Messages in this thread Patch in this message | | | From | Neil Armstrong <> | Subject | [PATCH 3/3] arm64: dts: meson-axg-s400: add MIPI DSI panel nodes | Date | Mon, 7 Sep 2020 10:33:00 +0200 |
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This adds the nodes for : - Backlight of the tl070wsh30 panel - MIPI-DSI attributes - TDO TL070WSH30 TFT-LCD panel
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> --- .../arm64/boot/dts/amlogic/meson-axg-s400.dts | 49 ++++++++++++++++++- 1 file changed, 48 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts index cb1360ae1211..abfad67ca06b 100644 --- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts +++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts @@ -7,6 +7,7 @@ #include "meson-axg.dtsi" #include <dt-bindings/input/input.h> +#include <dt-bindings/pwm/pwm.h> / { compatible = "amlogic,s400", "amlogic,a113d", "amlogic,meson-axg"; @@ -116,6 +117,16 @@ reg = <0x0 0x0 0x0 0x40000000>; }; + panel_backlight: backlight { + compatible = "pwm-backlight"; + pwms = <&pwm_ab 1 78125 PWM_POLARITY_INVERTED>; + enable-gpios = <&gpio GPIOZ_5 GPIO_ACTIVE_HIGH>; + power-supply = <&vcc_5v>; + brightness-levels = <0 255>; + num-interpolated-steps = <255>; + default-brightness-level = <250>; + }; + main_12v: regulator-main_12v { compatible = "regulator-fixed"; regulator-name = "12V"; @@ -434,6 +445,42 @@ }; }; + +&mipi_dsi { + status = "okay"; + + assigned-clocks = <&clkc CLKID_GP0_PLL>; + assigned-clock-rates = <283500000>; + + panel@0 { + compatible = "tdo,tl070wsh30"; + reset-gpios = <&gpio GPIOZ_6 GPIO_ACTIVE_LOW>; + power-supply = <&vcc_3v3>; + backlight = <&panel_backlight>; + reg = <0>; + + port { + mipi_in_panel: endpoint { + remote-endpoint = <&mipi_out_panel>; + }; + }; + }; +}; + +&mipi_pcie_analog_dphy { + status = "okay"; +}; + +&mipi_dphy { + status = "okay"; +}; + +&mipi_dsi_panel_port { + mipi_out_panel: endpoint { + remote-endpoint = <&mipi_in_panel>; + }; +}; + &pdm { pinctrl-0 = <&pdm_dclk_a14_pins>, <&pdm_din0_pins>, <&pdm_din1_pins>, <&pdm_din2_pins>, <&pdm_din3_pins>; @@ -443,7 +490,7 @@ &pwm_ab { status = "okay"; - pinctrl-0 = <&pwm_a_x20_pins>; + pinctrl-0 = <&pwm_a_x20_pins>, <&pwm_b_z_pins>; pinctrl-names = "default"; }; -- 2.22.0
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