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path: root/drivers/memory/stm32-fmc2-ebi.c
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Diffstat (limited to 'drivers/memory/stm32-fmc2-ebi.c')
-rw-r--r--drivers/memory/stm32-fmc2-ebi.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/memory/stm32-fmc2-ebi.c b/drivers/memory/stm32-fmc2-ebi.c
index 212bb4f5dc..a722a3836f 100644
--- a/drivers/memory/stm32-fmc2-ebi.c
+++ b/drivers/memory/stm32-fmc2-ebi.c
@@ -14,6 +14,7 @@
#include <linux/err.h>
#include <linux/iopoll.h>
#include <linux/ioport.h>
+#include <linux/time.h>
/* FMC2 Controller Registers */
#define FMC2_BCR1 0x0
@@ -90,8 +91,6 @@
#define FMC2_BTR_DATLAT_MAX 0xf
#define FMC2_PCSCNTR_CSCOUNT_MAX 0xff
-#define FMC2_NSEC_PER_SEC 1000000000L
-
enum stm32_fmc2_ebi_bank {
FMC2_EBI1 = 0,
FMC2_EBI2,
@@ -279,7 +278,7 @@ static u32 stm32_fmc2_ebi_ns_to_clock_cycles(struct stm32_fmc2_ebi *ebi,
int cs, u32 setup)
{
unsigned long hclk = clk_get_rate(&ebi->clk);
- unsigned long hclkp = FMC2_NSEC_PER_SEC / (hclk / 1000);
+ unsigned long hclkp = NSEC_PER_SEC / (hclk / 1000);
return DIV_ROUND_UP(setup * 1000, hclkp);
}