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- /*
- * (C) Copyright 2010,2011
- * NVIDIA Corporation <www.nvidia.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
- #ifndef _TPS6586X_H_
- #define _TPS6586X_H_
- enum {
- /* SM0-2 PWM/PFM Mode Selection */
- TPS6586X_PWM_SM0 = 1 << 0,
- TPS6586X_PWM_SM1 = 1 << 1,
- TPS6586X_PWM_SM2 = 1 << 2,
- };
- /**
- * Enable PWM mode for selected SM0-2
- *
- * @param mask Mask of synchronous converter to enable (TPS6586X_PWM_...)
- * @return 0 if ok, -1 on error
- */
- int tps6586x_set_pwm_mode(int mask);
- /**
- * Adjust SM0 and SM1 voltages to the given targets in incremental steps.
- *
- * @param sm0_target Target voltage for SM0 in 25mW units, 0=725mV, 31=1.5V
- * @param sm1_target Target voltage for SM1 in 25mW units, 0=725mV, 31=1.5V
- * @param step Amount to change voltage in each step, in 25mW units
- * @param rate Slew ratein mV/us: 0=instantly, 1=0.11, 2=0.22,
- * 3=0.44, 4=0.88, 5=1.76, 6=3.52, 7=7.04
- * @param min_sm0_over_sm1 Minimum amount by which sm0 must exceed sm1.
- * If this condition is not met, no adjustment will be
- * done and an error will be reported. Use -1 to skip
- * this check.
- * @return 0 if ok, -1 on error
- */
- int tps6586x_adjust_sm0_sm1(int sm0_target, int sm1_target, int step, int rate,
- int min_sm0_over_sm1);
- /**
- * Set up the TPS6586X I2C bus number. This will be used for all operations
- * on the device. This function must be called before using other functions.
- *
- * @param bus I2C bus containing the TPS6586X chip
- * @return 0 (always succeeds)
- */
- int tps6586x_init(struct udevice *bus);
- #endif /* _TPS6586X_H_ */
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