Messages in this thread | | | Subject | Re: [PATCH] spi: bcm2835: Implement shutdown callback | From | Florian Fainelli <> | Date | Fri, 29 May 2020 10:48:11 -0700 |
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On 5/29/20 10:47 AM, Lukas Wunner wrote: > On Thu, May 28, 2020 at 12:06:05PM -0700, Florian Fainelli wrote: >> Make sure we clear the FIFOs, stop the block, disable the clock and >> release the DMA channel. > > To what end? Why is this change necessary? Sorry but this seems like > an awfully terse commit message.
To ensure clocks are disabled and to save power in low power modes used on 7211 for instance. -- Florian
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