xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/nvmem/uniphier-efuse.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun= UniPhier eFuse device tree bindings =
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunThis UniPhier eFuse must be under soc-glue.
4*4882a593Smuzhiyun
5*4882a593SmuzhiyunRequired properties:
6*4882a593Smuzhiyun- compatible: should be "socionext,uniphier-efuse"
7*4882a593Smuzhiyun- reg: should contain the register location and length
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun= Data cells =
10*4882a593SmuzhiyunAre child nodes of efuse, bindings of which as described in
11*4882a593Smuzhiyunbindings/nvmem/nvmem.txt
12*4882a593Smuzhiyun
13*4882a593SmuzhiyunExample:
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun	soc-glue@5f900000 {
16*4882a593Smuzhiyun		compatible = "socionext,uniphier-ld20-soc-glue-debug",
17*4882a593Smuzhiyun			     "simple-mfd";
18*4882a593Smuzhiyun		#address-cells = <1>;
19*4882a593Smuzhiyun		#size-cells = <1>;
20*4882a593Smuzhiyun		ranges = <0x0 0x5f900000 0x2000>;
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun		efuse@100 {
23*4882a593Smuzhiyun			compatible = "socionext,uniphier-efuse";
24*4882a593Smuzhiyun			reg = <0x100 0x28>;
25*4882a593Smuzhiyun		};
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun		efuse@200 {
28*4882a593Smuzhiyun			compatible = "socionext,uniphier-efuse";
29*4882a593Smuzhiyun			reg = <0x200 0x68>;
30*4882a593Smuzhiyun			#address-cells = <1>;
31*4882a593Smuzhiyun			#size-cells = <1>;
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun			/* Data cells */
34*4882a593Smuzhiyun			usb_mon: usb-mon@54 {
35*4882a593Smuzhiyun				reg = <0x54 0xc>;
36*4882a593Smuzhiyun			};
37*4882a593Smuzhiyun		};
38*4882a593Smuzhiyun	};
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun= Data consumers =
41*4882a593SmuzhiyunAre device nodes which consume nvmem data cells.
42*4882a593Smuzhiyun
43*4882a593SmuzhiyunExample:
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun	usb {
46*4882a593Smuzhiyun		...
47*4882a593Smuzhiyun		nvmem-cells = <&usb_mon>;
48*4882a593Smuzhiyun		nvmem-cell-names = "usb_mon";
49*4882a593Smuzhiyun	}
50