[U-Boot] [PATCH 3/3] arm: mvebu: cf gt-8k: dts: add PCIe slot reset support

Stefan Roese sr at denx.de
Mon Feb 11 08:34:29 UTC 2019


On 03.02.19 14:15, Baruch Siach wrote:
> Describe the mini-PCIe slot gpio reset signal. This enables PCIe devices
> on Clearfog GT-8K.
> 
> Signed-off-by: Baruch Siach <baruch at tkos.co.il>
> ---
>   arch/arm/dts/armada-8040-clearfog-gt-8k.dts | 8 ++++++++
>   1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm/dts/armada-8040-clearfog-gt-8k.dts b/arch/arm/dts/armada-8040-clearfog-gt-8k.dts
> index 498105f25f05..cdff44aca5af 100644
> --- a/arch/arm/dts/armada-8040-clearfog-gt-8k.dts
> +++ b/arch/arm/dts/armada-8040-clearfog-gt-8k.dts
> @@ -99,6 +99,11 @@
>   		     0    0    0    0    0    0    0xe  0xe  0xe  0xe
>   		     0xe  0xe  0 >;
>   
> +	cpm_pcie_reset_pins: cpm-pcie-reset-pins {
> +		marvell,pins = < 32 >;
> +		marvell,function = <0>;
> +	};
> +
>   	cpm_xhci_vbus_pins: cpm-xhci-vbus-pins {
>   		marvell,pins = < 47 >;
>   		marvell,function = <0>;
> @@ -120,6 +125,9 @@
>   
>   &cpm_pcie0 {
>   	num-lanes = <1>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&cpm_pcie_reset_pins>;
> +	marvell,reset-gpio = <&cpm_gpio1 0 GPIO_ACTIVE_LOW>;
>   	status = "okay";
>   };
>   
> 

Reviewed-by: Stefan Roese <sr at denx.de>

Thanks,
Stefan


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