diff options
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-rcar.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c index 25013641a85d..3b5397aa4ca6 100644 --- a/drivers/i2c/busses/i2c-rcar.c +++ b/drivers/i2c/busses/i2c-rcar.c @@ -240,15 +240,15 @@ static int rcar_i2c_clock_calculate(struct rcar_i2c_priv *priv) u32 scgd, cdf, round, ick, sum, scl, cdf_width; unsigned long rate; struct device *dev = rcar_i2c_priv_to_dev(priv); - struct i2c_timings i2c_t = { + struct i2c_timings t = { .bus_freq_hz = I2C_MAX_STANDARD_MODE_FREQ, .scl_fall_ns = 35, .scl_rise_ns = 200, .scl_int_delay_ns = 50, - }, *t = &i2c_t; + }; /* Fall back to previously used values if not supplied */ - i2c_parse_fw_timings(dev, &i2c_t, false); + i2c_parse_fw_timings(dev, &t, false); switch (priv->devtype) { case I2C_RCAR_GEN1: @@ -294,7 +294,7 @@ static int rcar_i2c_clock_calculate(struct rcar_i2c_priv *priv) * = F[sum * ick / 1000000000] * = F[(ick / 1000000) * sum / 1000] */ - sum = t->scl_fall_ns + t->scl_rise_ns + t->scl_int_delay_ns; + sum = t.scl_fall_ns + t.scl_rise_ns + t.scl_int_delay_ns; round = (ick + 500000) / 1000000 * sum; round = (round + 500) / 1000; @@ -312,7 +312,7 @@ static int rcar_i2c_clock_calculate(struct rcar_i2c_priv *priv) */ for (scgd = 0; scgd < 0x40; scgd++) { scl = ick / (20 + (scgd * 8) + round); - if (scl <= t->bus_freq_hz) + if (scl <= t.bus_freq_hz) goto scgd_find; } dev_err(dev, "it is impossible to calculate best SCL\n"); @@ -320,7 +320,7 @@ static int rcar_i2c_clock_calculate(struct rcar_i2c_priv *priv) scgd_find: dev_dbg(dev, "clk %d/%d(%lu), round %u, CDF:0x%x, SCGD: 0x%x\n", - scl, t->bus_freq_hz, rate, round, cdf, scgd); + scl, t.bus_freq_hz, rate, round, cdf, scgd); /* keep icccr value */ priv->icccr = scgd << cdf_width | cdf; |