On Mon, May 18, 2026 at 03:17:08PM +0100, Jamie Gibbons wrote: > Hi all, > > This series updates the Microchip PolarFire SoC (MPFS) mailbox driver in > U-Boot. > > The first three patches contain a set of bug fixes and cleanups to the > existing driver, fixing MMIO size calculations, and removing invalid > mailbox channel and private-data handling. These changes are independent > of any devicetree updates and fix issues present in the legacy driver. > > The final patch adds support for the corrected, syscon-based devicetree > bindings for the MPFS mailbox. Linux has moved to this binding to more > accurately model the hardware, and U-Boot already supports the same > approach for the MPFS clock controller. This patch updates the mailbox > driver accordingly, while retaining support for the legacy binding for > backwards compatibility. > > The final patch is required ASAP as boot is currently broken on master > for MPFS generic boards. > > Tested on a PolarFire SoC Icicle Kit ES. > > Thanks, > Jamie > > Jamie Gibbons (4): > mailbox: mpfs-mbox: fix MMIO mapping calculation > mailbox: mpfs-mbox: fix Driver Model private data handling > mailbox: mpfs-mbox: fix driver bug and cleanup > mailbox: mpfs-mbox: support new syscon based devicetree configuration
Reviewed-by: Conor Dooley <[email protected]> Cheers, Conor.
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