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authorVivek Gautam <gautam.vivek@samsung.com>2014-11-21 19:05:47 +0530
committerFelipe Balbi <balbi@ti.com>2014-11-21 09:07:29 -0600
commited692a99f31c92ec649ee2f7a0ecb4aa0f69d853 (patch)
treebaf45a59d5289368df477658c2a2b3b882424b37 /Documentation/devicetree/bindings/usb
parent72d996fc7a01c2e4d581a15db7d001e2799ffb29 (diff)
downloadtalos-obmc-linux-ed692a99f31c92ec649ee2f7a0ecb4aa0f69d853.tar.gz
talos-obmc-linux-ed692a99f31c92ec649ee2f7a0ecb4aa0f69d853.zip
usb: dwc3: exynos: Add provision for AXI UpScaler clock on exynos7
DWC3 controller on Exynos7 SoC has separate control for AXI UpScaler which connects DWC3 DRD controller to AXI bus. Get the gate clock for the same to control it across power cycles. Suggested-by: Anton Tikhomirov <av.tikhomirov@samsung.com> Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'Documentation/devicetree/bindings/usb')
-rw-r--r--Documentation/devicetree/bindings/usb/exynos-usb.txt6
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/usb/exynos-usb.txt b/Documentation/devicetree/bindings/usb/exynos-usb.txt
index a3b5990d0f2c..9b4dbe3b2acc 100644
--- a/Documentation/devicetree/bindings/usb/exynos-usb.txt
+++ b/Documentation/devicetree/bindings/usb/exynos-usb.txt
@@ -82,8 +82,10 @@ Example:
DWC3
Required properties:
- - compatible: should be "samsung,exynos5250-dwusb3" for USB 3.0 DWC3
- controller.
+ - compatible: should be one of the following -
+ "samsung,exynos5250-dwusb3": for USB 3.0 DWC3 controller on
+ Exynos5250/5420.
+ "samsung,exynos7-dwusb3": for USB 3.0 DWC3 controller on Exynos7.
- #address-cells, #size-cells : should be '1' if the device has sub-nodes
with 'reg' property.
- ranges: allows valid 1:1 translation between child's address space and
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