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From: Frieder Schrempf <frieder@fris.de>
To: Peng Fan <peng.fan@nxp.com>, Pankaj Gupta <pankaj.gupta@nxp.com>,
	linux-arm-kernel@lists.infradead.org,
	Conor Dooley <conor+dt@kernel.org>,
	devicetree@vger.kernel.org, imx@lists.linux.dev,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	linux-kernel@vger.kernel.org, Rob Herring <robh@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Shawn Guo <shawnguo@kernel.org>
Cc: Frieder Schrempf <frieder.schrempf@kontron.de>,
	Carlos Song <carlos.song@nxp.com>,
	Fabio Estevam <festevam@gmail.com>, Frank Li <Frank.Li@nxp.com>,
	Haibo Chen <haibo.chen@nxp.com>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Shengjiu Wang <shengjiu.wang@nxp.com>,
	Shenwei Wang <shenwei.wang@nxp.com>, Xu Yang <xu.yang_2@nxp.com>
Subject: [RFC PATCH 4/5] arm64: dts: imx93: Add node for OCOTP S400 NVMEM driver
Date: Wed, 16 Apr 2025 16:26:23 +0200	[thread overview]
Message-ID: <20250416142715.1042363-5-frieder@fris.de> (raw)
In-Reply-To: <20250416142715.1042363-1-frieder@fris.de>

From: Frieder Schrempf <frieder.schrempf@kontron.de>

This adds a node for the OCOTP NVMEM driver that uses the
ELE S400 API to access the fuse registers.

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
---
 arch/arm64/boot/dts/freescale/imx93.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index 122519648d1b..12463cf6c214 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -228,6 +228,11 @@ hsm0: secure-enclave {
 		mboxes = <&s4muap 0 0>, <&s4muap 1 0>;
 	};
 
+	ocotp-s400 {
+		compatible = "fsl,imx93-ocotp-s400";
+		secure-enclave = <&hsm0>;
+	};
+
 	mqs1: mqs1 {
 		compatible = "fsl,imx93-mqs";
 		gpr = <&aonmix_ns_gpr>;
-- 
2.49.0



  parent reply	other threads:[~2025-04-16 15:23 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-16 14:26 [RFC PATCH 0/5] Add NVMEM driver for i.MX93 OTP access through ELE Frieder Schrempf
2025-04-16 14:26 ` [RFC PATCH 1/5] firmware: imx: ele: Add API functions for OCOTP fuse access Frieder Schrempf
2025-04-16 14:26 ` [RFC PATCH 2/5] nvmem: Add i.MX OCOTP fuse driver using ELE S400 API Frieder Schrempf
2025-04-16 14:26 ` [RFC PATCH 3/5] arm64: dts: imx93: Add node for EdgeLock Enclave (ELE) firmware driver Frieder Schrempf
2025-04-16 14:26 ` Frieder Schrempf [this message]
2025-04-16 14:26 ` [RFC PATCH 5/5] arm64: dts: imx93-kontron: Add DMA memory region for ELE firmware Frieder Schrempf
2025-04-22  6:30 ` [RFC PATCH 0/5] Add NVMEM driver for i.MX93 OTP access through ELE Peng Fan
2025-04-22  7:33   ` Frieder Schrempf
2025-04-22  6:40 ` Arnd Bergmann
2025-04-22  7:37   ` Frieder Schrempf

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