| Message ID | 20201124015949.29262-3-alice.guo@nxp.com |
|---|---|
| State | Accepted |
| Commit | cbff23797fa1ec00e3bdda57d8472f75c0b7aab9 |
| Headers | show |
| Series | [v6,1/4] dt-bindings: soc: imx8m: add DT Binding doc for soc unique ID | expand |
On Tue, Nov 24, 2020 at 09:59:48AM +0800, Alice Guo wrote: > In order to be able to use NVMEM APIs to read soc unique ID, add the > nvmem data cell and name for nvmem-cells to the "soc" node, and add a > nvmem node which provides soc unique ID to efuse@30350000. > > Signed-off-by: Alice Guo <alice.guo@nxp.com> I already reviewed it. Do not ignore received tags. Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org> Best regards, Krzysztof > --- > > v2: remove the subject prefix "LF-2571-3" > v3: convert register addresses and sizes to hex > v4: delete "stuff" in subject and commit message, add detailed > description > v5: change underscore of device node to hyphen > v6: none
diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index d457ce815e68..9bee6f1889a4 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..2edfde1119b8 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 ec6ac523ecfc..9401e92f1c84 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..a2a885f1a07a 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>; };
In order to be able to use NVMEM APIs to read soc unique ID, add the nvmem data cell and name for nvmem-cells to the "soc" node, and add a nvmem node which provides soc unique ID to efuse@30350000. Signed-off-by: Alice Guo <alice.guo@nxp.com> --- v2: remove the subject prefix "LF-2571-3" v3: convert register addresses and sizes to hex v4: delete "stuff" in subject and commit message, add detailed description v5: change underscore of device node to hyphen v6: none 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(+) -- 2.17.1