[PATCH next v2] rockchip: puma-rk3399: increase Ethernet PHY timeout to 30s

[Kever Yang]

On 2024/6/19 23:44, Quentin Schulz wrote:
> From: Quentin Schulz <quentin.schulz at cherry.de>
>
> On Puma v2.1 with a KSZ9031, the Ethernet PHY often doesn't detect the
> link in the 4-second default timeout.
>
> After some boot-loop test for about a thousand boots, 70% were below
> 10s, 90% below 15s and 100% below 30s. Let's play it safe and make it
> 30s so that hopefully all links that should be detected are.
>
> Signed-off-by: Quentin Schulz <quentin.schulz at cherry.de>
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>

Thanks,
- Kever
> ---
> Changes in v2:
> - rebase on next
> - use Kconfig symbol instead of constant in include/configs/
> - Link to v1: https://lore.kernel.org/r/20240619-puma-eth-timeout-v1-1-db5c17153f82@cherry.de
> ---
>   configs/puma-rk3399_defconfig | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/configs/puma-rk3399_defconfig b/configs/puma-rk3399_defconfig
> index 5319239f989..4293cf0ae44 100644
> --- a/configs/puma-rk3399_defconfig
> +++ b/configs/puma-rk3399_defconfig
> @@ -69,6 +69,7 @@ CONFIG_MMC_SDHCI_ROCKCHIP=y
>   CONFIG_SF_DEFAULT_BUS=1
>   CONFIG_SPI_FLASH_GIGADEVICE=y
>   CONFIG_SPI_FLASH_WINBOND=y
> +CONFIG_PHY_ANEG_TIMEOUT=30000
>   CONFIG_PHY_MICREL=y
>   CONFIG_PHY_MICREL_KSZ90X1=y
>   CONFIG_ETH_DESIGNWARE=y
>
> ---
> base-commit: 01a5d7547ed3a51a8ac5837c31a150f85bc475f8
> change-id: 20240619-puma-eth-timeout-41be9c243ed7
>
> Best regards,