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Message-ID: <7877e1958fa92df92b2b5229365c86493c620c8c.1756800543.git.dan.carpenter@linaro.org>
Date: Tue, 2 Sep 2025 12:47:57 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Chester Lin <chester62515@...il.com>
Cc: Matthias Brugger <mbrugger@...e.com>,
Ghennadi Procopciuc <ghennadi.procopciuc@....nxp.com>,
NXP S32 Linux Team <s32@....com>, Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
linux-arm-kernel@...ts.infradead.org, imx@...ts.linux.dev,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linaro-s32@...aro.org
Subject: [PATCH v3 3/3] arm64: dts: s32g: Add device tree information for the
OCOTP driver
Add the device tree information for the S32G On Chip One-Time
Programmable Controller (OCOTP) chip.
Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
---
v3: Add the device tree entry in the correct location based on
the 0x400a4000 address.
v2: change "ocotp: ocotp@...a4000 {" to "ocotp: nvmem@...a4000 {"
---
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 6a7cc7b33754..d6a9f61394d3 100644
--- a/arch/arm64/boot/dts/freescale/s32g2.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32g2.dtsi
@@ -355,6 +355,13 @@ serdes_presence: serdes-presence@100 {
};
};
+ ocotp: nvmem@...a4000 {
+ compatible = "nxp,s32g2-ocotp";
+ reg = <0x400a4000 0x400>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+
edma0: dma-controller@...44000 {
compatible = "nxp,s32g2-edma";
reg = <0x40144000 0x24000>,
diff --git a/arch/arm64/boot/dts/freescale/s32g3.dtsi b/arch/arm64/boot/dts/freescale/s32g3.dtsi
index 61ee08f0cfdc..f0e2a2907431 100644
--- a/arch/arm64/boot/dts/freescale/s32g3.dtsi
+++ b/arch/arm64/boot/dts/freescale/s32g3.dtsi
@@ -408,6 +408,13 @@ serdes_presence: serdes-presence@100 {
};
};
+ ocotp: nvmem@...a4000 {
+ compatible = "nxp,s32g3-ocotp", "nxp,s32g2-ocotp";
+ reg = <0x400a4000 0x400>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+
edma0: dma-controller@...44000 {
compatible = "nxp,s32g3-edma", "nxp,s32g2-edma";
reg = <0x40144000 0x24000>,
--
2.47.2
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