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Searched refs:ktd253 (Results 1 – 4 of 4) sorted by relevance

/OK3568_Linux_fs/kernel/drivers/video/backlight/
H A Dktd253-backlight.c38 static void ktd253_backlight_set_max_ratio(struct ktd253_backlight *ktd253) in ktd253_backlight_set_max_ratio() argument
40 gpiod_set_value_cansleep(ktd253->gpiod, 1); in ktd253_backlight_set_max_ratio()
45 static int ktd253_backlight_stepdown(struct ktd253_backlight *ktd253) in ktd253_backlight_stepdown() argument
63 gpiod_set_value(ktd253->gpiod, 0); in ktd253_backlight_stepdown()
65 gpiod_set_value(ktd253->gpiod, 1); in ktd253_backlight_stepdown()
68 dev_err(ktd253->dev, "PCM on backlight took too long (%llu ns)\n", ns); in ktd253_backlight_stepdown()
77 struct ktd253_backlight *ktd253 = bl_get_data(bl); in ktd253_backlight_update_status() local
80 u16 current_ratio = ktd253->ratio; in ktd253_backlight_update_status()
83 dev_dbg(ktd253->dev, "new brightness/ratio: %d/32\n", brightness); in ktd253_backlight_update_status()
92 gpiod_set_value_cansleep(ktd253->gpiod, 0); in ktd253_backlight_update_status()
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H A DMakefile38 obj-$(CONFIG_BACKLIGHT_KTD253) += ktd253-backlight.o
/OK3568_Linux_fs/kernel/arch/arm/boot/dts/
H A Dste-ux500-samsung-skomer.dts111 ktd253: backlight { label
112 compatible = "kinetic,ktd253";
405 backlight = <&ktd253>;
/OK3568_Linux_fs/kernel/
H A DMAINTAINERS9840 F: Documentation/devicetree/bindings/leds/backlight/kinetic,ktd253.yaml
9841 F: drivers/video/backlight/ktd253-backlight.c