iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

spi: ath79: set number of chipselect lines

Browse Source 
All chipsets from AR7100 up to QCA9563 have three dedicated chipselect
lines for the integrated SPI controller. Set the number of chipselect
lines available on the controller to this value.

Signed-off-by: David Bauer <mail@david-bauer.net>
Link: https://lore.kernel.org/r/20210522074453.39299-2-mail@david-bauer.net
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
David Bauer 2021-05-22 09:44:53 +02:00 committed by Mark Brown
parent 42a7dfa26f
commit ab053f48f9
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/spi/spi-ath79.c
View File

@ -153,6 +153,7 @@ static int ath79_spi_probe(struct platform_device *pdev)
master->use_gpio_descriptors = true; master->use_gpio_descriptors = true;
master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 32); master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 32);
master->flags = SPI_MASTER_GPIO_SS; master->flags = SPI_MASTER_GPIO_SS;
master->num_chipselect = 3;
sp->bitbang.master = master; sp->bitbang.master = master;
sp->bitbang.chipselect = ath79_spi_chipselect; sp->bitbang.chipselect = ath79_spi_chipselect;