[U-Boot] [PATCH v2 1/3] usb: dwc3: Add Meson G12A USB Glue

Marek Vasut marex at denx.de
Tue Apr 2 01:02:49 UTC 2019


On 4/1/19 2:46 PM, Neil Armstrong wrote:
> Adds support for Amlogic G12A USB Control Glue HW.
> 
> The Amlogic G12A SoC Family embeds 2 USB Controllers :
> - a DWC3 IP configured as Host for USB2 and USB3
> - a DWC2 IP configured as Peripheral USB2 Only
> 
> A glue connects these both controllers to 2 USB2 PHYs, and optionnally
> to an USB3+PCIE Combo PHY shared with the PCIE controller.
> 
> 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 driver sets the OTG capable port as Host mode by default,
> the switch to Device mode is to be done in a separate patch.
> 
> Signed-off-by: Neil Armstrong <narmstrong at baylibre.com>

Reviewed-by: Marek Vasut <marex at denx.de>

-- 
Best regards,
Marek Vasut


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