xref: /openbmc/linux/Documentation/devicetree/bindings/arm/omap/prcm.txt (revision 812f77b749a8ae11f58dacf0d3ed65e7ede47458)
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