[U-Boot] [PATCH] drivers: pci: imx: fix imx_pcie_remove function

[David Müller (ELSOFT AG)]

Hi Fabio

Fabio Estevam wrote:
> From: Sven-Ola Tuecke <sven-ola.tuecke at numberfour.eu>
> 
> However, at least on some i.MX6 custom boards, when calling

By "some", I assume that not all i.MX6 systems are showing this
behaviour. Does anyone have an idea which systems are affected and which
are not?

> assert_core_reset() as part of the first-time PCIe init, read access
> to PCIE_PL_PFLR simply hangs. Surround this readl() with 
> imx_pcie_fix_dabt_handler() does not help. For this reason, the forced
> LTSSM detection is only used on the second assert_core_reset() that is
> called shorly before starting the Linux kernel.
> 
> Signed-off-by: Sven-Ola Tuecke <sven-ola.tuecke at numberfour.eu>
> Signed-off-by: Fabio Estevam <fabio.estevam at nxp.com>

Seems to work on our board therefore

Tested-by: David Müller <d.mueller at elsoft.ch>