On Thu, Dec 12, 2024 at 11:02:29PM +0800, Cheng Jiang wrote: > Expand the firmware-name property to specify the names of NVM and > rampatch firmware to load. This update will support loading specific > firmware (nvm and rampatch) for certain chips, like the QCA6698 > Bluetooth chip, which shares the same IP core as the WCN6855 but has > different RF components and RAM sizes, requiring new firmware files. > > We might use different connectivity boards on the same platform. For > example, QCA6698-based boards can support either a two-antenna or > three-antenna solution, both of which work on the sa8775p-ride platform. > Due to differences in connectivity boards and variations in RF > performance from different foundries, different NVM configurations are > used based on the board ID. > > So In firmware-name, if the NVM file has an extension, the NVM file will > be used. Otherwise, the system will first try the .bNN (board ID) file, > and if that fails, it will fall back to the .bin file. > > Possible configurations: > firmware-name = "QCA6698/hpnv21.bin", "QCA6698/hpbtfw21.tlv"; > firmware-name = "QCA6698/hpnv21", "QCA6698/hpbtfw21.tlv"; > firmware-name = "QCA6698/hpnv21.bin"; > > Signed-off-by: Cheng Jiang <quic_chejiang@xxxxxxxxxxx> > --- > .../bindings/net/bluetooth/qualcomm-bluetooth.yaml | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Best regards, Krzysztof
