* [PATCH v4] arm64: dts: s32g: Add device tree information for the OCOTP driver
[not found] <cover.1757689031.git.dan.carpenter@linaro.org>
@ 2025-09-12 15:03 ` Dan Carpenter
2025-09-14 13:12 ` Shawn Guo
0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2025-09-12 15:03 UTC (permalink / raw)
To: Shawn Guo
Cc: Chester Lin, Matthias Brugger, Ghennadi Procopciuc,
NXP S32 Linux Team, Sascha Hauer, Pengutronix Kernel Team,
Fabio Estevam, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
linux-arm-kernel, imx, devicetree, linux-kernel
Add the device tree information for the S32G On Chip One-Time
Programmable Controller (OCOTP) chip.
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
---
The other patches in this patch set were applied but this one needed to
be rebased.
v4: rebase on imx/dt64
v3: Add the device tree entry in the correct location based on
the 0x400a4000 address.
v2: change "ocotp: ocotp@400a4000 {" to "ocotp: nvmem@400a4000 {"
arch/arm64/boot/dts/freescale/s32g2.dtsi | 7 +++++++
arch/arm64/boot/dts/freescale/s32g3.dtsi | 7 +++++++
2 files changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/s32g2.dtsi b/arch/arm64/boot/dts/freescale/s32g2.dtsi
index 3ff3b2ff09be..d167624d1f0c 100644
--- a/arch/arm64/boot/dts/freescale/s32g2.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32g2.dtsi
@@ -325,6 +325,13 @@ usdhc0-200mhz-grp4 {
};
};
+ ocotp: nvmem@400a4000 {
+ compatible = "nxp,s32g2-ocotp";
+ reg = <0x400a4000 0x400>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+
swt0: watchdog@40100000 {
compatible = "nxp,s32g2-swt";
reg = <0x40100000 0x1000>;
diff --git a/arch/arm64/boot/dts/freescale/s32g3.dtsi b/arch/arm64/boot/dts/freescale/s32g3.dtsi
index 6292ae99883a..be3a582ebc1b 100644
--- a/arch/arm64/boot/dts/freescale/s32g3.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32g3.dtsi
@@ -383,6 +383,13 @@ usdhc0-200mhz-grp4 {
};
};
+ ocotp: nvmem@400a4000 {
+ compatible = "nxp,s32g3-ocotp", "nxp,s32g2-ocotp";
+ reg = <0x400a4000 0x400>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+
swt0: watchdog@40100000 {
compatible = "nxp,s32g3-swt", "nxp,s32g2-swt";
reg = <0x40100000 0x1000>;
--
2.51.0
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