diff options
| author |   Julien Massot <julien.massot@collabora.com> | 2025-03-04 15:01:55 +0100 |
|---|---|---|
| committer |   AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> | 2025-03-06 10:53:07 +0100 |
| commit | d34c0f3003587026069e3751babba2ab17b8f74f (patch) | |
| tree | 773069f5f6f20af02d3386a0e82b0b07ae3fc5b0 | |
| parent | arm64: dts: mediatek: mt8390-genio-common: Add delay codec for DMIC (diff) | |
| download | wireguard-linux-d34c0f3003587026069e3751babba2ab17b8f74f.tar.xz wireguard-linux-d34c0f3003587026069e3751babba2ab17b8f74f.zip | |
arm64: dts: mediatek: mt8395-nio-12l: Prepare MIPI DSI port
This board can use a MIPI-DSI panel on the DSI0 connector: in
preparation for adding an overlay for the Radxa Display 8HD,
add the backlight, and some definitions for pins available
through the DSI0 port.
Signed-off-by: Julien Massot <julien.massot@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20250304-radxa-panel-overlay-v2-1-3ee6797d3f86@collabora.com
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
| -rw-r--r-- | arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts b/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts index 7184dc99296c..1c922e98441a 100644 --- a/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts +++ b/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts @@ -48,6 +48,18 @@ reg = <0 0x40000000 0x1 0x0>; }; + backlight: backlight { + compatible = "pwm-backlight"; + brightness-levels = <0 1023>; + default-brightness-level = <576>; + enable-gpios = <&pio 107 GPIO_ACTIVE_HIGH>; + num-interpolated-steps = <1023>; + pinctrl-names = "default"; + pinctrl-0 = <&dsi0_backlight_pins>; + pwms = <&disp_pwm0 0 500000>; + status = "disabled"; + }; + wifi_vreg: regulator-wifi-3v3-en { compatible = "regulator-fixed"; regulator-name = "wifi_3v3_en"; @@ -502,6 +514,13 @@ &pio { mediatek,rsel-resistance-in-si-unit; + dsi0_backlight_pins: dsi0-backlight-pins { + pins-backlight-en { + pinmux = <PINMUX_GPIO107__FUNC_GPIO107>; + output-high; + }; + }; + eth_default_pins: eth-default-pins { pins-cc { pinmux = <PINMUX_GPIO85__FUNC_GBE_TXC>, @@ -699,6 +718,13 @@ }; }; + panel_default_pins: panel-pins { + pins-rst { + pinmux = <PINMUX_GPIO108__FUNC_GPIO108>; + bias-pull-up; + }; + }; + pcie0_default_pins: pcie0-default-pins { pins-bus { pinmux = <PINMUX_GPIO19__FUNC_WAKEN>, @@ -717,6 +743,12 @@ }; }; + pwm0_default_pins: pwm0-pins { + pins-disp-pwm { + pinmux = <PINMUX_GPIO97__FUNC_DISP_PWM0>; + }; + }; + spi1_pins: spi1-default-pins { pins-bus { pinmux = <PINMUX_GPIO136__FUNC_SPIM1_CSB>, @@ -737,6 +769,19 @@ }; }; + touch_pins: touch-pins { + pins-touch-int { + pinmux = <PINMUX_GPIO132__FUNC_GPIO132>; + input-enable; + bias-disable; + }; + + pins-touch-rst { + pinmux = <PINMUX_GPIO133__FUNC_GPIO133>; + output-high; + }; + }; + uart0_pins: uart0-pins { pins-bus { pinmux = <PINMUX_GPIO98__FUNC_UTXD0>, |