* (C) Copyright 2001
* Bill Hunter, Wave 7 Optics, williamhunter@mediaone.net
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
/*
* Device code
*/
#define DTT_I2C_DEV_CODE 0x48 /* National Semi's LM73 device */
+#define DTT_READ_TEMP 0x0
+#define DTT_CONFIG 0x1
+#define DTT_TEMP_HIGH 0x2
+#define DTT_TEMP_LOW 0x3
+#define DTT_CONTROL 0x4
+#define DTT_ID 0x7
int dtt_read(int const sensor, int const reg)
{
dlen);
} /* dtt_write() */
-static int _dtt_init(int const sensor)
+int dtt_init_one(int const sensor)
{
int val;
/*
* Setup THIGH (upper-limit) and TLOW (lower-limit) registers
*/
- val = CFG_DTT_MAX_TEMP << 7;
+ val = CONFIG_SYS_DTT_MAX_TEMP << 7;
if (dtt_write(sensor, DTT_TEMP_HIGH, val))
return -1;
- val = CFG_DTT_MIN_TEMP << 7;
+ val = CONFIG_SYS_DTT_MIN_TEMP << 7;
if (dtt_write(sensor, DTT_TEMP_LOW, val))
return -1;
/*
dtt_read(sensor, DTT_CONTROL); /* clear temperature flags */
return 0;
-} /* _dtt_init() */
-
-int dtt_init(void)
-{
- int i;
- unsigned char sensors[] = CONFIG_DTT_SENSORS;
- const char *const header = "DTT: ";
-
- for (i = 0; i < sizeof(sensors); i++) {
- if (0 != _dtt_init(sensors[i]))
- printf("%s%d FAILED INIT\n", header, i + 1);
- else
- printf("%s%d is %i C\n", header, i + 1,
- dtt_get_temp(sensors[i]));
- }
- return 0;
-} /* dtt_init() */
+} /* dtt_init_one() */
int dtt_get_temp(int const sensor)
{