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authorDong Aisheng <aisheng.dong@nxp.com>2018-03-09 14:47:18 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-03-14 19:28:15 +0100
commita1078b440fdf1b43024b1e2c9806bdd39ae6502a (patch)
treed264d5c79864f279cd423727c0102bc21a4ae737
parent0ab09d651b5858f9bc7d5f74e725334a661828e0 (diff)
dt-bindings: nvmem: imx-ocotp: update the binding to reflect data cells
imx-ocotp is implemented based on nvmem which can have data cells as child node. Update the binding doc to reflect it to be more easily understood by users. Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Cc: Rob Herring <robh+dt@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com> Acked-by: Shawn Guo <shawnguo@kernel.org> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--Documentation/devicetree/bindings/nvmem/imx-ocotp.txt23
1 files changed, 19 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt b/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt
index f162c72b4e36..729f6747813b 100644
--- a/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt
+++ b/Documentation/devicetree/bindings/nvmem/imx-ocotp.txt
@@ -11,17 +11,32 @@ Required properties:
"fsl,imx6ul-ocotp" (i.MX6UL),
"fsl,imx7d-ocotp" (i.MX7D/S),
followed by "syscon".
+- #address-cells : Should be 1
+- #size-cells : Should be 1
- reg: Should contain the register base and length.
- clocks: Should contain a phandle pointing to the gated peripheral clock.
Optional properties:
- read-only: disable write access
-Example:
+Optional Child nodes:
+
+- Data cells of ocotp:
+ Detailed bindings are described in bindings/nvmem/nvmem.txt
+Example:
ocotp: ocotp@21bc000 {
- compatible = "fsl,imx6q-ocotp", "syscon";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "fsl,imx6sx-ocotp", "syscon";
reg = <0x021bc000 0x4000>;
- clocks = <&clks IMX6QDL_CLK_IIM>;
- read-only;
+ clocks = <&clks IMX6SX_CLK_OCOTP>;
+
+ tempmon_calib: calib@38 {
+ reg = <0x38 4>;
+ };
+
+ tempmon_temp_grade: temp-grade@20 {
+ reg = <0x20 4>;
+ };
};