On Tue, Feb 20, 2018 at 05:49:38PM +0000, Ard Biesheuvel wrote: > This adds support for using the random number generator in the Atmel > AtSha204a over I2C. Other functionality of the chip is currently > unsupported. > > Note that the the I2C support in this device essentially violates the > protocol layering, by requiring that the device is woken up by driving > SDA low for a certain amount of time, which is something that cannot be > expressed in terms of an I2C packet sent to the device's slave address. > Instead, the slave address 0x0 is added to the device's address array, > and the wake is sent by sending a dummy write to address 0x0, and > ignoring the subsequent error. This requires the I2C bus to be clocked > at 100 kHz. > > Contributed-under: TianoCore Contribution Agreement 1.1 > Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org>
All of my feedback from v1 has been addressed, so: Reviewed-by: Leif Lindholm <leif.lindh...@linaro.org> _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel
