From: Grzegorz Jaszczyk jaz@semihalf.com
After commit 1fe929ed497bcc8975be8d37383ebafd22b99dd2 ("spi: kirkwood: prevent configuring speed exceeding max controller freq") the spi frequency could be set to 0 on platform where spi-max-frequency is not defined (e.g. on armada-388-gp). Prevent limiting speed in mentioned cases.
Signed-off-by: Grzegorz Jaszczyk jaz@semihalf.com Tested-by: Kostya Porotchkin kostap@marvell.com Reviewed-by: Marcin Wojtas marcin@marvell.com Reviewed-by: Kostya Porotchkin kostap@marvell.com Signed-off-by: Stefan Roese sr@denx.de ---
drivers/spi/kirkwood_spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/kirkwood_spi.c b/drivers/spi/kirkwood_spi.c index 063ed5f35a3a..bc5da0a1e6e9 100644 --- a/drivers/spi/kirkwood_spi.c +++ b/drivers/spi/kirkwood_spi.c @@ -115,7 +115,7 @@ static int mvebu_spi_set_speed(struct udevice *bus, uint hz) u32 data, divider; unsigned int spr, sppr;
- if (hz > spi->max_hz) { + if (spi->max_hz && (hz > spi->max_hz)) { debug("%s: limit speed to the max_hz of the bus %d\n", __func__, spi->max_hz); hz = spi->max_hz;