On Thu, 02 Oct 2014, Krzysztof Kozlowski wrote:
> Prepare for adding support for Maxim 77693 charger by adding necessary
> new defines and structure for device tree parsed data.
>
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> ---
> include/linux/mfd/max77693-private.h | 108 +++++++++++++++++++++++++++++++++++
> include/linux/mfd/max77693.h | 8 +++
> 2 files changed, 116 insertions(+)
Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
> diff --git a/include/linux/mfd/max77693-private.h b/include/linux/mfd/max77693-private.h
> index fc17d56581b2..e1b2b61285b9 100644
> --- a/include/linux/mfd/max77693-private.h
> +++ b/include/linux/mfd/max77693-private.h
> @@ -144,10 +144,118 @@ enum max77693_pmic_reg {
> #define FLASH_INT_FLED1_SHORT BIT(3)
> #define FLASH_INT_OVER_CURRENT BIT(4)
>
> +/* Fast charge timer in in hours */
> +#define DEFAULT_FAST_CHARGE_TIMER 4
> +/* microamps */
> +#define DEFAULT_TOP_OFF_THRESHOLD_CURRENT 150000
> +/* minutes */
> +#define DEFAULT_TOP_OFF_TIMER 30
> +/* microvolts */
> +#define DEFAULT_CONSTANT_VOLT 4200000
> +/* microvolts */
> +#define DEFAULT_MIN_SYSTEM_VOLT 3600000
> +/* celsius */
> +#define DEFAULT_THERMAL_REGULATION_TEMP 100
> +/* microamps */
> +#define DEFAULT_BATTERY_OVERCURRENT 3500000
> +/* microvolts */
> +#define DEFAULT_CHARGER_INPUT_THRESHOLD_VOLT 4300000
> +
> +/* MAX77693_CHG_REG_CHG_INT_OK register */
> +#define CHG_INT_OK_BYP_SHIFT 0
> +#define CHG_INT_OK_BAT_SHIFT 3
> +#define CHG_INT_OK_CHG_SHIFT 4
> +#define CHG_INT_OK_CHGIN_SHIFT 6
> +#define CHG_INT_OK_DETBAT_SHIFT 7
> +#define CHG_INT_OK_BYP_MASK BIT(CHG_INT_OK_BYP_SHIFT)
> +#define CHG_INT_OK_BAT_MASK BIT(CHG_INT_OK_BAT_SHIFT)
> +#define CHG_INT_OK_CHG_MASK BIT(CHG_INT_OK_CHG_SHIFT)
> +#define CHG_INT_OK_CHGIN_MASK BIT(CHG_INT_OK_CHGIN_SHIFT)
> +#define CHG_INT_OK_DETBAT_MASK BIT(CHG_INT_OK_DETBAT_SHIFT)
> +
> +/* MAX77693_CHG_REG_CHG_DETAILS_00 register */
> +#define CHG_DETAILS_00_CHGIN_SHIFT 5
> +#define CHG_DETAILS_00_CHGIN_MASK (0x3 << CHG_DETAILS_00_CHGIN_SHIFT)
> +
> +/* MAX77693_CHG_REG_CHG_DETAILS_01 register */
> +#define CHG_DETAILS_01_CHG_SHIFT 0
> +#define CHG_DETAILS_01_BAT_SHIFT 4
> +#define CHG_DETAILS_01_TREG_SHIFT 7
> +#define CHG_DETAILS_01_CHG_MASK (0xf << CHG_DETAILS_01_CHG_SHIFT)
> +#define CHG_DETAILS_01_BAT_MASK (0x7 << CHG_DETAILS_01_BAT_SHIFT)
> +#define CHG_DETAILS_01_TREG_MASK BIT(7)
> +
> +/* MAX77693_CHG_REG_CHG_DETAILS_01/CHG field */
> +enum max77693_charger_charging_state {
> + MAX77693_CHARGING_PREQUALIFICATION = 0x0,
> + MAX77693_CHARGING_FAST_CONST_CURRENT,
> + MAX77693_CHARGING_FAST_CONST_VOLTAGE,
> + MAX77693_CHARGING_TOP_OFF,
> + MAX77693_CHARGING_DONE,
> + MAX77693_CHARGING_HIGH_TEMP,
> + MAX77693_CHARGING_TIMER_EXPIRED,
> + MAX77693_CHARGING_THERMISTOR_SUSPEND,
> + MAX77693_CHARGING_OFF,
> + MAX77693_CHARGING_RESERVED,
> + MAX77693_CHARGING_OVER_TEMP,
> + MAX77693_CHARGING_WATCHDOG_EXPIRED,
> +};
> +
> +/* MAX77693_CHG_REG_CHG_DETAILS_01/BAT field */
> +enum max77693_charger_battery_state {
> + MAX77693_BATTERY_NOBAT = 0x0,
> + /* Dead-battery or low-battery prequalification */
> + MAX77693_BATTERY_PREQUALIFICATION,
> + MAX77693_BATTERY_TIMER_EXPIRED,
> + MAX77693_BATTERY_GOOD,
> + MAX77693_BATTERY_LOWVOLTAGE,
> + MAX77693_BATTERY_OVERVOLTAGE,
> + MAX77693_BATTERY_OVERCURRENT,
> + MAX77693_BATTERY_RESERVED,
> +};
> +
> +/* MAX77693_CHG_REG_CHG_DETAILS_02 register */
> +#define CHG_DETAILS_02_BYP_SHIFT 0
> +#define CHG_DETAILS_02_BYP_MASK (0xf << CHG_DETAILS_02_BYP_SHIFT)
> +
> /* MAX77693 CHG_CNFG_00 register */
> #define CHG_CNFG_00_CHG_MASK 0x1
> #define CHG_CNFG_00_BUCK_MASK 0x4
>
> +/* MAX77693_CHG_REG_CHG_CNFG_01 register */
> +#define CHG_CNFG_01_FCHGTIME_SHIFT 0
> +#define CHG_CNFG_01_CHGRSTRT_SHIFT 4
> +#define CHG_CNFG_01_PQEN_SHIFT 7
> +#define CHG_CNFG_01_FCHGTIME_MASK (0x7 << CHG_CNFG_01_FCHGTIME_SHIFT)
> +#define CHG_CNFG_01_CHGRSTRT_MASK (0x3 << CHG_CNFG_01_CHGRSTRT_SHIFT)
> +#define CHG_CNFG_01_PQEN_MAKS BIT(CHG_CNFG_01_PQEN_SHIFT)
> +
> +/* MAX77693_CHG_REG_CHG_CNFG_03 register */
> +#define CHG_CNFG_03_TOITH_SHIFT 0
> +#define CHG_CNFG_03_TOTIME_SHIFT 3
> +#define CHG_CNFG_03_TOITH_MASK (0x7 << CHG_CNFG_03_TOITH_SHIFT)
> +#define CHG_CNFG_03_TOTIME_MASK (0x7 << CHG_CNFG_03_TOTIME_SHIFT)
> +
> +/* MAX77693_CHG_REG_CHG_CNFG_04 register */
> +#define CHG_CNFG_04_CHGCVPRM_SHIFT 0
> +#define CHG_CNFG_04_MINVSYS_SHIFT 5
> +#define CHG_CNFG_04_CHGCVPRM_MASK (0x1f << CHG_CNFG_04_CHGCVPRM_SHIFT)
> +#define CHG_CNFG_04_MINVSYS_MASK (0x7 << CHG_CNFG_04_MINVSYS_SHIFT)
> +
> +/* MAX77693_CHG_REG_CHG_CNFG_06 register */
> +#define CHG_CNFG_06_CHGPROT_SHIFT 2
> +#define CHG_CNFG_06_CHGPROT_MASK (0x3 << CHG_CNFG_06_CHGPROT_SHIFT)
> +
> +/* MAX77693_CHG_REG_CHG_CNFG_07 register */
> +#define CHG_CNFG_07_REGTEMP_SHIFT 5
> +#define CHG_CNFG_07_REGTEMP_MASK (0x3 << CHG_CNFG_07_REGTEMP_SHIFT)
> +
> +/* MAX77693_CHG_REG_CHG_CNFG_12 register */
> +#define CHG_CNFG_12_B2SOVRC_SHIFT 0
> +#define CHG_CNFG_12_VCHGINREG_SHIFT 3
> +#define CHG_CNFG_12_B2SOVRC_MASK (0x7 << CHG_CNFG_12_B2SOVRC_SHIFT)
> +#define CHG_CNFG_12_VCHGINREG_MASK (0x3 << CHG_CNFG_12_VCHGINREG_SHIFT)
> +
> /* MAX77693 CHG_CNFG_09 Register */
> #define CHG_CNFG_09_CHGIN_ILIM_MASK 0x7F
>
> diff --git a/include/linux/mfd/max77693.h b/include/linux/mfd/max77693.h
> index f0b6585cd874..88ef24b28294 100644
> --- a/include/linux/mfd/max77693.h
> +++ b/include/linux/mfd/max77693.h
> @@ -63,6 +63,14 @@ struct max77693_muic_platform_data {
> int path_uart;
> };
>
> +struct max77693_charger_platform_data {
> + u32 constant_volt;
> + u32 min_system_volt;
> + u32 thermal_regulation_temp;
> + u32 batttery_overcurrent;
> + u32 charge_input_threshold_volt;
> +};
> +
> /* MAX77693 led flash */
>
> /* triggers */
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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