korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-15 16:24:13 +08:00
Code Issues Packages Projects Releases Wiki Activity

avr32: MRMT: use generic leds_pwm driver

Browse Source 
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>
This commit is contained in:
Alexandre Belloni 2014-05-29 01:20:12 +02:00 committed by Nicolas Ferre
parent 2c43ec9448
commit 035c3d2a45
1 changed files with 22 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
arch/avr32/boards/atngw100/mrmt.c
View File

@ -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 platform_device rmt_pwm_led_dev = {
.name = "leds-atmel-pwm",
.id = -1,
.dev = {
.platform_data = &rmt_pwm_led_data,
static struct led_pwm_platform_data pwm_data = {
.num_leds = ARRAY_SIZE(pwm_leds),
.leds = pwm_leds,
};
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 );