drivers: i2c: add i2c driver for sf32lb platform

[ck-telecom]

Add i2c driver for sf32lb platform

[gmarull]

@ck-telecom any progress on this? we're interested to move this forward as we need to talk to some I2C devices :-)

[ck-telecom]

@ck-telecom any progress on this? we're interested to move this forward as we need to talk to some I2C devices :-)

I tried a few times with my ft6146 driver(#96330), the iic bus SR show EBB(EarlyBusBusy), and I check with my analyzer, there is no signal, but the driver could work with my former sifli-hal based driver as I tested OK, so for now it get stucked, I could open the review but need debug

[ck-telecom]

@ck-telecom any progress on this? we're interested to move this forward as we need to talk to some I2C devices :-)

I tried a few times with my ft6146 driver(#96330), the iic bus SR show EBB(EarlyBusBusy), and I check with my analyzer, there is no signal, but the driver could work with my former sifli-hal based driver as I tested OK, so for now it get stucked, I could open the review but need debug

fixed

[ck-telecom]

@ck-telecom any progress on this? we're interested to move this forward as we need to talk to some I2C devices :-)

i2c poll method tested with ft6146 touch driver

[00:04:58.771,000] <dbg> ft6146: ft6146_process_touch: touch_num: 1
[00:04:58.771,000] <dbg> ft6146: ft6146_process_touch: event_flag:2, id:0, x:182, y:249
[00:04:58.771,000] <dbg> input: input_report: Timeout discarded. No blocking in syswq.
[00:04:58.771,000] <dbg> input: input_report: Timeout discarded. No blocking in syswq.
[00:04:58.771,000] <dbg> input: input_report: Timeout discarded. No blocking in syswq.

[00:04:58.782,000] <dbg> ft6146: ft6146_process_touch: touch_num: 1
[00:04:58.782,000] <dbg> ft6146: ft6146_process_touch: event_flag:2, id:0, x:182, y:249
[00:04:58.782,000] <dbg> input: input_report: Timeout discarded. No blocking in syswq.
[00:04:58.782,000] <dbg> input: input_report: Timeout discarded. No blocking in syswq.
[00:04:58.782,000] <dbg> input: input_report: Timeout discarded. No blocking in syswq.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud