diff options
Diffstat (limited to 'arch/avr32/boards/atngw100/mrmt.c')
| -rw-r--r-- | arch/avr32/boards/atngw100/mrmt.c | 34 |
1 files changed, 22 insertions, 12 deletions
diff --git a/arch/avr32/boards/atngw100/mrmt.c b/arch/avr32/boards/atngw100/mrmt.c index 1ba09e4c02b1..91146b416cdb 100644 --- a/arch/avr32/boards/atngw100/mrmt.c +++ b/arch/avr32/boards/atngw100/mrmt.c @@ -17,6 +17,8 @@ #include <linux/types.h> #include <linux/fb.h> #include <linux/leds.h> +#include <linux/pwm.h> +#include <linux/leds_pwm.h> #include <linux/input.h> #include <linux/gpio_keys.h> #include <linux/atmel_serial.h> @@ -155,21 +157,28 @@ static struct platform_device rmt_ts_device = { #ifdef CONFIG_BOARD_MRMT_BL_PWM /* PWM LEDs: LCD Backlight, etc */ -static struct gpio_led rmt_pwm_led[] = { - /* here the "gpio" is actually a PWM channel */ - { .name = "backlight", .gpio = PWM_CH_BL, }, +static struct pwm_lookup pwm_lookup[] = { + PWM_LOOKUP("at91sam9rl-pwm", PWM_CH_BL, "leds_pwm", "ds1", + 5000, PWM_POLARITY_INVERSED), }; -static struct gpio_led_platform_data rmt_pwm_led_data = { - .num_leds = ARRAY_SIZE(rmt_pwm_led), - .leds = rmt_pwm_led, +static struct led_pwm pwm_leds[] = { + { + .name = "backlight", + .max_brightness = 255, + }, +}; + +static struct led_pwm_platform_data pwm_data = { + .num_leds = ARRAY_SIZE(pwm_leds), + .leds = pwm_leds, }; -static struct platform_device rmt_pwm_led_dev = { - .name = "leds-atmel-pwm", - .id = -1, - .dev = { - .platform_data = &rmt_pwm_led_data, +static struct platform_device leds_pwm = { + .name = "leds_pwm", + .id = -1, + .dev = { + .platform_data = &pwm_data, }, }; #endif @@ -325,7 +334,8 @@ static int __init mrmt1_init(void) #ifdef CONFIG_BOARD_MRMT_BL_PWM /* Use PWM for Backlight controls */ at32_add_device_pwm(1 << PWM_CH_BL); - platform_device_register(&rmt_pwm_led_dev); + pwm_add_table(pwm_lookup, ARRAY_SIZE(pwm_lookup)); + platform_device_register(&leds_pwm); #else /* Backlight always on */ udelay( 1 ); |