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[176.72.34.211]) by smtp.gmail.com with ESMTPSA id o8-20020a2ebd88000000b0024f3d1daeccsm194460ljq.84.2022.05.18.05.11.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 May 2022 05:11:10 -0700 (PDT) From: Vladimir Zapolskiy To: Robert Foss , Todor Tomov , Andy Gross , Bjorn Andersson Cc: Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH 1/2] media: dt-bindings: media: sm8250-camss: Add power-domain-names property Date: Wed, 18 May 2022 15:11:03 +0300 Message-Id: <20220518121104.951621-2-vladimir.zapolskiy@linaro.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20220518121104.951621-1-vladimir.zapolskiy@linaro.org> References: <20220518121104.951621-1-vladimir.zapolskiy@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org QCOM SM8250 camera subsystem depends on three power domains, at the moment all of them are not differentiated one from another, however the power domains compose a hierarchical structure with vfe0 and vfe1 as subdomains of titan_top, also managing vfe0 and vfe1 separately allows to get more fine-grained power control in runtime. Signed-off-by: Vladimir Zapolskiy --- .../devicetree/bindings/media/qcom,sm8250-camss.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/media/qcom,sm8250-camss.yaml b/Documentation/devicetree/bindings/media/qcom,sm8250-camss.yaml index 07a2af12f37d..1ef7ea985ce2 100644 --- a/Documentation/devicetree/bindings/media/qcom,sm8250-camss.yaml +++ b/Documentation/devicetree/bindings/media/qcom,sm8250-camss.yaml @@ -103,6 +103,12 @@ properties: - description: IFE1 GDSC - Image Front End, Global Distributed Switch Controller. - description: Titan GDSC - Titan ISP Block, Global Distributed Switch Controller. + power-domain-names: + items: + - const: vfe0 + - const: vfe1 + - const: titan_top + ports: $ref: /schemas/graph.yaml#/properties/ports @@ -361,6 +367,7 @@ examples: power-domains = <&camcc IFE_0_GDSC>, <&camcc IFE_1_GDSC>, <&camcc TITAN_TOP_GDSC>; + power-domain-names = "vfe0", "vfe1", "titan_top"; clocks = <&gcc GCC_CAMERA_AHB_CLK>, <&gcc GCC_CAMERA_HF_AXI_CLK>,