From: Ian Campbell <ijc@hellion.org.uk>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 6/6] dm: sunxi: Add support for serial using driver model
Date: Wed, 29 Oct 2014 08:05:20 +0000 [thread overview]
Message-ID: <1414569920.3584.33.camel@hellion.org.uk> (raw)
In-Reply-To: <CAPnjgZ17ek+bS5K35sx3DJ=4qh+nUtrgHWsZzg9rHr7RdkKy5Q@mail.gmail.com>
On Mon, 2014-10-27 at 18:06 -0600, Simon Glass wrote:
> Hi Ian,
>
> On 24 October 2014 03:42, Ian Campbell <ijc@hellion.org.uk> wrote:
> > On Wed, 2014-10-22 at 22:02 -0600, Simon Glass wrote:
> >> Add a driver for the designware serial UART used on sunxi. This just
> >> redirects to the normal ns16550 driver.
> >>
> >> Add a stdout-path to the device tree so that the correct UART is chosen.
> >>
> >> Signed-off-by: Simon Glass <sjg@chromium.org>
> >
> > Should the UART related code in
> > arch/arm/cpu/armv7/sunxi/board.c:gpio_init() be nobbled in this
> > configuration?
>
> Yes I think that needs attention. Ideally we should be able to have
> this handled by the serial driver (requesting the pinmux it needs) but
> we don't have infrastructure for that as yet.
Ah, I thought your earlier GPIO patches were that, but I suppose not.
> Suggestions? What does the kernel do here?
It has pinmux infra.
In the meantime could we somehow replace/augment the #ifdef chain in
gpio_init with something keyed off the stdout alias perhaps?
Ian.
next prev parent reply other threads:[~2014-10-29 8:05 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-23 4:02 [U-Boot] [PATCH v2 0/6] dm: Introduce driver model for sunxi Simon Glass
2014-10-23 4:02 ` [U-Boot] [PATCH v2 1/6] dm: sunxi: dts: Add sun7i device tree files Simon Glass
2014-10-24 8:32 ` [U-Boot] [U-Boot, v2, " Hans de Goede
2014-10-28 1:05 ` Simon Glass
2014-10-23 4:02 ` [U-Boot] [PATCH v2 2/6] dm: sunxi: Add a new config for an FDT-based pcDuino3 Simon Glass
2014-10-24 8:38 ` [U-Boot] [U-Boot, v2, " Hans de Goede
2014-10-28 0:04 ` Simon Glass
2014-10-28 9:13 ` Hans de Goede
2014-10-29 3:02 ` Simon Glass
2014-10-29 9:32 ` Hans de Goede
2014-10-29 19:30 ` Simon Glass
2014-10-30 8:36 ` Hans de Goede
2014-10-23 4:02 ` [U-Boot] [PATCH v2 3/6] dm: sunxi: Add pinmux functions which take a bank parameter Simon Glass
2014-10-24 9:00 ` [U-Boot] [U-Boot, v2, " Hans de Goede
2014-10-23 4:02 ` [U-Boot] [PATCH v2 4/6] dm: sunxi: Make sure that GPIOs are requested Simon Glass
2014-10-24 9:01 ` [U-Boot] [U-Boot, v2, " Hans de Goede
2014-10-23 4:02 ` [U-Boot] [PATCH v2 5/6] dm: sunxi: Modify the GPIO driver to support driver model Simon Glass
2014-10-24 9:08 ` [U-Boot] [U-Boot, v2, " Hans de Goede
2014-10-28 0:05 ` Simon Glass
2014-10-28 2:53 ` Chen-Yu Tsai
2014-10-28 3:29 ` Simon Glass
2014-10-28 3:39 ` Chen-Yu Tsai
2014-10-28 14:30 ` Maxime Ripard
2014-10-23 4:02 ` [U-Boot] [PATCH v2 6/6] dm: sunxi: Add support for serial using " Simon Glass
2014-10-24 9:10 ` [U-Boot] [U-Boot, v2, " Hans de Goede
2014-10-24 9:42 ` [U-Boot] [PATCH v2 " Ian Campbell
2014-10-28 0:06 ` Simon Glass
2014-10-29 8:05 ` Ian Campbell [this message]
2014-10-29 19:28 ` Simon Glass
2014-10-30 9:08 ` Ian Campbell
2014-10-30 9:36 ` Hans de Goede
2014-10-30 10:14 ` Ian Campbell
2014-10-31 2:45 ` Simon Glass
2014-10-31 9:07 ` Hans de Goede
2014-10-31 9:30 ` Ian Campbell
2014-10-31 9:33 ` Hans de Goede
2014-10-31 9:55 ` Ian Campbell
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