Cragganmore has a bank of 8 LEDs connected to the memory mapped GPIO
bank, mostly intended for low level diagnostics. Register these with
the LED subsystem for runtime use.
Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
arch/arm/mach-s3c64xx/Kconfig | 1 +
arch/arm/mach-s3c64xx/mach-crag6410.c | 51 +++++++++++++++++++++++++++++++++
2 files changed, 52 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig
index dd20c66..dc45123 100644
--- a/arch/arm/mach-s3c64xx/Kconfig
+++ b/arch/arm/mach-s3c64xx/Kconfig
@@ -296,5 +296,6 @@ config MACH_WLF_CRAGG_6410
select S3C64XX_DEV_SPI0
select SAMSUNG_GPIO_EXTRA128
select I2C
+ select LEDS_GPIO_REGISTER
help
Machine support for the Wolfson Cragganmore S3C6410 variant.
diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c
index d0308f0..139d16e 100644
--- a/arch/arm/mach-s3c64xx/mach-crag6410.c
+++ b/arch/arm/mach-s3c64xx/mach-crag6410.c
@@ -19,6 +19,7 @@
#include <linux/io.h>
#include <linux/init.h>
#include <linux/gpio.h>
+#include <linux/leds.h>
#include <linux/delay.h>
#include <linux/mmc/host.h>
#include <linux/regulator/machine.h>
@@ -710,6 +711,54 @@ static struct s3c_sdhci_platdata crag6410_hsmmc0_pdata = {
.host_caps = MMC_CAP_POWER_OFF_CARD,
};
+static const struct gpio_led gpio_leds[] = {
+ {
+ .name = "d13:green:",
+ .gpio = MMGPIO_GPIO_BASE + 0,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "d14:green:",
+ .gpio = MMGPIO_GPIO_BASE + 1,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "d15:green:",
+ .gpio = MMGPIO_GPIO_BASE + 2,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "d16:green:",
+ .gpio = MMGPIO_GPIO_BASE + 3,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "d17:green:",
+ .gpio = MMGPIO_GPIO_BASE + 4,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "d18:green:",
+ .gpio = MMGPIO_GPIO_BASE + 5,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "d19:green:",
+ .gpio = MMGPIO_GPIO_BASE + 6,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "d20:green:",
+ .gpio = MMGPIO_GPIO_BASE + 7,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+};
+
+static const struct gpio_led_platform_data gpio_leds_pdata = {
+ .leds = gpio_leds,
+ .num_leds = ARRAY_SIZE(gpio_leds),
+};
+
static void __init crag6410_machine_init(void)
{
/* Open drain IRQs need pullups */
@@ -743,6 +792,8 @@ static void __init crag6410_machine_init(void)
platform_add_devices(crag6410_devices, ARRAY_SIZE(crag6410_devices));
+ gpio_led_register_device(-1, &gpio_leds_pdata);
+
regulator_has_full_constraints();
s3c64xx_pm_init();
--
1.7.7.3
--
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