diff options
Diffstat (limited to 'driver/ina3221.h')
| -rw-r--r-- | driver/ina3221.h | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/driver/ina3221.h b/driver/ina3221.h deleted file mode 100644 index 4d8c8211b4..0000000000 --- a/driver/ina3221.h +++ /dev/null @@ -1,55 +0,0 @@ -/* Copyright 2019 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - * - * TI INA3221 Current/Power monitor driver. - */ - -#ifndef __CROS_EC_INA3221_H -#define __CROS_EC_INA3221_H - -#define INA3221_REG_CONFIG 0x00 -#define INA3221_REG_MASK 0x0F - -/* - * Common bits are: - * Reset - * average = 1 - * conversion time = 1.1 ms - * mode = shunt and bus, continuous. - */ -#define INA3221_CONFIG_BASE 0x8127 - -/* Bus voltage: lower 3 bits clear, LSB = 8 mV */ -#define INA3221_BUS_MV(reg) (reg) -/* Shunt voltage: lower 3 bits clear, LSB = 40 uV */ -#define INA3221_SHUNT_UV(reg) ((reg) * (40/8)) - -enum ina3221_channel { - INA3221_CHAN_1 = 0, - INA3221_CHAN_2 = 1, - INA3221_CHAN_3 = 2, - INA3221_CHAN_COUNT = 3 -}; - -/* Registers for each channel */ -enum ina3221_register { - INA3221_SHUNT_VOLT = 0, - INA3221_BUS_VOLT = 1, - INA3221_CRITICAL = 2, - INA3221_WARNING = 3, - INA3221_MAX_REG = 4 -}; - -/* Configuration table - defined in board file. */ -struct ina3221_t { - int port; /* I2C port index */ - uint8_t address; /* I2C address */ - const char *name[INA3221_CHAN_COUNT]; /* Channel names */ -}; - -/* External config in board file */ -extern const struct ina3221_t ina3221[]; -extern const unsigned int ina3221_count; - -#endif /* __CROS_EC_INA3221_H */ |