| /* Copyright 2019 The Chromium OS Authors. All rights reserved. |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| #ifndef __CROS_EC_I2C_BITBANG_H |
| #define __CROS_EC_I2C_BITBANG_H |
| |
| #include "i2c.h" |
| |
| extern const struct i2c_drv bitbang_drv; |
| |
| extern const struct i2c_port_t i2c_bitbang_ports[]; |
| extern const unsigned int i2c_bitbang_ports_used; |
| |
| /* expose static functions for testing */ |
| #ifdef TEST_BUILD |
| int bitbang_start_cond(const struct i2c_port_t *i2c_port); |
| void bitbang_stop_cond(const struct i2c_port_t *i2c_port); |
| int bitbang_write_byte(const struct i2c_port_t *i2c_port, uint8_t byte); |
| void bitbang_set_started(int val); |
| #endif |
| |
| #endif /* __CROS_EC_I2C_BITBANG_H */ |
