Messages in this thread | | | From | Joakim Zhang <> | Subject | RE: [PATCH V3 1/2] dt-bindings/irq: add binding for NXP INTMUX interrupt multiplexer | Date | Fri, 20 Dec 2019 07:44:48 +0000 |
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> -----Original Message----- > From: Joakim Zhang <qiangqing.zhang@nxp.com> > Sent: 2019年12月20日 15:37 > To: maz@kernel.org; tglx@linutronix.de; jason@lakedaemon.net; > robh+dt@kernel.org; mark.rutland@arm.com; shawnguo@kernel.org; > s.hauer@pengutronix.de > Cc: kernel@pengutronix.de; dl-linux-imx <linux-imx@nxp.com>; > linux-kernel@vger.kernel.org; Andy Duan <fugang.duan@nxp.com>; > linux-arm-kernel@lists.infradead.org; Joakim Zhang > <qiangqing.zhang@nxp.com> > Subject: [PATCH V3 1/2] dt-bindings/irq: add binding for NXP INTMUX interrupt > multiplexer > > This patch adds the DT bindings for the NXP INTMUX interrupt multiplexer for > i.MX8 family SoCs. > > Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com> > --- > .../interrupt-controller/fsl,intmux.txt | 36 +++++++++++++++++++ > 1 file changed, 36 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..3ebe9cac5f20 > --- /dev/null > +++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux. > +++ txt > @@ -0,0 +1,36 @@ > +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 2. > + - the 1st cell: hardware interrupt number > + - the 2nd cell: channel index, value must smaller than channels used > + > +Optional properties: > + > +- fsl,intmux_chans: The number of channels used for interrupt source. > +The > + Maximum value is 8. If this property is not set in DT then driver > +uses > + 1 channel by default. > + > +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>; Hi Marc,
I am so sorry, this should be #interrupt-cells = <2>, will correct it in next version.
Best Regards, Joakim Zhang > + }; > + > -- > 2.17.1
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