Hi! On Fri, Apr 16, 2021 at 6:23 PM David Bauer <[email protected]> wrote: > > Hi, > > On 4/16/21 4:12 AM, Chuanhong Guo wrote: > > Hi! > > > > On Fri, Apr 16, 2021 at 4:43 AM David Bauer <[email protected]> wrote: > >> > >> The spi-ath79 driver performs the chipselect by writing to dedicated > >> register in the SPI register block. So the GPIO numbers were not used. > > > > This is cs-gpios is a hack to override incorrect num_chipselects in > > spi-ath79 > > driver (which is set to fixed 1). spi-ath79 should be patched to fix > > this problem > > before cs-gpios for ar7161/ar7242 devices can be dropped. > > Thanks for the hint, i missed ar93xx uses the newer SPI driver. > > Looking at spi-ath79, the number of CS lines can be modified using platform > data, however all datasheets from ar71xx up to qca956x i could get my hand on > list 3 chipselect lines available - so a patch which sets the CS count to 3 > should be sufficient?
Correct. -- Regards, Chuanhong Guo _______________________________________________ openwrt-devel mailing list [email protected] https://lists.openwrt.org/mailman/listinfo/openwrt-devel
