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[153.199.2.183]) by smtp.googlemail.com with ESMTPSA id fv21sm2583142pjb.16.2020.08.05.04.01.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Aug 2020 04:01:24 -0700 (PDT) From: Daniel Palmer To: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, tglx@linutronix.de, jason@lakedaemon.net, maz@kernel.org, robh+dt@kernel.org, arnd@arndb.de, Daniel Palmer Subject: [PATCH 1/3] dt: bindings: interrupt-controller: Add binding description for msc313-intc Date: Wed, 5 Aug 2020 20:00:50 +0900 Message-Id: <20200805110052.2655487-2-daniel@0x0f.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200805110052.2655487-1-daniel@0x0f.com> References: <20200805110052.2655487-1-daniel@0x0f.com> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Adds a YAML description of the binding for the msc313-intc. Signed-off-by: Daniel Palmer --- .../mstar,msc313-intc.yaml | 79 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 80 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml diff --git a/Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml b/Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml new file mode 100644 index 000000000000..e256887aa847 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2020 thingy.jp. +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/interrupt-controller/mstar,msc313-intc.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: MStar/SigmaStar ARMv7 SoC Interrupt Controller Device Tree Bindings + +maintainers: + - Daniel Palmer + +allOf: + - $ref: /schemas/interrupt-controller.yaml# + +properties: + "#interrupt-cells": + const: 2 + + compatible: + enum: + - mstar,msc313-intc-irq + - mstar,msc313-intc-fiq + + reg: + maxItems: 1 + + interrupt-controller: true + + mstar,gic-offset: + description: + Offset added to the intc irq number to get the parent GIC irq. + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - minimum: 0 + maximum: 255 + + mstar,nr-interrupts: + description: + Number of interrupt lines this intc has. + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - minimum: 1 + maximum: 64 + +required: + - "#interrupt-cells" + - compatible + - reg + - interrupt-controller + - mstar,gic-offset + - mstar,nr-interrupts + +additionalProperties: false + +examples: + - | + intc_fiq: intc@201310 { + compatible = "mstar,msc313-intc-fiq"; + interrupt-controller; + reg = <0x201310 0x40>; + #interrupt-cells = <2>; + interrupt-parent = <&gic>; + mstar,gic-offset = <96>; + mstar,nr-interrupts = <32>; + }; + + - | + intc_irq: intc@201350 { + compatible = "mstar,msc313-intc-irq"; + interrupt-controller; + reg = <0x201350 0x40>; + #interrupt-cells = <2>; + interrupt-parent = <&gic>; + mstar,gic-offset = <32>; + mstar,nr-interrupts = <64>; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index c8e8232c65da..6e64d17aad7b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2152,6 +2152,7 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained W: http://linux-chenxing.org/ F: Documentation/devicetree/bindings/arm/mstar/* +F: Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml F: arch/arm/boot/dts/infinity*.dtsi F: arch/arm/boot/dts/mercury*.dtsi F: arch/arm/boot/dts/mstar-v7.dtsi