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-rw-r--r--drivers/arm/i2c_master.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/arm/i2c_master.h b/drivers/arm/i2c_master.h
index b40fa0a910..a8ed66403a 100644
--- a/drivers/arm/i2c_master.h
+++ b/drivers/arm/i2c_master.h
@@ -73,19 +73,19 @@
// The default timing values below configures the I2C clock to 400khz assuming a 72Mhz clock
// For more info : https://www.st.com/en/embedded-software/stsw-stm32126.html
# ifndef I2C1_TIMINGR_PRESC
-# define I2C1_TIMINGR_PRESC 15U
+# define I2C1_TIMINGR_PRESC 0U
# endif
# ifndef I2C1_TIMINGR_SCLDEL
-# define I2C1_TIMINGR_SCLDEL 4U
+# define I2C1_TIMINGR_SCLDEL 7U
# endif
# ifndef I2C1_TIMINGR_SDADEL
-# define I2C1_TIMINGR_SDADEL 2U
+# define I2C1_TIMINGR_SDADEL 0U
# endif
# ifndef I2C1_TIMINGR_SCLH
-# define I2C1_TIMINGR_SCLH 15U
+# define I2C1_TIMINGR_SCLH 38U
# endif
# ifndef I2C1_TIMINGR_SCLL
-# define I2C1_TIMINGR_SCLL 21U
+# define I2C1_TIMINGR_SCLL 129U
# endif
#endif