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Commit e32ad07c authored by Kalle Komierowski's avatar Kalle Komierowski Committed by Lee Jones
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ab8500_fg: Don't clear the CCMuxOffset bit 



The CCMuxOffset bit is not kept set. This will force the
columb counter of the AB8500 to use the measure offset
calibration. This should increase the accuracy of the fuel
gauge.

Signed-off-by: default avatarKalle Komierowski <karl.komierowski@stericsson.com>
Signed-off-by: default avatarMarcus Cooper <marcus.xm.cooper@stericsson.com>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
Reviewed-by: default avatarJonas ABERG <jonas.aberg@stericsson.com>
parent f8e96dff

drivers/power/ab8500_fg.c

+4 −4
Original line number Diff line number Diff line
@@ -484,8 +484,9 @@ static int ab8500_fg_coulomb_counter(struct ab8500_fg *di, bool enable) 
		di->flags.fg_enabled = true;

	} else {

		/* Clear any pending read requests */

		ret = abx500_set_register_interruptible(di->dev,

			AB8500_GAS_GAUGE, AB8500_GASG_CC_CTRL_REG, 0);

		ret = abx500_mask_and_set_register_interruptible(di->dev,

			AB8500_GAS_GAUGE, AB8500_GASG_CC_CTRL_REG,

			(RESET_ACCU | READ_REQ), 0);

		if (ret)

			goto cc_err;
@@ -1403,8 +1404,7 @@ static void ab8500_fg_algorithm_discharging(struct ab8500_fg *di) 
		sleep_time = di->bat->fg_params->init_timer;



		/* Discard the first [x] seconds */

		if (di->init_cnt >

			di->bat->fg_params->init_discard_time) {

		if (di->init_cnt > di->bat->fg_params->init_discard_time) {

			ab8500_fg_calc_cap_discharge_voltage(di, true);



			ab8500_fg_check_capacity_limits(di, true);