[PATCH 4/4] dts: s32g: Add GPR syscon region

Dan Carpenter dan.carpenter at linaro.org
Mon Dec 1 05:08:33 PST 2025


Add the GPR syscon region for the s32 chipset.

Signed-off-by: Dan Carpenter <dan.carpenter at linaro.org>
---
 arch/arm64/boot/dts/freescale/s32g2.dtsi | 8 ++++++++
 arch/arm64/boot/dts/freescale/s32g3.dtsi | 8 ++++++++
 2 files changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/s32g2.dtsi b/arch/arm64/boot/dts/freescale/s32g2.dtsi
index 51d00dac12de..3c9472f6c174 100644
--- a/arch/arm64/boot/dts/freescale/s32g2.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32g2.dtsi
@@ -325,6 +325,13 @@ usdhc0-200mhz-grp4 {
 			};
 		};
 
+		gpr: syscon at 4007c000 {
+			compatible = "nxp,s32-gpr", "syscon";
+			reg = <0x4007c000 0x3000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+		};
+
 		ocotp: nvmem at 400a4000 {
 			compatible = "nxp,s32g2-ocotp";
 			reg = <0x400a4000 0x400>;
@@ -731,6 +738,7 @@ gmac0: ethernet at 4033c000 {
 			compatible = "nxp,s32g2-dwmac";
 			reg = <0x4033c000 0x2000>, /* gmac IP */
 			      <0x4007c004 0x4>;    /* GMAC_0_CTRL_STS */
+			phy-sel = <&gpr 0x4>;
 			interrupt-parent = <&gic>;
 			interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
 			interrupt-names = "macirq";
diff --git a/arch/arm64/boot/dts/freescale/s32g3.dtsi b/arch/arm64/boot/dts/freescale/s32g3.dtsi
index eff7673e7f34..0ceca3caf133 100644
--- a/arch/arm64/boot/dts/freescale/s32g3.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32g3.dtsi
@@ -383,6 +383,13 @@ usdhc0-200mhz-grp4 {
 			};
 		};
 
+		gpr: syscon at 4007c000 {
+			compatible = "nxp,s32-gpr", "syscon";
+			reg = <0x4007c000 0x3000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+		};
+
 		ocotp: nvmem at 400a4000 {
 			compatible = "nxp,s32g3-ocotp", "nxp,s32g2-ocotp";
 			reg = <0x400a4000 0x400>;
@@ -808,6 +815,7 @@ gmac0: ethernet at 4033c000 {
 			compatible = "nxp,s32g2-dwmac";
 			reg = <0x4033c000 0x2000>, /* gmac IP */
 			      <0x4007c004 0x4>;    /* GMAC_0_CTRL_STS */
+			phy-sel = <&gpr 0x4>;
 			interrupt-parent = <&gic>;
 			interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
 			interrupt-names = "macirq";
-- 
2.51.0




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