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FROMGIT: dt-bindings: usb: dwc3: Allow clock list & resets to be more flexible

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Rather then adding another device specific binding to support
hikey960, Rob Herring suggested we expand the current dwc3
binding to allow for variable numbers of clocks and resets.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
CC: ShuFan Lee <shufan_lee@richtek.com>
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: Chunfeng Yun <chunfeng.yun@mediatek.com>
Cc: Yu Chen <chenyu56@huawei.com>
Cc: Felipe Balbi <balbi@kernel.org>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Jun Li <lijun.kernel@gmail.com>
Cc: Valentin Schneider <valentin.schneider@arm.com>
Cc: Guillaume Gardet <Guillaume.Gardet@arm.com>
Cc: Jack Pham <jackp@codeaurora.org>
Cc: linux-usb@vger.kernel.org
Cc: devicetree@vger.kernel.org
Suggested-by: Rob Herring <robh@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
(cherry picked from commit b1816afaf51641e20bcaad27e299d2c6030f9861
 git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-next)
Signed-off-by: John Stultz <john.stultz@linaro.org>
Change-Id: I0176989314d7b7e6ea586f5036f072442f7e34e1
This commit is contained in:
John Stultz 2020-02-25 17:53:02 +00:00
commit bb8e4c45a0
1 changed files with 3 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

5
Documentation/devicetree/bindings/usb/dwc3.txt
View file

@ -7,7 +7,8 @@ Required properties:
- compatible: must be "snps,dwc3"
- reg : Address and length of the register set for the device
- interrupts: Interrupts used by the dwc3 controller.
- clock-names: should contain "ref", "bus_early", "suspend"
- clock-names: list of clock names. Ideally should be "ref",
"bus_early", "suspend" but may be less or more.
- clocks: list of phandle and clock specifier pairs corresponding to
entries in the clock-names property.
@ -36,7 +37,7 @@ Optional properties:
- phys: from the *Generic PHY* bindings
- phy-names: from the *Generic PHY* bindings; supported names are "usb2-phy"
or "usb3-phy".
- resets: a single pair of phandle and reset specifier
- resets: set of phandle and reset specifier pairs
- snps,usb2-lpm-disable: indicate if we don't want to enable USB2 HW LPM
- snps,usb3_lpm_capable: determines if platform is USB3 LPM capable
- snps,dis-start-transfer-quirk: when set, disable isoc START TRANSFER command