The pwm-backlight driver now takes a mandatory regulator that is gotten during driver probe. Initialize a dummy regulator to satisfy this requirement. Signed-off-by: Andrew Chew <achew@xxxxxxxxxx> --- arch/unicore32/kernel/puv3-nb0916.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/unicore32/kernel/puv3-nb0916.c b/arch/unicore32/kernel/puv3-nb0916.c index 181108b..ff84d77 100644 --- a/arch/unicore32/kernel/puv3-nb0916.c +++ b/arch/unicore32/kernel/puv3-nb0916.c @@ -19,6 +19,8 @@ #include <linux/reboot.h> #include <linux/interrupt.h> #include <linux/i2c.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> #include <linux/pwm_backlight.h> #include <linux/gpio.h> #include <linux/gpio_keys.h> @@ -49,6 +51,10 @@ static struct resource puv3_i2c_resources[] = { } }; +/* Dummy regulator for pwm-backlight driver */ +static struct regulator_consumer_supply backlight_supply = + REGULATOR_SUPPLY("enable", "pwm-backlight"); + static struct platform_pwm_backlight_data nb0916_backlight_data = { .pwm_id = 0, .max_brightness = 100, @@ -111,6 +117,9 @@ int __init mach_nb0916_init(void) platform_device_register_simple("PKUnity-v3-I2C", -1, puv3_i2c_resources, ARRAY_SIZE(puv3_i2c_resources)); + regulator_register_always_on(-1, "backlight-enable", + &backlight_supply, 1, 0); + platform_device_register_data(&platform_bus, "pwm-backlight", -1, &nb0916_backlight_data, sizeof(nb0916_backlight_data)); -- 1.8.1.5 -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html