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[PATCH v2 5/5] arm64: dts: qcom: sa8775p: add display dt nodes

Mahadevan posted 5 patches 2 months ago
There is a newer version of this series
[PATCH v2 5/5] arm64: dts: qcom: sa8775p: add display dt nodes
Posted by Mahadevan 2 months ago 
Add mdss0 and mdp devicetree nodes for sa8775p target.

Signed-off-by: Mahadevan <quic_mahap@quicinc.com>

---

This patch depends on the clock enablement change:
https://lore.kernel.org/all/20240816-sa8775p-mm-v3-v1-0-77d53c3c0cef@quicinc.com/

---

[v2]
- Update commit message mentioning enablement of mdss0 only is done. [Dmitry]
- Add resets node and fix indentation. [Dmitry]
---
 arch/arm64/boot/dts/qcom/sa8775p.dtsi | 87 +++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index 93be4683a31f..27ab1921c1f3 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -6,6 +6,7 @@
 #include <dt-bindings/interconnect/qcom,icc.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/clock/qcom,rpmh.h>
+#include <dt-bindings/clock/qcom,sa8775p-dispcc.h>
 #include <dt-bindings/clock/qcom,sa8775p-gcc.h>
 #include <dt-bindings/clock/qcom,sa8775p-gpucc.h>
 #include <dt-bindings/interconnect/qcom,sa8775p-rpmh.h>
@@ -2937,6 +2938,92 @@ camcc: clock-controller@ade0000 {
 			#power-domain-cells = <1>;
 		};

+		mdss0: display-subsystem@ae00000 {
+			compatible = "qcom,sa8775p-mdss";
+			reg = <0x0 0x0ae00000 0x0 0x1000>;
+			reg-names = "mdss";
+
+			/* same path used twice */
+			interconnects = <&mmss_noc MASTER_MDP0 0 &mc_virt SLAVE_EBI1 0>,
+					<&mmss_noc MASTER_MDP1 0 &mc_virt SLAVE_EBI1 0>,
+					<&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
+					 &config_noc SLAVE_DISPLAY_CFG QCOM_ICC_TAG_ACTIVE_ONLY>;
+			interconnect-names = "mdp0-mem",
+					     "mdp1-mem",
+					     "cpu-cfg";
+
+			resets = <&dispcc0 MDSS_DISP_CC_MDSS_CORE_BCR>;
+
+			power-domains = <&dispcc0 MDSS_DISP_CC_MDSS_CORE_GDSC>;
+
+			clocks = <&dispcc0 MDSS_DISP_CC_MDSS_AHB_CLK>,
+				 <&gcc GCC_DISP_HF_AXI_CLK>,
+				 <&dispcc0 MDSS_DISP_CC_MDSS_MDP_CLK>;
+
+			interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-controller;
+			#interrupt-cells = <1>;
+
+			iommus = <&apps_smmu 0x1000 0x402>;
+
+			#address-cells = <2>;
+			#size-cells = <2>;
+			ranges;
+
+			status = "disabled";
+
+			mdss0_mdp: display-controller@ae01000 {
+				compatible = "qcom,sa8775p-dpu";
+				reg = <0x0 0x0ae01000 0x0 0x8f000>,
+				      <0x0 0x0aeb0000 0x0 0x2008>;
+				reg-names = "mdp", "vbif";
+
+				clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
+					 <&dispcc0 MDSS_DISP_CC_MDSS_AHB_CLK>,
+					 <&dispcc0 MDSS_DISP_CC_MDSS_MDP_LUT_CLK>,
+					 <&dispcc0 MDSS_DISP_CC_MDSS_MDP_CLK>,
+					 <&dispcc0 MDSS_DISP_CC_MDSS_VSYNC_CLK>;
+				clock-names = "bus",
+					      "iface",
+					      "lut",
+					      "core",
+					      "vsync";
+
+				assigned-clocks = <&dispcc0 MDSS_DISP_CC_MDSS_VSYNC_CLK>;
+				assigned-clock-rates = <19200000>;
+
+				operating-points-v2 = <&mdss0_mdp_opp_table>;
+				power-domains = <&rpmhpd RPMHPD_MMCX>;
+
+				interrupt-parent = <&mdss0>;
+				interrupts = <0>;
+
+				mdss0_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>;
+					};
+				};
+			};
+		};
+
 		dispcc0: clock-controller@af00000 {
 			compatible = "qcom,sa8775p-dispcc0";
 			reg = <0x0 0x0af00000 0x0 0x20000>;
--
2.34.1
Re: [PATCH v2 5/5] arm64: dts: qcom: sa8775p: add display dt nodes
Posted by Dmitry Baryshkov 2 months ago 
On Thu, Sep 26, 2024 at 04:31:37PM GMT, Mahadevan wrote:
> Add mdss0 and mdp devicetree nodes for sa8775p target.
> 
> Signed-off-by: Mahadevan <quic_mahap@quicinc.com>
> 
> ---
> 
> This patch depends on the clock enablement change:
> https://lore.kernel.org/all/20240816-sa8775p-mm-v3-v1-0-77d53c3c0cef@quicinc.com/
> 
> ---
> 
> [v2]
> - Update commit message mentioning enablement of mdss0 only is done. [Dmitry]

It doesn't

> - Add resets node and fix indentation. [Dmitry]
> ---
>  arch/arm64/boot/dts/qcom/sa8775p.dtsi | 87 +++++++++++++++++++++++++++
>  1 file changed, 87 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> index 93be4683a31f..27ab1921c1f3 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> @@ -6,6 +6,7 @@
>  #include <dt-bindings/interconnect/qcom,icc.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/clock/qcom,rpmh.h>
> +#include <dt-bindings/clock/qcom,sa8775p-dispcc.h>
>  #include <dt-bindings/clock/qcom,sa8775p-gcc.h>
>  #include <dt-bindings/clock/qcom,sa8775p-gpucc.h>
>  #include <dt-bindings/interconnect/qcom,sa8775p-rpmh.h>
> @@ -2937,6 +2938,92 @@ camcc: clock-controller@ade0000 {
>  			#power-domain-cells = <1>;
>  		};
> 
> +		mdss0: display-subsystem@ae00000 {
> +			compatible = "qcom,sa8775p-mdss";
> +			reg = <0x0 0x0ae00000 0x0 0x1000>;
> +			reg-names = "mdss";
> +
> +			/* same path used twice */
> +			interconnects = <&mmss_noc MASTER_MDP0 0 &mc_virt SLAVE_EBI1 0>,
> +					<&mmss_noc MASTER_MDP1 0 &mc_virt SLAVE_EBI1 0>,

QCOM_ICC_TAG_ACTIVE_ONLY ?

> +					<&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ACTIVE_ONLY
> +					 &config_noc SLAVE_DISPLAY_CFG QCOM_ICC_TAG_ACTIVE_ONLY>;
> +			interconnect-names = "mdp0-mem",
> +					     "mdp1-mem",
> +					     "cpu-cfg";
> +
> +			resets = <&dispcc0 MDSS_DISP_CC_MDSS_CORE_BCR>;
> +
> +			power-domains = <&dispcc0 MDSS_DISP_CC_MDSS_CORE_GDSC>;
> +
> +			clocks = <&dispcc0 MDSS_DISP_CC_MDSS_AHB_CLK>,
> +				 <&gcc GCC_DISP_HF_AXI_CLK>,
> +				 <&dispcc0 MDSS_DISP_CC_MDSS_MDP_CLK>;
> +
> +			interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>;
> +			interrupt-controller;
> +			#interrupt-cells = <1>;
> +
> +			iommus = <&apps_smmu 0x1000 0x402>;
> +
> +			#address-cells = <2>;
> +			#size-cells = <2>;
> +			ranges;
> +
> +			status = "disabled";
> +
> +			mdss0_mdp: display-controller@ae01000 {
> +				compatible = "qcom,sa8775p-dpu";
> +				reg = <0x0 0x0ae01000 0x0 0x8f000>,
> +				      <0x0 0x0aeb0000 0x0 0x2008>;
> +				reg-names = "mdp", "vbif";
> +
> +				clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
> +					 <&dispcc0 MDSS_DISP_CC_MDSS_AHB_CLK>,
> +					 <&dispcc0 MDSS_DISP_CC_MDSS_MDP_LUT_CLK>,
> +					 <&dispcc0 MDSS_DISP_CC_MDSS_MDP_CLK>,
> +					 <&dispcc0 MDSS_DISP_CC_MDSS_VSYNC_CLK>;
> +				clock-names = "bus",
> +					      "iface",
> +					      "lut",
> +					      "core",
> +					      "vsync";
> +
> +				assigned-clocks = <&dispcc0 MDSS_DISP_CC_MDSS_VSYNC_CLK>;
> +				assigned-clock-rates = <19200000>;
> +
> +				operating-points-v2 = <&mdss0_mdp_opp_table>;
> +				power-domains = <&rpmhpd RPMHPD_MMCX>;
> +
> +				interrupt-parent = <&mdss0>;
> +				interrupts = <0>;
> +
> +				mdss0_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>;
> +					};
> +				};
> +			};
> +		};
> +
>  		dispcc0: clock-controller@af00000 {
>  			compatible = "qcom,sa8775p-dispcc0";
>  			reg = <0x0 0x0af00000 0x0 0x20000>;
> --
> 2.34.1
> 

-- 
With best wishes
Dmitry

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