141 lines
3.1 KiB
C
Executable file
141 lines
3.1 KiB
C
Executable file
/*
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* Renesas Technology Europe RSK+ 7203 Support.
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*
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* Copyright (C) 2008 - 2010 Paul Mundt
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#include <linux/init.h>
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#include <linux/types.h>
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#include <linux/platform_device.h>
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#include <linux/interrupt.h>
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#include <linux/smsc911x.h>
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#include <linux/input.h>
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#include <linux/gpio.h>
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#include <linux/gpio_keys.h>
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#include <linux/leds.h>
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#include <asm/machvec.h>
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#include <asm/io.h>
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#include <cpu/sh7203.h>
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static struct smsc911x_platform_config smsc911x_config = {
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.phy_interface = PHY_INTERFACE_MODE_MII,
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.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
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.irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
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.flags = SMSC911X_USE_32BIT | SMSC911X_SWAP_FIFO,
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};
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static struct resource smsc911x_resources[] = {
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[0] = {
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.start = 0x24000000,
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.end = 0x240000ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 64,
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.end = 64,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device smsc911x_device = {
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.name = "smsc911x",
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.id = -1,
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.num_resources = ARRAY_SIZE(smsc911x_resources),
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.resource = smsc911x_resources,
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.dev = {
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.platform_data = &smsc911x_config,
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},
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};
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static struct gpio_led rsk7203_gpio_leds[] = {
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{
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.name = "green",
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.gpio = GPIO_PE10,
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.active_low = 1,
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}, {
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.name = "orange",
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.default_trigger = "nand-disk",
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.gpio = GPIO_PE12,
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.active_low = 1,
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}, {
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.name = "red:timer",
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.default_trigger = "timer",
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.gpio = GPIO_PC14,
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.active_low = 1,
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}, {
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.name = "red:heartbeat",
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.default_trigger = "heartbeat",
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.gpio = GPIO_PE11,
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.active_low = 1,
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},
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};
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static struct gpio_led_platform_data rsk7203_gpio_leds_info = {
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.leds = rsk7203_gpio_leds,
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.num_leds = ARRAY_SIZE(rsk7203_gpio_leds),
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};
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static struct platform_device led_device = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &rsk7203_gpio_leds_info,
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},
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};
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static struct gpio_keys_button rsk7203_gpio_keys_table[] = {
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{
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.code = BTN_0,
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.gpio = GPIO_PB0,
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.active_low = 1,
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.desc = "SW1",
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}, {
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.code = BTN_1,
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.gpio = GPIO_PB1,
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.active_low = 1,
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.desc = "SW2",
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}, {
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.code = BTN_2,
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.gpio = GPIO_PB2,
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.active_low = 1,
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.desc = "SW3",
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},
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};
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static struct gpio_keys_platform_data rsk7203_gpio_keys_info = {
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.buttons = rsk7203_gpio_keys_table,
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.nbuttons = ARRAY_SIZE(rsk7203_gpio_keys_table),
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.poll_interval = 50, /* default to 50ms */
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};
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static struct platform_device keys_device = {
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.name = "gpio-keys-polled",
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.dev = {
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.platform_data = &rsk7203_gpio_keys_info,
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},
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};
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static struct platform_device *rsk7203_devices[] __initdata = {
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&smsc911x_device,
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&led_device,
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&keys_device,
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};
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static int __init rsk7203_devices_setup(void)
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{
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/* Select pins for SCIF0 */
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gpio_request(GPIO_FN_TXD0, NULL);
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gpio_request(GPIO_FN_RXD0, NULL);
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/* Setup LAN9118: CS1 in 16-bit Big Endian Mode, IRQ0 at Port B */
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__raw_writel(0x36db0400, 0xfffc0008); /* CS1BCR */
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gpio_request(GPIO_FN_IRQ0_PB, NULL);
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return platform_add_devices(rsk7203_devices,
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ARRAY_SIZE(rsk7203_devices));
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}
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device_initcall(rsk7203_devices_setup);
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