[PATCH v3 1/4] ARM: dts: qcom: msm8974: add gpu support

[PATCH v3 1/4] ARM: dts: qcom: msm8974: add gpu support

[Iskren Chernev]

From: Brian Masney <masneyb@onstation.org>

Add support for the a3xx GPU. opp_table is chosen to include lower
frequencies common to all different msm8974 variants.

Signed-off-by: Brian Masney <masneyb@onstation.org>
[iskren.chernev@gmail.com: change opp-table values in v3]
Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
---
Changes in v3:
- change opp-table as suggested by Konrad Dybcio
- remove tested-by/reviewed-by because of code changes

v2: https://lkml.org/lkml/2021/1/24/142
v1: https://lkml.org/lkml/2020/12/30/322

 arch/arm/boot/dts/qcom-msm8974.dtsi | 45 +++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
index 51f5f904f9eb9..683622d6c8954 100644
--- a/arch/arm/boot/dts/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -1399,6 +1399,51 @@ cnoc: interconnect@fc480000 {
 			         <&rpmcc RPM_SMD_CNOC_A_CLK>;
 		};

+		gpu_opp_table: opp_table {
+			status = "disabled";
+
+			compatible = "operating-points-v2";
+
+			opp-320000000 {
+				opp-hz = /bits/ 64 <320000000>;
+			};
+
+			opp-200000000 {
+				opp-hz = /bits/ 64 <200000000>;
+			};
+
+			opp-27000000 {
+				opp-hz = /bits/ 64 <27000000>;
+			};
+		};
+
+		gpu: adreno@fdb00000 {
+			status = "disabled";
+
+			compatible = "qcom,adreno-330.2",
+			             "qcom,adreno";
+			reg = <0xfdb00000 0x10000>;
+			reg-names = "kgsl_3d0_reg_memory";
+			interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "kgsl_3d0_irq";
+			clock-names = "core",
+			              "iface",
+			              "mem_iface";
+			clocks = <&mmcc OXILI_GFX3D_CLK>,
+			         <&mmcc OXILICX_AHB_CLK>,
+			         <&mmcc OXILICX_AXI_CLK>;
+			sram = <&gmu_sram>;
+			power-domains = <&mmcc OXILICX_GDSC>;
+			operating-points-v2 = <&gpu_opp_table>;
+
+			interconnects = <&mmssnoc MNOC_MAS_GRAPHICS_3D &bimc BIMC_SLV_EBI_CH0>,
+			                <&ocmemnoc OCMEM_VNOC_MAS_GFX3D &ocmemnoc OCMEM_SLV_OCMEM>;
+			interconnect-names = "gfx-mem",
+			                     "ocmem";
+
+			// iommus = <&gpu_iommu 0>;
+		};
+
 		mdss: mdss@fd900000 {
 			status = "disabled";


base-commit: 226871e2eda4832d94c3239add7e52ad17b81ce5
--
2.30.0

[PATCH v3 2/4] ARM: dts: qcom: msm8974-klte: add support for GPU

[Iskren Chernev]

From: Samuel Pascua <pascua.samuel.14@gmail.com>

Enable adreno and opp_table dt nodes.

Signed-off-by: Samuel Pascua <pascua.samuel.14@gmail.com>
Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
---
 arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
index f23d1002b8f8b..5a7ac4a31031f 100644
--- a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
@@ -697,6 +697,14 @@ fuelgauge@36 {
 			pinctrl-0 = <&fuelgauge_pin>;
 		};
 	};
+
+	opp_table {
+		status = "ok";
+	};
+
+	adreno@fdb00000 {
+		status = "ok";
+	};
 };

 &spmi_bus {
--
2.30.0

[PATCH v3 3/4] ARM: dts: qcom: msm8974-klte: add support for display

[Iskren Chernev]

From: Samuel Pascua <pascua.samuel.14@gmail.com>

Add initial support for the display found on the Samsung Galaxy 5 (klte)
phone. This is based on work from Jonathan Marek & Brian Masney.

Signed-off-by: Samuel Pascua <pascua.samuel.14@gmail.com>
Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
---
 .../boot/dts/qcom-msm8974-samsung-klte.dts    | 58 +++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
index 5a7ac4a31031f..19c96b47a5dbd 100644
--- a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
@@ -453,6 +453,16 @@ int {
 				bias-pull-down;
 			};
 		};
+
+		panel_pin: panel {
+			te {
+				pins = "gpio12";
+				function = "mdp_vsync";
+
+				drive-strength = <2>;
+				bias-disable;
+			};
+		};
 	};

 	sdhc_1: sdhci@f9824900 {
@@ -705,6 +715,54 @@ opp_table {
 	adreno@fdb00000 {
 		status = "ok";
 	};
+
+	mdss@fd900000 {
+		status = "ok";
+
+		mdp@fd900000 {
+			status = "ok";
+		};
+
+		dsi@fd922800 {
+			status = "ok";
+
+			vdda-supply = <&pma8084_l2>;
+			vdd-supply = <&pma8084_l22>;
+			vddio-supply = <&pma8084_l12>;
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			ports {
+				port@1 {
+					endpoint {
+						remote-endpoint = <&panel_in>;
+						data-lanes = <0 1 2 3>;
+					};
+				};
+			};
+
+			panel: panel@0 {
+				reg = <0>;
+				compatible = "samsung,s6e3fa2";
+
+				pinctrl-names = "default";
+				pinctrl-0 = <&panel_pin>;
+
+				port {
+					panel_in: endpoint {
+						remote-endpoint = <&dsi0_out>;
+					};
+				};
+			};
+		};
+
+		dsi-phy@fd922a00 {
+			status = "ok";
+
+			vddio-supply = <&pma8084_l12>;
+		};
+	};
 };

 &spmi_bus {
--
2.30.0

[PATCH v3 4/4] ARM: dts: qcom: msm8974-klte: Mark essential regulators

[Iskren Chernev]

s1 and l12 regulators are used for the memory and cache on the Samsung
S5 (klte). If they are turned off the phone shuts down. So mark them as
always-on to prevent that from happening.

Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
Tested-by: Alexey Minnekhanov <alexeymin@postmarketos.org>
---
 arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
index 19c96b47a5dbd..27323403aa71d 100644
--- a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts
@@ -30,6 +30,7 @@ pma8084-regulators {
 					pma8084_s1: s1 {
 						regulator-min-microvolt = <675000>;
 						regulator-max-microvolt = <1050000>;
+						regulator-always-on;
 					};
 
 					pma8084_s2: s2 {
@@ -115,6 +116,7 @@ pma8084_l11: l11 {
 					pma8084_l12: l12 {
 						regulator-min-microvolt = <1800000>;
 						regulator-max-microvolt = <1800000>;
+						regulator-always-on;
 					};
 
 					pma8084_l13: l13 {
-- 
2.30.0