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authorYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>2015-01-19 12:53:17 +0900
committerFelipe Balbi <balbi@ti.com>2015-01-27 09:34:58 -0600
commitabd2dbf6bb1b5f3a03a8c76b1a8879da1dd30caa (patch)
tree36df5a7b92b0879bc36e1b9c88cadde1974204c2 /Documentation
parent6e3f53ab5bd3092e195b290802208a39261fdf26 (diff)
downloadop-kernel-dev-abd2dbf6bb1b5f3a03a8c76b1a8879da1dd30caa.zip
op-kernel-dev-abd2dbf6bb1b5f3a03a8c76b1a8879da1dd30caa.tar.gz
usb: renesas_usbhs: add support for requesting DT DMA
This patch adds dma_request_slave_channel_reason() calling to request dma slave channels for multiplatform environment. Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/usb/renesas_usbhs.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt
index b08c903..61b045b 100644
--- a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt
+++ b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt
@@ -14,6 +14,8 @@ Optional properties:
function should be enabled
- phys: phandle + phy specifier pair
- phy-names: must be "usb"
+ - dmas: Must contain a list of references to DMA specifiers.
+ - dma-names : Must contain a list of DMA names, "tx" or "rx".
Example:
usbhs: usb@e6590000 {
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