From: Joakim Zhang <qiangqing.zhang@nxp.com> To: tglx@linutronix.de, jason@lakedaemon.net, maz@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de, shengjiu.wang@nxp.com Cc: kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, fugang.duan@nxp.com, aisheng.dong@nxp.com, Joakim Zhang <qiangqing.zhang@nxp.com> Subject: [PATCH 1/3] dt-bindings/irq: add binding for NXP INTMUX interrupt multiplexer Date: Wed, 18 Dec 2019 15:20:13 +0800 [thread overview] Message-ID: <1576653615-27954-2-git-send-email-qiangqing.zhang@nxp.com> (raw) In-Reply-To: <1576653615-27954-1-git-send-email-qiangqing.zhang@nxp.com> This patch adds the DT bindings for the NXP INTMUX interrupt multiplexer found in the i.MX8 family SoCs. Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> --- .../interrupt-controller/fsl,intmux.txt | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt diff --git a/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt new file mode 100644 index 000000000000..be3c6848f36c --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt @@ -0,0 +1,34 @@ +Freescale INTMUX interrupt multiplexer + +Required properties: + +- compatible: Should be: + - "fsl,imx-intmux" +- reg: Physical base address and size of registers. +- interrupts: Should contain the parent interrupt lines (up to 8) used to + multiplex the input interrupts. +- clocks: Should contain one clock for entry in clock-names. +- clock-names: + - "ipg": main logic clock +- interrupt-controller: Identifies the node as an interrupt controller. +- #interrupt-cells: Specifies the number of cells needed to encode an + interrupt source. The value must be 1. + +Optional properties: + +- fsl,intmux_chans: The number of channels used for interrupt source. The + Maximum value is 8. + +Example: + + intmux@37400000 { + compatible = "fsl,imx-intmux"; + reg = <0x37400000 0x1000>; + interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX8QM_CM40_IPG_CLK>; + clock-names = "ipg"; + interrupt-controller; + #interrupt-cells = <1>; + fsl,intmux_chans = <1>; + }; + -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Joakim Zhang <qiangqing.zhang@nxp.com> To: tglx@linutronix.de, jason@lakedaemon.net, maz@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de, shengjiu.wang@nxp.com Cc: aisheng.dong@nxp.com, devicetree@vger.kernel.org, fugang.duan@nxp.com, linux-kernel@vger.kernel.org, Joakim Zhang <qiangqing.zhang@nxp.com>, linux-imx@nxp.com, kernel@pengutronix.de, festevam@gmail.com, linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/3] dt-bindings/irq: add binding for NXP INTMUX interrupt multiplexer Date: Wed, 18 Dec 2019 15:20:13 +0800 [thread overview] Message-ID: <1576653615-27954-2-git-send-email-qiangqing.zhang@nxp.com> (raw) In-Reply-To: <1576653615-27954-1-git-send-email-qiangqing.zhang@nxp.com> This patch adds the DT bindings for the NXP INTMUX interrupt multiplexer found in the i.MX8 family SoCs. Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> --- .../interrupt-controller/fsl,intmux.txt | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt diff --git a/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt new file mode 100644 index 000000000000..be3c6848f36c --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.txt @@ -0,0 +1,34 @@ +Freescale INTMUX interrupt multiplexer + +Required properties: + +- compatible: Should be: + - "fsl,imx-intmux" +- reg: Physical base address and size of registers. +- interrupts: Should contain the parent interrupt lines (up to 8) used to + multiplex the input interrupts. +- clocks: Should contain one clock for entry in clock-names. +- clock-names: + - "ipg": main logic clock +- interrupt-controller: Identifies the node as an interrupt controller. +- #interrupt-cells: Specifies the number of cells needed to encode an + interrupt source. The value must be 1. + +Optional properties: + +- fsl,intmux_chans: The number of channels used for interrupt source. The + Maximum value is 8. + +Example: + + intmux@37400000 { + compatible = "fsl,imx-intmux"; + reg = <0x37400000 0x1000>; + interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX8QM_CM40_IPG_CLK>; + clock-names = "ipg"; + interrupt-controller; + #interrupt-cells = <1>; + fsl,intmux_chans = <1>; + }; + -- 2.17.1 _______________________________________________ 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:[~2019-12-18 7:23 UTC|newest] Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-12-18 7:20 [PATCH 0/3] drivers/irqchip: Add NXP INTMUX interrupt Joakim Zhang 2019-12-18 7:20 ` Joakim Zhang 2019-12-18 7:20 ` Joakim Zhang [this message] 2019-12-18 7:20 ` [PATCH 1/3] dt-bindings/irq: add binding for NXP INTMUX interrupt multiplexer Joakim Zhang 2019-12-18 9:45 ` Marc Zyngier 2019-12-18 9:45 ` Marc Zyngier 2019-12-18 10:21 ` Joakim Zhang 2019-12-18 10:21 ` Joakim Zhang 2019-12-18 11:34 ` Joakim Zhang 2019-12-18 11:34 ` Joakim Zhang 2019-12-18 11:49 ` Marc Zyngier 2019-12-18 11:49 ` Marc Zyngier 2019-12-18 7:20 ` [PATCH 2/3] drivers/irqchip: add NXP INTMUX interrupt multiplexer support Joakim Zhang 2019-12-18 7:20 ` Joakim Zhang 2019-12-18 9:37 ` Marc Zyngier 2019-12-18 9:37 ` Marc Zyngier 2019-12-18 10:11 ` Joakim Zhang 2019-12-18 10:11 ` Joakim Zhang 2019-12-18 7:20 ` [PATCH 3/3] drivers/irqchip: enable INTMUX interrupt controller driver Joakim Zhang 2019-12-18 7:20 ` Joakim Zhang 2019-12-18 9:40 ` Marc Zyngier 2019-12-18 9:40 ` Marc Zyngier 2019-12-18 10:11 ` Joakim Zhang 2019-12-18 10:11 ` Joakim Zhang
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