[net-next-2.6.git] / arch / arm / mach-mx3 / mx31lilly.c

/*
 *  LILLY-1131 module support
 *
 *    Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
 *
 *  based on code for other MX31 boards,
 *
 *    Copyright 2005-2007 Freescale Semiconductor
 *    Copyright (c) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
 *    Copyright (C) 2009 Valentin Longchamp, EPFL Mobots group
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <linux/types.h>
#include <linux/init.h>
#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/smsc911x.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/mfd/mc13783.h>

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

#include <mach/hardware.h>
#include <mach/common.h>
#include <mach/iomux-mx3.h>
#include <mach/board-mx31lilly.h>
#include <mach/spi.h>

#include "devices.h"

/*
 * This file contains module-specific initialization routines for LILLY-1131.
 * Initialization of peripherals found on the baseboard is implemented in the
 * appropriate baseboard support code.
 */

/* SMSC ethernet support */

static struct resource smsc91x_resources[] = {
	{
		.start	= CS4_BASE_ADDR,
		.end	= CS4_BASE_ADDR + 0xffff,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
		.end	= IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
		.flags	= IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
	}
};

static struct smsc911x_platform_config smsc911x_config = {
	.phy_interface	= PHY_INTERFACE_MODE_MII,
	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
	.flags		= SMSC911X_USE_32BIT |
			  SMSC911X_SAVE_MAC_ADDRESS |
			  SMSC911X_FORCE_INTERNAL_PHY,
};

static struct platform_device smsc91x_device = {
	.name		= "smsc911x",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(smsc91x_resources),
	.resource	= smsc91x_resources,
	.dev		= {
		.platform_data = &smsc911x_config,
	}
};

/* NOR flash */
static struct physmap_flash_data nor_flash_data = {
	.width  = 2,
};

static struct resource nor_flash_resource = {
	.start	= 0xa0000000,
	.end	= 0xa1ffffff,
	.flags	= IORESOURCE_MEM,
};

static struct platform_device physmap_flash_device = {
	.name	= "physmap-flash",
	.id	= 0,
	.dev	= {
		.platform_data  = &nor_flash_data,
	},
	.resource = &nor_flash_resource,
	.num_resources = 1,
};

static struct platform_device *devices[] __initdata = {
	&smsc91x_device,
	&physmap_flash_device,
};

/* SPI */

static int spi_internal_chipselect[] = {
	MXC_SPI_CS(0),
	MXC_SPI_CS(1),
	MXC_SPI_CS(2),
};

static struct spi_imx_master spi0_pdata = {
	.chipselect = spi_internal_chipselect,
	.num_chipselect = ARRAY_SIZE(spi_internal_chipselect),
};

static struct spi_imx_master spi1_pdata = {
	.chipselect = spi_internal_chipselect,
	.num_chipselect = ARRAY_SIZE(spi_internal_chipselect),
};

static struct mc13783_platform_data mc13783_pdata __initdata = {
	.flags = MC13783_USE_RTC | MC13783_USE_TOUCHSCREEN,
};

static struct spi_board_info mc13783_dev __initdata = {
	.modalias	= "mc13783",
	.max_speed_hz	= 1000000,
	.bus_num	= 1,
	.chip_select	= 0,
	.platform_data	= &mc13783_pdata,
};

static int mx31lilly_baseboard;
core_param(mx31lilly_baseboard, mx31lilly_baseboard, int, 0444);

static void __init mx31lilly_board_init(void)
{
	switch (mx31lilly_baseboard) {
	case MX31LILLY_NOBOARD:
		break;
	case MX31LILLY_DB:
		mx31lilly_db_init();
		break;
	default:
		printk(KERN_ERR "Illegal mx31lilly_baseboard type %d\n",
			mx31lilly_baseboard);
	}

	mxc_iomux_alloc_pin(MX31_PIN_CS4__CS4, "Ethernet CS");

	/* SPI */
	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SCLK__SCLK, "SPI1_CLK");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MOSI__MOSI, "SPI1_TX");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MISO__MISO, "SPI1_RX");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SPI_RDY__SPI_RDY, "SPI1_RDY");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS0__SS0, "SPI1_SS0");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS1__SS1, "SPI1_SS1");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS2__SS2, "SPI1_SS2");

	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SCLK__SCLK, "SPI2_CLK");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MOSI__MOSI, "SPI2_TX");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MISO__MISO, "SPI2_RX");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SPI_RDY__SPI_RDY, "SPI2_RDY");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS0__SS0, "SPI2_SS0");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS1__SS1, "SPI2_SS1");
	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS2__SS2, "SPI2_SS2");

	mxc_register_device(&mxc_spi_device0, &spi0_pdata);
	mxc_register_device(&mxc_spi_device1, &spi1_pdata);
	spi_register_board_info(&mc13783_dev, 1);

	platform_add_devices(devices, ARRAY_SIZE(devices));
}

static void __init mx31lilly_timer_init(void)
{
	mx31_clocks_init(26000000);
}

static struct sys_timer mx31lilly_timer = {
	.init	= mx31lilly_timer_init,
};

MACHINE_START(LILLY1131, "INCO startec LILLY-1131")
	.phys_io	= AIPS1_BASE_ADDR,
	.io_pg_offst	= ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
	.boot_params	= PHYS_OFFSET + 0x100,
	.map_io		= mx31_map_io,
	.init_irq	= mx31_init_irq,
	.init_machine	= mx31lilly_board_init,
	.timer		= &mx31lilly_timer,
MACHINE_END
Commit	Line	Data
65b1aa13 DM	1	/*
	2	* LILLY-1131 module support
	3	*
	4	* Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
	5	*
	6	* based on code for other MX31 boards,
	7	*
	8	* Copyright 2005-2007 Freescale Semiconductor
	9	* Copyright (c) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
	10	* Copyright (C) 2009 Valentin Longchamp, EPFL Mobots group
	11	*
	12	* This program is free software; you can redistribute it and/or modify
	13	* it under the terms of the GNU General Public License as published by
	14	* the Free Software Foundation; either version 2 of the License, or
	15	* (at your option) any later version.
	16	*
	17	* This program is distributed in the hope that it will be useful,
	18	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	20	* GNU General Public License for more details.
	21	*
	22	* You should have received a copy of the GNU General Public License
	23	* along with this program; if not, write to the Free Software
	24	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	25	*/
	26
	27	#include <linux/types.h>
	28	#include <linux/init.h>
	29	#include <linux/clk.h>
cbaa6ca1 DM	30	#include <linux/platform_device.h>
	31	#include <linux/interrupt.h>
	32	#include <linux/smsc911x.h>
38160e0b	33	#include <linux/mtd/physmap.h>
2cc32683 DM	34	#include <linux/spi/spi.h>
2cc32683 DM	35	#include <linux/mfd/mc13783.h>
65b1aa13 DM	36
	37	#include <asm/mach-types.h>
	38	#include <asm/mach/arch.h>
	39	#include <asm/mach/time.h>
	40	#include <asm/mach/map.h>
	41
	42	#include <mach/hardware.h>
	43	#include <mach/common.h>
	44	#include <mach/iomux-mx3.h>
	45	#include <mach/board-mx31lilly.h>
3ea2e1a4	46	#include <mach/spi.h>
65b1aa13 DM	47
	48	#include "devices.h"
	49
	50	/*
	51	* This file contains module-specific initialization routines for LILLY-1131.
	52	* Initialization of peripherals found on the baseboard is implemented in the
	53	* appropriate baseboard support code.
	54	*/
	55
cbaa6ca1 DM	56	/* SMSC ethernet support */
	57
	58	static struct resource smsc91x_resources[] = {
	59	{
	60	.start = CS4_BASE_ADDR,
	61	.end = CS4_BASE_ADDR + 0xffff,
	62	.flags = IORESOURCE_MEM,
	63	},
	64	{
	65	.start = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
	66	.end = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
	67	.flags = IORESOURCE_IRQ \| IRQF_TRIGGER_FALLING,
	68	}
	69	};
	70
	71	static struct smsc911x_platform_config smsc911x_config = {
	72	.phy_interface = PHY_INTERFACE_MODE_MII,
	73	.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	74	.irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
	75	.flags = SMSC911X_USE_32BIT \|
	76	SMSC911X_SAVE_MAC_ADDRESS \|
	77	SMSC911X_FORCE_INTERNAL_PHY,
	78	};
	79
	80	static struct platform_device smsc91x_device = {
	81	.name = "smsc911x",
	82	.id = -1,
	83	.num_resources = ARRAY_SIZE(smsc91x_resources),
	84	.resource = smsc91x_resources,
	85	.dev = {
	86	.platform_data = &smsc911x_config,
	87	}
	88	};
	89
38160e0b DM	90	/* NOR flash */
	91	static struct physmap_flash_data nor_flash_data = {
	92	.width = 2,
	93	};
	94
	95	static struct resource nor_flash_resource = {
	96	.start = 0xa0000000,
	97	.end = 0xa1ffffff,
	98	.flags = IORESOURCE_MEM,
	99	};
	100
	101	static struct platform_device physmap_flash_device = {
	102	.name = "physmap-flash",
	103	.id = 0,
	104	.dev = {
	105	.platform_data = &nor_flash_data,
	106	},
	107	.resource = &nor_flash_resource,
	108	.num_resources = 1,
	109	};
	110
cbaa6ca1 DM	111	static struct platform_device *devices[] __initdata = {
cbaa6ca1 DM	112	&smsc91x_device,
38160e0b	113	&physmap_flash_device,
cbaa6ca1 DM	114	};
cbaa6ca1 DM	115
2cc32683 DM	116	/* SPI */
2cc32683 DM	117
3ea2e1a4 DM	118	static int spi_internal_chipselect[] = {
	119	MXC_SPI_CS(0),
	120	MXC_SPI_CS(1),
	121	MXC_SPI_CS(2),
	122	};
	123
	124	static struct spi_imx_master spi0_pdata = {
	125	.chipselect = spi_internal_chipselect,
	126	.num_chipselect = ARRAY_SIZE(spi_internal_chipselect),
	127	};
	128
	129	static struct spi_imx_master spi1_pdata = {
	130	.chipselect = spi_internal_chipselect,
	131	.num_chipselect = ARRAY_SIZE(spi_internal_chipselect),
	132	};
	133
2cc32683 DM	134	static struct mc13783_platform_data mc13783_pdata __initdata = {
	135	.flags = MC13783_USE_RTC \| MC13783_USE_TOUCHSCREEN,
	136	};
	137
	138	static struct spi_board_info mc13783_dev __initdata = {
	139	.modalias = "mc13783",
	140	.max_speed_hz = 1000000,
	141	.bus_num = 1,
	142	.chip_select = 0,
	143	.platform_data = &mc13783_pdata,
	144	};
	145
65b1aa13 DM	146	static int mx31lilly_baseboard;
	147	core_param(mx31lilly_baseboard, mx31lilly_baseboard, int, 0444);
	148
	149	static void __init mx31lilly_board_init(void)
	150	{
	151	switch (mx31lilly_baseboard) {
	152	case MX31LILLY_NOBOARD:
	153	break;
1bc34f79 DM	154	case MX31LILLY_DB:
	155	mx31lilly_db_init();
	156	break;
65b1aa13 DM	157	default:
	158	printk(KERN_ERR "Illegal mx31lilly_baseboard type %d\n",
	159	mx31lilly_baseboard);
	160	}
cbaa6ca1 DM	161
	162	mxc_iomux_alloc_pin(MX31_PIN_CS4__CS4, "Ethernet CS");
	163
3ea2e1a4 DM	164	/* SPI */
	165	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SCLK__SCLK, "SPI1_CLK");
	166	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MOSI__MOSI, "SPI1_TX");
	167	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_MISO__MISO, "SPI1_RX");
	168	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SPI_RDY__SPI_RDY, "SPI1_RDY");
	169	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS0__SS0, "SPI1_SS0");
	170	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS1__SS1, "SPI1_SS1");
	171	mxc_iomux_alloc_pin(MX31_PIN_CSPI1_SS2__SS2, "SPI1_SS2");
	172
	173	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SCLK__SCLK, "SPI2_CLK");
	174	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MOSI__MOSI, "SPI2_TX");
	175	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_MISO__MISO, "SPI2_RX");
	176	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SPI_RDY__SPI_RDY, "SPI2_RDY");
	177	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS0__SS0, "SPI2_SS0");
	178	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS1__SS1, "SPI2_SS1");
	179	mxc_iomux_alloc_pin(MX31_PIN_CSPI2_SS2__SS2, "SPI2_SS2");
	180
	181	mxc_register_device(&mxc_spi_device0, &spi0_pdata);
	182	mxc_register_device(&mxc_spi_device1, &spi1_pdata);
2cc32683	183	spi_register_board_info(&mc13783_dev, 1);
3ea2e1a4	184
cbaa6ca1	185	platform_add_devices(devices, ARRAY_SIZE(devices));
65b1aa13 DM	186	}
	187
	188	static void __init mx31lilly_timer_init(void)
	189	{
	190	mx31_clocks_init(26000000);
	191	}
	192
	193	static struct sys_timer mx31lilly_timer = {
	194	.init = mx31lilly_timer_init,
	195	};
	196
	197	MACHINE_START(LILLY1131, "INCO startec LILLY-1131")
	198	.phys_io = AIPS1_BASE_ADDR,
	199	.io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
	200	.boot_params = PHYS_OFFSET + 0x100,
	201	.map_io = mx31_map_io,
c5aa0ad0	202	.init_irq = mx31_init_irq,
65b1aa13 DM	203	.init_machine = mx31lilly_board_init,
	204	.timer = &mx31lilly_timer,
	205	MACHINE_END
	206