[deliverable/linux.git] / arch / arm / mach-omap2 / board-4430sdp.c

/*
 * Board support file for OMAP4430 SDP.
 *
 * Copyright (C) 2009 Texas Instruments
 *
 * Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
 *
 * Based on mach-omap2/board-3430sdp.c
 *
 * 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/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/usb/otg.h>
#include <linux/spi/spi.h>

#include <mach/hardware.h>
#include <mach/omap4-common.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include <plat/board.h>
#include <plat/common.h>
#include <plat/control.h>
#include <plat/timer-gp.h>
#include <plat/usb.h>

#define ETH_KS8851_IRQ			34
#define ETH_KS8851_POWER_ON		48
#define ETH_KS8851_QUART		138

static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
	{
		.modalias               = "ks8851",
		.bus_num                = 1,
		.chip_select            = 0,
		.max_speed_hz           = 24000000,
		.irq                    = ETH_KS8851_IRQ,
	},
};

static int omap_ethernet_init(void)
{
	int status;

	/* Request of GPIO lines */

	status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
	if (status) {
		pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
		return status;
	}

	status = gpio_request(ETH_KS8851_QUART, "quart");
	if (status) {
		pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
		goto error1;
	}

	status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
	if (status) {
		pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
		goto error2;
	}

	/* Configuration of requested GPIO lines */

	status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
	if (status) {
		pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
		goto error3;
	}

	status = gpio_direction_output(ETH_KS8851_QUART, 1);
	if (status) {
		pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
		goto error3;
	}

	status = gpio_direction_input(ETH_KS8851_IRQ);
	if (status) {
		pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
		goto error3;
	}

	return 0;

error3:
	gpio_free(ETH_KS8851_IRQ);
error2:
	gpio_free(ETH_KS8851_QUART);
error1:
	gpio_free(ETH_KS8851_POWER_ON);
	return status;
}

static struct platform_device sdp4430_lcd_device = {
	.name		= "sdp4430_lcd",
	.id		= -1,
};

static struct platform_device *sdp4430_devices[] __initdata = {
	&sdp4430_lcd_device,
};

static struct omap_lcd_config sdp4430_lcd_config __initdata = {
	.ctrl_name	= "internal",
};

static struct omap_board_config_kernel sdp4430_config[] __initdata = {
	{ OMAP_TAG_LCD,		&sdp4430_lcd_config },
};

static void __init omap_4430sdp_init_irq(void)
{
	omap_board_config = sdp4430_config;
	omap_board_config_size = ARRAY_SIZE(sdp4430_config);
	omap2_init_common_hw(NULL, NULL);
#ifdef CONFIG_OMAP_32K_TIMER
	omap2_gp_clockevent_set_gptimer(1);
#endif
	gic_init_irq();
	omap_gpio_init();
}

static struct omap_musb_board_data musb_board_data = {
	.interface_type		= MUSB_INTERFACE_UTMI,
	.mode			= MUSB_PERIPHERAL,
	.power			= 100,
};

static void __init omap_4430sdp_init(void)
{
	int status;

	platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
	omap_serial_init();
	/* OMAP4 SDP uses internal transceiver so register nop transceiver */
	usb_nop_xceiv_register();
	/* FIXME: allow multi-omap to boot until musb is updated for omap4 */
	if (!cpu_is_omap44xx())
		usb_musb_init(&musb_board_data);

	status = omap_ethernet_init();
	if (status) {
		pr_err("Ethernet initialization failed: %d\n", status);
	} else {
		sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
		spi_register_board_info(sdp4430_spi_board_info,
				ARRAY_SIZE(sdp4430_spi_board_info));
	}
}

static void __init omap_4430sdp_map_io(void)
{
	omap2_set_globals_443x();
	omap44xx_map_common_io();
}

MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
	/* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
	.phys_io	= 0x48000000,
	.io_pg_offst	= ((0xfa000000) >> 18) & 0xfffc,
	.boot_params	= 0x80000100,
	.map_io		= omap_4430sdp_map_io,
	.init_irq	= omap_4430sdp_init_irq,
	.init_machine	= omap_4430sdp_init,
	.timer		= &omap_timer,
MACHINE_END
Commit	Line	Data
46ba0abf SS	1	/*
	2	* Board support file for OMAP4430 SDP.
	3	*
	4	* Copyright (C) 2009 Texas Instruments
	5	*
	6	* Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
	7	*
	8	* Based on mach-omap2/board-3430sdp.c
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License version 2 as
	12	* published by the Free Software Foundation.
	13	*/
	14
	15	#include <linux/kernel.h>
	16	#include <linux/init.h>
	17	#include <linux/platform_device.h>
	18	#include <linux/io.h>
	19	#include <linux/gpio.h>
bce06683	20	#include <linux/usb/otg.h>
b2aa5e57	21	#include <linux/spi/spi.h>
46ba0abf SS	22
46ba0abf SS	23	#include <mach/hardware.h>
fbc9be10	24	#include <mach/omap4-common.h>
46ba0abf SS	25	#include <asm/mach-types.h>
	26	#include <asm/mach/arch.h>
	27	#include <asm/mach/map.h>
	28
ce491cf8 TL	29	#include <plat/board.h>
	30	#include <plat/common.h>
	31	#include <plat/control.h>
	32	#include <plat/timer-gp.h>
bce06683	33	#include <plat/usb.h>
46ba0abf	34
b2aa5e57 AA	35	#define ETH_KS8851_IRQ 34
	36	#define ETH_KS8851_POWER_ON 48
	37	#define ETH_KS8851_QUART 138
	38
	39	static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
	40	{
	41	.modalias = "ks8851",
	42	.bus_num = 1,
	43	.chip_select = 0,
	44	.max_speed_hz = 24000000,
	45	.irq = ETH_KS8851_IRQ,
	46	},
	47	};
	48
	49	static int omap_ethernet_init(void)
	50	{
	51	int status;
	52
	53	/* Request of GPIO lines */
	54
	55	status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
	56	if (status) {
	57	pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
	58	return status;
	59	}
	60
	61	status = gpio_request(ETH_KS8851_QUART, "quart");
	62	if (status) {
	63	pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
	64	goto error1;
	65	}
	66
	67	status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
	68	if (status) {
	69	pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
	70	goto error2;
	71	}
	72
	73	/* Configuration of requested GPIO lines */
	74
	75	status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
	76	if (status) {
	77	pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
	78	goto error3;
	79	}
	80
	81	status = gpio_direction_output(ETH_KS8851_QUART, 1);
	82	if (status) {
	83	pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
	84	goto error3;
	85	}
	86
	87	status = gpio_direction_input(ETH_KS8851_IRQ);
	88	if (status) {
	89	pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
	90	goto error3;
	91	}
	92
	93	return 0;
	94
	95	error3:
	96	gpio_free(ETH_KS8851_IRQ);
	97	error2:
	98	gpio_free(ETH_KS8851_QUART);
99	error1:
100	gpio_free(ETH_KS8851_POWER_ON);
101	return status;
102	}
103
46ba0abf SS	104	static struct platform_device sdp4430_lcd_device = {
	105	.name = "sdp4430_lcd",
	106	.id = -1,
	107	};
	108
	109	static struct platform_device *sdp4430_devices[] __initdata = {
	110	&sdp4430_lcd_device,
	111	};
	112
46ba0abf SS	113	static struct omap_lcd_config sdp4430_lcd_config __initdata = {
	114	.ctrl_name = "internal",
	115	};
	116
	117	static struct omap_board_config_kernel sdp4430_config[] __initdata = {
46ba0abf SS	118	{ OMAP_TAG_LCD, &sdp4430_lcd_config },
	119	};
	120
46ba0abf SS	121	static void __init omap_4430sdp_init_irq(void)
46ba0abf SS	122	{
5b7815b5 SS	123	omap_board_config = sdp4430_config;
5b7815b5 SS	124	omap_board_config_size = ARRAY_SIZE(sdp4430_config);
58cda884	125	omap2_init_common_hw(NULL, NULL);
46ba0abf SS	126	#ifdef CONFIG_OMAP_32K_TIMER
	127	omap2_gp_clockevent_set_gptimer(1);
	128	#endif
	129	gic_init_irq();
	130	omap_gpio_init();
	131	}
	132
bce06683 MM	133	static struct omap_musb_board_data musb_board_data = {
	134	.interface_type = MUSB_INTERFACE_UTMI,
	135	.mode = MUSB_PERIPHERAL,
	136	.power = 100,
	137	};
46ba0abf SS	138
	139	static void __init omap_4430sdp_init(void)
	140	{
b2aa5e57 AA	141	int status;
b2aa5e57 AA	142
46ba0abf	143	platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
46ba0abf	144	omap_serial_init();
bce06683 MM	145	/* OMAP4 SDP uses internal transceiver so register nop transceiver */
bce06683 MM	146	usb_nop_xceiv_register();
ae46ec77 SS	147	/* FIXME: allow multi-omap to boot until musb is updated for omap4 */
	148	if (!cpu_is_omap44xx())
	149	usb_musb_init(&musb_board_data);
b2aa5e57 AA	150
	151	status = omap_ethernet_init();
	152	if (status) {
	153	pr_err("Ethernet initialization failed: %d\n", status);
	154	} else {
	155	sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
	156	spi_register_board_info(sdp4430_spi_board_info,
	157	ARRAY_SIZE(sdp4430_spi_board_info));
	158	}
46ba0abf SS	159	}
	160
	161	static void __init omap_4430sdp_map_io(void)
	162	{
	163	omap2_set_globals_443x();
6fbd55d0	164	omap44xx_map_common_io();
46ba0abf SS	165	}
	166
	167	MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
	168	/* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
	169	.phys_io = 0x48000000,
b4224b23	170	.io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
46ba0abf SS	171	.boot_params = 0x80000100,
	172	.map_io = omap_4430sdp_map_io,
	173	.init_irq = omap_4430sdp_init_irq,
	174	.init_machine = omap_4430sdp_init,
	175	.timer = &omap_timer,
	176	MACHINE_END