Re: [PATCH v5 1/2] spi: support inter-word delay requirement for devices

2019-01-31 Thread Mark Brown
On Wed, Jan 30, 2019 at 09:15:09AM +0100, Geert Uytterhoeven wrote: > On Wed, Jan 30, 2019 at 9:10 AM Jonas Bonn wrote: > > And with that said, if you insist having a u16 for this, I'll change it. > > Just let me know. > I'll defer that to the maintainer (Mark). It's an internal kernel thing,

Re: [PATCH v5 1/2] spi: support inter-word delay requirement for devices

2019-01-30 Thread Geert Uytterhoeven
Hi Jonas, On Wed, Jan 30, 2019 at 9:10 AM Jonas Bonn wrote: > On 30/01/2019 08:35, Geert Uytterhoeven wrote: > > On Tue, Jan 29, 2019 at 9:55 PM Jonas Bonn wrote: > >> Some devices are slow and cannot keep up with the SPI bus and therefore > >> require a short delay between words of the SPI tran

Re: [PATCH v5 1/2] spi: support inter-word delay requirement for devices

2019-01-30 Thread Jonas Bonn
Hi Geert, On 30/01/2019 08:35, Geert Uytterhoeven wrote: Hi Jonas, On Tue, Jan 29, 2019 at 9:55 PM Jonas Bonn wrote: Some devices are slow and cannot keep up with the SPI bus and therefore require a short delay between words of the SPI transfer. The example of this that I'm looking at is a S

Re: [PATCH v5 1/2] spi: support inter-word delay requirement for devices

2019-01-29 Thread Geert Uytterhoeven
Hi Jonas, On Tue, Jan 29, 2019 at 9:55 PM Jonas Bonn wrote: > Some devices are slow and cannot keep up with the SPI bus and therefore > require a short delay between words of the SPI transfer. > > The example of this that I'm looking at is a SAMA5D2 with a minimum SPI > clock of 400kHz talking to