On Tue, 17 Dec 2013, Krzysztof Kozlowski wrote: > On Tue, 2013-12-17 at 13:51 +0000, Lee Jones wrote: > > > Add symbols for hard-coded values of BUCK_RAMP field in DVS_RAMP > > > register. This simplifies a little the code as register update is called > > > only once. > > > > > > Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx> > > > Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> > > > Cc: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> > > > --- > > > drivers/regulator/s5m8767.c | 22 ++++++++++------------ > > > include/linux/mfd/samsung/s5m8767.h | 15 +++++++++++++++ > > > 2 files changed, 25 insertions(+), 12 deletions(-) > > > > <snip> > > > > > diff --git a/include/linux/mfd/samsung/s5m8767.h b/include/linux/mfd/samsung/s5m8767.h > > > index 9198377ee859..2ab0b0f03641 100644 > > > --- a/include/linux/mfd/samsung/s5m8767.h > > > +++ b/include/linux/mfd/samsung/s5m8767.h > > > @@ -186,4 +186,19 @@ enum s5m8767_regulators { > > > #define S5M8767_ENCTRL_SHIFT 6 > > > #define S5M8767_ENCTRL_MASK (0x3 << S5M8767_ENCTRL_SHIFT) > > > > > > +/* > > > + * Values for BUCK_RAMP field in DVS_RAMP register, matching raw values > > > + * in mV/us. > > > + */ > > > +enum s5m8767_dvs_buck_ramp_values { > > > + S5M8767_DVS_BUCK_RAMP_5 = 0x4, > > > + S5M8767_DVS_BUCK_RAMP_10 = 0x9, > > > + S5M8767_DVS_BUCK_RAMP_12_5 = 0xb, > > > + S5M8767_DVS_BUCK_RAMP_25 = 0xd, > > > + S5M8767_DVS_BUCK_RAMP_50 = 0xe, > > > + S5M8767_DVS_BUCK_RAMP_100 = 0xf, > > > +}; > > > > Why do these have to be enums? > > There is no special need. I chose enum because it is a kind of > enumeration of all valid values for BUCK_RAMP field (valid according to > datasheet). If you prefer #define then I'll change it. I'm not fussed enough to make you resubmit. Acked-by: Lee Jones <lee.jones@xxxxxxxxxx> -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html