Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> writes:
> Dragonboard845c doesn't have board-specific board-id programmed, it uses
> generic 0xff. Thus add the property with the 'variant' of the
> calibration data.
>
> Note: the driver will check for the calibration data for the following
> IDs, so older board-2.bin files that were distributed as a part of
> Linaro releases will continue to work.
>
> - 'bus=snoc,qmi-board-id=ff,qmi-chip-id=30214,variant=Thundercomm_DB845C'
> - 'bus=snoc,qmi-board-id=ff,qmi-chip-id=30214'
> - 'bus=snoc,qmi-board-id=ff'
>
> For the reference, the board is identified by the driver in the
> following way:
>
> ath10k_snoc 18800000.wifi: qmi chip_id 0x30214 chip_family 0x4001 board_id 0xff soc_id 0x40030001
> ath10k_snoc 18800000.wifi: qmi fw_version 0x2009856b fw_build_timestamp 2018-07-19 12:28 fw_build_id QC_IMAGE_VERSION_STRING=WLAN.HL.2.0-01387-QCAHLSWMTPLZ-1
>
> Fixes: 3f72e2d3e682 ("arm64: dts: qcom: Add Dragonboard 845c")
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> index 13f80a0b6faa..f49de3913dd5 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> @@ -1047,6 +1047,7 @@ &wifi {
> vdd-3.3-ch0-supply = <&vreg_l25a_3p3>;
>
> qcom,snoc-host-cap-8bit-quirk;
> + qcom,ath10k-calibration-variant = "Thundercomm_DB845C";
I don't think I have documented it anywhere, but to keep things simple I
would prefer to have the variant all lower case.
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