[U-Boot] [PATCH v3 0/3] ARM: meson: Add G12A USB Support

Marek Vasut marex at denx.de
Tue May 7 15:16:52 UTC 2019


On 5/7/19 5:11 PM, Neil Armstrong wrote:
> Hi Marek,
> 
> On 07/05/2019 15:05, Marek Vasut wrote:
>> On 5/7/19 10:43 AM, Neil Armstrong wrote:
>>> This patchset adds support for USB on Amlogic G12A SoCs.
>>>
>>> This patchset is composed with :
>>> - PHY Drivers
>>> - USB Control Glue driver
>>> - G12A board setup for Device mode
>>>
>>> Device Tree nodes will be added in a separate patchset when applied
>>> on a tagged Linux tree.
>>>
>>> The Amlogic G12A USB Complex is composed of :
>>> - 2 USB Controllers :
>>>  * DWC3 for USB2 and USB3 Host functionality
>>>  * DWC2 for USB2 Peripheral functionality
>>> - 2 USB2 OTG PHYs, only a single one will be routed to either DWC2 to DWC3
>>> - 1 USB3 PHY shared with PCIE funcionnality
>>> - A Glue to control PHY routing, setup and OTG detection
>>>
>>> The Glue configures the UTMI 8bit interfaces for the USB2 PHYs, including
>>> routing of the OTG PHY between the DWC3 and DWC2 controllers, and
>>> setups the on-chip OTG mode selection for this PHY.
>>>
>>> This drivers supports the on-probe setup of the OTG mode, and manually
>>> via a setup function in the G12A common board code.
>>>
>>> Changes since v2:
>>> - rebased on u-boot master
>>>
>>> Changes since v1:
>>> - switch printf() to debug() in patch 1
>>>
>>> Neil Armstrong (3):
>>>   usb: dwc3: Add Meson G12A USB Glue
>>>   phy: meson: add Amlogic G12A USB2 and USB3+PCIE PHY drivers
>>>   mach-meson: g12a: add DWC2 peripheral mode support
>>>
>>>  arch/arm/include/asm/arch-meson/usb.h |  12 +
>>>  arch/arm/mach-meson/board-g12a.c      | 126 +++++++
>>>  drivers/phy/Kconfig                   |   8 +
>>>  drivers/phy/Makefile                  |   1 +
>>>  drivers/phy/meson-g12a-usb2.c         | 216 ++++++++++++
>>>  drivers/phy/meson-g12a-usb3-pcie.c    | 345 +++++++++++++++++++
>>>  drivers/usb/dwc3/Kconfig              |   8 +
>>>  drivers/usb/dwc3/Makefile             |   1 +
>>>  drivers/usb/dwc3/dwc3-meson-g12a.c    | 456 ++++++++++++++++++++++++++
>>>  9 files changed, 1173 insertions(+)
>>>  create mode 100644 arch/arm/include/asm/arch-meson/usb.h
>>>  create mode 100644 drivers/phy/meson-g12a-usb2.c
>>>  create mode 100644 drivers/phy/meson-g12a-usb3-pcie.c
>>>  create mode 100644 drivers/usb/dwc3/dwc3-meson-g12a.c
>>>
>> Looks good to me, pick this via the meson tree please.
>>
> 
> No problem, but Lukasz wanted to pick it up.
> 
> Lukasz, I can push it through u-boot-amlogic tree, is it ok for you ?

I don't care either way, whatever is comfortable for you two.

-- 
Best regards,
Marek Vasut


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