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137 lines
3.0 KiB
137 lines
3.0 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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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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#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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