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Date: Wed, 4 Nov 2020 11:06:44 +0800
From: Alice Guo <alice.guo@....com>
To: shawnguo@...nel.org, s.hauer@...gutronix.de
Cc: kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
peng.fan@....com
Subject: [PATCH v1 3/4] LF-2571-3 arm64: dts: imx8m: add nvmem-cell related stuff
Add nvmem-cell related stuff for the soc unique ID.
Signed-off-by: Alice Guo <alice.guo@....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 ec71a5e8a062..b45dfe133ec7 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@...00000 {
compatible = "fsl,aips-bus", "simple-bus";
@@ -475,6 +477,10 @@
#address-cells = <1>;
#size-cells = <1>;
+ imx8mm_uid: unique_id@410 {
+ reg = <4 8>;
+ };
+
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..7418c886fdab 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@...00000 {
compatible = "fsl,aips-bus", "simple-bus";
@@ -388,6 +390,10 @@
#address-cells = <1>;
#size-cells = <1>;
+ imx8mn_uid: unique_id@410 {
+ reg = <4 8>;
+ };
+
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..e0f1d5a0dc21 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@...00000 {
compatible = "fsl,aips-bus", "simple-bus";
@@ -328,6 +330,10 @@
#address-cells = <1>;
#size-cells = <1>;
+ imx8mp_uid: unique_id@420 {
+ reg = <8 8>;
+ };
+
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 a3c76bb880db..8fad6730db3d 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@...00000 { /* AIPS1 */
compatible = "fsl,aips-bus", "simple-bus";
@@ -555,6 +557,10 @@
#address-cells = <1>;
#size-cells = <1>;
+ imx8mq_uid: soc_uid@410 {
+ reg = <4 8>;
+ };
+
cpu_speed_grade: speed-grade@10 {
reg = <0x10 4>;
};
--
2.17.1
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