Commit c2a6ea23 authored by Peng Fan's avatar Peng Fan Committed by Greg Kroah-Hartman

dt-bindings: fsl: scu: add ocotp binding

NXP i.MX8QXP is an ARMv8 SoC with a Cortex-M4 core inside as
system controller(SCU), the ocotp controller is being controlled
by the SCU, so Linux need use RPC to SCU for ocotp handling. This
patch adds binding doc for i.MX8 SCU OCOTP driver.

Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Anson Huang <anson.huang@nxp.com>
Cc: devicetree@vger.kernel.org
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Reviewed-by: default avatarDong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: default avatarPeng Fan <peng.fan@nxp.com>
Signed-off-by: default avatarSrinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 312d362c
...@@ -133,6 +133,18 @@ RTC bindings based on SCU Message Protocol ...@@ -133,6 +133,18 @@ RTC bindings based on SCU Message Protocol
Required properties: Required properties:
- compatible: should be "fsl,imx8qxp-sc-rtc"; - compatible: should be "fsl,imx8qxp-sc-rtc";
OCOTP bindings based on SCU Message Protocol
------------------------------------------------------------
Required properties:
- compatible: Should be "fsl,imx8qxp-scu-ocotp"
- #address-cells: Must be 1. Contains byte index
- #size-cells: Must be 1. Contains byte length
Optional Child nodes:
- Data cells of ocotp:
Detailed bindings are described in bindings/nvmem/nvmem.txt
Example (imx8qxp): Example (imx8qxp):
------------- -------------
aliases { aliases {
...@@ -177,6 +189,16 @@ firmware { ...@@ -177,6 +189,16 @@ firmware {
... ...
}; };
ocotp: imx8qx-ocotp {
compatible = "fsl,imx8qxp-scu-ocotp";
#address-cells = <1>;
#size-cells = <1>;
fec_mac0: mac@2c4 {
reg = <0x2c4 8>;
};
};
pd: imx8qx-pd { pd: imx8qx-pd {
compatible = "fsl,imx8qxp-scu-pd", "fsl,scu-pd"; compatible = "fsl,imx8qxp-scu-pd", "fsl,scu-pd";
#power-domain-cells = <1>; #power-domain-cells = <1>;
......
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