From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Mark Brown <broonie@kernel.org>
Cc: linux-spi@vger.kernel.org,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Geert Uytterhoeven <geert+renesas@linux-m68k.org>
Subject: Re: [PATCH 4/5] spi: Check that Quad/Dual is half duplex
Date: Wed, 22 Jan 2014 15:27:19 +0100 [thread overview]
Message-ID: <CAMuHMdUUL9RHRz3P-44PUj1APHAK5-uZ6YUN8TY9CGEm=VvMmg@mail.gmail.com> (raw)
In-Reply-To: <1390317009-8292-4-git-send-email-geert@linux-m68k.org>
On Tue, Jan 21, 2014 at 4:10 PM, Geert Uytterhoeven
<geert@linux-m68k.org> wrote:
> Quad and Dual SPI Transfers use all available data lines (incl. MOSI/MISO),
> hence they must be half duplex. Add a check that verify that.
Actually this is valid if SPI_LOOP is also set. Will send an update.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
next prev parent reply other threads:[~2014-01-22 14:27 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-21 15:10 [PATCH 1/5] spi: Spelling s/finised/finished/ Geert Uytterhoeven
2014-01-21 15:10 ` [PATCH v2 3/5] spi: Correct set_cs() documentation Geert Uytterhoeven
[not found] ` <1390317009-8292-3-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
2014-01-21 18:13 ` Mark Brown
2014-01-21 15:10 ` [PATCH 4/5] spi: Check that Quad/Dual is half duplex Geert Uytterhoeven
[not found] ` <1390317009-8292-4-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
2014-01-21 18:21 ` Mark Brown
2014-01-21 20:06 ` Geert Uytterhoeven
[not found] ` <CAMuHMdWW1EsHe0u0o8XZuG4AzPKRqKL7ET5Ac2NkbeLRfW_foQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-01-22 19:19 ` Gerhard Sittig
[not found] ` <20140122191947.GQ20094-kDjWylLy9wD0K7fsECOQyeGNnDKD8DIp@public.gmane.org>
2014-01-22 20:26 ` Geert Uytterhoeven
2014-01-22 14:27 ` Geert Uytterhoeven [this message]
[not found] ` <1390317009-8292-1-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
2014-01-21 15:10 ` [PATCH v2 2/5] spi: Clarify transfer_one() w.r.t. spi_finalize_current_transfer() Geert Uytterhoeven
[not found] ` <1390317009-8292-2-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
2014-01-21 18:12 ` Mark Brown
2014-01-21 15:10 ` [PATCH 5/5] spi: rspi: Document support for Renesas QSPI in Kconfig Geert Uytterhoeven
[not found] ` <1390317009-8292-5-git-send-email-geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>
2014-01-21 18:23 ` Mark Brown
2014-01-21 18:12 ` [PATCH 1/5] spi: Spelling s/finised/finished/ Mark Brown
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