[PATCH v8 0/3] Support for USB DRD PHY driver for NS2
Raviteja Garimella
raviteja.garimella at broadcom.com
Fri Jun 9 03:53:40 PDT 2017
Hi Kishon,
On Fri, Jun 9, 2017 at 2:36 PM, Kishon Vijay Abraham I <kishon at ti.com> wrote:
> Hi,
>
> On Friday 09 June 2017 02:30 PM, Raviteja Garimella wrote:
>> Hi,
>>
>> On Fri, Jun 9, 2017 at 2:25 PM, Kishon Vijay Abraham I <kishon at ti.com> 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.
>
> All right!
>
> I'm unable to apply the series. Please rebase to linux-phy next (directory
> structure has changed)
>
Ok. They got applied to linux-phy next for me without issues.
I will resend the patchset anyways after rebasing to linux-phy next.
Thanks,
Ravi
> Thanks
> Kishon
>>
>> 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 at kernel.org>
>>>>
>>>> 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
>>>>
More information about the linux-arm-kernel
mailing list