linux-kernel - [PATCH v2 05/19] arm64: dts: qcom: sm8450: Fix CDSP memory length

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Message-Id: <20241209-dts-qcom-cdsp-mpss-base-address-v2-5-d85a3bd5cced@linaro.org>
Date: Mon, 09 Dec 2024 12:02:10 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Vinod Koul <vkoul@...nel.org>, 
 Dmitry Baryshkov <dmitry.baryshkov@...aro.org>, 
 Neil Armstrong <neil.armstrong@...aro.org>, 
 Abel Vesa <abel.vesa@...aro.org>, Sibi Sankar <quic_sibis@...cinc.com>, 
 Luca Weiss <luca.weiss@...rphone.com>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, stable@...r.kernel.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 05/19] arm64: dts: qcom: sm8450: Fix CDSP memory length

The address space in CDSP PAS (Peripheral Authentication Service)
remoteproc node should point to the QDSP PUB address space
(QDSP6...SS_PUB) which has a length of 0x10000.  Value of 0x1400000 was
copied from older DTS, but it does not look accurate at all.

This should have no functional impact on Linux users, because PAS loader
does not use this address space at all.

Fixes: 1172729576fb ("arm64: dts: qcom: sm8450: Add remoteproc enablers and instances")
Cc: stable@...r.kernel.org
Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8450.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index d028079c11bdc2dd2b254f7f7d85e315a86f79bc..7a3bf847b0b9eae2094b0a8f48f6900a31b28ae4 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -2800,7 +2800,7 @@ vamacro: codec@...0000 {
 
 		remoteproc_cdsp: remoteproc@...00000 {
 			compatible = "qcom,sm8450-cdsp-pas";
-			reg = <0 0x32300000 0 0x1400000>;
+			reg = <0 0x32300000 0 0x10000>;
 
 			interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_EDGE_RISING>,
 					      <&smp2p_cdsp_in 0 IRQ_TYPE_EDGE_RISING>,

-- 
2.43.0