diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-tegra.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-tegra.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index cbc2ad49043e..4c4d17ddc96b 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -123,10 +123,6 @@ #define I2C_THIGH_SHIFT 8 #define I2C_INTERFACE_TIMING_1 0x98 -#define I2C_STANDARD_MODE 100000 -#define I2C_FAST_MODE 400000 -#define I2C_FAST_PLUS_MODE 1000000 - /* Packet header size in bytes */ #define I2C_PACKET_HEADER_SIZE 12 @@ -737,8 +733,8 @@ static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev, bool clk_reinit) I2C_CLK_DIVISOR_STD_FAST_MODE_SHIFT; i2c_writel(i2c_dev, clk_divisor, I2C_CLK_DIVISOR); - if (i2c_dev->bus_clk_rate > I2C_STANDARD_MODE && - i2c_dev->bus_clk_rate <= I2C_FAST_PLUS_MODE) { + if (i2c_dev->bus_clk_rate > I2C_MAX_STANDARD_MODE_FREQ && + i2c_dev->bus_clk_rate <= I2C_MAX_FAST_MODE_PLUS_FREQ) { tlow = i2c_dev->hw->tlow_fast_fastplus_mode; thigh = i2c_dev->hw->thigh_fast_fastplus_mode; tsu_thd = i2c_dev->hw->setup_hold_time_fast_fast_plus_mode; @@ -1341,7 +1337,7 @@ static void tegra_i2c_parse_dt(struct tegra_i2c_dev *i2c_dev) ret = of_property_read_u32(np, "clock-frequency", &i2c_dev->bus_clk_rate); if (ret) - i2c_dev->bus_clk_rate = 100000; /* default clock rate */ + i2c_dev->bus_clk_rate = I2C_MAX_STANDARD_MODE_FREQ; /* default clock rate */ multi_mode = of_property_read_bool(np, "multi-master"); i2c_dev->is_multimaster_mode = multi_mode; @@ -1640,12 +1636,12 @@ static int tegra_i2c_probe(struct platform_device *pdev) } } - if (i2c_dev->bus_clk_rate > I2C_FAST_MODE && - i2c_dev->bus_clk_rate <= I2C_FAST_PLUS_MODE) + if (i2c_dev->bus_clk_rate > I2C_MAX_FAST_MODE_FREQ && + i2c_dev->bus_clk_rate <= I2C_MAX_FAST_MODE_PLUS_FREQ) i2c_dev->clk_divisor_non_hs_mode = i2c_dev->hw->clk_divisor_fast_plus_mode; - else if (i2c_dev->bus_clk_rate > I2C_STANDARD_MODE && - i2c_dev->bus_clk_rate <= I2C_FAST_MODE) + else if (i2c_dev->bus_clk_rate > I2C_MAX_STANDARD_MODE_FREQ && + i2c_dev->bus_clk_rate <= I2C_MAX_FAST_MODE_FREQ) i2c_dev->clk_divisor_non_hs_mode = i2c_dev->hw->clk_divisor_fast_mode; else |