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author | Fabio Estevam <fabio.estevam@freescale.com> | 2015-09-08 22:18:15 -0300 |
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committer | Peter Chen <peter.chen@freescale.com> | 2015-10-22 09:24:26 +0800 |
commit | 17aa4450f8ac5390d517f03b3f25a54c5aeebe87 (patch) | |
tree | 7434664bb5a11bc3159ec1b2e0f42091a9b95914 /Documentation/devicetree/bindings/usb | |
parent | 1fbf46280eb6866c762de5ec8ba35f09097b0d53 (diff) | |
download | op-kernel-dev-17aa4450f8ac5390d517f03b3f25a54c5aeebe87.zip op-kernel-dev-17aa4450f8ac5390d517f03b3f25a54c5aeebe87.tar.gz |
Doc: usb: ci-hdrc-usb2: Add phy-clkgate-delay-us entry
Add an entry for the optional 'phy-clkgate-delay-us' property that is
used to describe the delay time between putting PHY into low power
mode and turning off the PHY clock.
Signed-off-by: Li Jun <jun.li@freescale.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Diffstat (limited to 'Documentation/devicetree/bindings/usb')
-rw-r--r-- | Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt index db48bad..77946f5 100644 --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt @@ -51,6 +51,8 @@ Optional properties: to external connector device, which provide "USB-HOST" cable events. If one of the external connector devices is not required, empty <0> phandle should be specified. +- phy-clkgate-delay-us: the delay time (us) between putting the PHY into + low power mode and gating the PHY clock. Example: @@ -68,4 +70,5 @@ Example: tx-burst-size-dword = <0x10>; /* 64 bytes */ rx-burst-size-dword = <0x10>; extcon = <0>, <&usb_id>; + phy-clkgate-delay-us = <400>; }; |