Re: [PATCH] arm64: dts: qcom: sdm845-mtp: enable IPA

From: Bjorn Andersson
Date: Mon May 18 2020 - 19:25:27 EST


On Mon 18 May 14:48 PDT 2020, Alex Elder wrote:

> Enable IPA on the SDM845 MTP.
>
> Signed-off-by: Alex Elder <elder@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sdm845-mtp.dts | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> index 1372fe8601f5..2f942daeb9d1 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> @@ -448,6 +448,11 @@
> clock-frequency = <400000>;
> };
>
> +&ipa {
> + status = "okay";
> + modem-init;

modem-init tells the IPA driver that the modem will load the ipa_fws
firmware, but the MTP is assumed to run "LA" firmware where it's the
Linux-side's job to do this.

Regards,
Bjorn

> +};
> +
> &mdss {
> status = "okay";
> };
> --
> 2.20.1
>