1 // SPDX-License-Identifier: GPL-2.0
3 * Renesas Technology Europe RSK+ 7203 Support.
5 * Copyright (C) 2008 - 2010 Paul Mundt
7 #include <linux/init.h>
8 #include <linux/types.h>
9 #include <linux/platform_device.h>
10 #include <linux/interrupt.h>
11 #include <linux/smsc911x.h>
12 #include <linux/input.h>
13 #include <linux/gpio.h>
14 #include <linux/gpio_keys.h>
15 #include <linux/leds.h>
16 #include <asm/machvec.h>
18 #include <cpu/sh7203.h>
20 static struct smsc911x_platform_config smsc911x_config = {
21 .phy_interface = PHY_INTERFACE_MODE_MII,
22 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
23 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
24 .flags = SMSC911X_USE_32BIT | SMSC911X_SWAP_FIFO,
27 static struct resource smsc911x_resources[] = {
31 .flags = IORESOURCE_MEM,
36 .flags = IORESOURCE_IRQ,
40 static struct platform_device smsc911x_device = {
43 .num_resources = ARRAY_SIZE(smsc911x_resources),
44 .resource = smsc911x_resources,
46 .platform_data = &smsc911x_config,
50 static struct gpio_led rsk7203_gpio_leds[] = {
57 .default_trigger = "nand-disk",
62 .default_trigger = "timer",
66 .name = "red:heartbeat",
67 .default_trigger = "heartbeat",
73 static struct gpio_led_platform_data rsk7203_gpio_leds_info = {
74 .leds = rsk7203_gpio_leds,
75 .num_leds = ARRAY_SIZE(rsk7203_gpio_leds),
78 static struct platform_device led_device = {
82 .platform_data = &rsk7203_gpio_leds_info,
86 static struct gpio_keys_button rsk7203_gpio_keys_table[] = {
105 static struct gpio_keys_platform_data rsk7203_gpio_keys_info = {
106 .buttons = rsk7203_gpio_keys_table,
107 .nbuttons = ARRAY_SIZE(rsk7203_gpio_keys_table),
108 .poll_interval = 50, /* default to 50ms */
111 static struct platform_device keys_device = {
112 .name = "gpio-keys-polled",
114 .platform_data = &rsk7203_gpio_keys_info,
118 static struct platform_device *rsk7203_devices[] __initdata = {
124 static int __init rsk7203_devices_setup(void)
126 /* Select pins for SCIF0 */
127 gpio_request(GPIO_FN_TXD0, NULL);
128 gpio_request(GPIO_FN_RXD0, NULL);
130 /* Setup LAN9118: CS1 in 16-bit Big Endian Mode, IRQ0 at Port B */
131 __raw_writel(0x36db0400, 0xfffc0008); /* CS1BCR */
132 gpio_request(GPIO_FN_IRQ0_PB, NULL);
134 return platform_add_devices(rsk7203_devices,
135 ARRAY_SIZE(rsk7203_devices));
137 device_initcall(rsk7203_devices_setup);