spi: sun4i: add support for GPIO chip select lines
Commit Message
Set use_gpio_descriptors to true so that GPIOs can be used for chip
select in accordance with the DT binding.
Signed-off-by: Mans Rullgard <mans@mansr.com>
---
drivers/spi/spi-sun4i.c | 1 +
1 file changed, 1 insertion(+)
@@ -462,6 +462,7 @@ static int sun4i_spi_probe(struct platform_device *pdev)
sspi->host = host;
host->max_speed_hz = 100 * 1000 * 1000;
host->min_speed_hz = 3 * 1000;
+ host->use_gpio_descriptors = true;
host->set_cs = sun4i_spi_set_cs;
host->transfer_one = sun4i_spi_transfer_one;
host->num_chipselect = 4;