Hi,

On 13/01/2026 at 14:10, Cyrille Pitchen wrote:
Add support for the GFX2D GPU.

Signed-off-by: Cyrille Pitchen <[email protected]>
---
  arch/arm/boot/dts/microchip/sam9x7.dtsi | 8 ++++++++
  1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/microchip/sam9x7.dtsi 
b/arch/arm/boot/dts/microchip/sam9x7.dtsi
index 
46dacbbd201ddb68a7456d6fe1afafa59db90ec8..79a82962264f51c4c243530b9dad9010f8cf1347
 100644
--- a/arch/arm/boot/dts/microchip/sam9x7.dtsi
+++ b/arch/arm/boot/dts/microchip/sam9x7.dtsi
@@ -292,6 +292,14 @@ AT91_XDMAC_DT_PERID(26))>,
                        status = "disabled";
                };
+ gpu: gpu@f0018000 {
+                       compatible = "microchip,sam9x7-gfx2d";
+                       reg = <0xf0018000 0x4000>;

I see that the register map is much smaller that this 0x4000 size required.

+                       interrupts = <36 IRQ_TYPE_LEVEL_HIGH 0>;
+                       clocks = <&pmc PMC_TYPE_PERIPHERAL 36>;
+                       status = "disabled";
+               };
+
                i2s: i2s@f001c000 {
                        compatible = "microchip,sam9x7-i2smcc", 
"microchip,sam9x60-i2smcc";
                        reg = <0xf001c000 0x100>;


Best regards,
  Nicolas

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