From mboxrd@z Thu Jan 1 00:00:00 1970 From: jmondi Subject: Re: [PATCH 1/4] sh: sh7722: Remove nonexistent GPIO_PTQ7 to fix pinctrl registration Date: Wed, 10 May 2017 09:31:52 +0200 Message-ID: <20170510073152.GA10602@w540> References: <1494339117-31221-1-git-send-email-geert+renesas@glider.be> <1494339117-31221-2-git-send-email-geert+renesas@glider.be> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Content-Disposition: inline In-Reply-To: <1494339117-31221-2-git-send-email-geert+renesas@glider.be> Sender: linux-sh-owner@vger.kernel.org To: Geert Uytterhoeven Cc: Yoshinori Sato , Rich Felker , Magnus Damm , Laurent Pinchart , Yoshihiro Shimoda , Phil Edworthy , linux-sh@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-gpio@vger.kernel.org List-Id: linux-gpio@vger.kernel.org Hi Geert, On Tue, May 09, 2017 at 04:11:54PM +0200, Geert Uytterhoeven wrote: > On sh7722/Migo-R, pinctrl registration fails with: > > sh-pfc pfc-sh7722: pin 0 already registered > sh-pfc pfc-sh7722: error during pin registration > sh-pfc pfc-sh7722: could not register: -22 > sh-pfc: probe of pfc-sh7722 failed with error -22 > > pinmux_pins[] is initialized through PINMUX_GPIO(), using designated > array initializers, where the GPIO_* enums serve as indices. > As GPIO_PTQ7 is defined in the enum, but never used, pinmux_pins[] > contains a (zero-filled) hole. Hence this entry is treated as pin zero, > which was registered before, and initialization fails. > > According to the datasheet, port PTQ7 does not exist. Hence remove > GPIO_PTQ7 from the enum to fix this. > > Fixes: 8d7b5b0af7e070b9 ("sh: Add sh7722 pinmux code") > Reported-by: Magnus Damm > Signed-off-by: Geert Uytterhoeven Tested-by: Jacopo Mondi Thank you j > --- > Tested on sh7722/Migo-R. > --- > arch/sh/include/cpu-sh4/cpu/sh7722.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/sh/include/cpu-sh4/cpu/sh7722.h b/arch/sh/include/cpu-sh4/cpu/sh7722.h > index 3bb74e534d0f8ca4..78961ab78a5a9c83 100644 > --- a/arch/sh/include/cpu-sh4/cpu/sh7722.h > +++ b/arch/sh/include/cpu-sh4/cpu/sh7722.h > @@ -67,7 +67,7 @@ enum { > GPIO_PTN3, GPIO_PTN2, GPIO_PTN1, GPIO_PTN0, > > /* PTQ */ > - GPIO_PTQ7, GPIO_PTQ6, GPIO_PTQ5, GPIO_PTQ4, > + GPIO_PTQ6, GPIO_PTQ5, GPIO_PTQ4, > GPIO_PTQ3, GPIO_PTQ2, GPIO_PTQ1, GPIO_PTQ0, > > /* PTR */ > -- > 2.7.4 >