diff options
| author | Shawn Guo <shawn.guo@linaro.org> | 2012-05-04 14:32:35 +0800 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2012-05-12 13:32:19 +0800 |
| commit | ce4c6f9b5987ac9402788c518bc5bd8b8572aa1e (patch) | |
| tree | b065be1ed1491eccc226ae9b0e000cfb203331ee /arch/arm/boot/dts/imx23.dtsi | |
| parent | 4052d45e800ce33e1993fb70604941547ed73d26 (diff) | |
| download | op-kernel-dev-ce4c6f9b5987ac9402788c518bc5bd8b8572aa1e.zip op-kernel-dev-ce4c6f9b5987ac9402788c518bc5bd8b8572aa1e.tar.gz | |
ARM: mxs: add gpio support for device tree boot
It adds gpio support for device tree boot.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm/boot/dts/imx23.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/imx23.dtsi | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi index a85ef55..2622055 100644 --- a/arch/arm/boot/dts/imx23.dtsi +++ b/arch/arm/boot/dts/imx23.dtsi @@ -14,6 +14,12 @@ / { interrupt-parent = <&icoll>; + aliases { + gpio0 = &gpio0; + gpio1 = &gpio1; + gpio2 = &gpio2; + }; + cpus { cpu@0 { compatible = "arm,arm926ejs"; @@ -74,9 +80,36 @@ pinctrl@80018000 { #address-cells = <1>; #size-cells = <0>; - compatible = "fsl,imx23-pinctrl"; + compatible = "fsl,imx23-pinctrl", "simple-bus"; reg = <0x80018000 2000>; + gpio0: gpio@0 { + compatible = "fsl,imx23-gpio", "fsl,mxs-gpio"; + interrupts = <16>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio1: gpio@1 { + compatible = "fsl,imx23-gpio", "fsl,mxs-gpio"; + interrupts = <17>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + + gpio2: gpio@2 { + compatible = "fsl,imx23-gpio", "fsl,mxs-gpio"; + interrupts = <18>; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + duart_pins_a: duart@0 { reg = <0>; fsl,pinmux-ids = <0x11a2 0x11b2>; |
