xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhost.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593SmuzhiyunBroadcom BCM2835 SDHOST controller
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunThis file documents differences between the core properties described
4*4882a593Smuzhiyunby mmc.txt and the properties that represent the BCM2835 controller.
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunRequired properties:
7*4882a593Smuzhiyun- compatible: Should be "brcm,bcm2835-sdhost".
8*4882a593Smuzhiyun- clocks: The clock feeding the SDHOST controller.
9*4882a593Smuzhiyun
10*4882a593SmuzhiyunOptional properties:
11*4882a593Smuzhiyun- dmas: DMA channel for read and write.
12*4882a593Smuzhiyun          See Documentation/devicetree/bindings/dma/dma.txt for details
13*4882a593Smuzhiyun
14*4882a593SmuzhiyunExample:
15*4882a593Smuzhiyun
16*4882a593Smuzhiyunsdhost: mmc@7e202000 {
17*4882a593Smuzhiyun	compatible = "brcm,bcm2835-sdhost";
18*4882a593Smuzhiyun	reg = <0x7e202000 0x100>;
19*4882a593Smuzhiyun	interrupts = <2 24>;
20*4882a593Smuzhiyun	clocks = <&clocks BCM2835_CLOCK_VPU>;
21*4882a593Smuzhiyun	dmas = <&dma 13>;
22*4882a593Smuzhiyun	dma-names = "rx-tx";
23*4882a593Smuzhiyun};
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