diff options
Diffstat (limited to 'nuttx')
| -rwxr-xr-x | nuttx/arch/arm/src/sama5/sam_pmc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/nuttx/arch/arm/src/sama5/sam_pmc.c b/nuttx/arch/arm/src/sama5/sam_pmc.c index 1fe376722..f9983ced0 100755 --- a/nuttx/arch/arm/src/sama5/sam_pmc.c +++ b/nuttx/arch/arm/src/sama5/sam_pmc.c @@ -313,7 +313,10 @@ uint32_t sam_hsmci_clkdiv(uint32_t target) uint32_t clkfulldiv; uint32_t ret; - clkfulldiv = BOARD_MCK_FREQUENCY / target; + /* Get the largest divisor does not exceed the target value */ + + clkfulldiv = (BOARD_MCK_FREQUENCY + target - 1) / target; + if (clkfulldiv > 2) { clkfulldiv -= 2; |