linux-kernel - Re: [PATCH v7 0/2] Add USB2.0 support for RZ/G3E

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Message-ID: <aYntOLSFDxZTH2YY@tom-desktop>
Date: Mon, 9 Feb 2026 15:20:40 +0100
From: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
To: tomm.merciai@...il.com, p.zabel@...gutronix.de, peda@...ntia.se
Cc: linux-renesas-soc@...r.kernel.org, biju.das.jz@...renesas.com,
	Peter Rosin <peda@...ntia.se>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Sebastian Reichel <sebastian.reichel@...labora.com>,
	Andi Shyti <andi.shyti@...nel.org>,
	Uwe Kleine-König <ukleinek@...nel.org>,
	Arnd Bergmann <arnd@...db.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 0/2] Add USB2.0 support for RZ/G3E


On Thu, Jan 29, 2026 at 05:48:47PM +0100, Tommaso Merciai wrote:
> Dear All,
> 
> This series adds support for the Renesas RZ/V2H USB VBENCTL VBUS_SEL mux,
> which is required to properly manage the USB2.0 VBUS line.
> 
> Splitting the series [0] into per subsystem series for easy merging.
> 
> [0] https://patchwork.kernel.org/project/linux-renesas-soc/list/?series=1035721&archive=both
> 
> Thanks & Regards,
> Tommaso

Hi Peter, Philipp,

A polite reminder for this series.

Thanks & Regards,
Tommaso

> 
> v6->v7:
>  - Rebased on top of next-20260128
>  - Splitted series into per subsystem series, no changes.
> 
> v5->v6:
>  - Rebased on top of next-20251219
>  - Re-arranged series order per subsystem patches.
>  - Patch: 3/14: Collected tag.
>  - Patch: 4/14: Fixed commit message.
>  - Split from dts patches will send separate series.
>  - Added merge strategy in cover letter.
> 
> v4->v5:
>  - Rebased on top of next-20251127
>  - Patch 01/22: Added Reviewed-by tag from Conor Dooley.
>  - Patch 06/22: Changed file name to rzv2h-usb-vbenctl.c and Fixed
>    Makefile, Kconfig, function names accordingly.
>    Changed driver .name to "vbenctl" and fix auxiliary_device_id name.
>    Updated commit msg.
>  - Patch 07/22: Update mux_name to "vbenctl" to match the driver name.
>    Updated commit message.
>  - Patch 11/22: Fixed if statement for mux_state error check.
> 
> v3->v4:
>  - Rebased on top of next-20251121
>  - Added patch 01/22 to remove nodename pattern from mux-controller schema.
>  - Switch back to v2 implementation for mux controller in patches
>    5/22, 15/22, 16/22, 21/22.
>  - Improved commit bodies for patches 5/22, 15/22, 16/22, 21/22.
>  - Removed mux_chip->dev.of_node not needed in patch 06/22.
>  - Collected CDooley tag in patch 09/22.
>  - Added missing select MULTIPLEXER into Kconfig in patch 11/22.
> 
> v2->v3:
>  - Rebased on top of next-20251110 + [1] + [2]
>  - Add missing Cc: stable@...r.kernel.org in patch 03/21
>  - Patch 03/21: Added missing Cc: stable@...r.kernel.org.
>    Improved commit body describing the removal of rzv2h_usbphy_assert_helper()
>    from rzv2h_usb2phy_reset_probe().
>  - Patch 04/21: Manipulate mux-controller as an internal node.
>    Improved commit body.
>  - Patch 05/21: The main driver is using now __devm_auxiliary_device_create()
>    then update the aux driver accordingly.
>  - Patch 06/21: Use __devm_auxiliary_device_create() to create the aux device.
>  - Patch 08/21: Improved commit body and mux-states description.
>  - Patch 14/21: Manipulate the mux controller as an internal node,
>    and update commit body accordingly.
>  - Patch 15/21: Manipulate the mux controller as an internal node,
>    and update commit body accordingly.
>  - Patch 20/21: Manipulate the mux controller as an internal node.
> 
> v1->v2:
>  - Rebased on top of next-20251103 + [1] + [2]
>  - Reworked series to use mux-state for controlling VBUS_SEL
>    as suggested by PZabel added also mux bindings documentation
>    on phy and rst side.
>  - Collected Conor Dooley tags
>  - Dropped unnecessary rzv2h_usbphy_assert_helper() function from
>    rzv2h_usb2phy_reset_probe()
> 
> Tommaso Merciai (2):
>   dt-bindings: mux: Remove nodename pattern constraints
>   mux: Add driver for Renesas RZ/V2H USB VBENCTL VBUS_SEL mux
> 
>  .../bindings/mux/mux-controller.yaml          |  6 --
>  drivers/mux/Kconfig                           | 11 +++
>  drivers/mux/Makefile                          |  2 +
>  drivers/mux/rzv2h-usb-vbenctl.c               | 97 +++++++++++++++++++
>  include/linux/reset/reset_rzv2h_usb2phy.h     | 11 +++
>  5 files changed, 121 insertions(+), 6 deletions(-)
>  create mode 100644 drivers/mux/rzv2h-usb-vbenctl.c
>  create mode 100644 include/linux/reset/reset_rzv2h_usb2phy.h
> 
> -- 
> 2.43.0
>