From mboxrd@z Thu Jan 1 00:00:00 1970 From: carlo@caione.org (Carlo Caione) Date: Mon, 25 May 2015 13:00:41 +0200 Subject: [PATCH 2/2] pinctrl: dt-binding: Extend meson documentation with GPIO IRQs support In-Reply-To: <1432551641-3256-1-git-send-email-carlo@caione.org> References: <1432551641-3256-1-git-send-email-carlo@caione.org> Message-ID: <1432551641-3256-3-git-send-email-carlo@caione.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Beniamino Galvani Extend the pinctrl binding documentation with the support for external GPIO interrupts. Signed-off-by: Carlo Caione Signed-off-by: Beniamino Galvani --- Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt index 3f6a524..56743eb 100644 --- a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt @@ -3,6 +3,12 @@ Required properties for the root node: - compatible: "amlogic,meson8-pinctrl" or "amlogic,meson8b-pinctrl" - reg: address and size of registers controlling irq functionality + - reg-names: should be "irq" + - interrupt-controller: marks the device node as an interrupt controller + - #interrupt-cells: should be 2. The first cell is the GPIO number. The + second cell is used to specify trigger type. + - interrupts: specifies the GPIO IRQ numbers on the GIC (GPIO_IRQ#) + - interrupt-parent: specifies the parent interrupt controller. === GPIO sub-nodes === @@ -46,7 +52,13 @@ pinctrl-bindings.txt pinctrl: pinctrl at c1109880 { compatible = "amlogic,meson8-pinctrl"; + reg-names = "irq"; reg = <0xc1109880 0x10>; + interrupt-parent = <&gic>; + interrupts = <0 64 1>, <0 65 1>, <0 66 1>, <0 67 1>, + <0 68 1>, <0 69 1>, <0 70 1>, <0 71 1>; + interrupt-controller; + #interrupt-cells = <2>; #address-cells = <1>; #size-cells = <1>; ranges; -- 1.9.1