[PATCH] PCI: imx6: increase link startup
Bjorn Helgaas
bhelgaas at google.com
Tue Oct 29 18:20:36 EDT 2013
On Tue, Oct 22, 2013 at 10:12:18PM -0700, Tim Harvey wrote:
> An increase link startup delay is required when certain PCI switches are
> attached to the root complex. This was tested with a Pericom switch
> and a PLX switch.
>
> From: Marek Vasut <marex at denx.de>
> Signed-off-by: Marek Vasut <marex at denx.de>
> Acked-by: Tim Harvey <tharvey at gateworks.com>
I applied this with Shawn's ack to my pci/host-imx6 branch for v3.13,
thanks!
I assume the intent was that this patch was written by Marek, per the
"From:" line you added above, so I fixed that in the patch so Marek
appears as the author. Let me know if this is incorrect.
> ---
> drivers/pci/host/pci-imx6.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/host/pci-imx6.c
> index 90fce05..34c571a 100644
> --- a/drivers/pci/host/pci-imx6.c
> +++ b/drivers/pci/host/pci-imx6.c
> @@ -318,7 +318,7 @@ static void imx6_pcie_host_init(struct pcie_port *pp)
> while (!dw_pcie_link_up(pp)) {
> usleep_range(100, 1000);
> count++;
> - if (count >= 10) {
> + if (count >= 200) {
> dev_err(pp->dev, "phy link never came up\n");
> dev_dbg(pp->dev,
> "DEBUG_R0: 0x%08x, DEBUG_R1: 0x%08x\n",
> --
> 1.7.9.5
>
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