[PATCH v5 21/24] ARM: tegra: nexus7: Use common LVDS display device-tree

Dmitry Osipenko
2021-12-08T17:38:36Z

From: Maxim Schwalm <maxim.schwalm@gmail.com>

Make Nexus 7 device-tree to use common LVDS bridge description. This makes
device-trees more consistent.

[digetx@gmail.com: factored Nexus7 change into separate patch and wrote commit message]
Signed-off-by: Maxim Schwalm <maxim.schwalm@gmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
.../tegra30-asus-nexus7-grouper-common.dtsi | 54 ++-----------------
1 file changed, 3 insertions(+), 51 deletions(-)

diff --git a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi
index e6aed19a5f3b..861ac96bd806 100644
--- a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi
+++ b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi
@@ -8,6 +8,7 @@
#include "tegra30.dtsi"
#include "tegra30-cpu-opp.dtsi"
#include "tegra30-cpu-opp-microvolt.dtsi"
+#include "tegra30-asus-lvds-display.dtsi"

/ {
aliases {
@@ -59,21 +60,6 @@ trustzone@bfe00000 {
};
};

- host1x@50000000 {
- dc@54200000 {
- rgb {
- status = "okay";
-
- port@0 {
- lcd_output: endpoint {
- remote-endpoint = <&lvds_encoder_input>;
- bus-width = <24>;
- };
- };
- };
- };
- };
-
gpio@6000d000 {
init-mode-hog {
gpio-hog;
@@ -1114,20 +1100,14 @@ display-panel {
*/
compatible = "panel-lvds";

- power-supply = <&vdd_pnl>;
- backlight = <&backlight>;
-
width-mm = <94>;
height-mm = <150>;
rotation = <180>;

data-mapping = "jeida-24";

- port {
- panel_input: endpoint {
- remote-endpoint = <&lvds_encoder_output>;
- };
- };
+ /* DDC unconnected on Nexus 7 */
+ /delete-property/ ddc-i2c-bus;
};

firmware {
@@ -1179,34 +1159,6 @@ volume-down {
};
};

- lvds-encoder {
- compatible = "ti,sn75lvds83", "lvds-encoder";
-
- powerdown-gpios = <&gpio TEGRA_GPIO(N, 6) GPIO_ACTIVE_LOW>;
- power-supply = <&vdd_3v3_sys>;
-
- ports {
- #address-cells = <1>;
- #size-cells = <0>;
-
- port@0 {
- reg = <0>;
-
- lvds_encoder_input: endpoint {
- remote-endpoint = <&lcd_output>;
- };
- };
-
- port@1 {
- reg = <1>;
-
- lvds_encoder_output: endpoint {
- remote-endpoint = <&panel_input>;
- };
- };
- };
- };
-
vdd_5v0_sys: regulator-5v0 {
compatible = "regulator-fixed";
regulator-name = "vdd_5v0";
--
2.33.1