xref: /freebsd/sys/contrib/device-tree/Bindings/mmc/sdhci-of-dwcmshc.txt (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)
1*c66ec88fSEmmanuel Vadot* Synopsys DesignWare Cores Mobile Storage Host Controller
2*c66ec88fSEmmanuel Vadot
3*c66ec88fSEmmanuel VadotRequired properties:
4*c66ec88fSEmmanuel Vadot- compatible: should be one of the following:
5*c66ec88fSEmmanuel Vadot    "snps,dwcmshc-sdhci"
6*c66ec88fSEmmanuel Vadot- reg: offset and length of the register set for the device.
7*c66ec88fSEmmanuel Vadot- interrupts: a single interrupt specifier.
8*c66ec88fSEmmanuel Vadot- clocks: Array of clocks required for SDHCI; requires at least one for
9*c66ec88fSEmmanuel Vadot    core clock.
10*c66ec88fSEmmanuel Vadot- clock-names: Array of names corresponding to clocks property; shall be
11*c66ec88fSEmmanuel Vadot    "core" for core clock and "bus" for optional bus clock.
12*c66ec88fSEmmanuel Vadot
13*c66ec88fSEmmanuel VadotExample:
14*c66ec88fSEmmanuel Vadot	sdhci2: sdhci@aa0000 {
15*c66ec88fSEmmanuel Vadot		compatible = "snps,dwcmshc-sdhci";
16*c66ec88fSEmmanuel Vadot		reg = <0xaa0000 0x1000>;
17*c66ec88fSEmmanuel Vadot		interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
18*c66ec88fSEmmanuel Vadot		clocks = <&emmcclk>;
19*c66ec88fSEmmanuel Vadot		bus-width = <8>;
20*c66ec88fSEmmanuel Vadot	}
21