On Tue, May 17, 2016 at 04:16:29PM -0400, Damien Riegel wrote:
> Enable FPGA's IRQ controller. It is in charge of dispatching interrupts
> generated by IPs in the FPGA. The SoC is notified that an interrupt
> occurred through a GPIO.
>
> Signed-off-by: Damien Riegel <damien.rie...@savoirfairelinux.com>
> ---
> arch/arm/boot/dts/imx51-ts4800.dts | 19 +++++++++++++++++++
> 1 file changed, 19 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx51-ts4800.dts
> b/arch/arm/boot/dts/imx51-ts4800.dts
> index 0ff76a1..2c89988 100644
> --- a/arch/arm/boot/dts/imx51-ts4800.dts
> +++ b/arch/arm/boot/dts/imx51-ts4800.dts
> @@ -149,6 +149,19 @@
> #size-cells = <1>;
> ranges = <0 0 0 0x1d000>;
>
> + fpga_irqc: fpga_irqc@0,15000 {
Please use hyphen rather than underscore in node name. Also
why do we need '0,' in unit-address?
> + compatible = "technologic,ts4800-irqc";
> + reg = <0x15000 0x1000>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_interrupt_fpga>;
> +
Drop this newline.
> + interrupt-parent = <&gpio2>;
> + interrupts= <9 IRQ_TYPE_LEVEL_HIGH>;
> +
Ditto
Shawn
> + interrupt-controller;
> + #interrupt-cells = <1>;
> + };
> +
> syscon: syscon@b0010000 {
> compatible = "syscon", "simple-mfd";
> reg = <0x10000 0x3d>;
> @@ -228,6 +241,12 @@
> >;
> };
>
> + pinctrl_interrupt_fpga: fpgaicgrp {
> + fsl,pins = <
> + MX51_PAD_EIM_D27__GPIO2_9 0xe5
> + >;
> + };
> +
> pinctrl_lcd: lcdgrp {
> fsl,pins = <
> MX51_PAD_DISP1_DAT0__DISP1_DAT0 0x5
> --
> 2.5.0
>
>
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