RE: [PATCH V6 09/15] spi: Add stacked and parallel memories support in SPI core

2023-03-20 Thread Mahapatra, Amit Kumar
ernel.org; libertas-...@lists.infradead.org; linux- > wirel...@vger.kernel.org; linux-...@lists.infradead.org; l...@metafoo.de; > michael.henner...@analog.com; linux-...@vger.kernel.org; > mich...@walle.cc; pal...@dabbelt.com; linux-ri...@lists.infradead.org; > alsa-de...@alsa-project.o

RE: [PATCH V6 09/15] spi: Add stacked and parallel memories support in SPI core

2023-03-13 Thread Stefan Binding
Hi, I tested this patch on an existing laptop which uses SPI with a GPIO Chipselect, (HP EliteBook 860 G9), and I get the error: [2.671655] pxa2xx-spi pxa2xx-spi.2: chipselect 1 already in use [2.671711] spi_master spi0: error -EBUSY: failed to add SPI device CSC3551:00 from ACPI [2.6

Re: [PATCH V6 09/15] spi: Add stacked and parallel memories support in SPI core

2023-03-13 Thread Jonas Gorski
Hi, On Fri, 10 Mar 2023 at 18:37, Amit Kumar Mahapatra wrote: > > For supporting multiple CS the SPI device need to be aware of all the CS > values. So, the "chip_select" member in the spi_device structure is now an > array that holds all the CS values. > > spi_device structure now has a "cs_inde