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Wed, 08 Mar 2023 15:09:35 -0800 (PST) Received: from localhost ([136.49.140.41]) by smtp.gmail.com with ESMTPSA id q24-20020a05683031b800b0068bc48c61a5sm6976067ots.19.2023.03.08.15.09.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Mar 2023 15:09:34 -0800 (PST) From: Sam Protsenko To: Krzysztof Kozlowski , Rob Herring Cc: Alim Akhtar , Marek Szyprowski , Chanwoo Choi , Chanho Park , David Virag , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/6] dt-bindings: power: pd-samsung: Allow pd nodes to be children of PMU Date: Wed, 8 Mar 2023 17:09:27 -0600 Message-Id: <20230308230931.27261-3-semen.protsenko@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230308230931.27261-1-semen.protsenko@linaro.org> References: <20230308230931.27261-1-semen.protsenko@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230308_150942_273298_A619CAB9 X-CRM114-Status: GOOD ( 12.93 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Introduce a new "samsung,pd-index" property to choose a specific power domain. This way it would be possible to avoid specifying any addresses in power domain nodes, relying solely on syscon regmap from the parent node (which should be a PMU system controller). Therefore the "reg" property is deprecated now, as it's more logical to describe power domains as children of PMU node, because PD registers reside in the PMU area. Signed-off-by: Sam Protsenko --- .../devicetree/bindings/power/pd-samsung.yaml | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/power/pd-samsung.yaml b/Documentation/devicetree/bindings/power/pd-samsung.yaml index a353a705292c..73178b1a56ea 100644 --- a/Documentation/devicetree/bindings/power/pd-samsung.yaml +++ b/Documentation/devicetree/bindings/power/pd-samsung.yaml @@ -25,6 +25,10 @@ properties: reg: maxItems: 1 + deprecated: true + description: + Physical base address and length of Power Domains area (if not a child of + PMU). clocks: deprecated: true @@ -45,10 +49,15 @@ properties: power-domains: maxItems: 1 + samsung,pd-index: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Power domain index (if a child of PMU). Valid values are defined in:: + "include/dt-bindings/power/samsung,exynos850-power.h" - for Exynos850 + required: - compatible - "#power-domain-cells" - - reg unevaluatedProperties: false