From: Marek Vasut <marex@denx.de>
To: Hector Palacios <hector.palacios@digi.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"fabio.estevam@freescale.com" <fabio.estevam@freescale.com>
Subject: Re: How usable is spi-mxs driver?
Date: Mon, 22 Apr 2013 16:35:58 +0200 [thread overview]
Message-ID: <201304221635.58892.marex@denx.de> (raw)
In-Reply-To: <517511C0.1020006@digi.com>
Dear Hector Palacios,
> Hello,
>
> I had the feeling that the MXS SPI driver was rather useless due to the SPI
> being only half-duplex on i.MX28, but it looks like people's using it so I
> was wondering what kind of SPI devices can be driven with it, or if there
> is any trick that allows bi-directional communication.
It can't do full duplex. I tested it with master-slave communication (half-
duplex) and various SPI flashes.
Best regards,
Marek Vasut
prev parent reply other threads:[~2013-04-22 14:36 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-22 10:32 How usable is spi-mxs driver? Hector Palacios
2013-04-22 14:35 ` Marek Vasut [this message]
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