Otavio Salvador 2b679ca113 regulator: rk808: Fix BUCK1/2 voltages on rk805
RK805 has the following voltage range for the BUCK1 and BUCK2 regulators:

From 0.7125V to 1.45V in 12.5mV steps, 1.8V, 2V, 2.2V and 2.3V

, which corresponds to the following values as per the RK805
datasheet:

000 000: 0.7125V
000 001: 0.725V
……
111 011: 1.45V
111 100: 1.8V
111 101: 2.0V
111 110: 2.2V
111 111: 2.3V

This means that the voltage range is not linear and so RK805 can not
reuse the same regulator_ops structure from RK808.

Fix it by creating a list with the correct supported voltage values
for RK805 BUCK1 and BUCK2 regulators.

Tested on a rv1108-elgin-r1 board that now correctly reports a BUCK2
voltage of 2.2V instead of the unsupported value of 1.4875V.

Fixes: c4e0d344c1 ("regulator: rk808: Add regulator driver for RK805")
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Mark Brown <broonie@kernel.org>
2019-02-02 17:16:06 +01:00
2018-10-31 08:54:14 -07:00
2019-01-04 14:27:09 -07:00
2019-01-06 17:08:20 -08:00

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