On Thu 03 Jun 17:22 CDT 2021, Kuogee Hsieh wrote:
> Add DP device node on sc7180.
>
> Signed-off-by: Kuogee Hsieh <khs...@codeaurora.org>
> ---
> Changes in v2:
> -- replace msm_dp with dp
> -- replace dp_opp_table with opp_table
>
> Changes in v3:
> -- correct text of commit title
>
> Changes in v4:
> -- replace dp with mdss_dp
> -- replace opp_table with dp_opp_table
>
>
> arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 9 ++++
> arch/arm64/boot/dts/qcom/sc7180.dtsi | 78
> ++++++++++++++++++++++++++++
> 2 files changed, 87 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> index 24d293e..051fb40 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> @@ -786,6 +786,15 @@ hp_i2c: &i2c9 {
> status = "okay";
> };
>
> +&mdss_dp {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&dp_hot_plug_det>;
> + data-lanes = <0 1>;
> + vdda-1p2-supply = <&vdda_usb_ss_dp_1p2>;
> + vdda-0p9-supply = <&vdda_usb_ss_dp_core>;
> +};
> +
> &pm6150_adc {
> charger-thermistor@4f {
> reg = <ADC5_AMUX_THM3_100K_PU>;
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index 6228ba2..c779ad3 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -3032,6 +3032,13 @@
> remote-endpoint =
> <&dsi0_in>;
> };
> };
> +
> + port@2 {
> + reg = <2>;
> + dpu_intf0_out: endpoint {
> + remote-endpoint =
> <&dp_in>;
> + };
> + };
> };
>
> mdp_opp_table: mdp-opp-table {
> @@ -3148,6 +3155,77 @@
>
> status = "disabled";
> };
> +
> + mdss_dp: displayport-controller@ae90000 {
> + compatible = "qcom,sc7180-dp";
> + status = "disabled";
> +
> + reg = <0 0x0ae90000 0 0x1400>;
> +
> + interrupt-parent = <&mdss>;
> + interrupts = <12>;
> +
> + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + <&dispcc DISP_CC_MDSS_DP_AUX_CLK>,
> + <&dispcc DISP_CC_MDSS_DP_LINK_CLK>,
> + <&dispcc
> DISP_CC_MDSS_DP_LINK_INTF_CLK>,
> + <&dispcc DISP_CC_MDSS_DP_PIXEL_CLK>;
> + clock-names = "core_iface", "core_aux",
> "ctrl_link",
> + "ctrl_link_iface", "stream_pixel";
> + #clock-cells = <1>;
> + assigned-clocks = <&dispcc
> DISP_CC_MDSS_DP_LINK_CLK_SRC>,
> + <&dispcc
> DISP_CC_MDSS_DP_PIXEL_CLK_SRC>;
> + assigned-clock-parents = <&dp_phy 0>, <&dp_phy
> 1>;
> + phys = <&dp_phy>;
> + phy-names = "dp";
> +
> + operating-points-v2 = <&dp_opp_table>;
> + power-domains = <&rpmhpd SC7180_CX>;
> +
> + #sound-dai-cells = <0>;
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + port@0 {
> + reg = <0>;
> + dp_in: endpoint {
> + remote-endpoint =
> <&dpu_intf0_out>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> + dp_out: endpoint { };
> + };
> + };
> +
> + dp_opp_table: dp-opp-table {
I forgot that our discussion about the node name here was on the
previous revision, _this_ is the patch I will drop the "dp-" from and
apply.
And as I've looked at this quite a bit now:
Reviewed-by: Bjorn Andersson <bjorn.anders...@linaro.org>
Thanks for following up on the other feedback!
Regards,
Bjorn
> + compatible = "operating-points-v2";
> +
> + opp-160000000 {
> + opp-hz = /bits/ 64 <160000000>;
> + required-opps =
> <&rpmhpd_opp_low_svs>;
> + };
> +
> + opp-270000000 {
> + opp-hz = /bits/ 64 <270000000>;
> + required-opps =
> <&rpmhpd_opp_svs>;
> + };
> +
> + opp-540000000 {
> + opp-hz = /bits/ 64 <540000000>;
> + required-opps =
> <&rpmhpd_opp_svs_l1>;
> + };
> +
> + opp-810000000 {
> + opp-hz = /bits/ 64 <810000000>;
> + required-opps =
> <&rpmhpd_opp_nom>;
> + };
> + };
> + };
> +
> +
> };
>
> dispcc: clock-controller@af00000 {
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
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