Re: [PATCH 2/2] spi: bcm-mspi: Add support for Broadcom MSPI driver.

From: Mark Brown
Date: Thu May 14 2015 - 16:12:54 EST

On Thu, May 14, 2015 at 12:55:32PM -0700, Jonathan Richardson wrote:
> On 15-05-14 12:08 PM, Mark Brown wrote:

> > All it takes is one hardware engineer who sees a SPI controller and a
> > GPIO they can use for chip select; I wouldn't be so sure that nobody
> > ever fixed this up locally (or happened to use a device that only needed
> > single duplex).

> Hi Mark. Would it help if we just set the flags to half duplex using
> SPI_MASTER_HALF_DUPLEX when we register the master?

That would deal with the data corruption issues, yes. Though it seems
like there are some people who want full duplex support here - I don't
know if any of them can point you at suitable hardware to test?

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