b04601a7f0
Add a driver for the TPS65910 PMIC that is found in the AM335x GP EVM, AM335x EVM SK and others. Signed-off-by: Philip, Avinash <avinashphilip@ti.com> [trini: Split and rework Avinash's changes into new drivers/power framework] Signed-off-by: Tom Rini <trini@ti.com>
78 lines
2.5 KiB
C
78 lines
2.5 KiB
C
/*
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* (C) Copyright 2011-2013
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* Texas Instruments, <www.ti.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*
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* For more details, please see the TRM at http://www.ti.com/product/tps65910
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*/
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#ifndef __POWER_TPS65910_H__
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#define __POWER_TPS65910_H__
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#define MPU 0
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#define CORE 1
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#define TPS65910_SR_I2C_ADDR 0x12
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#define TPS65910_CTRL_I2C_ADDR 0x2D
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/* PMIC Register offsets */
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enum {
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TPS65910_VDD1_REG = 0x21,
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TPS65910_VDD1_OP_REG = 0x22,
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TPS65910_VDD2_REG = 0x24,
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TPS65910_VDD2_OP_REG = 0x25,
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TPS65910_DEVCTRL_REG = 0x3F,
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};
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/* VDD2 & VDD1 control register (VDD2_REG & VDD1_REG) */
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#define TPS65910_VGAIN_SEL_MASK (0x3 << 6)
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#define TPS65910_ILMAX_MASK (0x1 << 5)
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#define TPS65910_TSTEP_MASK (0x7 << 2)
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#define TPS65910_ST_MASK (0x3)
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#define TPS65910_REG_VGAIN_SEL_X1 (0x0 << 6)
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#define TPS65910_REG_VGAIN_SEL_X1_0 (0x1 << 6)
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#define TPS65910_REG_VGAIN_SEL_X3 (0x2 << 6)
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#define TPS65910_REG_VGAIN_SEL_X4 (0x3 << 6)
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#define TPS65910_REG_ILMAX_1_0_A (0x0 << 5)
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#define TPS65910_REG_ILMAX_1_5_A (0x1 << 5)
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#define TPS65910_REG_TSTEP_ (0x0 << 2)
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#define TPS65910_REG_TSTEP_12_5 (0x1 << 2)
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#define TPS65910_REG_TSTEP_9_4 (0x2 << 2)
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#define TPS65910_REG_TSTEP_7_5 (0x3 << 2)
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#define TPS65910_REG_TSTEP_6_25 (0x4 << 2)
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#define TPS65910_REG_TSTEP_4_7 (0x5 << 2)
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#define TPS65910_REG_TSTEP_3_12 (0x6 << 2)
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#define TPS65910_REG_TSTEP_2_5 (0x7 << 2)
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#define TPS65910_REG_ST_OFF (0x0)
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#define TPS65910_REG_ST_ON_HI_POW (0x1)
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#define TPS65910_REG_ST_OFF_1 (0x2)
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#define TPS65910_REG_ST_ON_LOW_POW (0x3)
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/* VDD2 & VDD1 voltage selection register. (VDD2_OP_REG & VDD1_OP_REG) */
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#define TPS65910_OP_REG_SEL (0x7F)
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#define TPS65910_OP_REG_CMD_MASK (0x1 << 7)
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#define TPS65910_OP_REG_CMD_OP (0x0 << 7)
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#define TPS65910_OP_REG_CMD_SR (0x1 << 7)
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#define TPS65910_OP_REG_SEL_MASK (0x7F)
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#define TPS65910_OP_REG_SEL_0_9_5 (0x1F) /* 0.9500 V */
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#define TPS65910_OP_REG_SEL_1_1_3 (0x2E) /* 1.1375 V */
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#define TPS65910_OP_REG_SEL_1_2_0 (0x33) /* 1.2000 V */
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#define TPS65910_OP_REG_SEL_1_2_6 (0x38) /* 1.2625 V */
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#define TPS65910_OP_REG_SEL_1_3_2_5 (0x3D) /* 1.3250 V */
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/* Device control register . (DEVCTRL_REG) */
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#define TPS65910_DEVCTRL_REG_SR_CTL_I2C_MASK (0x1 << 4)
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#define TPS65910_DEVCTRL_REG_SR_CTL_I2C_SEL_SR_I2C (0x0 << 4)
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#define TPS65910_DEVCTRL_REG_SR_CTL_I2C_SEL_CTL_I2C (0x1 << 4)
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int tps65910_set_i2c_control(void);
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int tps65910_voltage_update(unsigned int module, unsigned char vddx_op_vol_sel);
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#endif /* __POWER_TPS65910_H__ */
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