9 Commits

Author SHA1 Message Date
Alex Maclean
8049243221 atsam: Add support for SAM E70
Signed-off-by: Alex Maclean <monkeh@monkeh.net>
2022-03-26 11:59:27 -04:00
Kevin O'Connor
bb08dc7ae9 atsam: Add get_pclock_frequency() helper function
Add get_pclock_frequency() and use it to calculate peripheral clocks.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2021-11-20 13:52:16 -05:00
Alex Maclean
92ca111986 atsam: Fix I2C bitrate
Multiplying the desired bitrate by 4 results in half the
desired period and thus twice the desired bitrate.

Signed-off-by: Alex Maclean <monkeh@monkeh.net>
2021-11-20 13:28:35 -05:00
Kevin O'Connor
edb679b83d atsam: Enable pullup on i2c SDA line
The internal pullup helps ensure i2c errors are detected properly.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-05-23 09:32:10 -04:00
Kevin O'Connor
24b1638c25 atsam: Improve i2c timeout detection
Unify timeout detection in i2c_write() and i2c_read().

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-05-23 09:32:10 -04:00
Kevin O'Connor
5fe5f09244 atsam: Minor whitespace changes to i2c.c
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-05-23 09:13:55 -04:00
Kevin O'Connor
7e8ecfe177 atsam: Use enumerations for buses and reserve pins
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-04-04 18:29:31 -04:00
Kevin O'Connor
d4790356da atsam: Add MACH_SAM3X, MACH_SAM4, MACH_SAM4E, MACH_SAM4S definitions
Add additional Kconfig definitions to make it easier to select the
correct code.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2019-01-18 09:56:24 -05:00
Florian Heilmann
6256599a6d src: Rename source folders for atsam and atsamd architectures
Signed-off-by: Florian Heilmann <Florian.Heilmann@gmx.net>
2019-01-12 20:14:50 -05:00