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Commit 47f8a229 authored by Ajay Singh Parmar's avatar Ajay Singh Parmar
Browse files

msm: mdss: hdmi: Remove ext-5v gpio for HPD 



Remove the PMIC's interface to 5V enable GPIO which is used to
enable power for HDMI HPD (Hot Plug Detect). This PMIC GPIO will
be used as HDMI voltage regulator so that multiple clients can
make use of it.

Change-Id: Ifd50344ce19541a1c055b9123c55eddd08ccd05f
Signed-off-by: default avatarAjay Singh Parmar <aparmar@codeaurora.org>
parent e1e5c4cc

Documentation/devicetree/bindings/fb/msm-hdmi-tx.txt

+7 −7
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ Required properties: 
- qcom,hdmi-tx-hpd: gpio required for HDMI hot-plug detect.



Optional properties:

- hpd-5v-en-supply: phandle to the 5V boost enable regulator device tree node.

- qcom,hdmi-tx-mux-sel: gpio required to toggle HDMI output between

  docking station, type A, and liquid device, type D, ports. Required

  property for liquid devices.
@@ -34,7 +35,6 @@ Optional properties: 
  on liquid devices. Required property for liquid devices.

- qcom,hdmi-tx-mux-lpm: gpio required for hdmi mux configuration

  selection on liquid devices. Required property for liquid devices.

- qcom,hdmi-tx-ext-5v: gpio required to enable 5V boost.



[Optional child nodes]: These nodes are for devices which are

dependent on HDMI Tx controller. If HDMI Tx controller is disabled then
@@ -55,19 +55,19 @@ Example: 


		hpd-gdsc-supply = <&gdsc_mdss>;

		hpd-5v-supply = <&pm8941_mvs2>;

		hpd-5v-en-supply = <&hdmi_vreg>;

		core-vdda-supply = <&pm8941_l12>;

		core-vcc-supply = <&pm8941_s3>;

		qcom,supply-names = "hpd-gdsc", "hpd-5v", "core-vdda", "core-vcc";

		qcom,min-voltage-level = <0 0 1800000 1800000>;

		qcom,max-voltage-level = <0 0 1800000 1800000>;

		qcom,enable-load = <0 0 1800000 0>;

		qcom,disable-load = <0 0 0 0>;

		qcom,supply-names = "hpd-gdsc", "hpd-5v", "hpd-5v-en", "core-vdda", "core-vcc";

		qcom,min-voltage-level = <0 0 0 1800000 1800000>;

		qcom,max-voltage-level = <0 0 0 1800000 1800000>;

		qcom,enable-load = <0 0 0 1800000 0>;

		qcom,disable-load = <0 0 0 0 0>;



		qcom,hdmi-tx-cec = <&msmgpio 31 0>;

		qcom,hdmi-tx-ddc-clk = <&msmgpio 32 0>;

		qcom,hdmi-tx-ddc-data = <&msmgpio 33 0>;

		qcom,hdmi-tx-hpd = <&msmgpio 34 0>;

		qcom,hdmi-tx-ext-5v = <&pma8084_mpps 3 0>;



		qcom,hdmi-tx-mux-lpm = <&msmgpio 27 0>;

		qcom,hdmi-tx-mux-en = <&msmgpio 83 0>;

drivers/video/msm/mdss/mdss_hdmi_tx.c

+0 −1
Original line number Diff line number Diff line
@@ -107,7 +107,6 @@ struct mdss_hw hdmi_tx_hw = { 


struct dss_gpio hpd_gpio_config[] = {

	{0, 1, COMPATIBLE_NAME "-hpd"},

	{0, 1, COMPATIBLE_NAME "-ext-5v"},

	{0, 1, COMPATIBLE_NAME "-mux-en"},

	{0, 0, COMPATIBLE_NAME "-mux-sel"},

	{0, 1, COMPATIBLE_NAME "-mux-lpm"}