spi: npcm_pspi: Fix the wrong clock divider calculation
Fix the wrong clock divider calculation.
Signed-off-by: Jim Liu <JJLIU0@nuvoton.com>
diff --git a/drivers/spi/npcm_pspi.c b/drivers/spi/npcm_pspi.c
index 37bab70..eb14185 100644
--- a/drivers/spi/npcm_pspi.c
+++ b/drivers/spi/npcm_pspi.c
@@ -144,7 +144,7 @@
if (speed > priv->max_hz)
speed = priv->max_hz;
- divisor = DIV_ROUND_CLOSEST(apb_clock, (2 * speed) - 1);
+ divisor = DIV_ROUND_CLOSEST(apb_clock, (2 * speed)) - 1;
if (divisor > MAX_DIV)
divisor = MAX_DIV;