[BISECT] v3.18-rc1 doesn't boot on nitrogen6x i.MX6 board
Eric Nelson
eric.nelson at boundarydevices.com
Thu Oct 23 20:21:11 PDT 2014
Thanks Fabio (and Richard).
On 10/23/2014 06:43 PM, Fabio Estevam wrote:
> On Thu, Oct 23, 2014 at 6:46 PM, Fabio Estevam <festevam at gmail.com> wrote:
>
>>> I really haven't looked into what might be wrong, I just wanted to let
>>> you know that this fix apparently breaks some boards.
>>
>> Adding Eric and Troy in case they could comment. I don't know why this
>> commit would cause failure on nitrogen board.
>
> Ok, so I am able to reproduce this issue on a mx6qsabresd if I don't
> pass the PCI gpio reset (like in nitrogen):
>
> --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
> @@ -521,7 +521,6 @@
> &pcie {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_pcie>;
> - reset-gpio = <&gpio7 12 0>;
> status = "okay";
> };
>
>
> Richard Zhu sent a fix for this, but it has not been applied yet:
> http://www.spinics.net/lists/linux-pci/msg34748.html
>
> With his patch applied the kernel can boot fine.
>
> Regards,
>
> Fabio Estevam
>
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