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Date: Tue, 27 Jun 2023 22:47:59 +0200
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Marijn Suijten <marijn.suijten@...ainline.org>,
Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Rob Clark <robdclark@...il.com>,
Abhinav Kumar <quic_abhinavk@...cinc.com>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>,
Krishna Manikandan <quic_mkrishn@...cinc.com>,
Loic Poulain <loic.poulain@...aro.org>,
Konrad Dybcio <konrad.dybcio@...ainline.org>
Cc: ~postmarketos/upstreaming@...ts.sr.ht,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>,
Martin Botka <martin.botka@...ainline.org>,
Jami Kettunen <jami.kettunen@...ainline.org>,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Krzysztof Kozlowski <krzk@...nel.org>,
linux-clk@...r.kernel.org, dri-devel@...ts.freedesktop.org,
freedreno@...ts.freedesktop.org, Lux Aliaga <they@...t.lgbt>
Subject: Re: [PATCH v2 14/15] arm64: dts: qcom: sm6125: Add display hardware
nodes
On 27.06.2023 22:14, Marijn Suijten wrote:
> Add the DT nodes that describe the MDSS hardware on SM6125, containing
> one MDP (display controller) together with a single DSI and DSI PHY. No
> DisplayPort support is added for now.
>
> Signed-off-by: Marijn Suijten <marijn.suijten@...ainline.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
Konrad
> arch/arm64/boot/dts/qcom/sm6125.dtsi | 191 ++++++++++++++++++++++++++++++++++-
> 1 file changed, 189 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm6125.dtsi b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> index a5cc0d43d2d9..b21fa1256f95 100644
> --- a/arch/arm64/boot/dts/qcom/sm6125.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> @@ -1204,12 +1204,199 @@ sram@...0000 {
> reg = <0x04690000 0x10000>;
> };
>
> + mdss: display-subsystem@...0000 {
> + compatible = "qcom,sm6125-mdss";
> + reg = <0x05e00000 0x1000>;
> + reg-names = "mdss";
> +
> + interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-controller;
> + #interrupt-cells = <1>;
> +
> + clocks = <&gcc GCC_DISP_AHB_CLK>,
> + <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + <&dispcc DISP_CC_MDSS_MDP_CLK>;
> + clock-names = "iface",
> + "ahb",
> + "core";
> +
> + power-domains = <&dispcc MDSS_GDSC>;
> +
> + iommus = <&apps_smmu 0x400 0x0>;
> +
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> +
> + status = "disabled";
> +
> + mdss_mdp: display-controller@...1000 {
> + compatible = "qcom,sm6125-dpu";
> + reg = <0x05e01000 0x83208>,
> + <0x05eb0000 0x2008>;
> + reg-names = "mdp", "vbif";
> +
> + interrupt-parent = <&mdss>;
> + interrupts = <0>;
> +
> + clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
> + <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + <&dispcc DISP_CC_MDSS_ROT_CLK>,
> + <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
> + <&dispcc DISP_CC_MDSS_MDP_CLK>,
> + <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
> + clock-names = "bus",
> + "iface",
> + "rot",
> + "lut",
> + "core",
> + "vsync";
> + assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
> + assigned-clock-rates = <19200000>;
> +
> + operating-points-v2 = <&mdp_opp_table>;
> + power-domains = <&rpmpd SM6125_VDDCX>;
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + dpu_intf1_out: endpoint {
> + remote-endpoint = <&mdss_dsi0_in>;
> + };
> + };
> + };
> +
> + mdp_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + opp-192000000 {
> + opp-hz = /bits/ 64 <192000000>;
> + required-opps = <&rpmpd_opp_low_svs>;
> + };
> +
> + opp-256000000 {
> + opp-hz = /bits/ 64 <256000000>;
> + required-opps = <&rpmpd_opp_svs>;
> + };
> +
> + opp-307200000 {
> + opp-hz = /bits/ 64 <307200000>;
> + required-opps = <&rpmpd_opp_svs_plus>;
> + };
> +
> + opp-384000000 {
> + opp-hz = /bits/ 64 <384000000>;
> + required-opps = <&rpmpd_opp_nom>;
> + };
> +
> + opp-400000000 {
> + opp-hz = /bits/ 64 <400000000>;
> + required-opps = <&rpmpd_opp_turbo>;
> + };
> + };
> + };
> +
> + mdss_dsi0: dsi@...4000 {
> + compatible = "qcom,sm6125-dsi-ctrl", "qcom,mdss-dsi-ctrl";
> + reg = <0x05e94000 0x400>;
> + reg-names = "dsi_ctrl";
> +
> + interrupt-parent = <&mdss>;
> + interrupts = <4>;
> +
> + clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
> + <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
> + <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
> + <&dispcc DISP_CC_MDSS_ESC0_CLK>,
> + <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + <&gcc GCC_DISP_HF_AXI_CLK>;
> + clock-names = "byte",
> + "byte_intf",
> + "pixel",
> + "core",
> + "iface",
> + "bus";
> + assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK_SRC>,
> + <&dispcc DISP_CC_MDSS_PCLK0_CLK_SRC>;
> + assigned-clock-parents = <&mdss_dsi0_phy 0>, <&mdss_dsi0_phy 1>;
> +
> + operating-points-v2 = <&dsi_opp_table>;
> + power-domains = <&rpmpd SM6125_VDDCX>;
> +
> + phys = <&mdss_dsi0_phy>;
> + phy-names = "dsi";
> +
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + status = "disabled";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + mdss_dsi0_in: endpoint {
> + remote-endpoint = <&dpu_intf1_out>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> + mdss_dsi0_out: endpoint {
> + };
> + };
> + };
> +
> + dsi_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + opp-164000000 {
> + opp-hz = /bits/ 64 <164000000>;
> + required-opps = <&rpmpd_opp_low_svs>;
> + };
> +
> + opp-187500000 {
> + opp-hz = /bits/ 64 <187500000>;
> + required-opps = <&rpmpd_opp_svs>;
> + };
> + };
> + };
> +
> + mdss_dsi0_phy: phy@...4400 {
> + compatible = "qcom,sm6125-dsi-phy-14nm";
> + reg = <0x05e94400 0x100>,
> + <0x05e94500 0x300>,
> + <0x05e94800 0x188>;
> + reg-names = "dsi_phy",
> + "dsi_phy_lane",
> + "dsi_pll";
> +
> + #clock-cells = <1>;
> + #phy-cells = <0>;
> +
> + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + <&rpmcc RPM_SMD_XO_CLK_SRC>;
> + clock-names = "iface",
> + "ref";
> +
> + required-opps = <&rpmpd_opp_svs>;
> + power-domains = <&rpmpd SM6125_VDDMX>;
> +
> + status = "disabled";
> + };
> + };
> +
> dispcc: clock-controller@...0000 {
> compatible = "qcom,sm6125-dispcc";
> reg = <0x05f00000 0x20000>;
> clocks = <&rpmcc RPM_SMD_XO_CLK_SRC>,
> - <0>,
> - <0>,
> + <&mdss_dsi0_phy 0>,
> + <&mdss_dsi0_phy 1>,
> <0>,
> <0>,
> <0>,
>
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