Messages in this thread | | | Subject | Re: [PATCH v3 6/6] tty/serial: atmel: changed the driver to work under at91-usart mfd | From | Radu Pirea <> | Date | Fri, 25 May 2018 15:17:39 +0300 |
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On 05/15/2018 04:14 PM, Richard Genoud wrote: > On 15/05/2018 14:47, Radu Pirea wrote: >> On Mon, 2018-05-14 at 12:57 +0200, Richard Genoud wrote: >>> After your patch, the DMA is not selected anymore: >>> atmel_usart_serial atmel_usart_serial.0.auto: TX channel not >>> available, switch to pio >>> instead of: >>> atmel_usart fffff200.serial: using dma1chan2 for tx DMA transfers >>> >> Fixed. >>> And the kernel doesn't log anymore on the serial console, despite the >>> loglevel=8 >>> (after reverting this series, the kernel logs reappears on the serial >>> console) >>> >> Which serial are you using as console? > fffff200.serial (sam9g35-cm) > ( stdout-path = "serial0:115200n8"; in the DTS ) > > With this series applied, all the kernel log goes on the screen. > Without, it goes on the serial debug. > I tested again with archlinux arm and poky-linux4sam release as distros and kernel log goes on the serial debug. Can you give me more details like cmdline? >>> (tests done on sam9g35) >>> >> I will consider the rest of suggestions. >>> regards, >>> Richard >
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