From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Jie Gan <jie.gan@oss.qualcomm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Mike Leach <mike.leach@linaro.org>,
James Clark <james.clark@linaro.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Tingwei Zhang <tingwei.zhang@oss.qualcomm.com>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>
Cc: coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/3] arm64: dts: qcom: hamoa: enable ETR and CTCU devices
Date: Tue, 3 Feb 2026 10:44:51 +0100 [thread overview]
Message-ID: <c739da90-de92-4d84-bb5a-e653a9fbdcef@oss.qualcomm.com> (raw)
In-Reply-To: <20260203-enable-ctcu-and-etr-v2-2-aacc7bd7eccb@oss.qualcomm.com>
On 2/3/26 10:32 AM, Jie Gan wrote:
> Embedded Trace Router(ETR) is working as a DDR memory sink to collect
> tracing data from source device.
>
> The CTCU serves as the control unit for the ETR device, managing its
> behavior to determine how trace data is collected.
>
> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
> Signed-off-by: Jie Gan <jie.gan@oss.qualcomm.com>
> ---
> arch/arm64/boot/dts/qcom/hamoa.dtsi | 160 +++++++++++++++++++++++++++++++++++-
> 1 file changed, 159 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/hamoa.dtsi b/arch/arm64/boot/dts/qcom/hamoa.dtsi
> index db65c392e618..88ec29446ba1 100644
> --- a/arch/arm64/boot/dts/qcom/hamoa.dtsi
> +++ b/arch/arm64/boot/dts/qcom/hamoa.dtsi
> @@ -6771,6 +6771,35 @@ data-pins {
> };
> };
>
> + ctcu@10001000 {
> + compatible = "qcom,hamoa-ctcu", "qcom,sa8775p-ctcu";
Sorry for not pointing that out explicitly the previous time around,
but 'hamoa' also falls under the "had numerical compatibles" category
(you'll see the only hits for "qcom,hamoa" are "qcom,hamoa-iot-evk"
which is a board name)
Glymur and Kaanapali are, understandably, Glymur and Kaanapali
respectively
Konrad
next prev parent reply other threads:[~2026-02-03 9:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-03 9:32 [PATCH v2 0/3] Enable CTCU and ETR devices for multiple QCOM platforms Jie Gan
2026-02-03 9:32 ` [PATCH v2 1/3] dt-binding: document QCOM platforms for CTCU device Jie Gan
2026-02-03 9:32 ` [PATCH v2 2/3] arm64: dts: qcom: hamoa: enable ETR and CTCU devices Jie Gan
2026-02-03 9:44 ` Konrad Dybcio [this message]
2026-02-03 9:50 ` Jie Gan
2026-02-03 9:54 ` Jie Gan
2026-02-03 9:55 ` Konrad Dybcio
2026-02-03 9:32 ` [PATCH v2 3/3] arm64: dts: qcom: sm8750: " Jie Gan
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