devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names
@ 2023-09-12  7:12 David Heidelberg
  2023-09-12  7:12 ` [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node David Heidelberg
                   ` (3 more replies)
  0 siblings, 4 replies; 7+ messages in thread
From: David Heidelberg @ 2023-09-12  7:12 UTC (permalink / raw)
  To: cros-qcom-dts-watchers, Andy Gross, Bjorn Andersson,
	Konrad Dybcio, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
	Abel Vesa
  Cc: David Heidelberg, Dmitry Baryshkov, Douglas Anderson,
	Krzysztof Kozlowski, linux-arm-msm, devicetree, linux-kernel

The original commit hasn't been updated according to
refactoring done in sdm845.dtsi.

Fixes: a1ade6cac5a2 ("arm64: dts: qcom: sdm845: Switch PSCI cpu idle states from PC to OSI")
Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: David Heidelberg <david@ixit.cz>
---
v2:
 - removed power-domains from apps_rsc

 arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
index 50934d4ab3bc..e0ee91225eec 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
@@ -144,15 +144,15 @@ panel_in_edp: endpoint {
 };
 
 &psci {
-	/delete-node/ cpu0;
-	/delete-node/ cpu1;
-	/delete-node/ cpu2;
-	/delete-node/ cpu3;
-	/delete-node/ cpu4;
-	/delete-node/ cpu5;
-	/delete-node/ cpu6;
-	/delete-node/ cpu7;
-	/delete-node/ cpu-cluster0;
+	/delete-node/ power-domain-cpu0;
+	/delete-node/ power-domain-cpu1;
+	/delete-node/ power-domain-cpu2;
+	/delete-node/ power-domain-cpu3;
+	/delete-node/ power-domain-cpu4;
+	/delete-node/ power-domain-cpu5;
+	/delete-node/ power-domain-cpu6;
+	/delete-node/ power-domain-cpu7;
+	/delete-node/ power-domain-cluster;
 };
 
 &cpus {
@@ -338,6 +338,8 @@ flash@0 {
 
 
 &apps_rsc {
+	/delete-property/ power-domains;
+
 	regulators-0 {
 		compatible = "qcom,pm8998-rpmh-regulators";
 		qcom,pmic-id = "a";
-- 
2.40.1


^ permalink raw reply related	[flat|nested] 7+ messages in thread

* [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node
  2023-09-12  7:12 [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names David Heidelberg
@ 2023-09-12  7:12 ` David Heidelberg
  2023-09-12 18:09   ` Stephen Boyd
  2023-09-12 23:30   ` Doug Anderson
  2023-09-12  9:51 ` [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names Abel Vesa
                   ` (2 subsequent siblings)
  3 siblings, 2 replies; 7+ messages in thread
From: David Heidelberg @ 2023-09-12  7:12 UTC (permalink / raw)
  To: cros-qcom-dts-watchers, Andy Gross, Bjorn Andersson,
	Konrad Dybcio, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
	Thara Gopinath
  Cc: David Heidelberg, Dmitry Baryshkov, linux-arm-msm, devicetree,
	linux-kernel

Cheza firmware doesn't allow controlling LMh from the operating system.

Fixes: 36c6581214c4 ("arm64: dts: qcom: sdm845: Add support for LMh node")
Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: David Heidelberg <david@ixit.cz>
---
v2:
 - moved power-domains removal from this patch to previous one, since
   it's not related to LMh support
 arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
index e0ee91225eec..e51bf02fbfe3 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
@@ -143,6 +143,10 @@ panel_in_edp: endpoint {
 	};
 };
 
+&cpufreq_hw {
+	/delete-property/ interrupts-extended; /* reference to lmh_cluster[01] */
+};
+
 &psci {
 	/delete-node/ power-domain-cpu0;
 	/delete-node/ power-domain-cpu1;
@@ -275,6 +279,14 @@ &BIG_CPU_SLEEP_1
 			   &CLUSTER_SLEEP_0>;
 };
 
+&lmh_cluster0 {
+	status = "disabled";
+};
+
+&lmh_cluster1 {
+	status = "disabled";
+};
+
 /*
  * Reserved memory changes
  *
-- 
2.40.1


^ permalink raw reply related	[flat|nested] 7+ messages in thread

* Re: [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names
  2023-09-12  7:12 [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names David Heidelberg
  2023-09-12  7:12 ` [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node David Heidelberg
@ 2023-09-12  9:51 ` Abel Vesa
  2023-09-12 18:09 ` Stephen Boyd
  2023-09-14 16:04 ` (subset) " Bjorn Andersson
  3 siblings, 0 replies; 7+ messages in thread
From: Abel Vesa @ 2023-09-12  9:51 UTC (permalink / raw)
  To: David Heidelberg
  Cc: cros-qcom-dts-watchers, Andy Gross, Bjorn Andersson,
	Konrad Dybcio, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
	Dmitry Baryshkov, Douglas Anderson, Krzysztof Kozlowski,
	linux-arm-msm, devicetree, linux-kernel

On 23-09-12 12:42:03, David Heidelberg wrote:
> The original commit hasn't been updated according to
> refactoring done in sdm845.dtsi.
> 
> Fixes: a1ade6cac5a2 ("arm64: dts: qcom: sdm845: Switch PSCI cpu idle states from PC to OSI")
> Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> Reviewed-by: Douglas Anderson <dianders@chromium.org>
> Signed-off-by: David Heidelberg <david@ixit.cz>

Reviewed-by: Abel Vesa <abel.vesa@linaro.org>

> ---
> v2:
>  - removed power-domains from apps_rsc
> 
>  arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 20 +++++++++++---------
>  1 file changed, 11 insertions(+), 9 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> index 50934d4ab3bc..e0ee91225eec 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> @@ -144,15 +144,15 @@ panel_in_edp: endpoint {
>  };
>  
>  &psci {
> -	/delete-node/ cpu0;
> -	/delete-node/ cpu1;
> -	/delete-node/ cpu2;
> -	/delete-node/ cpu3;
> -	/delete-node/ cpu4;
> -	/delete-node/ cpu5;
> -	/delete-node/ cpu6;
> -	/delete-node/ cpu7;
> -	/delete-node/ cpu-cluster0;
> +	/delete-node/ power-domain-cpu0;
> +	/delete-node/ power-domain-cpu1;
> +	/delete-node/ power-domain-cpu2;
> +	/delete-node/ power-domain-cpu3;
> +	/delete-node/ power-domain-cpu4;
> +	/delete-node/ power-domain-cpu5;
> +	/delete-node/ power-domain-cpu6;
> +	/delete-node/ power-domain-cpu7;
> +	/delete-node/ power-domain-cluster;
>  };
>  
>  &cpus {
> @@ -338,6 +338,8 @@ flash@0 {
>  
>  
>  &apps_rsc {
> +	/delete-property/ power-domains;
> +
>  	regulators-0 {
>  		compatible = "qcom,pm8998-rpmh-regulators";
>  		qcom,pmic-id = "a";
> -- 
> 2.40.1
> 

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names
  2023-09-12  7:12 [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names David Heidelberg
  2023-09-12  7:12 ` [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node David Heidelberg
  2023-09-12  9:51 ` [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names Abel Vesa
@ 2023-09-12 18:09 ` Stephen Boyd
  2023-09-14 16:04 ` (subset) " Bjorn Andersson
  3 siblings, 0 replies; 7+ messages in thread
From: Stephen Boyd @ 2023-09-12 18:09 UTC (permalink / raw)
  To: Abel Vesa, Andy Gross, Bjorn Andersson, Conor Dooley,
	David Heidelberg, Konrad Dybcio, Krzysztof Kozlowski, Rob Herring,
	cros-qcom-dts-watchers
  Cc: Dmitry Baryshkov, Douglas Anderson, Krzysztof Kozlowski,
	linux-arm-msm, devicetree, linux-kernel

Quoting David Heidelberg (2023-09-12 00:12:03)
> The original commit hasn't been updated according to
> refactoring done in sdm845.dtsi.
>
> Fixes: a1ade6cac5a2 ("arm64: dts: qcom: sdm845: Switch PSCI cpu idle states from PC to OSI")
> Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> Reviewed-by: Douglas Anderson <dianders@chromium.org>
> Signed-off-by: David Heidelberg <david@ixit.cz>
> ---

Reviewed-by: Stephen Boyd <swboyd@chromium.org>

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node
  2023-09-12  7:12 ` [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node David Heidelberg
@ 2023-09-12 18:09   ` Stephen Boyd
  2023-09-12 23:30   ` Doug Anderson
  1 sibling, 0 replies; 7+ messages in thread
From: Stephen Boyd @ 2023-09-12 18:09 UTC (permalink / raw)
  To: Andy Gross, Bjorn Andersson, Conor Dooley, David Heidelberg,
	Konrad Dybcio, Krzysztof Kozlowski, Rob Herring, Thara Gopinath,
	cros-qcom-dts-watchers
  Cc: Dmitry Baryshkov, linux-arm-msm, devicetree, linux-kernel

Quoting David Heidelberg (2023-09-12 00:12:04)
> Cheza firmware doesn't allow controlling LMh from the operating system.
>
> Fixes: 36c6581214c4 ("arm64: dts: qcom: sdm845: Add support for LMh node")
> Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> Signed-off-by: David Heidelberg <david@ixit.cz>
> ---

Reviewed-by: Stephen Boyd <swboyd@chromium.org>

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node
  2023-09-12  7:12 ` [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node David Heidelberg
  2023-09-12 18:09   ` Stephen Boyd
@ 2023-09-12 23:30   ` Doug Anderson
  1 sibling, 0 replies; 7+ messages in thread
From: Doug Anderson @ 2023-09-12 23:30 UTC (permalink / raw)
  To: David Heidelberg
  Cc: cros-qcom-dts-watchers, Andy Gross, Bjorn Andersson,
	Konrad Dybcio, Rob Herring, Krzysztof Kozlowski, Conor Dooley,
	Thara Gopinath, Dmitry Baryshkov, linux-arm-msm, devicetree,
	linux-kernel

Hi,

On Tue, Sep 12, 2023 at 12:14 AM David Heidelberg <david@ixit.cz> wrote:
>
> Cheza firmware doesn't allow controlling LMh from the operating system.
>
> Fixes: 36c6581214c4 ("arm64: dts: qcom: sdm845: Add support for LMh node")
> Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> Signed-off-by: David Heidelberg <david@ixit.cz>
> ---
> v2:
>  - moved power-domains removal from this patch to previous one, since
>    it's not related to LMh support
>  arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi | 12 ++++++++++++
>  1 file changed, 12 insertions(+)

I haven't used a cheza in years, but this seems reasonable to me.

Reviewed-by: Douglas Anderson <dianders@chromium.org>

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: (subset) [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names
  2023-09-12  7:12 [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names David Heidelberg
                   ` (2 preceding siblings ...)
  2023-09-12 18:09 ` Stephen Boyd
@ 2023-09-14 16:04 ` Bjorn Andersson
  3 siblings, 0 replies; 7+ messages in thread
From: Bjorn Andersson @ 2023-09-14 16:04 UTC (permalink / raw)
  To: cros-qcom-dts-watchers, Andy Gross, Konrad Dybcio, Rob Herring,
	Krzysztof Kozlowski, Conor Dooley, Abel Vesa, David Heidelberg
  Cc: Dmitry Baryshkov, Douglas Anderson, Krzysztof Kozlowski,
	linux-arm-msm, devicetree, linux-kernel


On Tue, 12 Sep 2023 12:42:03 +0530, David Heidelberg wrote:
> The original commit hasn't been updated according to
> refactoring done in sdm845.dtsi.
> 
> 

Applied, thanks!

[1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names
      commit: a5f01673d3946e424091e6b8ff274716f9c21454
[2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node
      commit: 197ae69d1caedb3203e0b189a39efb820675fd5c

Best regards,
-- 
Bjorn Andersson <andersson@kernel.org>

^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2023-09-14 16:00 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-09-12  7:12 [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names David Heidelberg
2023-09-12  7:12 ` [PATCH v2 2/2] arm64: dts: qcom: sdm845: cheza doesn't support LMh node David Heidelberg
2023-09-12 18:09   ` Stephen Boyd
2023-09-12 23:30   ` Doug Anderson
2023-09-12  9:51 ` [PATCH v2 1/2] arm64: dts: qcom: sdm845: Fix PSCI power domain names Abel Vesa
2023-09-12 18:09 ` Stephen Boyd
2023-09-14 16:04 ` (subset) " Bjorn Andersson

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).