On Fri, 13 Jan 2017, Lee Jones wrote:
> On Wed, 11 Jan 2017, Christian Mauderer wrote:
>
> > The axp288_fuelgauge driver and some other axp288_xxx are using a number
> > of the registers of the chip that are changed by hardware (for example
> > charge level). Because these registers are not marked as "volatile" in
> > the regmap, a cached version is used instead of the correct register
> > value. In case of the axp288_fuelgauge that leads to a battery level
> > that only changes on reboot. This patch adds the volatile registers of
> > the chip.
> >
> > Signed-off-by: Christian Mauderer <[email protected]>
> > ---
> > drivers/mfd/axp20x.c | 3 +++
> > 1 file changed, 3 insertions(+)
>
> Applied, thanks.
Change of plan. This patch does not apply.
Please rebase it on top of the MFD tree.
> > diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
> > index ed918de84238..d74b3daca23f 100644
> > --- a/drivers/mfd/axp20x.c
> > +++ b/drivers/mfd/axp20x.c
> > @@ -118,7 +118,10 @@ static const struct regmap_range
> > axp288_writeable_ranges[] = {
> > };
> >
> > static const struct regmap_range axp288_volatile_ranges[] = {
> > + regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_PWR_OP_MODE),
> > regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IPSOUT_V_HIGH_L),
> > + regmap_reg_range(AXP20X_CC_CTRL, AXP288_FG_OCVL_REG),
> > + regmap_reg_range(AXP288_FG_DES_CAP1_REG, AXP288_FG_CC_CAP_REG),
> > };
> >
> > static const struct regmap_access_table axp288_writeable_table = {
>
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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