From: Linus Walleij <linus.walleij@linaro.org> To: linux-arm-kernel@lists.infradead.org, Imre Kaloz <kaloz@openwrt.org>, Krzysztof Halasa <khalasa@piap.pl> Cc: devicetree@vger.kernel.org, Jason Cooper <jason@lakedaemon.net>, Arnd Bergmann <arnd@arndb.de>, Marc Zyngier <marc.zyngier@arm.com>, Tim Harvey <tharvey@gateworks.com>, Olof Johansson <olof@lixom.net>, Thomas Gleixner <tglx@linutronix.de>, Linus Walleij <linus.walleij@linaro.org> Subject: [PATCH 09/17 v1] irqchip: ixp4xx: Add DT bindings Date: Sun, 3 Feb 2019 22:41:57 +0100 [thread overview] Message-ID: <20190203214205.13594-10-linus.walleij@linaro.org> (raw) In-Reply-To: <20190203214205.13594-1-linus.walleij@linaro.org> This adds device tree bindings for the IXP4xx interrupt controller. It's a standard 2-cell controller. Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: Jason Cooper <jason@lakedaemon.net> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: devicetree@vger.kernel.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- irqchip maintainers: I am requesting an ACK for this once you're happy with the bindings, as I intend to merge all of this IXP4xx rework through ARM SoC. --- .../intel,ixp4xx-interrupt.txt | 33 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt diff --git a/Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt b/Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt new file mode 100644 index 000000000000..70ee93b9a6c0 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt @@ -0,0 +1,33 @@ +* Intel IXP4xx XScale Networking Processors Interrupt Controller + +This interrupt controller is found in the Intel IXP4xx processors. +Some processors have 32 interrupts, some have up to 64 interrupts. +The exact number of interrupts is determined from the compatible +string. + +The distinct IXP4xx families with different interrupt controller +variations are IXP42x, IXP43x, IXP45x and IXP46x. Those four +families were the only ones to reach the developer and consumer +market. + +Required properties: +- compatible: must be one of + "intel,ixp42x-interrupt" + "intel,ixp43x-interrupt" + "intel,ixp45x-interrupt" + "intel,ixp46x-interrupt" +- reg: The register bank for the interrupt controller. +- interrupt-controller: Identifies the node as an interrupt controller +- #interrupt-cells: The number of cells to define the interrupts. + Must be <2>. The bindings follows the standard binding for controllers + with two cells specified in + interrupt-controller/interrupts.txt + +Example: + +intcon: interrupt-controller@c8003000 { + compatible = "intel,ixp43x-interrupt"; + reg = <0xc8003000 0x100>; + interrupt-controller; + #interrupt-cells = <2>; +}; diff --git a/MAINTAINERS b/MAINTAINERS index a2fb67b75026..ec318f09540c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1650,6 +1650,7 @@ M: Imre Kaloz <kaloz@openwrt.org> M: Krzysztof Halasa <khalasa@piap.pl> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained +F: Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt F: arch/arm/mach-ixp4xx/ F: drivers/clocksource/timer-ixp4xx.c F: drivers/gpio/gpio-ixp4xx.c -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Linus Walleij <linus.walleij@linaro.org> To: linux-arm-kernel@lists.infradead.org, Imre Kaloz <kaloz@openwrt.org>, Krzysztof Halasa <khalasa@piap.pl> Cc: devicetree@vger.kernel.org, Jason Cooper <jason@lakedaemon.net>, Arnd Bergmann <arnd@arndb.de>, Marc Zyngier <marc.zyngier@arm.com>, Tim Harvey <tharvey@gateworks.com>, Olof Johansson <olof@lixom.net>, Thomas Gleixner <tglx@linutronix.de>, Linus Walleij <linus.walleij@linaro.org> Subject: [PATCH 09/17 v1] irqchip: ixp4xx: Add DT bindings Date: Sun, 3 Feb 2019 22:41:57 +0100 [thread overview] Message-ID: <20190203214205.13594-10-linus.walleij@linaro.org> (raw) In-Reply-To: <20190203214205.13594-1-linus.walleij@linaro.org> This adds device tree bindings for the IXP4xx interrupt controller. It's a standard 2-cell controller. Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: Jason Cooper <jason@lakedaemon.net> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: devicetree@vger.kernel.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- irqchip maintainers: I am requesting an ACK for this once you're happy with the bindings, as I intend to merge all of this IXP4xx rework through ARM SoC. --- .../intel,ixp4xx-interrupt.txt | 33 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt diff --git a/Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt b/Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt new file mode 100644 index 000000000000..70ee93b9a6c0 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt @@ -0,0 +1,33 @@ +* Intel IXP4xx XScale Networking Processors Interrupt Controller + +This interrupt controller is found in the Intel IXP4xx processors. +Some processors have 32 interrupts, some have up to 64 interrupts. +The exact number of interrupts is determined from the compatible +string. + +The distinct IXP4xx families with different interrupt controller +variations are IXP42x, IXP43x, IXP45x and IXP46x. Those four +families were the only ones to reach the developer and consumer +market. + +Required properties: +- compatible: must be one of + "intel,ixp42x-interrupt" + "intel,ixp43x-interrupt" + "intel,ixp45x-interrupt" + "intel,ixp46x-interrupt" +- reg: The register bank for the interrupt controller. +- interrupt-controller: Identifies the node as an interrupt controller +- #interrupt-cells: The number of cells to define the interrupts. + Must be <2>. The bindings follows the standard binding for controllers + with two cells specified in + interrupt-controller/interrupts.txt + +Example: + +intcon: interrupt-controller@c8003000 { + compatible = "intel,ixp43x-interrupt"; + reg = <0xc8003000 0x100>; + interrupt-controller; + #interrupt-cells = <2>; +}; diff --git a/MAINTAINERS b/MAINTAINERS index a2fb67b75026..ec318f09540c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1650,6 +1650,7 @@ M: Imre Kaloz <kaloz@openwrt.org> M: Krzysztof Halasa <khalasa@piap.pl> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained +F: Documentation/devicetree/bindings/interrupt-controller/intel,ixp4xx-interrupt.txt F: arch/arm/mach-ixp4xx/ F: drivers/clocksource/timer-ixp4xx.c F: drivers/gpio/gpio-ixp4xx.c -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-02-03 21:41 UTC|newest] Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-02-03 21:41 [PATCH 00/17 v1] ARM: ixp4xx: Modernize and DT support Linus Walleij 2019-02-03 21:41 ` [PATCH 01/17 v1] ARM: ixp4xx: Convert to MULTI_IRQ_HANDLER Linus Walleij 2019-02-03 21:41 ` [PATCH 02/17 v1] ARM: ixp4xx: Pass IRQ resource to beeper Linus Walleij 2019-02-03 21:41 ` [PATCH 03/17 v1] ARM: ixp4xx: Convert to SPARSE_IRQ Linus Walleij 2019-02-03 21:41 ` [PATCH 04/17 v1] irqchip: Add driver for IXP4xx Linus Walleij 2019-02-11 15:30 ` Marc Zyngier 2019-02-11 20:58 ` Linus Walleij 2019-02-11 22:11 ` Marc Zyngier 2019-02-18 7:06 ` Krzysztof Hałasa 2019-02-18 7:16 ` Linus Walleij 2019-02-18 7:35 ` Krzysztof Hałasa 2019-02-18 9:40 ` Arnd Bergmann 2019-02-18 12:03 ` Krzysztof Hałasa 2019-02-18 12:44 ` Arnd Bergmann 2019-02-19 6:51 ` Krzysztof Hałasa 2019-02-19 9:46 ` Arnd Bergmann 2019-02-20 7:35 ` Krzysztof Hałasa 2019-02-18 9:18 ` Arnd Bergmann 2019-02-03 21:41 ` [PATCH 05/17 v1] gpio: ixp4xx: Add driver for the IXP4xx GPIO Linus Walleij 2019-02-06 16:03 ` Bartosz Golaszewski 2019-02-21 8:50 ` Linus Walleij 2019-02-03 21:41 ` [PATCH 06/17 v1] ARM: ixp4xx: Switch to use new IRQ+GPIO drivers Linus Walleij 2019-02-03 21:41 ` [PATCH 07/17 v1] clocksource/drivers/ixp4xx: Add driver Linus Walleij 2019-02-03 21:41 ` [PATCH 08/17 v1] ARM: ixp4xx: Switch to use new timer driver Linus Walleij 2019-02-03 21:41 ` Linus Walleij [this message] 2019-02-03 21:41 ` [PATCH 09/17 v1] irqchip: ixp4xx: Add DT bindings Linus Walleij 2019-02-18 21:25 ` Rob Herring 2019-02-18 21:25 ` Rob Herring 2019-02-03 21:41 ` [PATCH 10/17 v1] irqchip: ixp4xx: Add OF initialization support Linus Walleij 2019-02-03 21:41 ` [PATCH 11/17 v1] clocksource/drivers/ixp4xx: Add DT bindings Linus Walleij 2019-02-03 21:41 ` Linus Walleij 2019-02-18 21:26 ` Rob Herring 2019-02-18 21:26 ` Rob Herring 2019-02-18 22:10 ` Daniel Lezcano 2019-02-03 21:42 ` [PATCH 12/17 v1] clocksource/drivers/ixp4xx: Add OF initialization support Linus Walleij 2019-02-11 11:26 ` Daniel Lezcano 2019-02-03 21:42 ` [PATCH 13/17 v1] gpio: ixp4xx: Add DT bindings Linus Walleij 2019-02-03 21:42 ` Linus Walleij 2019-02-06 16:05 ` Bartosz Golaszewski 2019-02-18 21:27 ` Rob Herring 2019-02-18 21:27 ` Rob Herring 2019-02-03 21:42 ` [PATCH 14/17 v1] gpio: ixp4xx: Add OF probing support Linus Walleij 2019-02-06 16:13 ` Bartosz Golaszewski 2019-02-21 8:55 ` Linus Walleij 2019-02-03 21:42 ` [PATCH 15/17 v1] ARM: ixp4xx: Add DT bindings Linus Walleij 2019-02-03 21:42 ` Linus Walleij 2019-02-04 15:16 ` Rob Herring 2019-02-04 15:16 ` Rob Herring 2019-02-08 19:37 ` Linus Walleij 2019-02-08 19:37 ` Linus Walleij 2019-02-03 21:42 ` [PATCH 16/17 v1] ARM: ixp4xx: Add device tree boot support Linus Walleij 2019-02-03 21:42 ` [PATCH 17/17 v1] RFC: ARM: dts: Add some initial IXP4xx device trees Linus Walleij
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