From 78fb6e31669f85943aef8806053d443168cbb4be Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Tue, 6 Jan 2015 09:14:36 -0600 Subject: pmic: add tps62362 simple wrapper code This regulator is used with AM437x IDK to feed VDD_MPU, without means to scale VDD_MPU we can't support higher frequencies. Signed-off-by: Felipe Balbi --- include/power/tps62362.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 include/power/tps62362.h (limited to 'include/power') diff --git a/include/power/tps62362.h b/include/power/tps62362.h new file mode 100644 index 0000000..720c338 --- /dev/null +++ b/include/power/tps62362.h @@ -0,0 +1,29 @@ +/* + * (C) Copyright 2014 Texas Instruments Incorporated - http://www.ti.com + * Author: Felipe Balbi + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __POWER_TPS62362_H__ +#define __POWER_TPS62362_H__ + +/* I2C chip address */ +#define TPS62362_I2C_ADDR 0x60 + +/* Registers */ +#define TPS62362_SET0 0x00 +#define TPS62362_SET1 0x01 +#define TPS62362_SET2 0x02 +#define TPS62362_SET3 0x03 +#define TPS62362_NUM_REGS 4 + +#define TPS62362_DCDC_VOLT_SEL_0950MV 0x12 +#define TPS62362_DCDC_VOLT_SEL_1100MV 0x21 +#define TPS62362_DCDC_VOLT_SEL_1200MV 0x2b +#define TPS62362_DCDC_VOLT_SEL_1260MV 0x31 +#define TPS62362_DCDC_VOLT_SEL_1330MV 0x38 + +int tps62362_voltage_update(unsigned char reg, unsigned char volt_sel); +int power_tps62362_init(unsigned char bus); +#endif /* __POWER_TPS62362_H__ */ -- cgit v1.1