI_IMX_MODULE)
a4dc0135	184	imx35_add_spi_imx0(&pcm037_spi1_pdata);
574ec547 GL	185	#endif
	186
	187	platform_device_register(&pcm037_gpio_keys_device);
	188
	189	return 0;
	190	}
	191
	192	late_initcall(eet_init_devices);