Re: [PATCH v7 1/4] mfd: RK808: Add RK818 support

From: Lee Jones
Date: Fri Aug 19 2016 - 04:32:14 EST


On Fri, 19 Aug 2016, Wadim Egorov wrote:
> On 18.08.2016 16:34, Lee Jones wrote:
> > On Wed, 10 Aug 2016, Wadim Egorov wrote:
> >
> >> The RK818 chip is a Power Management IC (PMIC) for multimedia and handheld
> >> devices. It contains the following components:
> >>
> >> - Regulators
> >> - RTC
> >> - Clocking
> >> - Battery support
> >>
> >> Both RK808 and RK818 chips are using a similar register map,
> >> so we can reuse the RTC and Clocking functionality.
> >>
> >> Signed-off-by: Wadim Egorov <w.egorov@xxxxxxxxx>
> >> Tested-by: Andy Yan <andy.yan@xxxxxxxxxxxxxx>
> >> ---
> >> Changes since v6:
> >> - Squashed in the patch
> >> mfd: RK808: Fetch PMIC variant from chip id register
> >>
> >> ---
> >> drivers/mfd/Kconfig | 4 +-
> >> drivers/mfd/rk808.c | 226 +++++++++++++++++++++++++++++++++++++++-------
> >> include/linux/mfd/rk808.h | 154 +++++++++++++++++++++++++++++--
> >> 3 files changed, 342 insertions(+), 42 deletions(-)

[...]

> >> struct rk808_reg_data {
> >> int addr;
> >> @@ -57,6 +62,14 @@ static bool rk808_is_volatile_reg(struct device *dev, unsigned int reg)
> >> return false;
> >> }
> >>
> >> +static const struct regmap_config rk818_regmap_config = {
> >> + .reg_bits = 8,
> >> + .val_bits = 8,
> >> + .max_register = RK818_USB_CTRL_REG,
> >> + .cache_type = REGCACHE_RBTREE,
> >> + .volatile_reg = rk808_is_volatile_reg,
> >> +};
> >> +
> >> static const struct regmap_config rk808_regmap_config = {
> >> .reg_bits = 8,
> >> .val_bits = 8,
> >> @@ -79,11 +92,21 @@ static const struct mfd_cell rk808s[] = {
> >> {
> >> .name = "rk808-rtc",
> >> .num_resources = ARRAY_SIZE(rtc_resources),
> >> - .resources = &rtc_resources[0],
> >> + .resources = rtc_resources,
> > ?
>
> you told me to change this

It's an unrelated change that has nothing to do with this patch, which
is why I am confused.

But it's okay, I'll let it sneak in on this occasion, rather than
asking you to send a separate patch.

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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