avr32: MRMT: use generic leds_pwm driver

Switch to the generic leds_pwm driver instead of leds-atmel-pwm.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Hans-Christian Egtvedt <egtvedt@samfundet.no>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

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 );