@@ -47,7 +47,7 @@ wcd938x: audio-codec {
#sound-dai-cells = <1>;
};
- backlight {
+ backlight: backlight {
compatible = "pwm-backlight";
pwms = <&pmc8280c_lpg 3 1000000>;
enable-gpios = <&pmc8280_1_gpios 8 GPIO_ACTIVE_HIGH>;
@@ -72,6 +72,22 @@ switch-lid {
};
};
+ vreg_edp_3p3: regulator-edp-3p3 {
+ compatible = "regulator-fixed";
+
+ regulator-name = "VCC3LCD";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ gpio = <&tlmm 25 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&edp_reg_en>;
+
+ regulator-boot-on;
+ };
+
vreg_edp_bl: regulator-edp-bl {
compatible = "regulator-fixed";
@@ -259,7 +275,6 @@ vreg_l6b: ldo6 {
regulator-max-microvolt = <880000>;
regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
regulator-boot-on;
- regulator-always-on; /* FIXME: VDD_A_EDP_0_0P9 */
};
};
@@ -340,6 +355,55 @@ vreg_l9d: ldo9 {
};
};
+&dispcc0 {
+ status = "okay";
+};
+
+&mdss0 {
+ status = "okay";
+};
+
+&mdss0_dp3 {
+ compatible = "qcom,sc8280xp-edp";
+
+ data-lanes = <0 1 2 3>;
+
+ status = "okay";
+
+ aux-bus {
+ panel {
+ compatible = "edp-panel";
+
+ backlight = <&backlight>;
+ power-supply = <&vreg_edp_3p3>;
+
+ ports {
+ port {
+ edp_panel_in: endpoint {
+ remote-endpoint = <&mdss0_dp3_out>;
+ };
+ };
+ };
+ };
+ };
+
+ ports {
+ port@1 {
+ reg = <1>;
+ mdss0_dp3_out: endpoint {
+ remote-endpoint = <&edp_panel_in>;
+ };
+ };
+ };
+};
+
+&mdss0_dp3_phy {
+ vdda-phy-supply = <&vreg_l6b>;
+ vdda-pll-supply = <&vreg_l3b>;
+
+ status = "okay";
+};
+
&pcie2a {
perst-gpios = <&tlmm 143 GPIO_ACTIVE_LOW>;
wake-gpios = <&tlmm 145 GPIO_ACTIVE_LOW>;
@@ -902,6 +966,13 @@ hastings_reg_en: hastings-reg-en-state {
&tlmm {
gpio-reserved-ranges = <70 2>, <74 6>, <83 4>, <125 2>, <128 2>, <154 7>;
+ edp_reg_en: edp-reg-en-state {
+ pins = "gpio25";
+ function = "gpio";
+ drive-strength = <16>;
+ bias-disable;
+ };
+
hall_int_n_default: hall-int-n-state {
pins = "gpio107";
function = "gpio";
Enable the eDP display on MDSS0 DP3, including backlight control. Signed-off-by: Johan Hovold <johan+linaro@kernel.org> --- This one depends on the sc8280xp display patches: https://lore.kernel.org/lkml/20230111035906.2975494-1-quic_bjorande@quicinc.com/T/#mbcdfc826df6683a71d80bab5d86645ba81b02d52 Johan .../qcom/sc8280xp-lenovo-thinkpad-x13s.dts | 75 ++++++++++++++++++- 1 file changed, 73 insertions(+), 2 deletions(-)