Dear All,
A gentle ping on this patch series.
Thanks & Regards,
Tommaso
On Mon, Dec 22, 2025 at 02:43:34PM +0100, Tommaso Merciai wrote:
> Dear All,
>
> This patch series adds USB2.0 support for the Renesas
> RZ/G3E (a.k.a R9A09G047) R9A09G047 SoC.
>
> RZ/G3E has USB2.0 IP that is identical to the one's found into
> the RZ/V2H SoC (R9A09G057).
>
> Merge strategy, if any:
>
> - patches 1-2/14 can go through the MUX tree
> - patches 3-6/14 can go through the Reset tree
> - patches 7-13/14 can go through the PHY tree
> - patches 14-14/14 can go through the USB tree
>
> Note:
> - Reset driver (reset-rzv2h-usb2phy.c)
> has build dependency on Mux header file
> (reset_rzv2h_usb2phy.h).
>
> Thanks & Regards,
> Tommaso
>
> 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@vger.kernel.org in patch 03/21
> - Patch 03/21: Added missing Cc: stable@vger.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 (14):
> dt-bindings: mux: Remove nodename pattern constraints
> mux: Add driver for Renesas RZ/V2H USB VBENCTL VBUS_SEL mux
> dt-bindings: reset: renesas,rzv2h-usb2phy: Add '#mux-state-cells'
> property
> dt-bindings: reset: renesas,rzv2h-usb2phy: Document RZ/G3E USB2PHY
> reset
> reset: rzv2h-usb2phy: Keep PHY clock enabled for entire device
> lifetime
> reset: rzv2h-usb2phy: Add support for VBUS mux controller registration
> dt-bindings: phy: renesas,usb2-phy: Document USB VBUS regulator
> dt-bindings: phy: renesas,usb2-phy: Document mux-states property
> dt-bindings: phy: renesas,usb2-phy: Document RZ/G3E SoC
> phy: renesas: rcar-gen3-usb2: Factor out VBUS control logic
> phy: renesas: rcar-gen3-usb2: Use devm_pm_runtime_enable()
> phy: renesas: rcar-gen3-usb2: Add regulator for OTG VBUS control
> phy: renesas: rcar-gen3-usb2: Use mux-state for phyrst management
> dt-bindings: usb: renesas,usbhs: Add RZ/G3E SoC support
>
> .../bindings/mux/mux-controller.yaml | 6 -
> .../bindings/phy/renesas,usb2-phy.yaml | 15 +-
> .../reset/renesas,rzv2h-usb2phy-reset.yaml | 9 +-
> .../bindings/usb/renesas,usbhs.yaml | 1 +
> drivers/mux/Kconfig | 11 +
> drivers/mux/Makefile | 2 +
> drivers/mux/rzv2h-usb-vbenctl.c | 97 +++++++
> drivers/phy/renesas/Kconfig | 1 +
> drivers/phy/renesas/phy-rcar-gen3-usb2.c | 261 ++++++++++++++----
> drivers/reset/Kconfig | 1 +
> drivers/reset/reset-rzv2h-usb2phy.c | 108 +++++---
> include/linux/reset/reset_rzv2h_usb2phy.h | 11 +
> 12 files changed, 420 insertions(+), 103 deletions(-)
> create mode 100644 drivers/mux/rzv2h-usb-vbenctl.c
> create mode 100644 include/linux/reset/reset_rzv2h_usb2phy.h
>
> --
> 2.43.0
>