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arm64: dts: qcom: sm8350-hdk: Enable lt9611uxc dsi-hdmi bridge

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The sm8350-hdk ships with the LT9611 UXC DSI/HDMI bridge chip.

In order to toggle the board to enable the HDMI output,
switch #7 & #8 on the rightmost multi-switch package have
to be toggled to On.

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230117120223.1055225-4-rfoss@kernel.org
This commit is contained in:
Robert Foss 2023-01-17 13:02:23 +01:00 committed by Bjorn Andersson
parent ea9df63f0f
commit d96d8f9192
1 changed files with 105 additions and 0 deletions
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105
arch/arm64/boot/dts/qcom/sm8350-hdk.dts
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@ -20,6 +20,17 @@ chosen {
stdout-path = "serial0:115200n8"; stdout-path = "serial0:115200n8";
}; };
hdmi-connector {
compatible = "hdmi-connector";
type = "a";
port {
hdmi_con: endpoint {
remote-endpoint = <&lt9611_out>;
};
};
};
vph_pwr: vph-pwr-regulator { vph_pwr: vph-pwr-regulator {
compatible = "regulator-fixed"; compatible = "regulator-fixed";
regulator-name = "vph_pwr"; regulator-name = "vph_pwr";
@ -29,6 +40,31 @@ vph_pwr: vph-pwr-regulator {
regulator-always-on; regulator-always-on;
regulator-boot-on; regulator-boot-on;
}; };
lt9611_1v2: lt9611-1v2-regulator {
compatible = "regulator-fixed";
regulator-name = "LT9611_1V2";
vin-supply = <&vph_pwr>;
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
gpio = <&tlmm 49 GPIO_ACTIVE_HIGH>;
enable-active-high;
regulator-boot-on;
};
lt9611_3v3: lt9611-3v3-regulator {
compatible = "regulator-fixed";
regulator-name = "LT9611_3V3";
vin-supply = <&vreg_bob>;
gpio = <&tlmm 47 GPIO_ACTIVE_HIGH>;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
enable-active-high;
regulator-boot-on;
regulator-always-on;
};
}; };
&adsp { &adsp {
@ -228,6 +264,15 @@ &dispcc {
&mdss_dsi0 { &mdss_dsi0 {
vdda-supply = <&vreg_l6b_1p2>; vdda-supply = <&vreg_l6b_1p2>;
status = "okay"; status = "okay";
ports {
port@1 {
endpoint {
remote-endpoint = <&lt9611_a>;
data-lanes = <0 1 2 3>;
};
};
};
}; };
&mdss_dsi0_phy { &mdss_dsi0_phy {
@ -239,6 +284,46 @@ &gpi_dma1 {
status = "okay"; status = "okay";
}; };
&i2c15 {
clock-frequency = <400000>;
status = "okay";
lt9611_codec: hdmi-bridge@2b {
compatible = "lontium,lt9611uxc";
reg = <0x2b>;
interrupts-extended = <&tlmm 50 IRQ_TYPE_EDGE_FALLING>;
reset-gpios = <&tlmm 48 GPIO_ACTIVE_HIGH>;
vdd-supply = <&lt9611_1v2>;
vcc-supply = <&lt9611_3v3>;
pinctrl-names = "default";
pinctrl-0 = <&lt9611_state>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
lt9611_a: endpoint {
remote-endpoint = <&dsi0_out>;
};
};
port@2 {
reg = <2>;
lt9611_out: endpoint {
remote-endpoint = <&hdmi_con>;
};
};
};
};
};
&mdss { &mdss {
status = "okay"; status = "okay";
}; };
@ -289,6 +374,10 @@ &qupv3_id_0 {
status = "okay"; status = "okay";
}; };
&qupv3_id_2 {
status = "okay";
};
&slpi { &slpi {
status = "okay"; status = "okay";
firmware-name = "qcom/sm8350/slpi.mbn"; firmware-name = "qcom/sm8350/slpi.mbn";
@ -427,4 +516,20 @@ usb_hub_enabled_state: usb-hub-enabled-state {
drive-strength = <2>; drive-strength = <2>;
output-low; output-low;
}; };
lt9611_state: lt9611-state {
rst {
pins = "gpio48";
function = "normal";
output-high;
input-disable;
};
irq {
pins = "gpio50";
function = "gpio";
bias-disable;
};
};
}; };