Add HDMI nodes and other supporting infrastructure in order to support the external display. This is based on work from Jonathan Marek. Signed-off-by: Brian Masney <masneyb@xxxxxxxxxxxxx> --- The hdmi-tx node in the downstream MSM sources: https://github.com/AICP/kernel_lge_hammerhead/blob/n7.1/arch/arm/boot/dts/msm8974-mdss.dtsi#L101 .../qcom-msm8974-lge-nexus5-hammerhead.dts | 140 ++++++++++++++++++ 1 file changed, 140 insertions(+) diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts index 3487daf98e81..83416b6d6634 100644 --- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts +++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts @@ -234,6 +234,34 @@ pinctrl-names = "default"; pinctrl-0 = <&wlan_regulator_pin>; }; + + anx_avdd33: avdd33 { + compatible = "regulator-fixed"; + + regulator-name = "avdd-3p3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + + gpio = <&pm8941_gpios 26 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-names = "default"; + pinctrl-0 = <&anx_avdd33_pin>; + }; + + anx_vdd10: vdd10 { + compatible = "regulator-fixed"; + + regulator-name = "vdd-1p0"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + + gpio = <&pm8941_gpios 8 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-names = "default"; + pinctrl-0 = <&anx_vdd10_pin>; + }; }; &soc { @@ -355,6 +383,40 @@ bias-disable; }; }; + + hdmi_pin: hdmi { + cec { + pins = "gpio31"; + function = "hdmi_cec"; + }; + + ddc { + pins = "gpio32", "gpio33"; + function = "hdmi_ddc"; + }; + + hpd { + pins = "gpio34"; + function = "hdmi_hpd"; + }; + }; + + anx_msm_pin: anx { + irq { + pins = "gpio28"; + function = "gpio"; + drive-strength = <8>; + bias-pull-up; + input-enable; + }; + + reset { + pins = "gpio68"; + function = "gpio"; + drive-strength = <8>; + bias-pull-up; + }; + }; }; sdhci@f9824900 { @@ -440,6 +502,28 @@ default-brightness = <200>; }; }; + + anx7808@72 { + compatible = "analogix,anx7808"; + reg = <0x72>; + interrupts-extended = <&msmgpio 28 IRQ_TYPE_EDGE_RISING>; + + hpd-gpios = <&pm8941_gpios 13 GPIO_ACTIVE_HIGH>; + pd-gpios = <&pm8941_gpios 14 GPIO_ACTIVE_HIGH>; + reset-gpios = <&msmgpio 68 GPIO_ACTIVE_LOW>; + + pinctrl-names = "default"; + pinctrl-0 = <&anx_msm_pin>, <&anx_pin>; + + dvdd10-supply = <&anx_vdd10>; + avdd33-supply = <&anx_avdd33>; + + port { + anx7808_in: endpoint { + remote-endpoint = <&hdmi_out>; + }; + }; + }; }; i2c@f9968000 { @@ -621,6 +705,29 @@ vddio-supply = <&pm8941_l12>; }; + + hdmi-tx@fd922100 { + status = "ok"; + + pinctrl-names = "default"; + pinctrl-0 = <&hdmi_pin>; + + qcom,hdmi-tx-ddc-clk = <&msmgpio 32 GPIO_ACTIVE_HIGH>; + qcom,hdmi-tx-ddc-data = <&msmgpio 33 GPIO_ACTIVE_HIGH>; + qcom,hdmi-tx-hpd = <&msmgpio 34 GPIO_ACTIVE_HIGH>; + + ports { + port@1 { + hdmi_out: endpoint { + remote-endpoint = <&anx7808_in>; + }; + }; + }; + }; + + hdmi-phy@fd922500 { + status = "ok"; + }; }; }; @@ -657,6 +764,39 @@ output-high; line-name = "otg-gpio"; }; + + anx_pin: anx { + cbldet { + pins = "gpio13"; + function = "normal"; + input-enable; + bias-pull-down; + power-source = <PM8941_GPIO_S3>; + }; + + pd { + pins = "gpio14"; + function = "normal"; + bias-disable; + power-source = <PM8941_GPIO_S3>; + }; + }; + + anx_avdd33_pin: anxvdd3 { + pins = "gpio26"; + function = "normal"; + + bias-disable; + power-source = <PM8941_GPIO_S3>; + }; + + anx_vdd10_pin: anxvdd1 { + pins = "gpio8"; + function = "normal"; + + bias-disable; + power-source = <PM8941_GPIO_S3>; + }; }; }; }; -- 2.21.0
