Some cores, such as Altera SPI and QuadSPI, can not change
speed and mode at runtime. Ignore the operation which is
not available.
Signed-off-by: Thomas Chou <tho...@wytron.com.tw>
---
drivers/spi/spi-uclass.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c
index d666272..5298073 100644
--- a/drivers/spi/spi-uclass.c
+++ b/drivers/spi/spi-uclass.c
@@ -21,13 +21,11 @@ DECLARE_GLOBAL_DATA_PTR;
static int spi_set_speed_mode(struct udevice *bus, int speed, int mode)
{
struct dm_spi_ops *ops;
- int ret;
+ int ret = 0;
ops = spi_get_ops(bus);
if (ops->set_speed)
ret = ops->set_speed(bus, speed);
- else
- ret = -EINVAL;
if (ret) {
printf("Cannot set speed (err=%d)\n", ret);
return ret;
@@ -35,8 +33,6 @@ static int spi_set_speed_mode(struct udevice *bus, int speed,
int mode)
if (ops->set_mode)
ret = ops->set_mode(bus, mode);
- else
- ret = -EINVAL;
if (ret) {
printf("Cannot set mode (err=%d)\n", ret);
return ret;
--
2.1.4
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