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author | Philippe Schenker <philippe.schenker@toradex.com> | 2019-08-19 14:24:50 +0200 |
---|---|---|
committer | Oleksandr Suvorov <oleksandr.suvorov@toradex.com> | 2021-01-27 20:36:39 +0200 |
commit | 4042b25822aec698208721cb262e0ce545d6b263 (patch) | |
tree | 7a25cb8c95dd5eb2109047d5aa44303140f09bc0 /arch/arm/boot/dts/imx6q-apalis-eval.dts | |
parent | ab8f639a36e95fac99705bcb43b7aa7d21ca07d7 (diff) |
ARM: dts: (apalis|colibri): unify backlight settings
This commit unifys the backlight settings. All displays sold by Toradex
are now supporting 150Hz as a PWM backlight typical frequency.
Use this value for all SoM's and put also some better default values
for different brightness.
Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
(cherry picked from commit 0f2115c3c8934714e88a768ace4c324d08ac9039)
Conflicts:
arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dts
arch/arm64/boot/dts/freescale/fsl-imx8qxp-colibri-aster.dts
arch/arm64/boot/dts/freescale/fsl-imx8qxp-colibri-eval-v3.dtsi
arch/arm64/boot/dts/freescale/fsl-imx8qxp-colibri-lvds-dual-eval-v3.dts
arch/arm64/boot/dts/freescale/fsl-imx8qxp-colibri-lvds-single-eval-v3.dts
arch/arm64/boot/dts/freescale/fsl-imx8qxp-colibri.dtsi
Do not apply this patch on imx8 dts, as I will pull them in separately
later on.
Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
Diffstat (limited to 'arch/arm/boot/dts/imx6q-apalis-eval.dts')
-rw-r--r-- | arch/arm/boot/dts/imx6q-apalis-eval.dts | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/arch/arm/boot/dts/imx6q-apalis-eval.dts b/arch/arm/boot/dts/imx6q-apalis-eval.dts index cb72cd78954e..3184100f4850 100644 --- a/arch/arm/boot/dts/imx6q-apalis-eval.dts +++ b/arch/arm/boot/dts/imx6q-apalis-eval.dts @@ -46,6 +46,7 @@ #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> #include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/pwm/pwm.h> #include "imx6q.dtsi" #include "imx6qdl-apalis.dtsi" @@ -167,17 +168,10 @@ }; &backlight { -#if 0 /* PWM polarity: if 1 is brightest */ - pwms = <&pwm4 0 5000000 0>; -#if 0 /* Fusion 7 needs 10kHz PWM frequency */ - pwms = <&pwm4 0 100000 0>; -#endif -#else /* PWM polarity: if 0 is brightest */ - pwms = <&pwm4 0 5000000 1>; -#endif - brightness-levels = <0 127 191 223 239 247 251 255>; - default-brightness-level = <1>; + brightness-levels = <0 45 63 88 119 158 203 255>; + default-brightness-level = <4>; power-supply = <®_3v3_sw>; + pwms = <&pwm4 0 6666667 PWM_POLARITY_INVERTED>; status = "okay"; }; |