Re: [PATCH v8 0/3] Support for USB DRD PHY driver for NS2

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Hi,

On Fri, Jun 9, 2017 at 2:25 PM, Kishon Vijay Abraham I <kishon@xxxxxx> wrote:
> Hi,
>
> On Thursday 08 June 2017 04:05 PM, Raviteja Garimella wrote:
>> Changes in v8:
>> =============
>> -Renamed phy shutdown routine
>> -Used devm_request_irq in stead of threaded irq
>
> That's not what I intended. Continue to use threaded irq but remove delayed work.
>

Yes I get that. We see intermittent connection issues without delayed
work. Debounce delay matters there.

Thanks,
Ravi

> Thanks
> Kishon
>> -Removed devm_unregister calls in probe routine
>>
>> Changes in v7:
>> =============
>> Cleaned up unused variables in phy private data structure that's
>> missed out in v6.
>> Setting of phy mode to device/host is removed from phy power on.
>> routine.
>>
>> Changes in v6:
>> =============
>> Removed spin locks which are not required as the references
>> to phy_ops in the same driver were removed in v5.
>>
>> Removed host/device 'notify' routines which are registered
>> using 'extcon_register_notifier'. The irq handler is sufficient
>> to deal with the change in extcon events within the same driver.
>>
>> Changes in v5:
>> =============
>> Removed references to phy_ops in the same driver by connect_work
>> event handler to change the phy modes.
>>
>> To support dynamically changing the mode of the phy, it does
>> not require doing a phy reset/programming of PHY PLL. Changes
>> are made to the connect_work routine to just program the required
>> register bits to achieve this purpose.
>>
>> Changes in v4:
>> =============
>> Remove references to edev->name in debug prints.
>>
>> Changes in v3:
>> =============
>> Remove unnecessary checks for poweron as suggested in review.
>>
>> Changes in v2:
>> =============
>> 1. Initialize file operations .owner field with THIS_MODULE.
>> 2. Remove unnecessary gpio example in DT bindings documentation.
>>    This is previously acked by Rob Herring <robh@xxxxxxxxxx>
>>
>> Introduction for PATCH v1:
>>
>> This patch adds support for USB Dual Role Device Phy for Broadcom
>> Northstar2 SoC. Apart from the new phy driver, this patchset contains
>> changes to Kconfig, Makefile, and Device tree files.
>>
>> This patchset is tested on Broadcom NS2 BCM958712K reference board.
>>
>> Repo: https://github.com/Broadcom/arm64-linux.git
>> Branch: ns2_drdphy_v8
>>
>> Raviteja Garimella (3):
>>   dt-bindings: phy: Add DT bindings documentation for NS2 USB DRD PHY
>>   phy: phy-bcm-ns2-usbdrd: Broadcom USB DRD PHY driver for Northstar2
>>   arm64: dts: NS2: Add USB DRD PHY device tree node
>>
>>  .../devicetree/bindings/phy/brcm,ns2-drd-phy.txt   |  30 ++
>>  arch/arm64/boot/dts/broadcom/ns2.dtsi              |  14 +
>>  drivers/phy/Kconfig                                |  13 +
>>  drivers/phy/Makefile                               |   1 +
>>  drivers/phy/phy-bcm-ns2-usbdrd.c                   | 437 +++++++++++++++++++++
>>  5 files changed, 495 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/phy/brcm,ns2-drd-phy.txt
>>  create mode 100644 drivers/phy/phy-bcm-ns2-usbdrd.c
>>
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