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ARM: mach-orion5x: convert custom LED code to gpio_led and LED CPU tr…
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…igger

Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
Acked-by: Nicolas Pitre <nico@fluxnic.net>
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Bryan Wu committed Aug 1, 2012
1 parent 408a4b2 commit 77a4949
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Showing 4 changed files with 22 additions and 53 deletions.
1 change: 0 additions & 1 deletion arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c
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Expand Up @@ -18,7 +18,6 @@
#include <linux/ethtool.h>
#include <net/dsa.h>
#include <asm/mach-types.h>
#include <asm/leds.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include <mach/orion5x.h>
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1 change: 0 additions & 1 deletion arch/arm/mach-orion5x/rd88f5181l-ge-setup.c
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Expand Up @@ -19,7 +19,6 @@
#include <linux/i2c.h>
#include <net/dsa.h>
#include <asm/mach-types.h>
#include <asm/leds.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include <mach/orion5x.h>
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72 changes: 22 additions & 50 deletions arch/arm/mach-orion5x/rd88f5182-setup.c
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Expand Up @@ -19,8 +19,8 @@
#include <linux/mv643xx_eth.h>
#include <linux/ata_platform.h>
#include <linux/i2c.h>
#include <linux/leds.h>
#include <asm/mach-types.h>
#include <asm/leds.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include <mach/orion5x.h>
Expand Down Expand Up @@ -53,12 +53,6 @@
#define RD88F5182_PCI_SLOT0_IRQ_A_PIN 7
#define RD88F5182_PCI_SLOT0_IRQ_B_PIN 6

/*
* GPIO Debug LED
*/

#define RD88F5182_GPIO_DBG_LED 0

/*****************************************************************************
* 16M NOR Flash on Device bus CS1
****************************************************************************/
Expand All @@ -83,55 +77,32 @@ static struct platform_device rd88f5182_nor_flash = {
.resource = &rd88f5182_nor_flash_resource,
};

#ifdef CONFIG_LEDS

/*****************************************************************************
* Use GPIO debug led as CPU active indication
* Use GPIO LED as CPU active indication
****************************************************************************/

static void rd88f5182_dbgled_event(led_event_t evt)
{
int val;

if (evt == led_idle_end)
val = 1;
else if (evt == led_idle_start)
val = 0;
else
return;

gpio_set_value(RD88F5182_GPIO_DBG_LED, val);
}

static int __init rd88f5182_dbgled_init(void)
{
int pin;

if (machine_is_rd88f5182()) {
pin = RD88F5182_GPIO_DBG_LED;
#define RD88F5182_GPIO_LED 0

if (gpio_request(pin, "DBGLED") == 0) {
if (gpio_direction_output(pin, 0) != 0) {
printk(KERN_ERR "rd88f5182_dbgled_init failed "
"to set output pin %d\n", pin);
gpio_free(pin);
return 0;
}
} else {
printk(KERN_ERR "rd88f5182_dbgled_init failed "
"to request gpio %d\n", pin);
return 0;
}

leds_event = rd88f5182_dbgled_event;
}

return 0;
}
static struct gpio_led rd88f5182_gpio_led_pins[] = {
{
.name = "rd88f5182:cpu",
.default_trigger = "cpu0",
.gpio = RD88F5182_GPIO_LED,
},
};

__initcall(rd88f5182_dbgled_init);
static struct gpio_led_platform_data rd88f5182_gpio_led_data = {
.leds = rd88f5182_gpio_led_pins,
.num_leds = ARRAY_SIZE(rd88f5182_gpio_led_pins),
};

#endif
static struct platform_device rd88f5182_gpio_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &rd88f5182_gpio_led_data,
},
};

/*****************************************************************************
* PCI
Expand Down Expand Up @@ -298,6 +269,7 @@ static void __init rd88f5182_init(void)

orion5x_setup_dev1_win(RD88F5182_NOR_BASE, RD88F5182_NOR_SIZE);
platform_device_register(&rd88f5182_nor_flash);
platform_device_register(&rd88f5182_gpio_leds);

i2c_register_board_info(0, &rd88f5182_i2c_rtc, 1);
}
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1 change: 0 additions & 1 deletion arch/arm/mach-orion5x/rd88f6183ap-ge-setup.c
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Expand Up @@ -20,7 +20,6 @@
#include <linux/ethtool.h>
#include <net/dsa.h>
#include <asm/mach-types.h>
#include <asm/leds.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include <mach/orion5x.h>
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