[PATCH] arm64: dts: qcom: c630: Define eDP bridge and panel

From: Bjorn Andersson
Date: Fri Nov 27 2020 - 22:58:00 EST


The Lenovo Yoga C630 drives the Boe NV133FHM-N61 eDP display from DSI
using a TI SN65DSI86 bridge chip on I2C 10. Define the bridge and eDP
panel and enable the display blocks.

Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---
.../boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | 100 ++++++++++++++++++
1 file changed, 100 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
index f956dbf664c1..bdd5d92ee6c3 100644
--- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
+++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
@@ -44,6 +44,26 @@ mode {
linux,code = <SW_TABLET_MODE>;
};
};
+
+ panel {
+ compatible = "boe,nv133fhm-n61";
+ no-hpd;
+
+ ports {
+ port {
+ panel_in_edp: endpoint {
+ remote-endpoint = <&sn65dsi86_out>;
+ };
+ };
+ };
+ };
+
+ sn65dsi86_refclk: sn65dsi86-refclk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+
+ clock-frequency = <19200000>;
+ };
};

&adsp_pas {
@@ -260,6 +280,25 @@ &cdsp_pas {
status = "okay";
};

+&dsi0 {
+ status = "okay";
+ vdda-supply = <&vreg_l26a_1p2>;
+
+ ports {
+ port@1 {
+ endpoint {
+ remote-endpoint = <&sn65dsi86_in_a>;
+ data-lanes = <0 1 2 3>;
+ };
+ };
+ };
+};
+
+&dsi0_phy {
+ status = "okay";
+ vdds-supply = <&vreg_l1a_0p875>;
+};
+
&gcc {
protected-clocks = <GCC_QSPI_CORE_CLK>,
<GCC_QSPI_CORE_CLK_SRC>,
@@ -328,6 +367,45 @@ tsc1: hid@10 {
};
};

+&i2c10 {
+ status = "okay";
+ clock-frequency = <400000>;
+
+ sn65dsi86: bridge@2c {
+ compatible = "ti,sn65dsi86";
+ reg = <0x2c>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sn65dsi86_pin_active>;
+
+ enable-gpios = <&tlmm 96 GPIO_ACTIVE_HIGH>;
+
+ vpll-supply = <&vreg_l14a_1p88>;
+ vccio-supply = <&vreg_l14a_1p88>;
+
+ clocks = <&sn65dsi86_refclk>;
+ clock-names = "refclk";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ sn65dsi86_in_a: endpoint {
+ remote-endpoint = <&dsi0_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ sn65dsi86_out: endpoint {
+ remote-endpoint = <&panel_in_edp>;
+ };
+ };
+ };
+ };
+};
+
&i2c11 {
status = "okay";
clock-frequency = <400000>;
@@ -344,10 +422,26 @@ ecsh: hid@5c {
};
};

+&mdss {
+ status = "okay";
+};
+
+&mdss_mdp {
+ status = "okay";
+};
+
&mss_pil {
firmware-name = "qcom/LENOVO/81JL/qcdsp1v2850.mbn", "qcom/LENOVO/81JL/qcdsp2850.mbn";
};

+&qup_i2c10_default {
+ pinconf {
+ pins = "gpio55", "gpio56";
+ drive-strength = <2>;
+ bias-disable;
+ };
+};
+
&qup_i2c12_default {
drive-strength = <2>;
bias-disable;
@@ -454,6 +548,12 @@ codec {
&tlmm {
gpio-reserved-ranges = <0 4>, <81 4>;

+ sn65dsi86_pin_active: sn65dsi86-enable {
+ pins = "gpio96";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
i2c3_hid_active: i2c2-hid-active {
pins = "gpio37";
function = "gpio";
--
2.29.2