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Diffstat (limited to 'Documentation/backlight/lp855x-driver.txt')
| -rw-r--r-- | Documentation/backlight/lp855x-driver.txt | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/Documentation/backlight/lp855x-driver.txt b/Documentation/backlight/lp855x-driver.txt index f5e4caafab7..1529394cfe8 100644 --- a/Documentation/backlight/lp855x-driver.txt +++ b/Documentation/backlight/lp855x-driver.txt @@ -35,11 +35,8 @@ For supporting platform specific data, the lp855x platform data can be used. * mode : Brightness control mode. PWM or register based. * device_control : Value of DEVICE CONTROL register. * initial_brightness : Initial value of backlight brightness. -* pwm_data : Platform specific pwm generation functions. +* period_ns : Platform specific PWM period value. unit is nano. Only valid when brightness is pwm input mode. - Functions should be implemented by PWM driver. - - pwm_set_intensity() : set duty of PWM - - pwm_get_intensity() : get current duty of PWM * load_new_rom_data : 0 : use default configuration data 1 : update values of eeprom or eprom registers on loading driver @@ -71,8 +68,5 @@ static struct lp855x_platform_data lp8556_pdata = { .mode = PWM_BASED, .device_control = PWM_CONFIG(LP8556), .initial_brightness = INITIAL_BRT, - .pwm_data = { - .pwm_set_intensity = platform_pwm_set_intensity, - .pwm_get_intensity = platform_pwm_get_intensity, - }, + .period_ns = 1000000, }; |