diff options
| author | Jagan Teki <jagan@amarulasolutions.com> | 2017-03-24 19:18:37 +0300 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2017-04-10 11:16:14 +0300 |
| commit | 3e176720e6a6de2426f364dc806659f51095bb9f (patch) | |
| tree | 1a657be5a19f43348144b72155a42ab411aa047a /arch/arm/boot/dts/imx6ul-isiot.dtsi | |
| parent | f3e16144d391025fcb9565e589ce803c905abe73 (diff) | |
| download | linux-3e176720e6a6de2426f364dc806659f51095bb9f.tar.xz | |
ARM: dts: imx6ul-isiot: Add backlight support for lcdif
This patch add support for lcdif backlight on Is.IoT MX6UL
variant boards.
Cc: Matteo Lisi <matteo.lisi@engicam.com>
Cc: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/imx6ul-isiot.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/imx6ul-isiot.dtsi | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6ul-isiot.dtsi b/arch/arm/boot/dts/imx6ul-isiot.dtsi index 0b43699af3e3..5ccc3dfd1ed8 100644 --- a/arch/arm/boot/dts/imx6ul-isiot.dtsi +++ b/arch/arm/boot/dts/imx6ul-isiot.dtsi @@ -52,6 +52,29 @@ chosen { stdout-path = &uart1; }; + + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm8 0 100000>; + brightness-levels = < 0 1 2 3 4 5 6 7 8 9 + 10 11 12 13 14 15 16 17 18 19 + 20 21 22 23 24 25 26 27 28 29 + 30 31 32 33 34 35 36 37 38 39 + 40 41 42 43 44 45 46 47 48 49 + 50 51 52 53 54 55 56 57 58 59 + 60 61 62 63 64 65 66 67 68 69 + 70 71 72 73 74 75 76 77 78 79 + 80 81 82 83 84 85 86 87 88 89 + 90 91 92 93 94 95 96 97 98 99 + 100>; + default-brightness-level = <100>; + }; +}; + +&pwm8 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pwm8>; + status = "okay"; }; &uart1 { @@ -72,6 +95,12 @@ }; &iomuxc { + pinctrl_pwm8: pwm8grp { + fsl,pins = < + MX6UL_PAD_ENET1_RX_ER__PWM8_OUT 0x110b0 + >; + }; + pinctrl_uart1: uart1grp { fsl,pins = < MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1 |