[PATCH v8 3/3] ARM: dts: imx6q-evi: support cyclone-ps-spi
Fabio Estevam
festevam at gmail.com
Mon Jan 23 16:00:15 PST 2017
On Mon, Jan 23, 2017 at 8:51 PM, Joshua Clayton
<stillcompiling at gmail.com> wrote:
> Add support for Altera cyclone V FPGA connected to an spi port
> to the evi devicetree file
>
> Signed-off-by: Joshua Clayton <stillcompiling at gmail.com>
> ---
> arch/arm/boot/dts/imx6q-evi.dts | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx6q-evi.dts b/arch/arm/boot/dts/imx6q-evi.dts
> index 24fe093..a0cbb2d 100644
> --- a/arch/arm/boot/dts/imx6q-evi.dts
> +++ b/arch/arm/boot/dts/imx6q-evi.dts
> @@ -82,6 +82,15 @@
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_ecspi1 &pinctrl_ecspi1cs>;
> status = "okay";
> +
> + fpga_spi: cyclonespi at 0 {
> + compatible = "altr,fpga-passive-serial";
> + spi-max-frequency = <20000000>;
> + reg = <0>;
> + pinctrl-0 = <&pinctrl_fpgaspi>;
> + nconfig-gpios = <&gpio4 9 GPIO_ACTIVE_LOW>;
> + nstat-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>;
Your binding doc says that 'confd-gpios ' is a required property, but
you did not put it here.
Either it is missing here or you should mention that it is optional in
the binding doc.
More information about the linux-arm-kernel
mailing list