diff options
Diffstat (limited to 'drivers/spi/spi.c')
| -rw-r--r-- | drivers/spi/spi.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 6b95cd957ba7..8994545367a2 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1874,15 +1874,7 @@ static int of_spi_parse_dt(struct spi_controller *ctlr, struct spi_device *spi, spi->mode |= SPI_3WIRE; if (of_property_read_bool(nc, "spi-lsb-first")) spi->mode |= SPI_LSB_FIRST; - - /* - * For descriptors associated with the device, polarity inversion is - * handled in the gpiolib, so all chip selects are "active high" in - * the logical sense, the gpiolib will invert the line if need be. - */ - if (ctlr->use_gpio_descriptors) - spi->mode |= SPI_CS_HIGH; - else if (of_property_read_bool(nc, "spi-cs-high")) + if (of_property_read_bool(nc, "spi-cs-high")) spi->mode |= SPI_CS_HIGH; /* Device DUAL/QUAD mode */ @@ -1946,6 +1938,15 @@ static int of_spi_parse_dt(struct spi_controller *ctlr, struct spi_device *spi, } spi->chip_select = value; + /* + * For descriptors associated with the device, polarity inversion is + * handled in the gpiolib, so all gpio chip selects are "active high" + * in the logical sense, the gpiolib will invert the line if need be. + */ + if ((ctlr->use_gpio_descriptors) && ctlr->cs_gpiods && + ctlr->cs_gpiods[spi->chip_select]) + spi->mode |= SPI_CS_HIGH; + /* Device speed */ rc = of_property_read_u32(nc, "spi-max-frequency", &value); if (rc) { |