xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/mmc/vt8500-sdmmc.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun* Wondermedia WM8505/WM8650 SD/MMC Host Controller
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunThis file documents differences between the core properties described
4*4882a593Smuzhiyunby mmc.txt and the properties used by the wmt-sdmmc driver.
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunRequired properties:
7*4882a593Smuzhiyun- compatible: Should be "wm,wm8505-sdhc".
8*4882a593Smuzhiyun- interrupts: Two interrupts are required - regular irq and dma irq.
9*4882a593Smuzhiyun
10*4882a593SmuzhiyunOptional properties:
11*4882a593Smuzhiyun- sdon-inverted: SD_ON bit is inverted on the controller
12*4882a593Smuzhiyun
13*4882a593SmuzhiyunExamples:
14*4882a593Smuzhiyun
15*4882a593Smuzhiyunsdhc@d800a000 {
16*4882a593Smuzhiyun	compatible = "wm,wm8505-sdhc";
17*4882a593Smuzhiyun	reg = <0xd800a000 0x1000>;
18*4882a593Smuzhiyun	interrupts = <20 21>;
19*4882a593Smuzhiyun	clocks = <&sdhc>;
20*4882a593Smuzhiyun	bus-width = <4>;
21*4882a593Smuzhiyun	sdon-inverted;
22*4882a593Smuzhiyun};
23*4882a593Smuzhiyun
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