In case it's wedged.
Signed-off-by: Keith Packard <keithp@keithp.com>
ao_i2c_channel_init(uint8_t index)
{
struct stm_i2c *stm_i2c = ao_i2c_stm_info[index].stm_i2c;
ao_i2c_channel_init(uint8_t index)
{
struct stm_i2c *stm_i2c = ao_i2c_stm_info[index].stm_i2c;
/* Turn I2C off while configuring */
/* Turn I2C off while configuring */
+ stm_i2c->cr1 = (1 << STM_I2C_CR1_SWRST);
+ for (i = 0; i < 100; i++)
+ asm("nop");
stm_i2c->cr1 = 0;
stm_i2c->cr2 = AO_STM_I2C_CR2;
stm_i2c->cr1 = 0;
stm_i2c->cr2 = AO_STM_I2C_CR2;