dt-bindings: pinctrl: document polarfire soc iomux0 pinmux

On Polarfire SoC, iomux0 is responsible for routing functions to either
Multiprocessor Subsystem (MSS) IOs or to the FPGA fabric, where they
can either interface with custom RTL or be routed to the FPGA fabric's
IOs. Document it.

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Conor Dooley 2025-10-23 18:14:59 +01:00 • committed by Linus Walleij
commit 2f0073afd9
2 changed files with 101 additions and 1 deletions