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authorCarlos Song <carlos.song@nxp.com>2024-09-10 08:16:25 +0300
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2024-09-17 17:46:22 +0300
commitaef79e189ba2b32f78bd35daf2c0b41f3868a321 (patch)
tree6eb9e26a4f8003122a4d94c1328ff868fb287130 /rust/helpers/helpers.c
parent061dd21ca712cd7103c26ed77bb4a04d98930981 (diff)
downloadlinux-aef79e189ba2b32f78bd35daf2c0b41f3868a321.tar.xz
i3c: master: support to adjust first broadcast address speed
According to I3C spec 6.2 Timing Specification, the Open Drain High Period of SCL Clock timing for first broadcast address should be adjusted to 200ns at least. I3C device working as i2c device will see the broadcast to close its Spike Filter then change to work at I3C mode. After that I3C open drain SCL high level should be adjusted back. Signed-off-by: Carlos Song <carlos.song@nxp.com> Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Frank Li <Frank.Li@nxp.com> Link: https://lore.kernel.org/r/20240910051626.4052552-1-carlos.song@nxp.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
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