linux-kernel - Re: [PATCH 4/8] ARM: dts: imx7s: Add node for GPC

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Date:   Thu, 13 Apr 2017 17:49:32 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Tyler Baker <tyler.baker@...aro.org>
Cc:     Andrey Smirnov <andrew.smirnov@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Russell King <linux@...linux.org.uk>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        yurovsky@...il.com
Subject: Re: [PATCH 4/8] ARM: dts: imx7s: Add node for GPC

On Thu, Apr 13, 2017 at 5:13 PM, Tyler Baker <tyler.baker@...aro.org> wrote:

> I've rebased this series on the next-20170413 for sanity sake, and
> realized there doesn't appear to be a way to select CONFIG_IMX_GPCV2.
> I forced it using 'default y' and configured with imx_v6_v7_defconfig.
> Now my board is booting. Before this series is applied, it may be good
> to have CONFIG_IMX_GPCV2 selected specifically for iMX7 platform,
> otherwise there will be boot regressions.

Something like this?

diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index f03ef43..fe99a48 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -253,6 +253,7 @@ config RENESAS_H8S_INTC

 config IMX_GPCV2
  bool
+ def_bool y if SOC_IMX7D
  select IRQ_DOMAIN
  help
   Enables the wakeup IRQs for IMX platforms with GPCv2 block

>
> I'd encounter a backtrace with next-20170413 +  imx_v6_v7_defconfig +
> CONFIG_IMX_GPCV2=y
>
> Backtrace:
> [<c010c364>] (dump_backtrace) from [<c010c610>] (show_stack+0x18/0x1c)

but prior to fixing the Kconfig we need to fix this backtrace you reported.

Thanks