1 // SPDX-License-Identifier: GPL-2.0+
24 	/* Bits in the supply control registers */
36 	int	retval = -1;  in tps6586x_read()
59 	int	retval = -1;  in tps6586x_write()
85  * @return 0 if ok, -1 on error
93 	 * Each vdd has two supply sources, ie, v1 and v2.  in read_voltages()
94 	 * The supply control reg1 and reg2 determine the current selection.  in read_voltages()
98 	if (ctrl1 == -1 || ctrl2 == -1)  in read_voltages()
99 		return -ENOTSUPP;  in read_voltages()
105 	if (*sm0 == -1 || *sm1 == -1)  in read_voltages()
106 		return -ENOTSUPP;  in read_voltages()
119 	 * Only one supply is needed in u-boot. set both v1 and v2 to  in set_voltage()
123 	 * control1 reg to trigger the supply selection.  in set_voltage()
131 		return -ENOTSUPP;  in set_voltage()
136 static int calculate_next_voltage(int voltage, int target, int step)  in calculate_next_voltage()  argument
138 	int diff = voltage < target ? step : -step;  in calculate_next_voltage()
140 	if (abs(target - voltage) > step)  in calculate_next_voltage()
143 		voltage = target;  in calculate_next_voltage()
155 	if (ret != -1) {  in tps6586x_set_pwm_mode()
162 	if (ret == -1)  in tps6586x_set_pwm_mode()
179 		return -EINVAL;  in tps6586x_adjust_sm0_sm1()
188 	if (min_sm0_over_sm1 != -1 && sm0 < sm1 + min_sm0_over_sm1) {  in tps6586x_adjust_sm0_sm1()
191 		return -EINVAL;  in tps6586x_adjust_sm0_sm1()
217 		debug("%d-%d   %d-%d   ", sm0, sm0_target, sm1, sm1_target);  in tps6586x_adjust_sm0_sm1()
240 	debug("%d-%d   %d-%d   done\n", sm0, sm0_target, sm1, sm1_target);  in tps6586x_adjust_sm0_sm1()
242 	return bad ? -EINVAL : 0;  in tps6586x_adjust_sm0_sm1()