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* [PATCH] arm64: dts: qcom: sdm845-mtp: enable IPA
@ 2020-05-18 21:48 Alex Elder
  2020-05-18 23:24 ` Bjorn Andersson
  0 siblings, 1 reply; 3+ messages in thread
From: Alex Elder @ 2020-05-18 21:48 UTC (permalink / raw)
  To: bjorn.andersson, agross
  Cc: evgreen, subashab, cpratapa, robh+dt, linux-arm-msm, devicetree,
	open list

Enable IPA on the SDM845 MTP.

Signed-off-by: Alex Elder <elder@linaro.org>
---
 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;
+};
+
 &mdss {
 	status = "okay";
 };
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] arm64: dts: qcom: sdm845-mtp: enable IPA
  2020-05-18 21:48 [PATCH] arm64: dts: qcom: sdm845-mtp: enable IPA Alex Elder
@ 2020-05-18 23:24 ` Bjorn Andersson
  2020-05-19 12:29   ` Alex Elder
  0 siblings, 1 reply; 3+ messages in thread
From: Bjorn Andersson @ 2020-05-18 23:24 UTC (permalink / raw)
  To: Alex Elder
  Cc: agross, evgreen, subashab, cpratapa, robh+dt, linux-arm-msm,
	devicetree, open list

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

> Enable IPA on the SDM845 MTP.
> 
> Signed-off-by: Alex Elder <elder@linaro.org>
> ---
>  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
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] arm64: dts: qcom: sdm845-mtp: enable IPA
  2020-05-18 23:24 ` Bjorn Andersson
@ 2020-05-19 12:29   ` Alex Elder
  0 siblings, 0 replies; 3+ messages in thread
From: Alex Elder @ 2020-05-19 12:29 UTC (permalink / raw)
  To: Bjorn Andersson
  Cc: agross, evgreen, subashab, cpratapa, robh+dt, linux-arm-msm,
	devicetree, open list

On 5/18/20 6:24 PM, Bjorn Andersson wrote:
> 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.

I didn't see this message until just now, but I remembered that
last night.  I just build my version 2 and will send it shortly.
Sorry about that.

					-Alex

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2020-05-19 12:29 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2020-05-18 21:48 [PATCH] arm64: dts: qcom: sdm845-mtp: enable IPA Alex Elder
2020-05-18 23:24 ` Bjorn Andersson
2020-05-19 12:29   ` Alex Elder

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