*/
#include <common.h>
-
-#ifdef CONFIG_DTT_DS1621
-#if !defined(CFG_EEPROM_PAGE_WRITE_ENABLE) || \
- (CFG_EEPROM_PAGE_WRITE_BITS < 1)
-# error "CFG_EEPROM_PAGE_WRITE_ENABLE must be defined and CFG_EEPROM_PAGE_WRITE_BITS must be greater than 1 to use CONFIG_DTT_DS1621"
-#endif
#include <i2c.h>
#include <dtt.h>
* Device code
*/
#define DTT_I2C_DEV_CODE 0x48 /* Dallas Semi's DS1621 */
+#define DTT_READ_TEMP 0xAA
+#define DTT_READ_COUNTER 0xA8
+#define DTT_READ_SLOPE 0xA9
+#define DTT_WRITE_START_CONV 0xEE
+#define DTT_WRITE_STOP_CONV 0x22
+#define DTT_TEMP_HIGH 0xA1
+#define DTT_TEMP_LOW 0xA2
+#define DTT_CONFIG 0xAC
int dtt_read(int sensor, int reg)
{
/*
* 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_HIGH, val) != 0)
return 1;
udelay(50000); /* Max 50ms */
/*
* 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_LOW, val) != 0)
return 1;
udelay(50000); /* Max 50ms */
return (dtt_read(sensor, DTT_READ_TEMP) / 256);
} /* dtt_get_temp() */
-
-
-#endif /* CONFIG_DTT_DS1621 */