26 Jun
2019
26 Jun
'19
11:46 a.m.
On 6/26/19 7:30 AM, Melin Tomas wrote:
On 6/25/19 6:15 PM, Marek Vasut wrote:
On 6/25/19 3:30 PM, Melin Tomas wrote:
Prior to starting a new transfer, conditionally wait for bus to not be busy.
Reinitialise controller as otherwise operation is not stable. For reference, see linux kernel commit: 9656eeebf3f1 ("i2c: Revert "i2c: xiic: Do not reset controller before every transfer"")
Signed-off-by: Tomas Melin tomas.melin@vaisala.com
Changes in v2:
- Change variable declaration order
- Change timeout to 3ms
Why 3mS ?
That is value used also in kernel driver.
But why 3mS , why not e.g. 5mS ?
--
Best regards,
Marek Vasut