1 /* 2 * TWL4030 input 3 * 4 * Copyright (C) 2015 Paul Kocialkowski <contact@paulk.fr> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #include <twl4030.h> 10 11 int twl4030_input_power_button(void) 12 { 13 u8 data; 14 15 twl4030_i2c_read_u8(TWL4030_CHIP_PM_MASTER, 16 TWL4030_PM_MASTER_STS_HW_CONDITIONS, &data); 17 18 if (data & TWL4030_PM_MASTER_STS_HW_CONDITIONS_PWON) 19 return 1; 20 21 return 0; 22 } 23 24 int twl4030_input_charger(void) 25 { 26 u8 data; 27 28 twl4030_i2c_read_u8(TWL4030_CHIP_PM_MASTER, 29 TWL4030_PM_MASTER_STS_HW_CONDITIONS, &data); 30 31 if (data & TWL4030_PM_MASTER_STS_HW_CONDITIONS_CHG) 32 return 1; 33 34 return 0; 35 } 36 37 int twl4030_input_usb(void) 38 { 39 u8 data; 40 41 twl4030_i2c_read_u8(TWL4030_CHIP_PM_MASTER, 42 TWL4030_PM_MASTER_STS_HW_CONDITIONS, &data); 43 44 if (data & TWL4030_PM_MASTER_STS_HW_CONDITIONS_USB || 45 data & TWL4030_PM_MASTER_STS_HW_CONDITIONS_VBUS) 46 return 1; 47 48 return 0; 49 } 50