Unverified Commit 603e92ff authored Jan 09, 2020 by Lukas Wunner Committed by Mark Brown Jan 09, 2020

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>

parent 8ae7d442

drivers/spi/spi-bcm2835.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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)

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