[PATCH v2 0/3] Add Vivante GPU support on STM32MP157c

[PATCH v2 0/3] Add Vivante GPU support on STM32MP157c

[Pierre-Yves MORDRET]

Add and enable Vivante GPU on stm32mp157c for ED1, DK1 and DK2 boards.
---
  Version history:
    v2:
       * move GPU reserved memeory out of bottom DDR to let free this area for
         U-Boot
    v1:
       * Initial
---
Pierre-Yves MORDRET (3):
  ARM: dts: stm32: Add Vivante GPU support on STM32MP157c
  ARM: dts: stm32: enable Vivante GPU support on stm32mp157c-ed1 board
  ARM: dts: stm32: enable Vivante GPU support on stm32mp157a-dk1 board

 arch/arm/boot/dts/stm32mp157a-dk1.dts | 16 ++++++++++++++++
 arch/arm/boot/dts/stm32mp157c-ed1.dts | 16 ++++++++++++++++
 arch/arm/boot/dts/stm32mp157c.dtsi    | 10 ++++++++++
 3 files changed, 42 insertions(+)

-- 
2.7.4

[PATCH v2 1/3] ARM: dts: stm32: Add Vivante GPU support on STM32MP157c

[Pierre-Yves MORDRET]

Append Vivante GPU DT configuration.

Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
---
  Version history:
    v2:
    v1:
       * Initial
---
---
 arch/arm/boot/dts/stm32mp157c.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index 6ce75f6..3310aba 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -1136,6 +1136,16 @@
 			status = "disabled";
 		};
 
+		gpu: gpu@59000000 {
+			compatible = "vivante,gc";
+			reg = <0x59000000 0x800>;
+			interrupts = <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&rcc GPU>, <&rcc GPU_K>;
+			clock-names = "bus" ,"core";
+			resets = <&rcc GPU_R>;
+			status = "disabled";
+		};
+
 		dsi: dsi@5a000000 {
 			compatible = "st,stm32-dsi";
 			reg = <0x5a000000 0x800>;
-- 
2.7.4

[PATCH v2 2/3] ARM: dts: stm32: enable Vivante GPU support on stm32mp157c-ed1 board

[Pierre-Yves MORDRET]

Enable Vivante GPU driver for stm32mp157c-ed1 board.

Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
---
  Version history:
    v2:
       * move GPU reserved memeory out of bottom DDR to let free this area for
         U-Boot
    v1:
       * Initial
---
---
 arch/arm/boot/dts/stm32mp157c-ed1.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c-ed1.dts b/arch/arm/boot/dts/stm32mp157c-ed1.dts
index 9fd7943..7bcc122 100644
--- a/arch/arm/boot/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ed1.dts
@@ -22,6 +22,17 @@
 		reg = <0xC0000000 0x40000000>;
 	};
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		gpu_reserved: gpu@e8000000 {
+			reg = <0xe8000000 0x8000000>;
+			no-map;
+		};
+	};
+
 	aliases {
 		serial0 = &uart4;
 	};
@@ -76,6 +87,11 @@
 	status = "okay";
 };
 
+&gpu {
+	contiguous-area = <&gpu_reserved>;
+	status = "okay";
+};
+
 &i2c4 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c4_pins_a>;
-- 
2.7.4

[PATCH v2 3/3] ARM: dts: stm32: enable Vivante GPU support on stm32mp157a-dk1 board

[Pierre-Yves MORDRET]

Enable Vivante GPU driver for stm32mp157a-dk1 and dk2 boards.

Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
---
  Version history:
    v2:
       * move GPU reserved memeory out of bottom DDR to let free this area for
         U-Boot
    v1:
       * Initial
---
---
 arch/arm/boot/dts/stm32mp157a-dk1.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 1b1886d..bd06f7b 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -27,6 +27,17 @@
 		reg = <0xc0000000 0x20000000>;
 	};
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		gpu_reserved: gpu@d4000000 {
+			reg = <0xd4000000 0x4000000>;
+			no-map;
+		};
+	};
+
 	led {
 		compatible = "gpio-leds";
 		blue {
@@ -69,6 +80,11 @@
 	status = "okay";
 };
 
+&gpu {
+	contiguous-area = <&gpu_reserved>;
+	status = "okay";
+};
+
 &iwdg2 {
 	timeout-sec = <32>;
 	status = "okay";
-- 
2.7.4