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Mon, 15 Jun 2026 09:57:09 -0700 (PDT) From: Neil Armstrong Date: Mon, 15 Jun 2026 18:57:02 +0200 Subject: [PATCH v2 1/6] dt-bindings: clock: qcom: gcc-sm8450: Add missing power-domains property Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-1-6b5752dd4747@linaro.org> References: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> In-Reply-To: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vinod Koul , Abel Vesa , Konrad Dybcio , Sai Prakash Ranjan , Brian Masney Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski , Neil Armstrong X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE In order for the GCC votes on the GDSCs it provides to be propagated to CX, CX needs to be declared as power domain of the GCC. Document the missing power-domains property to that purpose. Fixes: 72a0ca203ca7 ("dt-bindings: clock: Add SM8450 GCC clock bindings") Signed-off-by: Neil Armstrong Reviewed-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/clock/qcom,gcc-sm8450.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc-sm8450.yaml b= /Documentation/devicetree/bindings/clock/qcom,gcc-sm8450.yaml index 3169ac05e1d8..7e3713cfd498 100644 --- a/Documentation/devicetree/bindings/clock/qcom,gcc-sm8450.yaml +++ b/Documentation/devicetree/bindings/clock/qcom,gcc-sm8450.yaml @@ -47,10 +47,15 @@ properties: - const: usb3_phy_wrapper_gcc_usb30_pipe_clk # Optional clock minItems: 2 =20 + power-domains: + items: + - description: CX domain + required: - compatible - clocks - clock-names + - power-domains - '#power-domain-cells' =20 allOf: @@ -66,6 +71,7 @@ examples: reg =3D <0x00100000 0x001f4200>; clocks =3D <&rpmhcc RPMH_CXO_CLK>, <&sleep_clk>; clock-names =3D "bi_tcxo", "sleep_clk"; + power-domains =3D <&rpmhpd RPMHPD_CX>; 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Mon, 15 Jun 2026 09:57:10 -0700 (PDT) From: Neil Armstrong Date: Mon, 15 Jun 2026 18:57:03 +0200 Subject: [PATCH v2 2/6] dt-bindings: clock: qcom: sm8550-gcc: Add missing power-domains property Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-2-6b5752dd4747@linaro.org> References: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> In-Reply-To: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vinod Koul , Abel Vesa , Konrad Dybcio , Sai Prakash Ranjan , Brian Masney Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski , Neil Armstrong X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE In order for the GCC votes on the GDSCs it provides to be propagated to CX, CX needs to be declared as power domain of the GCC. Document the missing power-domains property to that purpose. Fixes: 47ba9c50bbeb ("dt-bindings: clock: Add SM8550 GCC clocks") Signed-off-by: Neil Armstrong Reviewed-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/clock/qcom,sm8550-gcc.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8550-gcc.yaml b= /Documentation/devicetree/bindings/clock/qcom,sm8550-gcc.yaml index c4e9b9bb63f5..19f06d27c7c1 100644 --- a/Documentation/devicetree/bindings/clock/qcom,sm8550-gcc.yaml +++ b/Documentation/devicetree/bindings/clock/qcom,sm8550-gcc.yaml @@ -31,9 +31,14 @@ properties: - description: UFS Phy Tx symbol 0 clock source - description: USB3 Phy wrapper pipe clock source =20 + power-domains: + items: + - description: CX domain + required: - compatible - clocks + - power-domains - '#power-domain-cells' =20 allOf: @@ -55,6 +60,7 @@ examples: <&ufs_mem_phy 1>, <&ufs_mem_phy 2>, <&usb_1_qmpphy>; + power-domains =3D <&rpmhpd RPMHPD_CX>; #clock-cells =3D <1>; #reset-cells =3D <1>; #power-domain-cells =3D <1>; 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Mon, 15 Jun 2026 09:57:11 -0700 (PDT) From: Neil Armstrong Date: Mon, 15 Jun 2026 18:57:04 +0200 Subject: [PATCH v2 3/6] dt-bindings: clock: qcom: sm8650-gcc: Add missing power-domains property Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-3-6b5752dd4747@linaro.org> References: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> In-Reply-To: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vinod Koul , Abel Vesa , Konrad Dybcio , Sai Prakash Ranjan , Brian Masney Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski , Neil Armstrong X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE In order for the GCC votes on the GDSCs it provides to be propagated to CX, CX needs to be declared as power domain of the GCC. Document the missing power-domains property to that purpose. Fixes: b69d932154dc ("dt-bindings: clock: qcom: document the SM8650 General= Clock Controller") Signed-off-by: Neil Armstrong Reviewed-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/clock/qcom,sm8650-gcc.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/clock/qcom,sm8650-gcc.yaml b= /Documentation/devicetree/bindings/clock/qcom,sm8650-gcc.yaml index c7143e2abc80..9c1504827cbf 100644 --- a/Documentation/devicetree/bindings/clock/qcom,sm8650-gcc.yaml +++ b/Documentation/devicetree/bindings/clock/qcom,sm8650-gcc.yaml @@ -32,9 +32,14 @@ properties: - description: UFS Phy Tx symbol 0 clock source - description: USB3 Phy wrapper pipe clock source =20 + power-domains: + items: + - description: CX domain + required: - compatible - clocks + - power-domains - '#power-domain-cells' =20 allOf: @@ -58,6 +63,7 @@ examples: <&ufs_mem_phy 1>, <&ufs_mem_phy 2>, <&usb_1_qmpphy>; + power-domains =3D <&rpmhpd RPMHPD_CX>; #clock-cells =3D <1>; #reset-cells =3D <1>; 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Mon, 15 Jun 2026 09:57:12 -0700 (PDT) From: Neil Armstrong Date: Mon, 15 Jun 2026 18:57:05 +0200 Subject: [PATCH v2 4/6] arm64: dts: qcom: sm8450: Add missing CX power domain to GCC Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-4-6b5752dd4747@linaro.org> References: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> In-Reply-To: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vinod Koul , Abel Vesa , Konrad Dybcio , Sai Prakash Ranjan , Brian Masney Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski , Neil Armstrong , Abel Vesa , Konrad Dybcio X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE Unless CX is declared as the power-domain of GCC, votes (power and performance) on the GDSCs it provides will not propagate to the CX, which might result in under-voltage conditions. Add the missing power-domains property to associate GCC with RPMHPD_CX. Fixes: 5188049c9b36 ("arm64: dts: qcom: Add base SM8450 DTSI") Reviewed-by: Abel Vesa Reviewed-by: Konrad Dybcio Signed-off-by: Neil Armstrong --- arch/arm64/boot/dts/qcom/sm8450.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qco= m/sm8450.dtsi index 56cb6e959e4e..2639790307d8 100644 --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi @@ -935,6 +935,7 @@ soc: soc@0 { gcc: clock-controller@100000 { compatible =3D "qcom,gcc-sm8450"; reg =3D <0x0 0x00100000 0x0 0x1f4200>; + power-domains =3D <&rpmhpd RPMHPD_CX>; #clock-cells =3D <1>; #reset-cells =3D <1>; #power-domain-cells =3D <1>; --=20 2.34.1 From nobody Fri Jun 19 07:56:30 2026 Received: from mail-wm1-f43.google.com (mail-wm1-f43.google.com [209.85.128.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 430C4413D8F for ; Mon, 15 Jun 2026 16:57:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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Mon, 15 Jun 2026 09:57:13 -0700 (PDT) Received: from arrakeen.starnux.net ([2a01:e0a:106d:1080:52eb:f6ff:feb3:451a]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4606f2b0c35sm37202471f8f.22.2026.06.15.09.57.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Jun 2026 09:57:13 -0700 (PDT) From: Neil Armstrong Date: Mon, 15 Jun 2026 18:57:06 +0200 Subject: [PATCH v2 5/6] arm64: dts: qcom: sm8550: Add missing CX power domain to GCC Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-5-6b5752dd4747@linaro.org> References: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> In-Reply-To: <20260615-topic-sm8x50-tie-gcc-to-cx-v2-0-6b5752dd4747@linaro.org> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vinod Koul , Abel Vesa , Konrad Dybcio , Sai Prakash Ranjan , Brian Masney Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski , Neil Armstrong , Konrad Dybcio , Abel Vesa X-Mailer: b4 0.15.1 X-Developer-Signature: v=1; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE Unless CX is declared as the power-domain of GCC, votes (power and performance) on the GDSCs it provides will not propagate to the CX, which might result in under-voltage conditions. Add the missing power-domains property to associate GCC with RPMHPD_CX. Fixes: ffc50b2d3828 ("arm64: dts: qcom: Add base SM8550 dtsi") Reviewed-by: Konrad Dybcio Reviewed-by: Abel Vesa Signed-off-by: Neil Armstrong --- arch/arm64/boot/dts/qcom/sm8550.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qco= m/sm8550.dtsi index 396201905ef2..2cadcaae9e01 100644 --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi @@ -1183,6 +1183,7 @@ soc: soc@0 { gcc: clock-controller@100000 { compatible =3D "qcom,sm8550-gcc"; reg =3D <0 0x00100000 0 0x1f4200>; + power-domains =3D <&rpmhpd RPMHPD_CX>; #clock-cells =3D <1>; #reset-cells =3D <1>; #power-domain-cells =3D <1>; --=20 2.34.1 From nobody Fri Jun 19 07:56:30 2026 Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 217F7416D15 for ; Mon, 15 Jun 2026 16:57:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE Unless CX is declared as the power-domain of GCC, votes (power and performance) on the GDSCs it provides will not propagate to the CX, which might result in under-voltage conditions. Add the missing power-domains property to associate GCC with RPMHPD_CX. Fixes: d2350377997f ("arm64: dts: qcom: add initial SM8650 dtsi") Reviewed-by: Konrad Dybcio Reviewed-by: Abel Vesa Signed-off-by: Neil Armstrong --- arch/arm64/boot/dts/qcom/sm8650.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qco= m/sm8650.dtsi index 160ead25ecf7..8365e97436d6 100644 --- a/arch/arm64/boot/dts/qcom/sm8650.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi @@ -1963,6 +1963,8 @@ gcc: clock-controller@100000 { <&ufs_mem_phy 2>, <&usb_dp_qmpphy QMP_USB43DP_USB3_PIPE_CLK>; =20 + power-domains =3D <&rpmhpd RPMHPD_CX>; + #clock-cells =3D <1>; #reset-cells =3D <1>; #power-domain-cells =3D <1>; --=20 2.34.1