From patchwork Thu Dec 28 06:08:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: James Tai X-Patchwork-Id: 759075 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) (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 9F29423A2; Thu, 28 Dec 2023 06:09:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=realtek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=realtek.com X-SpamFilter-By: ArmorX SpamTrap 5.78 with qID 3BS690Dl81766919, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.95/5.92) with ESMTPS id 3BS690Dl81766919 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 28 Dec 2023 14:09:00 +0800 Received: from RTEXMBS03.realtek.com.tw (172.21.6.96) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2375.32; Thu, 28 Dec 2023 14:09:01 +0800 Received: from james-bs01.realtek.com.tw (172.21.190.247) by RTEXMBS03.realtek.com.tw (172.21.6.96) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.35; Thu, 28 Dec 2023 14:09:00 +0800 From: James Tai To: Thomas Gleixner , Marc Zyngier , "Rob Herring" , Krzysztof Kozlowski , Conor Dooley , James Tai CC: , Subject: [PATCH v4 1/6] dt-bindings: interrupt-controller: Add support for Realtek DHC SoCs Date: Thu, 28 Dec 2023 14:08:20 +0800 Message-ID: <20231228060825.1380439-2-james.tai@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231228060825.1380439-1-james.tai@realtek.com> References: <20231228060825.1380439-1-james.tai@realtek.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: RTEXH36505.realtek.com.tw (172.21.6.25) To RTEXMBS03.realtek.com.tw (172.21.6.96) X-KSE-ServerInfo: RTEXMBS03.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: fallback X-KSE-Antivirus-Interceptor-Info: fallback X-KSE-AntiSpam-Interceptor-Info: fallback Add the YAML documentation for Realtek DHC (Digital Home Center) SoCs. Signed-off-by: James Tai --- CC: Thomas Gleixner CC: Marc Zyngier CC: Rob Herring CC: Krzysztof Kozlowski CC: Conor Dooley CC: linux-kernel@vger.kernel.org CC: devicetree@vger.kernel.org v3 to v4 change: - Adjusted the allOf block to add constraints on the interrupts per variant v2 to v3 change: - Retested the bindings using the new version of the dtschema - Fixed the order of property items - Removed redundant files and replaced them with 'realtek,intc.yaml' - Replaced 'interrupts-extended' with 'interrupts' - Added a description for 'interrupts' - Reduced the example code v1 to v2 change: - Tested the bindings using 'make dt_binding_check' - Fixed code style issues .../interrupt-controller/realtek,intc.yaml | 131 ++++++++++++++++++ 1 file changed, 131 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/realtek,intc.yaml diff --git a/Documentation/devicetree/bindings/interrupt-controller/realtek,intc.yaml b/Documentation/devicetree/bindings/interrupt-controller/realtek,intc.yaml new file mode 100644 index 000000000000..d3e4919850cc --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/realtek,intc.yaml @@ -0,0 +1,131 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/realtek,intc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Realtek DHC SoCs Interrupt Controller + +maintainers: + - James Tai + +description: + This interrupt controller is a component of Realtek DHC (Digital Home Center) + SoCs and is designed to receive interrupts from peripheral devices. + + Each DHC SoC has two sets of interrupt controllers, each capable of + handling up to 32 interrupts. + +properties: + compatible: + enum: + - realtek,rtd1319-intc-iso + - realtek,rtd1319-intc-misc + - realtek,rtd1319d-intc-iso + - realtek,rtd1319d-intc-misc + - realtek,rtd1325-intc-iso + - realtek,rtd1325-intc-misc + - realtek,rtd1619b-intc-iso + - realtek,rtd1619b-intc-misc + + reg: + maxItems: 1 + + interrupt-controller: true + + '#interrupt-cells': + const: 1 + + '#address-cells': + const: 0 + + interrupts: + minItems: 1 + maxItems: 3 + description: + Contains the GIC SPI IRQs mapped to the external interrupt lines. + +required: + - compatible + - reg + - interrupt-controller + - '#interrupt-cells' + - '#address-cells' + - interrupts + +additionalProperties: false + +allOf: + - $ref: /schemas/interrupt-controller.yaml# + - if: + properties: + compatible: + enum: + - realtek,rtd1319-intc-iso + then: + properties: + interrupts: + minItems: 1 + items: + - description: isolation irqs + - description: rtc irq + - if: + properties: + compatible: + enum: + - realtek,rtd1319d-intc-iso + - realtek,rtd1325-intc-iso + - realtek,rtd1619b-intc-iso + then: + properties: + interrupts: + minItems: 1 + items: + - description: isolation irqs + - description: watchdog irq + - if: + properties: + compatible: + enum: + - realtek,rtd1319-intc-misc + then: + properties: + interrupts: + minItems: 3 + items: + - description: miscellaneous irqs + - description: watchdog irq + - description: uart1 irq + - description: uart2 irq + - if: + properties: + compatible: + enum: + - realtek,rtd1319d-intc-misc + - realtek,rtd1325-intc-misc + - realtek,rtd1619b-intc-misc + then: + properties: + interrupts: + minItems: 2 + items: + - description: miscellaneous irqs + - description: uart1 irq + - description: uart2 irq + +examples: + - | + #include + #include + + realtek_iso_intc: interrupt-controller@40 { + compatible = "realtek,rtd1319-intc-iso"; + reg = <0x00 0x40>; + interrupt-parent = <&gic>; + interrupts = , + ; + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; +...