arm64: dts: qcom: sdm845-xiaomi-beryllium: Add DSI and panel bits

Enabling the Display panel for beryllium requires DSI
labibb regulators and panel dts nodes to be added.
It is also required to keep some of the regulators as
always-on.

Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20210404194437.537011-1-amit.pundir@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

diff --git a/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts
index 86cbae6..7d02942 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts
@@ -157,6 +157,14 @@
                        regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
                };
 
+               vreg_l14a_1p8: ldo14 {
+                       regulator-min-microvolt = <1800000>;
+                       regulator-max-microvolt = <1800000>;
+                       regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+                       regulator-boot-on;
+                       regulator-always-on;
+               };
+
                vreg_l17a_1p3: ldo17 {
                        regulator-min-microvolt = <1304000>;
                        regulator-max-microvolt = <1304000>;
@@ -191,6 +199,7 @@
                        regulator-min-microvolt = <1200000>;
                        regulator-max-microvolt = <1200000>;
                        regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+                       regulator-boot-on;
                };
        };
 };
@@ -200,6 +209,43 @@
        firmware-name = "qcom/sdm845/cdsp.mdt";
 };
 
+&dsi0 {
+       status = "okay";
+       vdda-supply = <&vreg_l26a_1p2>;
+
+       #address-cells = <1>;
+       #size-cells = <0>;
+
+       panel@0 {
+               compatible = "tianma,fhd-video";
+               reg = <0>;
+               vddi0-supply = <&vreg_l14a_1p8>;
+               vddpos-supply = <&lab>;
+               vddneg-supply = <&ibb>;
+
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               reset-gpios = <&tlmm 6 GPIO_ACTIVE_LOW>;
+
+               port {
+                       tianma_nt36672a_in_0: endpoint {
+                               remote-endpoint = <&dsi0_out>;
+                       };
+               };
+       };
+};
+
+&dsi0_out {
+       remote-endpoint = <&tianma_nt36672a_in_0>;
+       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>,
@@ -215,6 +261,31 @@
        };
 };
 
+&ibb {
+       regulator-min-microvolt = <4600000>;
+       regulator-max-microvolt = <6000000>;
+       regulator-over-current-protection;
+       regulator-pull-down;
+       regulator-soft-start;
+       qcom,discharge-resistor-kohms = <300>;
+};
+
+&lab {
+       regulator-min-microvolt = <4600000>;
+       regulator-max-microvolt = <6000000>;
+       regulator-over-current-protection;
+       regulator-pull-down;
+       regulator-soft-start;
+};
+
+&mdss {
+       status = "okay";
+};
+
+&mdss_mdp {
+       status = "okay";
+};
+
 &mss_pil {
        status = "okay";
        firmware-name = "qcom/sdm845/mba.mbn", "qcom/sdm845/modem.mdt";