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// SPDX-License-Identifier: GPL-2.0
/*
* Renesas Technology Europe RSK+ 7203 Support.
*
* Copyright (C) 2008 - 2010 Paul Mundt
*/
#include <linux/init.h>
#include <linux/types.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/smsc911x.h>
#include <linux/input.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/leds.h>
#include <asm/machvec.h>
#include <asm/io.h>
#include <cpu/sh7203.h>
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_SWAP_FIFO,
};
static struct resource smsc911x_resources[] = {
[0] = {
.start = 0x24000000,
.end = 0x240000ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 64,
.end = 64,
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device smsc911x_device = {
.name = "smsc911x",
.id = -1,
.num_resources = ARRAY_SIZE(smsc911x_resources),
.resource = smsc911x_resources,
.dev = {
.platform_data = &smsc911x_config,
},
};
static struct gpio_led rsk7203_gpio_leds[] = {
{
.name = "green",
.gpio = GPIO_PE10,
.active_low = 1,
}, {
.name = "orange",
.default_trigger = "nand-disk",
.gpio = GPIO_PE12,
.active_low = 1,
}, {
.name = "red:timer",
.default_trigger = "timer",
.gpio = GPIO_PC14,
.active_low = 1,
}, {
.name = "red:heartbeat",
.default_trigger = "heartbeat",
.gpio = GPIO_PE11,
.active_low = 1,
},
};
static struct gpio_led_platform_data rsk7203_gpio_leds_info = {
.leds = rsk7203_gpio_leds,
.num_leds = ARRAY_SIZE(rsk7203_gpio_leds),
};
static struct platform_device led_device = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &rsk7203_gpio_leds_info,
},
};
static struct gpio_keys_button rsk7203_gpio_keys_table[] = {
{
.code = BTN_0,
.gpio = GPIO_PB0,
.active_low = 1,
.desc = "SW1",
}, {
.code = BTN_1,
.gpio = GPIO_PB1,
.active_low = 1,
.desc = "SW2",
}, {
.code = BTN_2,
.gpio = GPIO_PB2,
.active_low = 1,
.desc = "SW3",
},
};
static struct gpio_keys_platform_data rsk7203_gpio_keys_info = {
.buttons = rsk7203_gpio_keys_table,
.nbuttons = ARRAY_SIZE(rsk7203_gpio_keys_table),
.poll_interval = 50, /* default to 50ms */
};
static struct platform_device keys_device = {
.name = "gpio-keys-polled",
.dev = {
.platform_data = &rsk7203_gpio_keys_info,
},
};
static struct platform_device *rsk7203_devices[] __initdata = {
&smsc911x_device,
&led_device,
&keys_device,
};
static int __init rsk7203_devices_setup(void)
{
/* Select pins for SCIF0 */
gpio_request(GPIO_FN_TXD0, NULL);
gpio_request(GPIO_FN_RXD0, NULL);
/* Setup LAN9118: CS1 in 16-bit Big Endian Mode, IRQ0 at Port B */
__raw_writel(0x36db0400, 0xfffc0008); /* CS1BCR */
gpio_request(GPIO_FN_IRQ0_PB, NULL);
return platform_add_devices(rsk7203_devices,
ARRAY_SIZE(rsk7203_devices));
}
device_initcall(rsk7203_devices_setup);
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