xref: /linux/Documentation/devicetree/bindings/mmc/usdhi6rol0.txt (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1* Renesas usdhi6rol0 SD/SDIO host controller
2
3Required properties:
4
5- compatible:	must be
6		"renesas,usdhi6rol0"
7- interrupts:	3 interrupts, named "card detect", "data" and "SDIO" must be
8		specified
9- clocks:	a clock binding for the IMCLK input
10
11Optional properties:
12
13- vmmc-supply:	a phandle of a regulator, supplying Vcc to the card
14- vqmmc-supply:	a phandle of a regulator, supplying VccQ to the card
15
16Additionally any standard mmc bindings from mmc.txt can be used.
17
18Example:
19
20sd0: sd@ab000000 {
21	compatible = "renesas,usdhi6rol0";
22	reg = <0xab000000 0x200>;
23	interrupts = <0 23 0x4
24		      0 24 0x4
25		      0 25 0x4>;
26	interrupt-names = "card detect", "data", "SDIO";
27	bus-width = <4>;
28	max-frequency = <50000000>;
29	cap-power-off-card;
30	clocks = <&imclk>;
31	vmmc-supply = <&vcc_sd0>;
32	vqmmc-supply = <&vccq_sd0>;
33};
34