From mboxrd@z Thu Jan 1 00:00:00 1970 From: Srinivas Kandagatla Subject: [PATCH 5/6] arm64: dts: apq8096-db820c: Add HDMI display support Date: Tue, 29 Jan 2019 13:23:34 +0000 Message-ID: <20190129132335.30695-6-srinivas.kandagatla@linaro.org> References: <20190129132335.30695-1-srinivas.kandagatla@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190129132335.30695-1-srinivas.kandagatla@linaro.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: andy.gross@linaro.org Cc: linux-arm-msm@vger.kernel.org, Archit Taneja , Srinivas Kandagatla , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org From: Archit Taneja The APQ8096 DB820c platform provides HDMI output. The MDSS block on 8x96 supports a direct HDMI out. Populate the MDSS, MDP and HDMI DT nodes. Also, add the HDMI HPD and DDC pinctrl nodes with the bias and driver strength specified for this platform. Signed-off-by: Archit Taneja Signed-off-by: Srinivas Kandagatla --- .../boot/dts/qcom/apq8096-db820c-pins.dtsi | 52 +++++++++++++++++++ arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi | 27 ++++++++++ 2 files changed, 79 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c-pins.dtsi index 6a573875d45a..1c0d06f59d00 100644 --- a/arch/arm64/boot/dts/qcom/apq8096-db820c-pins.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c-pins.dtsi @@ -62,4 +62,56 @@ bias-disable; }; }; + + hdmi_hpd_active: hdmi_hpd_active { + mux { + pins = "gpio34"; + function = "hdmi_hot"; + }; + + config { + pins = "gpio34"; + bias-pull-down; + drive-strength = <16>; + }; + }; + + hdmi_hpd_suspend: hdmi_hpd_suspend { + mux { + pins = "gpio34"; + function = "hdmi_hot"; + }; + + config { + pins = "gpio34"; + bias-pull-down; + drive-strength = <2>; + }; + }; + + hdmi_ddc_active: hdmi_ddc_active { + mux { + pins = "gpio32", "gpio33"; + function = "hdmi_ddc"; + }; + + config { + pins = "gpio32", "gpio33"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + hdmi_ddc_suspend: hdmi_ddc_suspend { + mux { + pins = "gpio32", "gpio33"; + function = "hdmi_ddc"; + }; + + config { + pins = "gpio32", "gpio33"; + drive-strength = <2>; + bias-pull-down; + }; + }; }; diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi index 6d50449fbcdf..1e78f0b47c89 100644 --- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi @@ -452,6 +452,33 @@ perst-gpio = <&msmgpio 114 GPIO_ACTIVE_LOW>; }; }; + + mdss@900000 { + status = "okay"; + + mdp@901000 { + status = "okay"; + }; + + hdmi-phy@9a0600 { + status = "okay"; + + vddio-supply = <&pm8994_l12>; + vcca-supply = <&pm8994_l28>; + #phy-cells = <0>; + }; + + hdmi-tx@9a0000 { + status = "okay"; + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&hdmi_hpd_active &hdmi_ddc_active>; + pinctrl-1 = <&hdmi_hpd_suspend &hdmi_ddc_suspend>; + + core-vdda-supply = <&pm8994_l12>; + core-vcc-supply = <&pm8994_s4>; + }; + }; }; -- 2.20.1