diff options
Diffstat (limited to 'nuttx/arch/arm/src/sam3u/sam3u_spi.c')
| -rw-r--r-- | nuttx/arch/arm/src/sam3u/sam3u_spi.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/nuttx/arch/arm/src/sam3u/sam3u_spi.c b/nuttx/arch/arm/src/sam3u/sam3u_spi.c index 546f8b55de..3646134d10 100644 --- a/nuttx/arch/arm/src/sam3u/sam3u_spi.c +++ b/nuttx/arch/arm/src/sam3u/sam3u_spi.c @@ -506,12 +506,13 @@ FAR struct spi_dev_s *up_spiinitialize(int port) #endif putreg32(regval, SAM3U_PMC_PCER); - /* Configure multiplexed pins as connected on the board. */ + /* Configure multiplexed pins as connected on the board. Chip select pins + * must be configured by board-specific logic. + */ sam3u_configgpio(GPIO_SPI0_MISO); sam3u_configgpio(GPIO_SPI0_MOSI); sam3u_configgpio(GPIO_SPI0_SPCK); - sam3u_configgpio(GPIO_SPI0_NPCS2_PC14); /* Execute a software reset of the SPI twice */ |