3 * Ricado Ribalda-Universidad Autonoma de Madrid, ricardo.ribalda@gmail.com
4 * This work has been supported by: QTechnology http://qtec.com/
5 * SPDX-License-Identifier: GPL-2.0+
12 #define ADT7460_ADDRESS 0x2c
13 #define ADT7460_INVALID 128
14 #define ADT7460_CONFIG 0x40
15 #define ADT7460_REM1_TEMP 0x25
16 #define ADT7460_LOCAL_TEMP 0x26
17 #define ADT7460_REM2_TEMP 0x27
19 int dtt_read(int sensor, int reg)
24 if (i2c_read(ADT7460_ADDRESS, dir, 1, &data, 1) == -1)
26 if (data == ADT7460_INVALID)
32 int dtt_write(int sensor, int reg, int val)
37 if (i2c_write(ADT7460_ADDRESS, dir, 1, &data, 1) == -1)
43 int dtt_init_one(int sensor)
45 printf("ADT7460 at I2C address 0x%2x\n", ADT7460_ADDRESS);
47 if (dtt_write(0, ADT7460_CONFIG, 1) == -1) {
48 puts("Error initialiting ADT7460\n");
55 int dtt_get_temp(int sensor)
59 { ADT7460_REM1_TEMP, ADT7460_LOCAL_TEMP, ADT7460_REM2_TEMP };
62 puts("DTT sensor does not exist\n");
66 aux = dtt_read(0, table[sensor]);
68 puts("DTT temperature read failed\n");