> 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 <[email protected]>
> Cc: Kyungmin Park <[email protected]>
> Cc: Marek Szyprowski <[email protected]>
> ---
> 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?
> +#define S5M8767_DVS_BUCK_RAMP_SHIFT 4
> +#define S5M8767_DVS_BUCK_RAMP_MASK (0xf << S5M8767_DVS_BUCK_RAMP_SHIFT)
> +
> #endif /* __LINUX_MFD_S5M8767_H */
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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