[RFC] PCI: pci-imx6: Add delay to workaround kernel hang

["David Müller (ELSOFT AG)"]

Hello

Lucas Stach wrote:
> @@ -215,6 +215,8 @@ static int imx6_pcie_assert_core_reset(struct pcie_port *pp)
>  {
>  	struct imx6_pcie *imx6_pcie = to_imx6_pcie(pp);
>  
> +	regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12,
> +			IMX6Q_GPR12_PCIE_CTL_2, 0 << 10);
>  	regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1,
>  			IMX6Q_GPR1_PCIE_TEST_PD, 1 << 18);
>  	regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR1,
> 

Sorry, this doesn't seem to fix the problem (at least not with my
hardware).

Dave