diff options
Diffstat (limited to 'src/soc/mediatek/common/include')
| -rw-r--r-- | src/soc/mediatek/common/include/soc/i2c_common.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/soc/mediatek/common/include/soc/i2c_common.h b/src/soc/mediatek/common/include/soc/i2c_common.h index 72ec46a093..7df1ac5608 100644 --- a/src/soc/mediatek/common/include/soc/i2c_common.h +++ b/src/soc/mediatek/common/include/soc/i2c_common.h @@ -143,4 +143,15 @@ extern struct mtk_i2c mtk_i2c_bus_controller[]; const struct i2c_spec_values *mtk_i2c_get_spec(uint32_t speed); void mtk_i2c_dump_more_info(struct mt_i2c_regs *regs); +int mtk_i2c_check_ac_timing(uint8_t bus, uint32_t clk_src, + uint32_t check_speed, + uint32_t step_cnt, + uint32_t sample_cnt); +int mtk_i2c_calculate_speed(uint8_t bus, uint32_t clk_src, + uint32_t target_speed, + uint32_t *timing_step_cnt, + uint32_t *timing_sample_cnt); +void mtk_i2c_speed_init(uint8_t bus, uint32_t speed); +void mtk_i2c_config_timing(struct mt_i2c_regs *regs, struct mtk_i2c *bus_ctrl); + #endif |