Mark Brown wrote:
>
> 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
OK, will apply.
Thanks.
Best regards,
Kgene.
--
Kukjin Kim <kgene.kim@xxxxxxxxxxx>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.
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