> From: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx> > Date: Wed, 07 Sep 2022 08:47:46 +0100 > > From: Hector Martin <marcan@xxxxxxxxx> > > This binding is currently used for SDIO devices, but these chips are > also used as PCIe devices on DT platforms and may be represented in the > DT. Re-use the existing binding and add chip compatibles used by Apple > T2 and M1 platforms (the T2 ones are not known to be used in DT > platforms, but we might as well document them). > > Then, add properties required for firmware selection and calibration on > M1 machines. > > Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> > Signed-off-by: Hector Martin <marcan@xxxxxxxxx> > Signed-off-by: Russell King (Oracle) <rmk+kernel@xxxxxxxxxxxxxxx> Reviewed-by: Mark Kettenis <kettenis@xxxxxxxxxxx> > --- > .../net/wireless/brcm,bcm4329-fmac.yaml | 37 +++++++++++++++++-- > 1 file changed, 34 insertions(+), 3 deletions(-) > > diff --git a/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml b/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml > index 53b4153d9bfc..53ded82b273a 100644 > --- a/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml > +++ b/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml > @@ -4,7 +4,7 @@ > $id: http://devicetree.org/schemas/net/wireless/brcm,bcm4329-fmac.yaml# > $schema: http://devicetree.org/meta-schemas/core.yaml# > > -title: Broadcom BCM4329 family fullmac wireless SDIO devices > +title: Broadcom BCM4329 family fullmac wireless SDIO/PCIE devices > > maintainers: > - Arend van Spriel <arend@xxxxxxxxxxxx> > @@ -42,10 +42,16 @@ title: Broadcom BCM4329 family fullmac wireless SDIO devices > - cypress,cyw43012-fmac > - const: brcm,bcm4329-fmac > - const: brcm,bcm4329-fmac > + - enum: > + - pci14e4,43dc # BCM4355 > + - pci14e4,4464 # BCM4364 > + - pci14e4,4488 # BCM4377 > + - pci14e4,4425 # BCM4378 > + - pci14e4,4433 # BCM4387 > > reg: > - description: SDIO function number for the device, for most cases > - this will be 1. > + description: SDIO function number for the device (for most cases > + this will be 1) or PCI device identifier. > > interrupts: > maxItems: 1 > @@ -85,6 +91,31 @@ title: Broadcom BCM4329 family fullmac wireless SDIO devices > takes precedence. > type: boolean > > + brcm,cal-blob: > + $ref: /schemas/types.yaml#/definitions/uint8-array > + description: A per-device calibration blob for the Wi-Fi radio. This > + should be filled in by the bootloader from platform configuration > + data, if necessary, and will be uploaded to the device if present. > + > + brcm,board-type: > + $ref: /schemas/types.yaml#/definitions/string > + description: Overrides the board type, which is normally the compatible of > + the root node. This can be used to decouple the overall system board or > + device name from the board type for WiFi purposes, which is used to > + construct firmware and NVRAM configuration filenames, allowing for > + multiple devices that share the same module or characteristics for the > + WiFi subsystem to share the same firmware/NVRAM files. On Apple platforms, > + this should be the Apple module-instance codename prefixed by "apple,", > + e.g. "apple,honshu". > + > + apple,antenna-sku: > + $ref: /schemas/types.yaml#/definitions/string > + description: Antenna SKU used to identify a specific antenna configuration > + on Apple platforms. This is use to build firmware filenames, to allow > + platforms with different antenna configs to have different firmware and/or > + NVRAM. This would normally be filled in by the bootloader from platform > + configuration data. > + > required: > - compatible > - reg > -- > 2.30.2 > > >
