/*
* 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
