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authorKrzysztof Kozlowski <krzk@kernel.org>2020-02-10 15:04:16 +0100
committerRob Herring <robh@kernel.org>2020-02-19 18:41:07 -0600
commita153182716c0dfbe6d929f32e89a3a2c3399c4b2 (patch)
treeb0f8b2b354a5a3512a8761a4c60864e7a1cdfae3 /Documentation/devicetree/bindings/usb/exynos-usb.txt
parent1c27e9ae0f69f1947a95b01ab21526204ed6a24c (diff)
dt-bindings: usb: exynos-usb: Document clock names for DWC3 bindings
The Exynos DWC3 driver expects certain clock names, depending on used compatible. Document this explicitly in the bindings. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/usb/exynos-usb.txt')
-rw-r--r--Documentation/devicetree/bindings/usb/exynos-usb.txt9
1 files changed, 8 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/usb/exynos-usb.txt b/Documentation/devicetree/bindings/usb/exynos-usb.txt
index 66c394f9e11f..6aae1544f240 100644
--- a/Documentation/devicetree/bindings/usb/exynos-usb.txt
+++ b/Documentation/devicetree/bindings/usb/exynos-usb.txt
@@ -78,7 +78,14 @@ Required properties:
- ranges: allows valid 1:1 translation between child's address space and
parent's address space
- clocks: Clock IDs array as required by the controller.
- - clock-names: names of clocks correseponding to IDs in the clock property
+ - clock-names: Names of clocks corresponding to IDs in the clock property.
+ Following clock names shall be provided for different
+ compatibles:
+ - samsung,exynos5250-dwusb3: "usbdrd30",
+ - samsung,exynos5433-dwusb3: "aclk", "susp_clk", "pipe_pclk",
+ "phyclk",
+ - samsung,exynos7-dwusb3: "usbdrd30", "usbdrd30_susp_clk",
+ "usbdrd30_axius_clk"
- vdd10-supply: 1.0V powr supply
- vdd33-supply: 3.0V/3.3V power supply