Searched refs:div_b (Results 1 – 1 of 1) sorted by relevance
| /external/u-boot/drivers/i2c/ |
| D | i2c-cdns.c | 152 unsigned int div_a, div_b, calc_div_a = 0, calc_div_b = 0; in cdns_i2c_calc_divs() local
167 div_b = DIV_ROUND_UP(input_clk, 22 * fscl * (div_a + 1)); in cdns_i2c_calc_divs()
169 if ((div_b < 1) || (div_b > CDNS_I2C_DIVB_MAX)) in cdns_i2c_calc_divs()
171 div_b--; in cdns_i2c_calc_divs()
173 actual_fscl = input_clk / (22 * (div_a + 1) * (div_b + 1)); in cdns_i2c_calc_divs()
183 calc_div_b = div_b; in cdns_i2c_calc_divs()
199 u32 div_a = 0, div_b = 0; in cdns_i2c_set_bus_speed() local
209 ret = cdns_i2c_calc_divs(&speed_p, bus->input_freq, &div_a, &div_b); in cdns_i2c_set_bus_speed()
214 __func__, div_a, div_b, bus->input_freq, speed, speed_p); in cdns_i2c_set_bus_speed()
216 writel((div_b << CDNS_I2C_CONTROL_DIV_B_SHIFT) | in cdns_i2c_set_bus_speed()
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