[deliverable/linux.git] / arch / arm / mach-mx3 / 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>
#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
#include <mach/spi.h>
#endif
#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)};

struct spi_imx_master pcm037_spi1_master = {
	.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)
	mxc_register_device(&mxc_spi_device0, &pcm037_spi1_master);
#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>
	16	#if defined(CONFIG_SPI_IMX) \|\| defined(CONFIG_SPI_IMX_MODULE)
	17	#include <mach/spi.h>
	18	#endif
	19	#include <mach/iomux-mx3.h>
	20
	21	#include <asm/mach-types.h>
	22
	23	#include "pcm037.h"
	24	#include "devices.h"
	25
	26	static unsigned int pcm037_eet_pins[] = {
574ec547 GL	27	/* Reserve and hardwire GPIO 57 high - S6E63D6 chipselect */
	28	IOMUX_MODE(MX31_PIN_KEY_COL7, IOMUX_CONFIG_GPIO),
	29	/* GPIO keys */
	30	IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO), /* 0 */
	31	IOMUX_MODE(MX31_PIN_GPIO1_1, IOMUX_CONFIG_GPIO), /* 1 */
	32	IOMUX_MODE(MX31_PIN_GPIO1_2, IOMUX_CONFIG_GPIO), /* 2 */
	33	IOMUX_MODE(MX31_PIN_GPIO1_3, IOMUX_CONFIG_GPIO), /* 3 */
	34	IOMUX_MODE(MX31_PIN_SVEN0, IOMUX_CONFIG_GPIO), /* 32 */
	35	IOMUX_MODE(MX31_PIN_STX0, IOMUX_CONFIG_GPIO), /* 33 */
	36	IOMUX_MODE(MX31_PIN_SRX0, IOMUX_CONFIG_GPIO), /* 34 */
	37	IOMUX_MODE(MX31_PIN_SIMPD0, IOMUX_CONFIG_GPIO), /* 35 */
	38	IOMUX_MODE(MX31_PIN_RTS1, IOMUX_CONFIG_GPIO), /* 38 */
	39	IOMUX_MODE(MX31_PIN_CTS1, IOMUX_CONFIG_GPIO), /* 39 */
	40	IOMUX_MODE(MX31_PIN_KEY_ROW4, IOMUX_CONFIG_GPIO), /* 50 */
	41	IOMUX_MODE(MX31_PIN_KEY_ROW5, IOMUX_CONFIG_GPIO), /* 51 */
	42	IOMUX_MODE(MX31_PIN_KEY_ROW6, IOMUX_CONFIG_GPIO), /* 52 */
	43	IOMUX_MODE(MX31_PIN_KEY_ROW7, IOMUX_CONFIG_GPIO), /* 53 */
	44
	45	/* LEDs */
	46	IOMUX_MODE(MX31_PIN_DTR_DTE1, IOMUX_CONFIG_GPIO), /* 44 */
	47	IOMUX_MODE(MX31_PIN_DSR_DTE1, IOMUX_CONFIG_GPIO), /* 45 */
	48	IOMUX_MODE(MX31_PIN_KEY_COL5, IOMUX_CONFIG_GPIO), /* 55 */
	49	IOMUX_MODE(MX31_PIN_KEY_COL6, IOMUX_CONFIG_GPIO), /* 56 */
	50	};
	51
	52	/* SPI */
	53	static struct spi_board_info pcm037_spi_dev[] = {
	54	{
	55	.modalias = "dac124s085",
	56	.max_speed_hz = 400000,
	57	.bus_num = 0,
	58	.chip_select = 0, /* Index in pcm037_spi1_cs[] */
	59	.mode = SPI_CPHA,
	60	},
	61	};
	62
	63	/* Platform Data for MXC CSPI */
	64	#if defined(CONFIG_SPI_IMX) \|\| defined(CONFIG_SPI_IMX_MODULE)
	65	static int pcm037_spi1_cs[] = {MXC_SPI_CS(1), IOMUX_TO_GPIO(MX31_PIN_KEY_COL7)};
	66
	67	struct spi_imx_master pcm037_spi1_master = {
	68	.chipselect = pcm037_spi1_cs,
	69	.num_chipselect = ARRAY_SIZE(pcm037_spi1_cs),
	70	};
	71	#endif
	72
	73	/* GPIO-keys input device */
	74	static struct gpio_keys_button pcm037_gpio_keys[] = {
	75	{
	76	.type = EV_KEY,
	77	.code = KEY_L,
	78	.gpio = 0,
	79	.desc = "Wheel Manual",
	80	.wakeup = 0,
	81	}, {
	82	.type = EV_KEY,
	83	.code = KEY_A,
	84	.gpio = 1,
	85	.desc = "Wheel AF",
	86	.wakeup = 0,
	87	}, {
	88	.type = EV_KEY,
	89	.code = KEY_V,
	90	.gpio = 2,
91	.desc = "Wheel View",
92	.wakeup = 0,
93	}, {
94	.type = EV_KEY,
95	.code = KEY_M,
96	.gpio = 3,
97	.desc = "Wheel Menu",
98	.wakeup = 0,
99	}, {
100	.type = EV_KEY,
101	.code = KEY_UP,
102	.gpio = 32,
103	.desc = "Nav Pad Up",
104	.wakeup = 0,
105	}, {
106	.type = EV_KEY,
107	.code = KEY_RIGHT,
108	.gpio = 33,
109	.desc = "Nav Pad Right",
110	.wakeup = 0,
111	}, {
112	.type = EV_KEY,
113	.code = KEY_DOWN,
114	.gpio = 34,
115	.desc = "Nav Pad Down",
116	.wakeup = 0,
117	}, {
118	.type = EV_KEY,
119	.code = KEY_LEFT,
120	.gpio = 35,
121	.desc = "Nav Pad Left",
122	.wakeup = 0,
123	}, {
124	.type = EV_KEY,
125	.code = KEY_ENTER,
126	.gpio = 38,
127	.desc = "Nav Pad Ok",
128	.wakeup = 0,
129	}, {
130	.type = EV_KEY,
131	.code = KEY_O,
132	.gpio = 39,
133	.desc = "Wheel Off",
134	.wakeup = 0,
135	}, {
136	.type = EV_KEY,
137	.code = BTN_FORWARD,
138	.gpio = 50,
139	.desc = "Focus Forward",
140	.wakeup = 0,
141	}, {
142	.type = EV_KEY,
143	.code = BTN_BACK,
144	.gpio = 51,
145	.desc = "Focus Backward",
146	.wakeup = 0,
147	}, {
148	.type = EV_KEY,
149	.code = BTN_MIDDLE,
150	.gpio = 52,
151	.desc = "Release Half",
152	.wakeup = 0,
153	}, {
154	.type = EV_KEY,
155	.code = BTN_EXTRA,
156	.gpio = 53,
157	.desc = "Release Full",
158	.wakeup = 0,
159	},
160	};
161
162	static struct gpio_keys_platform_data pcm037_gpio_keys_platform_data = {
163	.buttons = pcm037_gpio_keys,
164	.nbuttons = ARRAY_SIZE(pcm037_gpio_keys),
165	.rep = 0, /* No auto-repeat */
166	};
167
168	static struct platform_device pcm037_gpio_keys_device = {
169	.name = "gpio-keys",
170	.id = -1,
171	.dev = {
172	.platform_data = &pcm037_gpio_keys_platform_data,
173	},
174	};
175
176	static int eet_init_devices(void)
177	{
178	if (!machine_is_pcm037() \|\| pcm037_variant() != PCM037_EET)
179	return 0;
180
181	mxc_iomux_setup_multiple_pins(pcm037_eet_pins,
182	ARRAY_SIZE(pcm037_eet_pins), "pcm037_eet");
183
184	/* SPI */
185	spi_register_board_info(pcm037_spi_dev, ARRAY_SIZE(pcm037_spi_dev));
186	#if defined(CONFIG_SPI_IMX) \|\| defined(CONFIG_SPI_IMX_MODULE)
187	mxc_register_device(&mxc_spi_device0, &pcm037_spi1_master);
188	#endif
189
190	platform_device_register(&pcm037_gpio_keys_device);
191
192	return 0;
193	}
194
195	late_initcall(eet_init_devices);