linux-kernel - Re: Oops: 17 SMP ARM (v3.16-rc2)

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Date:	Thu, 07 Aug 2014 18:30:23 -0700
From:	Troy Kisky <troy.kisky@...ndarydevices.com>
To:	Fabio Estevam <festevam@...il.com>,
	Russell King - ARM Linux <linux@....linux.org.uk>
CC:	Mattis Lorentzon <Mattis.Lorentzon@...oliv.com>,
	Fredrik Noring <fredrik.noring@...oliv.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: Oops: 17 SMP ARM (v3.16-rc2)

On 8/7/2014 7:38 AM, Fabio Estevam wrote:
> On Thu, Aug 7, 2014 at 11:20 AM, Fabio Estevam <festevam@...il.com> wrote:
> 
> ,but I am wondering if we should also do:
> 
> --- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
> @@ -66,6 +66,7 @@
>         pinctrl-0 = <&pinctrl_enet>;
>         phy-mode = "rgmii";
>         interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_HIGH>,
> +                             <&intc 0 118 IRQ_TYPE_LEVEL_HIGH>,
>                               <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>;
>         status = "okay";
>  };
> @@ -226,7 +227,7 @@
>                                 MX6QDL_PAD_RGMII_RD2__RGMII_RD2         0x1b0b0
>                                 MX6QDL_PAD_RGMII_RD3__RGMII_RD3         0x1b0b0
>                                 MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL   0x1b0b0
> -                               MX6QDL_PAD_GPIO_6__ENET_IRQ             0x000b1
> +                               MX6QDL_PAD_GPIO_6__ENET_IRQ
>  0x400000b1
> 
> Since the Workaround for erratum ERR006687 states that the SION bit
> needs to be used:
> 
> "All of the interrupts can be selected by MUX and output to pad GPIO6.
> If GPIO6 is selected to
> output ENET interrupts and GPIO6 SION is set, the resulting GPIO
> interrupt will wake the system
> from Wait mode."
> 
arch/arm/boot/dts/imx6q-pinfunc.h:#define MX6QDL_PAD_GPIO_6__ENET_IRQ               0x230 0x600
0x03c 0x11 0xff000609

So, the ion bit should already be set(0x11). But the other way works too.


Troy
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