xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/nvmem/rockchip-otp.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1Rockchip internal OTP (One Time Programmable) memory device tree bindings
2
3Required properties:
4- compatible: Should be one of the following.
5  - "rockchip,px30-otp" - for PX30 SoCs.
6  - "rockchip,rk3308-otp" - for RK3308 SoCs.
7- reg: Should contain the registers location and size
8- clocks: Must contain an entry for each entry in clock-names.
9- clock-names: Should be "otp", "apb_pclk" and "phy".
10
11Optional properties:
12- resets: Must contain an entry for each entry in reset-names.
13  See ../../reset/reset.txt for details.
14- reset-names: Should be "phy".
15
16See nvmem.txt for more information.
17
18Example:
19	otp: otp@ff290000 {
20		compatible = "rockchip,px30-otp";
21		reg = <0x0 0xff290000 0x0 0x4000>;
22		#address-cells = <1>;
23		#size-cells = <1>;
24		clocks = <&cru SCLK_OTP_USR>, <&cru PCLK_OTP_NS>,
25			 <&cru PCLK_OTP_PHY>;
26		clock-names = "otp", "apb_pclk", "phy";
27	};
28