dt-bindings: nvmem: add binding for Rockchip OTP controller (de02fc40) · Commits · 戴 / test

Newer Rockchip SoCs use a different IP for accessing special one- time-programmable memory, so add a binding for these controllers. Signed-off-by:

Documentation/devicetree/bindings/nvmem/rockchip-otp.txt

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Original line number	Diff line number	Diff line
		Rockchip internal OTP (One Time Programmable) memory device tree bindings

		Required properties:
		- compatible: Should be one of the following.
		- "rockchip,px30-otp" - for PX30 SoCs.
		- "rockchip,rk3308-otp" - for RK3308 SoCs.
		- reg: Should contain the registers location and size
		- clocks: Must contain an entry for each entry in clock-names.
		- clock-names: Should be "otp", "apb_pclk" and "phy".
		- resets: Must contain an entry for each entry in reset-names.
		See ../../reset/reset.txt for details.
		- reset-names: Should be "phy".

		See nvmem.txt for more information.

		Example:
		otp: otp@ff290000 {
		compatible = "rockchip,px30-otp";
		reg = <0x0 0xff290000 0x0 0x4000>;
		#address-cells = <1>;
		#size-cells = <1>;
		clocks = <&cru SCLK_OTP_USR>, <&cru PCLK_OTP_NS>,
		<&cru PCLK_OTP_PHY>;
		clock-names = "otp", "apb_pclk", "phy";
		};