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Message-ID: <e095a785-4dc3-2703-0567-7a759e3a73f2@linaro.org>
Date: Wed, 11 Jan 2023 13:13:35 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Bjorn Andersson <quic_bjorande@...cinc.com>,
Bjorn Andersson <andersson@...nel.org>,
Johan Hovold <johan@...nel.org>
Cc: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v7 3/4] arm64: dts: qcom: sa8295-adp: Enable DP instances
On 11.01.2023 04:59, Bjorn Andersson wrote:
> From: Bjorn Andersson <bjorn.andersson@...aro.org>
>
> The SA8295P ADP has, among other interfaces, six MiniDP connectors which
> are connected to MDSS0 DP2 and DP3, and MDSS1 DP0 through DP3.
That's a lot of displayports..
>
> Enable Display Clock controllers, MDSS instanced, MDPs, DP controllers,
> DP PHYs and link them all together.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> Signed-off-by: Bjorn Andersson <quic_bjorande@...cinc.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
Konrad
>
> Changes since v6:
> - None
>
> arch/arm64/boot/dts/qcom/sa8295p-adp.dts | 243 ++++++++++++++++++++++-
> 1 file changed, 241 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> index 84cb6f3eeb56..c35e16b087b8 100644
> --- a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> +++ b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> @@ -23,6 +23,90 @@ aliases {
> chosen {
> stdout-path = "serial0:115200n8";
> };
> +
> + dp2-connector {
> + compatible = "dp-connector";
> + label = "DP2";
> + type = "mini";
> +
> + hpd-gpios = <&tlmm 20 GPIO_ACTIVE_HIGH>;
> +
> + port {
> + dp2_connector_in: endpoint {
> + remote-endpoint = <&mdss1_dp0_phy_out>;
> + };
> + };
> + };
> +
> + dp3-connector {
> + compatible = "dp-connector";
> + label = "DP3";
> + type = "mini";
> +
> + hpd-gpios = <&tlmm 45 GPIO_ACTIVE_HIGH>;
> +
> + port {
> + dp3_connector_in: endpoint {
> + remote-endpoint = <&mdss1_dp1_phy_out>;
> + };
> + };
> + };
> +
> + edp0-connector {
> + compatible = "dp-connector";
> + label = "EDP0";
> + type = "mini";
> +
> + hpd-gpios = <&tlmm 2 GPIO_ACTIVE_HIGH>;
> +
> + port {
> + edp0_connector_in: endpoint {
> + remote-endpoint = <&mdss0_dp2_phy_out>;
> + };
> + };
> + };
> +
> + edp1-connector {
> + compatible = "dp-connector";
> + label = "EDP1";
> + type = "mini";
> +
> + hpd-gpios = <&tlmm 3 GPIO_ACTIVE_HIGH>;
> +
> + port {
> + edp1_connector_in: endpoint {
> + remote-endpoint = <&mdss0_dp3_phy_out>;
> + };
> + };
> + };
> +
> + edp2-connector {
> + compatible = "dp-connector";
> + label = "EDP2";
> + type = "mini";
> +
> + hpd-gpios = <&tlmm 7 GPIO_ACTIVE_HIGH>;
> +
> + port {
> + edp2_connector_in: endpoint {
> + remote-endpoint = <&mdss1_dp2_phy_out>;
> + };
> + };
> + };
> +
> + edp3-connector {
> + compatible = "dp-connector";
> + label = "EDP3";
> + type = "mini";
> +
> + hpd-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>;
> +
> + port {
> + edp3_connector_in: endpoint {
> + remote-endpoint = <&mdss1_dp3_phy_out>;
> + };
> + };
> + };
> };
>
> &apps_rsc {
> @@ -159,13 +243,168 @@ vreg_l7g: ldo7 {
>
> vreg_l8g: ldo8 {
> regulator-name = "vreg_l8g";
> - regulator-min-microvolt = <880000>;
> - regulator-max-microvolt = <880000>;
> + regulator-min-microvolt = <912000>;
> + regulator-max-microvolt = <912000>;
> + regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> + };
> +
> + vreg_l11g: ldo11 {
> + regulator-name = "vreg_l11g";
> + regulator-min-microvolt = <912000>;
> + regulator-max-microvolt = <912000>;
> regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
> };
> };
> };
>
> +&dispcc0 {
> + status = "okay";
> +};
> +
> +&dispcc1 {
> + status = "okay";
> +};
> +
> +&mdss0 {
> + status = "okay";
> +};
> +
> +&mdss0_dp2 {
> + data-lanes = <0 1 2 3>;
> +
> + status = "okay";
> +
> + ports {
> + port@1 {
> + reg = <1>;
> + mdss0_dp2_phy_out: endpoint {
> + remote-endpoint = <&edp0_connector_in>;
> + };
> + };
> + };
> +};
> +
> +&mdss0_dp2_phy {
> + vdda-phy-supply = <&vreg_l8g>;
> + vdda-pll-supply = <&vreg_l3g>;
> +
> + status = "okay";
> +};
> +
> +&mdss0_dp3 {
> + data-lanes = <0 1 2 3>;
> +
> + status = "okay";
> +
> + ports {
> + port@1 {
> + reg = <1>;
> + mdss0_dp3_phy_out: endpoint {
> + remote-endpoint = <&edp1_connector_in>;
> + };
> + };
> + };
> +};
> +
> +&mdss0_dp3_phy {
> + vdda-phy-supply = <&vreg_l8g>;
> + vdda-pll-supply = <&vreg_l3g>;
> +
> + status = "okay";
> +};
> +
> +&mdss1 {
> + status = "okay";
> +};
> +
> +&mdss1_dp0 {
> + data-lanes = <0 1 2 3>;
> +
> + status = "okay";
> +
> + ports {
> + port@1 {
> + reg = <1>;
> + mdss1_dp0_phy_out: endpoint {
> + remote-endpoint = <&dp2_connector_in>;
> + };
> + };
> + };
> +};
> +
> +&mdss1_dp0_phy {
> + vdda-phy-supply = <&vreg_l11g>;
> + vdda-pll-supply = <&vreg_l3g>;
> +
> + status = "okay";
> +};
> +
> +&mdss1_dp1 {
> + data-lanes = <0 1 2 3>;
> +
> + status = "okay";
> +
> + ports {
> + port@1 {
> + reg = <1>;
> + mdss1_dp1_phy_out: endpoint {
> + remote-endpoint = <&dp3_connector_in>;
> + };
> + };
> + };
> +};
> +
> +&mdss1_dp1_phy {
> + vdda-phy-supply = <&vreg_l11g>;
> + vdda-pll-supply = <&vreg_l3g>;
> +
> + status = "okay";
> +};
> +
> +&mdss1_dp2 {
> + data-lanes = <0 1 2 3>;
> +
> + status = "okay";
> +
> + ports {
> + port@1 {
> + reg = <1>;
> + mdss1_dp2_phy_out: endpoint {
> + remote-endpoint = <&edp2_connector_in>;
> + };
> + };
> + };
> +};
> +
> +&mdss1_dp2_phy {
> + vdda-phy-supply = <&vreg_l11g>;
> + vdda-pll-supply = <&vreg_l3g>;
> +
> + status = "okay";
> +};
> +
> +&mdss1_dp3 {
> + data-lanes = <0 1 2 3>;
> +
> + status = "okay";
> +
> + ports {
> + port@1 {
> + reg = <1>;
> + mdss1_dp3_phy_out: endpoint {
> + remote-endpoint = <&edp3_connector_in>;
> + };
> + };
> + };
> +};
> +
> +&mdss1_dp3_phy {
> + vdda-phy-supply = <&vreg_l11g>;
> + vdda-pll-supply = <&vreg_l3g>;
> +
> + status = "okay";
> +};
> +
> &pcie2a {
> perst-gpios = <&tlmm 143 GPIO_ACTIVE_LOW>;
> wake-gpios = <&tlmm 145 GPIO_ACTIVE_LOW>;
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