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Mon, 30 Mar 2026 04:01:57 -0700 (PDT) From: Khushal Chitturi To: sre@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, ulli.kroll@googlemail.com, linusw@kernel.org Cc: daniel.baluta@nxp.com, simona.toaca@nxp.com, d-gole@ti.com, m-chawdhry@ti.com, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Khushal Chitturi Subject: [PATCH v3 1/2] dt-bindings: power: reset: cortina,gemini-power-controller: convert to DT schema Date: Mon, 30 Mar 2026 16:31:34 +0530 Message-ID: <20260330110135.10316-2-khushalchitturi@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260330110135.10316-1-khushalchitturi@gmail.com> References: <20260330110135.10316-1-khushalchitturi@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Convert the Cortina Systems Gemini Poweroff Controller bindings to DT schema. Signed-off-by: Khushal Chitturi Reviewed-by: Krzysztof Kozlowski --- Changelog: v2 -> v3: - Used generic node name "poweroff" instead of "gemini-poweroff". v1 -> v2: - Renamed the node from "power-controller" to "gemini-poweroff" to resolve = dtschema warnings. Note: * This patch series is part of the GSoC2026 application process for device = tree bindings conversions * https://github.com/LinuxFoundationGSoC/ProjectIdeas/wiki/GSoC-2026-Device= -Tree-Bindings .../cortina,gemini-power-controller.yaml | 42 +++++++++++++++++++ .../bindings/power/reset/gemini-poweroff.txt | 17 -------- 2 files changed, 42 insertions(+), 17 deletions(-) create mode 100644 Documentation/devicetree/bindings/power/reset/cortina,g= emini-power-controller.yaml delete mode 100644 Documentation/devicetree/bindings/power/reset/gemini-po= weroff.txt diff --git a/Documentation/devicetree/bindings/power/reset/cortina,gemini-p= ower-controller.yaml b/Documentation/devicetree/bindings/power/reset/cortin= a,gemini-power-controller.yaml new file mode 100644 index 000000000000..ef5e04f86be1 --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/cortina,gemini-power-co= ntroller.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/reset/cortina,gemini-power-contro= ller.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cortina Systems Gemini Poweroff Controller + +maintainers: + - Linus Walleij + +description: | + The Gemini power controller is a dedicated IP block in the Cortina Gemin= i SoC that + controls system power-down operations. + +properties: + compatible: + const: cortina,gemini-power-controller + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include + + poweroff@4b000000 { + compatible =3D "cortina,gemini-power-controller"; + reg =3D <0x4b000000 0x100>; + interrupts =3D <26 IRQ_TYPE_EDGE_FALLING>; + }; +... diff --git a/Documentation/devicetree/bindings/power/reset/gemini-poweroff.= txt b/Documentation/devicetree/bindings/power/reset/gemini-poweroff.txt deleted file mode 100644 index 7fec3e100214..000000000000 --- a/Documentation/devicetree/bindings/power/reset/gemini-poweroff.txt +++ /dev/null @@ -1,17 +0,0 @@ -* Device-Tree bindings for Cortina Systems Gemini Poweroff - -This is a special IP block in the Cortina Gemini SoC that only -deals with different ways to power the system down. - -Required properties: -- compatible: should be "cortina,gemini-power-controller" -- reg: should contain the physical memory base and size -- interrupts: should contain the power management interrupt - -Example: - -power-controller@4b000000 { - compatible =3D "cortina,gemini-power-controller"; - reg =3D <0x4b000000 0x100>; - interrupts =3D <26 IRQ_TYPE_EDGE_FALLING>; -}; --=20 2.53.0 From nobody Thu Apr 2 06:09:55 2026 Received: from mail-pl1-f180.google.com (mail-pl1-f180.google.com [209.85.214.180]) (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 A9C6B3C13F5 for ; 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Mon, 30 Mar 2026 04:02:06 -0700 (PDT) Received: from snowman ([2401:4900:646d:9a6e:3eae:13fa:fe3c:864]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b24279113fsm77701375ad.60.2026.03.30.04.02.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Mar 2026 04:02:06 -0700 (PDT) From: Khushal Chitturi To: sre@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, ulli.kroll@googlemail.com, linusw@kernel.org Cc: daniel.baluta@nxp.com, simona.toaca@nxp.com, d-gole@ti.com, m-chawdhry@ti.com, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Khushal Chitturi Subject: [PATCH v3 2/2] ARM: dts: gemini: Rename power controller node to poweroff Date: Mon, 30 Mar 2026 16:31:35 +0530 Message-ID: <20260330110135.10316-3-khushalchitturi@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260330110135.10316-1-khushalchitturi@gmail.com> References: <20260330110135.10316-1-khushalchitturi@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Update the node name for the Cortina Gemini power controller from power-controller to poweroff since node "power controller" is reserved for power domain controller. Signed-off-by: Khushal Chitturi Reviewed-by: Krzysztof Kozlowski --- Changelog: v2 -> v3: - Used generic node name "poweroff" instead of "gemini-poweroff". arch/arm/boot/dts/gemini/gemini.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/gemini/gemini.dtsi b/arch/arm/boot/dts/gemin= i/gemini.dtsi index befe322bd7de..910faabf76ef 100644 --- a/arch/arm/boot/dts/gemini/gemini.dtsi +++ b/arch/arm/boot/dts/gemini/gemini.dtsi @@ -228,7 +228,7 @@ intcon: interrupt-controller@48000000 { #interrupt-cells =3D <2>; }; =20 - power-controller@4b000000 { + poweroff@4b000000 { compatible =3D "cortina,gemini-power-controller"; reg =3D <0x4b000000 0x100>; interrupts =3D <26 IRQ_TYPE_EDGE_RISING>; --=20 2.53.0