[PATCH v4 3/3] arm64: dts: sdm845: Add display nodes to MTP dts

Jeykumar Sankaran
2018-11-02T22:26:16Z

Add mdss, dsi, dsi_phy, dsi pinctrl and truly nt35597 panel nodes to
sdm845 MTP board dtsi.

Changes in v4:
- patch introduced in the series
- move around added nodes to preserve alphabetical order (Doug Anderson)

Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>
---
arch/arm64/boot/dts/qcom/sdm845-mtp.dts | 124 ++++++++++++++++++++++++++++++++
1 file changed, 124 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
index eedfaf8..eb2a05b 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
@@ -7,6 +7,7 @@

/dts-v1/;

+#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
#include "sdm845.dtsi"

@@ -343,11 +344,118 @@
};
};

+&dsi0 {
+ status = "okay";
+ qcom,dual-dsi-mode;
+ qcom,master-dsi;
+ qcom,sync-dual-dsi;
+
+ vdda-supply = <&vdda_mipi_dsi0_1p2>;
+
+ panel@0 {
+ compatible = "truly,nt35597-2K-display";
+ reg = <0>;
+
+ vdda-supply = <&vreg_l14a_1p88>;
+ vdispp-supply = <&lab_regulator>;
+ vdispn-supply = <&ibb_regulator>;
+
+ pinctrl-names = "default", "suspend";
+ pinctrl-0 = <&dpu_dsi_active>;
+ pinctrl-1 = <&dpu_dsi_suspend>;
+
+ reset-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>;
+ mode-gpios = <&tlmm 52 GPIO_ACTIVE_HIGH>;
+
+ display-timings {
+ timing0: timing-0 {
+ /* originally
+ * 268316160 Mhz,
+ * but value below fits
+ * better w/ downstream
+ */
+ clock-frequency = <268316138>;
+ hactive = <1440>;
+ vactive = <2560>;
+ hfront-porch = <200>;
+ hback-porch = <64>;
+ hsync-len = <32>;
+ vfront-porch = <8>;
+ vback-porch = <7>;
+ vsync-len = <1>;
+ };
+ };
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port@0 {
+ reg = <0>;
+ panel0_in: endpoint {
+ remote-endpoint = <&dsi0_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ panel1_in: endpoint {
+ remote-endpoint = <&dsi1_out>;
+ };
+ };
+ };
+ };
+
+ ports {
+ port@1 {
+ endpoint {
+ remote-endpoint = <&panel0_in>;
+ data-lanes = <0 1 2 3>;
+ };
+ };
+ };
+};
+
+&dsi0_phy {
+ status = "okay";
+ vdds-supply = <&vdda_mipi_dsi0_pll>;
+};
+
+&dsi1 {
+ status = "okay";
+
+ qcom,dual-dsi-mode;
+ qcom,sync-dual-dsi;
+
+ vdda-supply = <&vdda_mipi_dsi1_1p2>;
+
+ ports {
+ port@1 {
+ endpoint {
+ remote-endpoint = <&panel1_in>;
+ data-lanes = <0 1 2 3>;
+ };
+ };
+ };
+};
+
+&dsi1_phy {
+ status = "okay";
+ vdds-supply = <&vdda_mipi_dsi1_pll>;
+};
+
&i2c10 {
status = "okay";
clock-frequency = <400000>;
};

+&mdss {
+ status = "okay";
+};
+
+&mdss_mdp {
+ status = "okay";
+};
+
&qupv3_id_1 {
status = "okay";
};
@@ -419,6 +527,22 @@

/* PINCTRL - additions to nodes defined in sdm845.dtsi */

+&dpu_dsi_active {
+ pinconf {
+ pins = "gpio6", "gpio52";
+ drive-strength = <8>;
+ bias-disable;
+ };
+};
+
+&dpu_dsi_suspend {
+ pinconf {
+ pins = "gpio6", "gpio52";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+};
+
&qup_i2c10_default {
pinconf {
pins = "gpio55", "gpio56";