[PATCH v3 1/2] dt-bindings: net: bluetooth: Add MediaTek MT7921S SDIO Bluetooth
Chen-Yu Tsai
wenst at chromium.org
Thu May 2 00:51:24 PDT 2024
On Tue, Apr 16, 2024 at 7:05 AM Rob Herring <robh at kernel.org> wrote:
> On Fri, 12 Apr 2024 15:30:42 +0800, Chen-Yu Tsai wrote:
> > The MediaTek MT7921S is a WiFi/Bluetooth combo chip that works over
> > SDIO. WiFi and Bluetooth are separate SDIO functions within the chip.
> > While the Bluetooth SDIO function is fully discoverable, the chip has
> > a pin that can reset just the Bluetooth core, as opposed to the full
> > chip. This should be described in the device tree.
> >
> > Add a device tree binding for the Bluetooth SDIO function of the MT7921S
> > specifically to document the reset line. This binding is based on the MMC
> > controller binding, which specifies one device node per SDIO function.
> >
> > Cc: Sean Wang <sean.wang at mediatek.com>
> > Signed-off-by: Chen-Yu Tsai <wenst at chromium.org>
> > ---
> > Changes since v2:
> > - Expand description and commit message to clearly state that WiFi and
> > Bluetooth are separate SDIO functions, and that each function should
> > be a separate device node, as specified by the MMC binding.
> > - Change 'additionalProperties' to 'unevaluatedProperties'
> > - Add missing separating new line
> > - s/ot/to/
> >
> > Angelo's reviewed-by was not picked up due to the above changes.
> >
> > Changes since v1:
> > - Reworded descriptions
> > - Moved binding maintainer section before description
> > - Added missing reference to bluetooth-controller.yaml
> > - Added missing GPIO header to example
> > ---
> > .../bluetooth/mediatek,mt7921s-bluetooth.yaml | 55 +++++++++++++++++++
> > MAINTAINERS | 1 +
> > 2 files changed, 56 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/net/bluetooth/mediatek,mt7921s-bluetooth.yaml
> >
>
> Reviewed-by: Rob Herring <robh at kernel.org>
Luiz, could you pick up this patch?
The other one is already merged in the MediaTek tree.
Thanks!
ChenYu
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