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Message-ID: <20241113-add-display-support-for-qcs615-platform-v2-3-2873eb6fb869@quicinc.com>
Date: Wed, 13 Nov 2024 19:51:45 +0800
From: Fange Zhang <quic_fangez@...cinc.com>
To: Rob Clark <robdclark@...il.com>,
Abhinav Kumar
<quic_abhinavk@...cinc.com>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
Sean Paul <sean@...rly.run>,
Marijn Suijten <marijn.suijten@...ainline.org>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard
<mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>,
David Airlie
<airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
Rob Herring
<robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley
<conor+dt@...nel.org>,
Krishna Manikandan <quic_mkrishn@...cinc.com>,
"Bjorn
Andersson" <andersson@...nel.org>,
Konrad Dybcio <konradybcio@...nel.org>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>, "Li
Liu" <quic_lliu6@...cinc.com>,
Fange Zhang <quic_fangez@...cinc.com>,
"Xiangxu Yin" <quic_xiangxuy@...cinc.com>
CC: <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
<freedreno@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH v2 3/9] dt-bindings: display/msm: Add QCS615 MDSS & DPU
From: Li Liu <quic_lliu6@...cinc.com>
Document the MDSS and DPU hardware found on the Qualcomm QCS615 platform.
Signed-off-by: Li Liu <quic_lliu6@...cinc.com>
Signed-off-by: Fange Zhang <quic_fangez@...cinc.com>
---
.../bindings/display/msm/qcom,qcs615-dpu.yaml | 118 ++++++++++
.../bindings/display/msm/qcom,qcs615-mdss.yaml | 252 +++++++++++++++++++++
2 files changed, 370 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/msm/qcom,qcs615-dpu.yaml b/Documentation/devicetree/bindings/display/msm/qcom,qcs615-dpu.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..1372760afd56393e3db2293d8c62fc1c3ce97b66
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/msm/qcom,qcs615-dpu.yaml
@@ -0,0 +1,118 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/msm/qcom,qcs615-dpu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm QCS615 Display DPU
+
+maintainers:
+ - Abhinav Kumar <quic_abhinavk@...cinc.com>
+ - Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
+
+$ref: /schemas/display/msm/dpu-common.yaml#
+
+properties:
+ compatible:
+ const: qcom,qcs615-dpu
+
+ reg:
+ items:
+ - description: Address offset and size for mdp register set
+ - description: Address offset and size for vbif register set
+
+ reg-names:
+ items:
+ - const: mdp
+ - const: vbif
+
+ clocks:
+ items:
+ - description: Display ahb clock
+ - description: Display hf axi clock
+ - description: Display core clock
+ - description: Display vsync clock
+
+ clock-names:
+ items:
+ - const: iface
+ - const: bus
+ - const: core
+ - const: vsync
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,qcs615-dispcc.h>
+ #include <dt-bindings/clock/qcom,qcs615-gcc.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/interconnect/qcom,qcs615-rpmh.h>
+ #include <dt-bindings/interconnect/qcom,icc.h>
+ #include <dt-bindings/power/qcom-rpmpd.h>
+ #include <dt-bindings/power/qcom,rpmhpd.h>
+
+ display-controller@...1000 {
+ compatible = "qcom,qcs615-dpu";
+ reg = <0x0ae01000 0x8f000>,
+ <0x0aeb0000 0x2008>;
+ reg-names = "mdp", "vbif";
+
+ clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+ <&gcc GCC_DISP_HF_AXI_CLK>,
+ <&dispcc DISP_CC_MDSS_MDP_CLK>,
+ <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+ clock-names = "iface", "bus", "core", "vsync";
+
+ assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+ assigned-clock-rates = <19200000>;
+
+ operating-points-v2 = <&mdp_opp_table>;
+ power-domains = <&rpmhpd RPMHPD_CX>;
+
+ interrupt-parent = <&mdss>;
+ interrupts = <0>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ dpu_intf0_out: endpoint {
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ dpu_intf1_out: endpoint {
+ remote-endpoint = <&mdss_dsi0_in>;
+ };
+ };
+ };
+
+ mdp_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-375000000 {
+ opp-hz = /bits/ 64 <375000000>;
+ required-opps = <&rpmhpd_opp_svs_l1>;
+ };
+
+ opp-500000000 {
+ opp-hz = /bits/ 64 <500000000>;
+ required-opps = <&rpmhpd_opp_nom>;
+ };
+
+ opp-575000000 {
+ opp-hz = /bits/ 64 <575000000>;
+ required-opps = <&rpmhpd_opp_turbo>;
+ };
+
+ opp-650000000 {
+ opp-hz = /bits/ 64 <650000000>;
+ required-opps = <&rpmhpd_opp_turbo_l1>;
+ };
+ };
+ };
+...
diff --git a/Documentation/devicetree/bindings/display/msm/qcom,qcs615-mdss.yaml b/Documentation/devicetree/bindings/display/msm/qcom,qcs615-mdss.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..a76301d964a87379f7e80a93d3f9522b581274a0
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/msm/qcom,qcs615-mdss.yaml
@@ -0,0 +1,252 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/msm/qcom,qcs615-mdss.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm QCS615 Display MDSS
+
+maintainers:
+ - Abhinav Kumar <quic_abhinavk@...cinc.com>
+ - Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
+
+description:
+ Device tree bindings for MSM Mobile Display Subsystem(MDSS) that encapsulates
+ sub-blocks like DPU display controller, DSI and DP interfaces etc. Device tree
+ bindings of MDSS are mentioned for QCS615 target.
+
+$ref: /schemas/display/msm/mdss-common.yaml#
+
+properties:
+ compatible:
+ items:
+ - const: qcom,qcs615-mdss
+
+ clocks:
+ items:
+ - description: Display AHB clock from gcc
+ - description: Display hf axi clock
+ - description: Display core clock
+
+ clock-names:
+ items:
+ - const: iface
+ - const: bus
+ - const: core
+
+ iommus:
+ maxItems: 1
+
+ interconnects:
+ maxItems: 2
+
+ interconnect-names:
+ maxItems: 2
+
+patternProperties:
+ "^display-controller@[0-9a-f]+$":
+ type: object
+ additionalProperties: true
+ properties:
+ compatible:
+ const: qcom,qcs615-dpu
+
+ "^dsi@[0-9a-f]+$":
+ type: object
+ additionalProperties: true
+ properties:
+ compatible:
+ items:
+ - const: qcom,qcs615-dsi-ctrl
+ - const: qcom,mdss-dsi-ctrl
+
+ "^phy@[0-9a-f]+$":
+ type: object
+ additionalProperties: true
+ properties:
+ compatible:
+ const: qcom,dsi-phy-14nm-615
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,qcs615-dispcc.h>
+ #include <dt-bindings/clock/qcom,qcs615-gcc.h>
+ #include <dt-bindings/clock/qcom,rpmh.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/interconnect/qcom,qcs615-rpmh.h>
+ #include <dt-bindings/interconnect/qcom,icc.h>
+ #include <dt-bindings/power/qcom-rpmpd.h>
+ #include <dt-bindings/power/qcom,rpmhpd.h>
+
+ display-subsystem@...0000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "qcom,qcs615-mdss";
+ reg = <0x0ae00000 0x1000>;
+ reg-names = "mdss";
+
+ interconnects = <&mmss_noc MASTER_MDP0 0
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
+ <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
+ &config_noc SLAVE_DISPLAY_CFG QCOM_ICC_TAG_ACTIVE_ONLY>;
+ interconnect-names = "mdp0-mem", "cpu-cfg";
+
+ power-domains = <&dispcc MDSS_CORE_GDSC>;
+
+ clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+ <&gcc GCC_DISP_HF_AXI_CLK>,
+ <&dispcc DISP_CC_MDSS_MDP_CLK>;
+
+ interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+
+ iommus = <&apps_smmu 0x800 0x0>;
+
+ ranges;
+
+ display-controller@...1000 {
+ compatible = "qcom,qcs615-dpu";
+ reg = <0x0ae01000 0x8f000>,
+ <0x0aeb0000 0x2008>;
+ reg-names = "mdp", "vbif";
+
+ clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+ <&gcc GCC_DISP_HF_AXI_CLK>,
+ <&dispcc DISP_CC_MDSS_MDP_CLK>,
+ <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+ clock-names = "iface", "bus", "core", "vsync";
+
+ assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+ assigned-clock-rates = <19200000>;
+
+ operating-points-v2 = <&mdp_opp_table>;
+ power-domains = <&rpmhpd RPMHPD_CX>;
+
+ interrupt-parent = <&mdss>;
+ interrupts = <0>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ dpu_intf0_out: endpoint {
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ dpu_intf1_out: endpoint {
+ remote-endpoint = <&mdss_dsi0_in>;
+ };
+ };
+ };
+
+ mdp_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-375000000 {
+ opp-hz = /bits/ 64 <375000000>;
+ required-opps = <&rpmhpd_opp_svs_l1>;
+ };
+
+ opp-500000000 {
+ opp-hz = /bits/ 64 <500000000>;
+ required-opps = <&rpmhpd_opp_nom>;
+ };
+
+ opp-575000000 {
+ opp-hz = /bits/ 64 <575000000>;
+ required-opps = <&rpmhpd_opp_turbo>;
+ };
+
+ opp-650000000 {
+ opp-hz = /bits/ 64 <650000000>;
+ required-opps = <&rpmhpd_opp_turbo_l1>;
+ };
+ };
+ };
+
+ dsi@...4000 {
+ compatible = "qcom,qcs615-dsi-ctrl",
+ "qcom,mdss-dsi-ctrl";
+ reg = <0x0ae94000 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 = <&dsi0_opp_table>;
+
+ phys = <&mdss_dsi0_phy>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ 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 {
+ };
+ };
+ };
+
+ dsi0_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-164000000 {
+ opp-hz = /bits/ 64 <164000000>;
+ required-opps = <&rpmhpd_opp_low_svs>;
+ };
+ };
+ };
+
+ mdss_dsi0_phy: phy@...4400 {
+ compatible = "qcom,dsi-phy-14nm-615";
+ reg = <0x0ae94400 0x100>,
+ <0x0ae94500 0x300>,
+ <0x0ae94800 0x188>;
+ reg-names = "dsi_phy",
+ "dsi_phy_lane",
+ "dsi_pll";
+
+ #clock-cells = <1>;
+ #phy-cells = <0>;
+
+ clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+ <&rpmhcc RPMH_CXO_CLK>;
+ clock-names = "iface", "ref";
+ };
+ };
+...
--
2.34.1
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