xref: /openbmc/linux/Documentation/devicetree/bindings/arm/omap/prcm.txt (revision 05cf4fe738242183f1237f1b3a28b4479348c0a1)
1OMAP PRCM bindings
2
3Power Reset and Clock Manager lists the device clocks and clockdomains under
4a DT hierarchy. Each TI SoC can have multiple PRCM entities listed for it,
5each describing one module and the clock hierarchy under it. see [1] for
6documentation about the individual clock/clockdomain nodes.
7
8[1] Documentation/devicetree/bindings/clock/ti/*
9
10Required properties:
11- compatible:	Must be one of:
12		"ti,am3-prcm"
13		"ti,am4-prcm"
14		"ti,omap2-prcm"
15		"ti,omap3-prm"
16		"ti,omap3-cm"
17		"ti,omap4-cm1"
18		"ti,omap4-prm"
19		"ti,omap4-cm2"
20		"ti,omap4-scrm"
21		"ti,omap5-prm"
22		"ti,omap5-cm-core-aon"
23		"ti,omap5-scrm"
24		"ti,omap5-cm-core"
25		"ti,dra7-prm"
26		"ti,dra7-cm-core-aon"
27		"ti,dra7-cm-core"
28		"ti,dm814-prcm"
29		"ti,dm816-prcm"
30- reg:		Contains PRCM module register address range
31		(base address and length)
32- clocks:	clocks for this module
33- clockdomains:	clockdomains for this module
34
35Example:
36
37cm: cm@48004000 {
38	compatible = "ti,omap3-cm";
39	reg = <0x48004000 0x4000>;
40
41	cm_clocks: clocks {
42		#address-cells = <1>;
43		#size-cells = <0>;
44	};
45
46	cm_clockdomains: clockdomains {
47	};
48}
49
50&cm_clocks {
51	omap2_32k_fck: omap_32k_fck {
52		#clock-cells = <0>;
53		compatible = "fixed-clock";
54		clock-frequency = <32768>;
55	};
56};
57
58&cm_clockdomains {
59	core_l3_clkdm: core_l3_clkdm {
60		compatible = "ti,clockdomain";
61		clocks = <&sdrc_ick>;
62	};
63};
64