pwm-backlight: set default devname as rk28_bl, to make Android happy

diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index 40b130fe1c6e0db0768df95c26d2e6e6bdf0cb17..209d5a085f9da3759e5d7aec8557389c432e6d99 100644 (file)
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -301,6 +301,9 @@ static int pwm_backlight_probe(struct platform_device *pdev)
        memset(&props, 0, sizeof(struct backlight_properties));
        props.type = BACKLIGHT_RAW;
        props.max_brightness = data->max_brightness;
+#ifdef CONFIG_ARCH_ROCKCHIP
+       dev_set_name(&pdev->dev, "rk28_bl");
+#endif
        bl = backlight_device_register(dev_name(&pdev->dev), &pdev->dev, pb,
                                       &pwm_backlight_ops, &props);
        if (IS_ERR(bl)) {