Reviewed-by: Igor Opaniuk <igor.opan...@linaro.org>

On Mon, 28 Jan 2019 at 11:15, Shawn Guo <shawn....@linaro.org> wrote:
>
> The 'phy' reset of gmac device in kernel device tree is not generic
> enough for u-boot to use, so we need to overwrite the 'resets' property
> as needed.  With this device tree fixup and poplar_defconfig changes,
> Ethernet starts working on Poplar board.
>
> Signed-off-by: Shawn Guo <shawn....@linaro.org>
> ---
>  arch/arm/dts/hi3798cv200-u-boot.dtsi | 6 ++++++
>  configs/poplar_defconfig             | 3 +++
>  2 files changed, 9 insertions(+)
>
> diff --git a/arch/arm/dts/hi3798cv200-u-boot.dtsi 
> b/arch/arm/dts/hi3798cv200-u-boot.dtsi
> index 7844c5208c5d..972ea67de3b1 100644
> --- a/arch/arm/dts/hi3798cv200-u-boot.dtsi
> +++ b/arch/arm/dts/hi3798cv200-u-boot.dtsi
> @@ -16,6 +16,12 @@
>         };
>  };
>
> +&gmac1 {
> +       resets = <&crg 0xcc 9>,
> +                <&crg 0xcc 11>,
> +                <&crg 0xcc 13>;
> +};
> +
>  &uart0 {
>         clock = <75000000>;
>         status = "okay";
> diff --git a/configs/poplar_defconfig b/configs/poplar_defconfig
> index 81bd3702e42a..f07fe94a0ad1 100644
> --- a/configs/poplar_defconfig
> +++ b/configs/poplar_defconfig
> @@ -19,6 +19,9 @@ CONFIG_FASTBOOT_FLASH_MMC_DEV=0
>  CONFIG_DM_MMC=y
>  CONFIG_MMC_DW=y
>  CONFIG_MMC_DW_K3=y
> +CONFIG_DM_ETH=y
> +CONFIG_NET_HIGMACV300=y
> +CONFIG_RESET_HISILICON=y
>  CONFIG_USB=y
>  CONFIG_USB_EHCI_HCD=y
>  CONFIG_USB_EHCI_GENERIC=y
> --
> 2.18.0
>


-- 
Regards,
Igor Opaniuk
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