Re: [PATCH V8 2/5] i2c: tegra: Add Bus Clear Master Support

2019-01-31 Thread Dmitry Osipenko
31.01.2019 9:16, Sowjanya Komatineni пишет: > Bus clear feature of tegra i2c controller helps to recover from > bus hang when i2c master loses the bus arbitration due to the > slave device holding SDA LOW continuously for some unknown reasons. > > Per I2C specification, the device that held the bu

Re: [PATCH V8 2/5] i2c: tegra: Add Bus Clear Master Support

2019-01-31 Thread Thierry Reding
On Wed, Jan 30, 2019 at 10:16:24PM -0800, Sowjanya Komatineni wrote: > Bus clear feature of tegra i2c controller helps to recover from > bus hang when i2c master loses the bus arbitration due to the > slave device holding SDA LOW continuously for some unknown reasons. > > Per I2C specification, th

[PATCH V8 2/5] i2c: tegra: Add Bus Clear Master Support

2019-01-30 Thread Sowjanya Komatineni
Bus clear feature of tegra i2c controller helps to recover from bus hang when i2c master loses the bus arbitration due to the slave device holding SDA LOW continuously for some unknown reasons. Per I2C specification, the device that held the bus LOW should release it within 9 clock pulses. During