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MIPS: RBTX4927: Add GPIO-LED support
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Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Atsushi Nemoto authored and Ralf Baechle committed Oct 30, 2008
1 parent 9cc4581 commit 864cbf8
Showing 1 changed file with 21 additions and 4 deletions.
25 changes: 21 additions & 4 deletions arch/mips/txx9/rbtx4927/setup.c
Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,7 @@
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/leds.h>
#include <asm/io.h>
#include <asm/reboot.h>
#include <asm/txx9/generic.h>
Expand Down Expand Up @@ -210,10 +211,6 @@ static void __init rbtx4927_mem_setup(void)
/* TX4927-SIO DTR on (PIO[15]) */
gpio_request(15, "sio-dtr");
gpio_direction_output(15, 1);
gpio_request(0, "led");
gpio_direction_output(0, 1);
gpio_request(1, "led");
gpio_direction_output(1, 1);

tx4927_sio_init(0, 0);
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
Expand Down Expand Up @@ -315,13 +312,33 @@ static void __init rbtx4927_mtd_init(void)
tx4927_mtd_init(i);
}

static void __init rbtx4927_gpioled_init(void)
{
static struct gpio_led leds[] = {
{ .name = "gpioled:green:0", .gpio = 0, .active_low = 1, },
{ .name = "gpioled:green:1", .gpio = 1, .active_low = 1, },
};
static struct gpio_led_platform_data pdata = {
.num_leds = ARRAY_SIZE(leds),
.leds = leds,
};
struct platform_device *pdev = platform_device_alloc("leds-gpio", 0);

if (!pdev)
return;
pdev->dev.platform_data = &pdata;
if (platform_device_add(pdev))
platform_device_put(pdev);
}

static void __init rbtx4927_device_init(void)
{
toshiba_rbtx4927_rtc_init();
rbtx4927_ne_init();
tx4927_wdt_init();
rbtx4927_mtd_init();
txx9_iocled_init(RBTX4927_LED_ADDR - IO_BASE, -1, 3, 1, "green", NULL);
rbtx4927_gpioled_init();
}

struct txx9_board_vec rbtx4927_vec __initdata = {
Expand Down

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