diff options
author | Yu Chen <chenyu56@huawei.com> | 2019-03-29 12:13:57 +0800 |
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committer | Kishon Vijay Abraham I <kishon@ti.com> | 2019-04-18 22:08:25 +0530 |
commit | e4d0cf63f24306d1e16262482fb05a3fc69653e2 (patch) | |
tree | 4279905da14898a3184b14a1379a7077d0aebf2b /Documentation | |
parent | ea4059fc93fd3235d28463372354db4fd52f93a3 (diff) | |
download | linux-e4d0cf63f24306d1e16262482fb05a3fc69653e2.tar.bz2 |
dt-bindings: phy: Add support for HiSilicon's hi3660 USB PHY
This patch adds binding documentation for supporting the hi3660 usb
phy on boards like the HiKey960.
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Binghui Wang <wangbinghui@hisilicon.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Yu Chen <chenyu56@huawei.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/phy/phy-hi3660-usb3.txt | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/phy/phy-hi3660-usb3.txt b/Documentation/devicetree/bindings/phy/phy-hi3660-usb3.txt new file mode 100644 index 000000000000..e88ba7d92dcb --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-hi3660-usb3.txt @@ -0,0 +1,26 @@ +Hisilicon hi3660 USB PHY +----------------------- + +Required properties: +- compatible: should be "hisilicon,hi3660-usb-phy" +- #phy-cells: must be 0 +- hisilicon,pericrg-syscon: phandle of syscon used to control phy. +- hisilicon,pctrl-syscon: phandle of syscon used to control phy. +- hisilicon,eye-diagram-param: parameter set for phy +Refer to phy/phy-bindings.txt for the generic PHY binding properties + +This is a subnode of usb3_otg_bc register node. + +Example: + usb3_otg_bc: usb3_otg_bc@ff200000 { + compatible = "syscon", "simple-mfd"; + reg = <0x0 0xff200000 0x0 0x1000>; + + usb-phy { + compatible = "hisilicon,hi3660-usb-phy"; + #phy-cells = <0>; + hisilicon,pericrg-syscon = <&crg_ctrl>; + hisilicon,pctrl-syscon = <&pctrl>; + hisilicon,eye-diagram-param = <0x22466e4>; + }; + }; |