From 929ef7192a497c7b6dc9d72c8bf455dc152dffbc Mon Sep 17 00:00:00 2001 From: Marti Bolivar Date: Fri, 22 Jun 2012 14:41:48 -0400 Subject: : Add I2C_CCR_DUTY bit value definitions. Signed-off-by: Marti Bolivar --- libmaple/include/libmaple/i2c.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'libmaple') diff --git a/libmaple/include/libmaple/i2c.h b/libmaple/include/libmaple/i2c.h index f7821af..ff1c313 100644 --- a/libmaple/include/libmaple/i2c.h +++ b/libmaple/include/libmaple/i2c.h @@ -181,7 +181,9 @@ typedef struct i2c_msg { /* Clock control register */ #define I2C_CCR_FS (1U << 15) // Fast mode selection -#define I2C_CCR_DUTY (1U << 14) // 16/9 duty ratio +#define I2C_CCR_DUTY (1U << 14) // Fast mode duty cycle +#define I2C_CCR_DUTY_2_1 (0U << 14) // Fast mode duty: 2/1 +#define I2C_CCR_DUTY_16_9 (1U << 14) // Fast mode duty: 16/9 #define I2C_CCR_CCR 0xFFF // Clock control bits /* -- cgit v1.2.3