]> git.baikalelectronics.ru Git - kernel.git/commit
regulator: tps62360: Fix off-by-one shift for ramp_ctrl
authorAxel Lin <axel.lin@ingics.com>
Tue, 23 Apr 2013 04:35:53 +0000 (12:35 +0800)
committerMark Brown <broonie@opensource.wolfsonmicro.com>
Tue, 23 Apr 2013 10:26:56 +0000 (11:26 +0100)
commitb2f15d8e61272149921073d254d155e029fbe70e
tree0ed6e62d881a1b4999ae97e5dfc4a8a67ab42f78
parent703672083ec5dcd1f437e1daaee90f8eb03563a0
regulator: tps62360: Fix off-by-one shift for ramp_ctrl

According to the datasheet[1]

Register 0x06h Description: RmpCtrl (REGISTER ADDRESS: 0x06h Read/Write)
BIT[5..7]:
        RMP[2:0] Output voltage ramp timing
        D7-D5   Slope
        000     32mV/us
        001     16mV/us
        010     8mV/us
        ...
        110     0.5mV/us
        111     0.25mV/us

Thus to get correct ramp_ctrl value, we need to right-shift 5 bits.

[1] http://www.ti.com/lit/ds/symlink/tps62360.pdf

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
drivers/regulator/tps62360-regulator.c