From mboxrd@z Thu Jan  1 00:00:00 1970
From: Fabio Giovagnini <fabio.giovagnini@aurion-tech.com>
Date: Thu, 01 Apr 2010 10:16:13 +0000
Subject: Re: PFC of SCIF 1
Message-Id: <201004011216.13813.fabio.giovagnini@aurion-tech.com>
List-Id: <linux-sh.vger.kernel.org>
References: <201004011136.26340.fabio.giovagnini@aurion-tech.com>
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To: linux-sh@vger.kernel.org

Ok, now I'll get a look.

Thanks a lot


In data gioved=EC 01 aprile 2010 12:11:51, Magnus Damm ha scritto:
: > Hi Fabio,
>=20
> On Thu, Apr 1, 2010 at 7:06 PM, Fabio Giovagnini
>=20
> <fabio.giovagnini@aurion-tech.com> wrote:
> > Sorry Magnus, I do not understand.
> > I have ttySC0 as default console and the system works; now I'm writing =
my
> > application for managing teh ttySC1 port for my specif problem.
>=20
> If the boot loader usually sets up the pinmux and if the kernel does
> not touch it then it will work. On SH the proper way to do this is to
> let the kernel use the GPIO framework to configure the pinmux using
> request_irq().
>=20
> > Where can I find the PFC initialization for ttySC0 Port into the kernel
> > tree?
>=20
> Have a look at this:
>=20
> damm@t400s ~/git/linux-2.6 $ find arch/sh | xargs grep gpio_request | grep
>  SCIF
>  arch/sh/boards/mach-se/7724/setup.c:	gpio_request(GPIO_FN_SCIF3_I_SCK,
>  NULL);
>  arch/sh/boards/mach-se/7724/setup.c:	gpio_request(GPIO_FN_SCIF3_I_RXD,
>  NULL);
>  arch/sh/boards/mach-se/7724/setup.c:	gpio_request(GPIO_FN_SCIF3_I_TXD,
>  NULL);
>  arch/sh/boards/mach-se/7724/setup.c:	gpio_request(GPIO_FN_SCIF3_I_CTS,
>  NULL);
>  arch/sh/boards/mach-se/7724/setup.c:	gpio_request(GPIO_FN_SCIF3_I_RTS,
>  NULL);
>  arch/sh/boards/mach-ecovec24/setup.c:	gpio_request(GPIO_FN_SCIF0_TXD,
>  NULL);
>  arch/sh/boards/mach-ecovec24/setup.c:	gpio_request(GPIO_FN_SCIF0_RXD,
>  NULL);
>  arch/sh/boards/mach-kfr2r09/setup.c:	gpio_request(GPIO_FN_SCIF1_RXD,
>  NULL);
>  arch/sh/boards/mach-kfr2r09/setup.c:	gpio_request(GPIO_FN_SCIF1_TXD,
>  NULL);
>  arch/sh/boards/mach-highlander/pinmux-r7785rp.c:	gpio_request(GPIO_FN_SC=
IF
> 0_CTS, NULL);
> arch/sh/boards/mach-highlander/pinmux-r7785rp.c:	gpio_request(GPIO_FN_SCI=
F0
> _RTS, NULL);
> arch/sh/boards/mach-highlander/pinmux-r7785rp.c:	gpio_request(GPIO_FN_SCI=
F0
> _SCK, NULL);
> arch/sh/boards/mach-highlander/pinmux-r7785rp.c:	gpio_request(GPIO_FN_SCI=
F0
> _RXD, NULL);
> arch/sh/boards/mach-highlander/pinmux-r7785rp.c:	gpio_request(GPIO_FN_SCI=
F0
> _TXD, NULL);
> damm@t400s ~/git/linux-2.6 $
>=20
> Cheers,
>=20
> / magnus
>=20

--=20
Fabio Giovagnini

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