* [PATCH] arm64: dts: qcom: shikra: Mark tpdm_dcc device as failed
@ 2026-10-08 6:08 Jie Gan
2026-10-08 9:08 ` Komal Bajaj
2026-10-13 8:16 ` Konrad Dybcio
0 siblings, 2 replies; 3+ messages in thread
From: Jie Gan @ 2026-10-08 6:08 UTC (permalink / raw)
To: Bjorn Andersson, Konrad Dybcio, Abel Vesa, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, Tingwei Zhang
Cc: Konrad Dybcio, linux-arm-msm, devicetree, linux-kernel, Jie Gan
The tpdm_dcc device cannot work properly on secure devices because its
required clock cannot be enabled due to a hardware issue. Mark the
node with status = "fail" to reflect this.
Fixes: eed738c6dd0c ("arm64: dts: qcom: shikra: Add coresight nodes")
Signed-off-by: Jie Gan <jie.gan@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/shikra.dtsi | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/shikra.dtsi b/arch/arm64/boot/dts/qcom/shikra.dtsi
index 205e70ce0748..13cd0f3ff416 100644
--- a/arch/arm64/boot/dts/qcom/shikra.dtsi
+++ b/arch/arm64/boot/dts/qcom/shikra.dtsi
@@ -2875,6 +2875,12 @@ tpdm@8003000 {
label = "tpdm_dcc";
qcom,cmb-element-bits = <32>;
+ /*
+ * Clock cannot be properly enabled on secure devices
+ * due to a hardware issue
+ */
+ status = "fail";
+
out-ports {
port {
tpdm_dcc_out: endpoint {
---
base-commit: b018686719706a781c45a874ed51374a2dc4b767
change-id: 20261008-remove_tpdm_dcc_device-c3bb8b55d87d
Best regards,
--
Jie Gan <jie.gan@oss.qualcomm.com>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] arm64: dts: qcom: shikra: Mark tpdm_dcc device as failed
2026-10-08 6:08 [PATCH] arm64: dts: qcom: shikra: Mark tpdm_dcc device as failed Jie Gan
@ 2026-10-08 9:08 ` Komal Bajaj
2026-10-13 8:16 ` Konrad Dybcio
1 sibling, 0 replies; 3+ messages in thread
From: Komal Bajaj @ 2026-10-08 9:08 UTC (permalink / raw)
To: Jie Gan, Bjorn Andersson, Konrad Dybcio, Abel Vesa, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, Tingwei Zhang
Cc: Konrad Dybcio, linux-arm-msm, devicetree, linux-kernel
On 10/8/2026 11:38 AM, Jie Gan wrote:
> The tpdm_dcc device cannot work properly on secure devices because its
> required clock cannot be enabled due to a hardware issue. Mark the
> node with status = "fail" to reflect this.
>
> Fixes: eed738c6dd0c ("arm64: dts: qcom: shikra: Add coresight nodes")
> Signed-off-by: Jie Gan <jie.gan@oss.qualcomm.com>
> ---
> arch/arm64/boot/dts/qcom/shikra.dtsi | 6 ++++++
> 1 file changed, 6 insertions(+)
Reviewed-by: Komal Bajaj <komal.bajaj@oss.qualcomm.com>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] arm64: dts: qcom: shikra: Mark tpdm_dcc device as failed
2026-10-08 6:08 [PATCH] arm64: dts: qcom: shikra: Mark tpdm_dcc device as failed Jie Gan
2026-10-08 9:08 ` Komal Bajaj
@ 2026-10-13 8:16 ` Konrad Dybcio
1 sibling, 0 replies; 3+ messages in thread
From: Konrad Dybcio @ 2026-10-13 8:16 UTC (permalink / raw)
To: Jie Gan, Bjorn Andersson, Konrad Dybcio, Abel Vesa, Rob Herring,
Krzysztof Kozlowski, Conor Dooley, Tingwei Zhang
Cc: linux-arm-msm, devicetree, linux-kernel
On 10/8/26 8:08 AM, Jie Gan wrote:
> The tpdm_dcc device cannot work properly on secure devices because its
> required clock cannot be enabled due to a hardware issue. Mark the
> node with status = "fail" to reflect this.
>
> Fixes: eed738c6dd0c ("arm64: dts: qcom: shikra: Add coresight nodes")
> Signed-off-by: Jie Gan <jie.gan@oss.qualcomm.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Konrad
^ permalink raw reply [flat|nested] 3+ messages in thread
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2026-10-08 6:08 [PATCH] arm64: dts: qcom: shikra: Mark tpdm_dcc device as failed Jie Gan
2026-10-08 9:08 ` Komal Bajaj
2026-10-13 8:16 ` Konrad Dybcio
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