X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fhwmon%2Fds1775.c;h=b95b130d926195b0efda75cab81aa84c9a4d1eed;hb=b81406db51a68ddd482d4ea3641dd7ad2e910771;hp=0fbb0b42a789d96fd4448c6fe2a929e578860ccf;hpb=4985ca5af3767ffe13ea96e1dc26f88c81084414;p=u-boot

diff --git a/drivers/hwmon/ds1775.c b/drivers/hwmon/ds1775.c
index 0fbb0b42a7..b95b130d92 100644
--- a/drivers/hwmon/ds1775.c
+++ b/drivers/hwmon/ds1775.c
@@ -1,18 +1,5 @@
 /*
- * 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+
  */
 
 /*
@@ -21,11 +8,14 @@
 
 #include <common.h>
 
-#ifdef CONFIG_DTT_DS1775
 #include <i2c.h>
 #include <dtt.h>
 
-#define DTT_I2C_DEV_CODE	CFG_I2C_DTT_ADDR /* Dallas Semi's DS1775 device code */
+#define DTT_I2C_DEV_CODE	CONFIG_SYS_I2C_DTT_ADDR /* Dallas Semi's DS1775 device code */
+#define DTT_READ_TEMP		0x0
+#define DTT_CONFIG		0x1
+#define DTT_TEMP_HYST		0x2
+#define DTT_TEMP_OS		0x3
 
 int dtt_read(int sensor, int reg)
 {
@@ -95,14 +85,14 @@ int dtt_write(int sensor, int reg, int val)
 }
 
 
-static int _dtt_init(int sensor)
+int dtt_init_one(int sensor)
 {
 	int val;
 
 	/*
 	 * Setup High Temp
 	 */
-	val = ((CFG_DTT_MAX_TEMP * 2) << 7) & 0xff80;
+	val = ((CONFIG_SYS_DTT_MAX_TEMP * 2) << 7) & 0xff80;
 	if (dtt_write(sensor, DTT_TEMP_OS, val) != 0)
 		return 1;
 	udelay(50000);			/* Max 50ms */
@@ -110,7 +100,7 @@ static int _dtt_init(int sensor)
 	/*
 	 * Setup Low Temp - hysteresis
 	 */
-	val = (((CFG_DTT_MAX_TEMP - CFG_DTT_HYSTERESIS) * 2) << 7) & 0xff80;
+	val = (((CONFIG_SYS_DTT_MAX_TEMP - CONFIG_SYS_DTT_HYSTERESIS) * 2) << 7) & 0xff80;
 	if (dtt_write(sensor, DTT_TEMP_HYST, val) != 0)
 		return 1;
 	udelay(50000);			/* Max 50ms */
@@ -130,27 +120,7 @@ static int _dtt_init(int sensor)
 	return 0;
 }
 
-
-int dtt_init (void)
-{
-	int i;
-	unsigned char sensors[] = CONFIG_DTT_SENSORS;
-
-	for (i = 0; i < sizeof(sensors); i++) {
-		if (_dtt_init(sensors[i]) != 0)
-			printf("DTT%d:  FAILED\n", i+1);
-		else
-			printf("DTT%d:  %i C\n", i+1, dtt_get_temp(sensors[i]));
-	}
-
-	return (0);
-}
-
-
 int dtt_get_temp(int sensor)
 {
 	return (dtt_read(sensor, DTT_READ_TEMP) / 256);
 }
-
-
-#endif /* CONFIG_DTT_DS1775 */