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From:   Alice Guo <alice.guo@nxp.com>
To:     robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de,
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        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 3/4] arm64: dts: imx8m: add nvmem-cell related stuff
Date:   Thu,  5 Nov 2020 15:26:28 +0800
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Add nvmem-cell related stuff for the soc unique ID.

Signed-off-by: Alice Guo <alice.guo@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 6 ++++++
 arch/arm64/boot/dts/freescale/imx8mn.dtsi | 6 ++++++
 arch/arm64/boot/dts/freescale/imx8mp.dtsi | 6 ++++++
 arch/arm64/boot/dts/freescale/imx8mq.dtsi | 6 ++++++
 4 files changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index cd9a77d763eb..d4aec3eae147 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -261,6 +261,8 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x0 0x3e000000>;
+		nvmem-cells = <&imx8mm_uid>;
+		nvmem-cell-names = "soc_unique_id";

 		aips1: bus@30000000 {
 			compatible = "fsl,aips-bus", "simple-bus";
@@ -518,6 +520,10 @@
 				#address-cells = <1>;
 				#size-cells = <1>;

+				imx8mm_uid: unique_id@410 {
+					reg = <0x4 0x8>;
+				};
+
 				cpu_speed_grade: speed-grade@10 {
 					reg = <0x10 4>;
 				};
diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index 6d3a809a00fd..ff12194b60a1 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -245,6 +245,8 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x0 0x3e000000>;
+		nvmem-cells = <&imx8mn_uid>;
+		nvmem-cell-names = "soc_unique_id";

 		aips1: bus@30000000 {
 			compatible = "fsl,aips-bus", "simple-bus";
@@ -388,6 +390,10 @@
 				#address-cells = <1>;
 				#size-cells = <1>;

+				imx8mn_uid: unique_id@410 {
+					reg = <0x4 0x8>;
+				};
+
 				cpu_speed_grade: speed-grade@10 {
 					reg = <0x10 4>;
 				};
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 9cd218f5f004..3db59f61e871 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -222,6 +222,8 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x0 0x3e000000>;
+		nvmem-cells = <&imx8mp_uid>;
+		nvmem-cell-names = "soc_unique_id";

 		aips1: bus@30000000 {
 			compatible = "fsl,aips-bus", "simple-bus";
@@ -328,6 +330,10 @@
 				#address-cells = <1>;
 				#size-cells = <1>;

+				imx8mp_uid: unique_id@420 {
+					reg = <0x8 0x8>;
+				};
+
 				cpu_speed_grade: speed-grade@10 {
 					reg = <0x10 4>;
 				};
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 9b6d9307e5d7..6db5cba9c07d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -291,6 +291,8 @@
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x0 0x3e000000>;
 		dma-ranges = <0x40000000 0x0 0x40000000 0xc0000000>;
+		nvmem-cells = <&imx8mq_uid>;
+		nvmem-cell-names = "soc_unique_id";

 		bus@30000000 { /* AIPS1 */
 			compatible = "fsl,aips-bus", "simple-bus";
@@ -555,6 +557,10 @@
 				#address-cells = <1>;
 				#size-cells = <1>;

+				imx8mq_uid: soc_uid@410 {
+					reg = <0x4 0x8>;
+				};
+
 				cpu_speed_grade: speed-grade@10 {
 					reg = <0x10 4>;
 				};
--
2.17.1