Re: [PATCH v2] ARM: davinci: Add the clock for the CPPI 4.1 DMA engine

2017-04-12 Thread Sekhar Nori
On Friday 07 April 2017 11:01 PM, Alexandre Bailon wrote: > > > On 04/07/2017 06:15 PM, Alexandre Bailon wrote: >> >> >> On 04/07/2017 04:36 PM, Sekhar Nori wrote: >>> On Wednesday 05 April 2017 10:47 PM, Alexandre Bailon wrote: The CPPI 4.1 DMA is sharing its clock with the USB OTG, an

Re: [PATCH v2] ARM: davinci: Add the clock for the CPPI 4.1 DMA engine

2017-04-07 Thread Alexandre Bailon
On 04/07/2017 06:15 PM, Alexandre Bailon wrote: On 04/07/2017 04:36 PM, Sekhar Nori wrote: On Wednesday 05 April 2017 10:47 PM, Alexandre Bailon wrote: The CPPI 4.1 DMA is sharing its clock with the USB OTG, and most of the time, the clock will be enabled by USB. But during the init of the

Re: [PATCH v2] ARM: davinci: Add the clock for the CPPI 4.1 DMA engine

2017-04-07 Thread Alexandre Bailon
On 04/07/2017 04:36 PM, Sekhar Nori wrote: On Wednesday 05 April 2017 10:47 PM, Alexandre Bailon wrote: The CPPI 4.1 DMA is sharing its clock with the USB OTG, and most of the time, the clock will be enabled by USB. But during the init of the DMA, USB is not enabled (waiting for DMA), and then

Re: [PATCH v2] ARM: davinci: Add the clock for the CPPI 4.1 DMA engine

2017-04-07 Thread Sekhar Nori
On Wednesday 05 April 2017 10:47 PM, Alexandre Bailon wrote: > The CPPI 4.1 DMA is sharing its clock with the USB OTG, > and most of the time, the clock will be enabled by USB. > But during the init of the DMA, USB is not enabled (waiting for DMA), > and then we must enable the clock before doing a