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authorLukas Wunner <lukas@wunner.de>2020-01-09 15:23:41 +0300
committerMark Brown <broonie@kernel.org>2020-01-10 00:25:44 +0300
commit603e92ff10a81b965ac41dc9fb3d287408e834fb (patch)
tree7325f939266a885f3ae9bbf16b35c50865e8544d /drivers/spi/spi-bcm2835.c
parent8ae7d44239305362319f3ea32e4e1fd3181649cc (diff)
downloadlinux-603e92ff10a81b965ac41dc9fb3d287408e834fb.tar.xz
spi: bcm2835: Raise maximum number of slaves to 4
The "RevPi Connect Flat" PLC offered by KUNBUS has 4 slaves attached to the BCM2835 SPI master. Raise the maximum number of slaves in the driver accordingly. Signed-off-by: Lukas Wunner <lukas@wunner.de> Reviewed-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Link: https://lore.kernel.org/r/01453fd062de2d49bd74a847e13a0781cbf8143d.1578572268.git.lukas@wunner.de Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-bcm2835.c')
-rw-r--r--drivers/spi/spi-bcm2835.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c
index b784c9fdf9ec..11c235879bb7 100644
--- a/drivers/spi/spi-bcm2835.c
+++ b/drivers/spi/spi-bcm2835.c
@@ -68,7 +68,7 @@
#define BCM2835_SPI_FIFO_SIZE 64
#define BCM2835_SPI_FIFO_SIZE_3_4 48
#define BCM2835_SPI_DMA_MIN_LENGTH 96
-#define BCM2835_SPI_NUM_CS 3 /* raise as necessary */
+#define BCM2835_SPI_NUM_CS 4 /* raise as necessary */
#define BCM2835_SPI_MODE_BITS (SPI_CPOL | SPI_CPHA | SPI_CS_HIGH \
| SPI_NO_CS | SPI_3WIRE)