diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-mlxbf.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-mlxbf.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/i2c/busses/i2c-mlxbf.c b/drivers/i2c/busses/i2c-mlxbf.c index 8345f7e6385d..6c1cfe9ec8ac 100644 --- a/drivers/i2c/busses/i2c-mlxbf.c +++ b/drivers/i2c/busses/i2c-mlxbf.c @@ -20,6 +20,7 @@ #include <linux/platform_device.h> #include <linux/string.h> #include <linux/string_choices.h> +#include <linux/units.h> /* Defines what functionality is present. */ #define MLXBF_I2C_FUNC_SMBUS_BLOCK \ @@ -65,15 +66,13 @@ * strongly dependent on the core clock frequency of the SMBus * Master. Default value is set to 400MHz. */ -#define MLXBF_I2C_TYU_PLL_OUT_FREQ (400 * 1000 * 1000) +#define MLXBF_I2C_TYU_PLL_OUT_FREQ (400 * HZ_PER_MHZ) /* Reference clock for Bluefield - 156 MHz. */ #define MLXBF_I2C_PLL_IN_FREQ 156250000ULL /* Constant used to determine the PLL frequency. */ #define MLNXBF_I2C_COREPLL_CONST 16384ULL -#define MLXBF_I2C_FREQUENCY_1GHZ 1000000000ULL - /* PLL registers. */ #define MLXBF_I2C_CORE_PLL_REG1 0x4 #define MLXBF_I2C_CORE_PLL_REG2 0x8 @@ -326,12 +325,6 @@ } enum { - MLXBF_I2C_TIMING_100KHZ = 100000, - MLXBF_I2C_TIMING_400KHZ = 400000, - MLXBF_I2C_TIMING_1000KHZ = 1000000, -}; - -enum { MLXBF_I2C_F_READ = BIT(0), MLXBF_I2C_F_WRITE = BIT(1), MLXBF_I2C_F_NORESTART = BIT(3), @@ -1083,7 +1076,7 @@ static u32 mlxbf_i2c_get_ticks(struct mlxbf_i2c_priv *priv, u64 nanoseconds, * Frequency */ frequency = priv->frequency; - ticks = div_u64(nanoseconds * frequency, MLXBF_I2C_FREQUENCY_1GHZ); + ticks = div_u64(nanoseconds * frequency, HZ_PER_GHZ); /* * The number of ticks is rounded down and if minimum is equal to 1 * then add one tick. |