Drop digital thermometer and thermostat (DTT) drivers

This subsystem is quite old. It has been replaced with a driver-model
version (UCLASS_THERMAL). Boards are free to convert to that if required,
but here is a removal patch that could be applied in the meantime.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Tom Rini <trini@konsulko.com>

34 files changed, 7 insertions, 274 deletions

diff --git a/include/config_cmd_all.h b/include/config_cmd_all.h
index bc0bc2b6c8..95c05350cd 100644
--- a/include/config_cmd_all.h
+++ b/include/config_cmd_all.h
@@ -13,7 +13,6 @@
  * Alphabetical list of all possible commands.
  */
 
-#define CONFIG_CMD_DTT		/* Digital Therm and Thermostat */
 #define CONFIG_CMD_EEPROM	/* EEPROM read/write support	*/
 #define CONFIG_CMD_FDC		/* Floppy Disk Support		*/
 #define CONFIG_CMD_FUSE		/* Device fuse support		*/
diff --git a/include/configs/PMC440.h b/include/configs/PMC440.h
index b9599b5e3b..8628b7ed18 100644
--- a/include/configs/PMC440.h
+++ b/include/configs/PMC440.h
@@ -163,26 +163,6 @@
 #define CONFIG_SYS_EEPROM_WREN			1
 #define CONFIG_SYS_I2C_BOOT_EEPROM_ADDR	0x52
 
-/*
- * standard dtt sensor configuration - bottom bit will determine local or
- * remote sensor of the TMP401
- */
-#define CONFIG_DTT_SENSORS		{ 0, 1 }
-
-/*
- * The PMC440 uses a TI TMP401 temperature sensor. This part
- * is basically compatible to the ADM1021 that is supported
- * by U-Boot.
- *
- * - i2c addr 0x4c
- * - conversion rate 0x02 = 0.25 conversions/second
- * - ALERT ouput disabled
- * - local temp sensor enabled, min set to 0 deg, max set to 70 deg
- * - remote temp sensor enabled, min set to 0 deg, max set to 70 deg
- */
-#define CONFIG_DTT_ADM1021
-#define CONFIG_SYS_DTT_ADM1021		{ { 0x4c, 0x02, 0, 1, 70, 0, 1, 70, 0} }
-
 #define CONFIG_PREBOOT		"echo Add \\\"run fpga\\\" and "	\
 				"\\\"painit\\\" to preboot command"
 
@@ -258,7 +238,6 @@
 
 /* Partitions */
 
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_EEPROM
 #define CONFIG_CMD_NAND
 #define CONFIG_CMD_PCI
diff --git a/include/configs/TQM834x.h b/include/configs/TQM834x.h
index e3c2cca3c3..df6386c602 100644
--- a/include/configs/TQM834x.h
+++ b/include/configs/TQM834x.h
@@ -184,13 +184,6 @@
 #define CONFIG_RTC_DS1337			/* use ds1337 rtc via i2c */
 #define CONFIG_SYS_I2C_RTC_ADDR		0x68	/* at address 0x68 */
 
-/* I2C SYSMON (LM75) */
-#define CONFIG_DTT_LM75			1	/* ON Semi's LM75 */
-#define CONFIG_DTT_SENSORS		{0}	/* Sensor addresses */
-#define CONFIG_SYS_DTT_MAX_TEMP		70
-#define CONFIG_SYS_DTT_LOW_TEMP		-30
-#define CONFIG_SYS_DTT_HYSTERESIS	3
-
 /*
  * TSEC
  */
@@ -280,7 +273,6 @@
 /*
  * Command line configuration.
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_EEPROM
 #define CONFIG_CMD_JFFS2
 #define CONFIG_CMD_REGINFO
diff --git a/include/configs/UCP1020.h b/include/configs/UCP1020.h
index cd46db4f6f..8265f3c1ab 100644
--- a/include/configs/UCP1020.h
+++ b/include/configs/UCP1020.h
@@ -129,27 +129,6 @@
 
 #define CONFIG_HWCONFIG
 
-#define CONFIG_DTT_ADM1021	1	/* ADM1021 temp sensor support	*/
-#define CONFIG_SYS_DTT_BUS_NUM	1	/* The I2C bus for DTT		*/
-#define CONFIG_DTT_SENSORS	{ 0, 1 }	/* Sensor index	*/
-/*
- * ADM1021/NCT72 temp sensor configuration (see dtt/adm1021.c for details).
- * there will be one entry in this array for each two (dummy) sensors in
- * CONFIG_DTT_SENSORS.
- *
- * For uCP1020 module:
- * - only one ADM1021/NCT72
- * - i2c addr 0x41
- * - conversion rate 0x02 = 0.25 conversions/second
- * - ALERT output disabled
- * - local temp sensor enabled, min set to 0 deg, max set to 85 deg
- * - remote temp sensor enabled, min set to 0 deg, max set to 85 deg
- */
-#define CONFIG_SYS_DTT_ADM1021	{ { CONFIG_SYS_I2C_NCT72_ADDR, \
-					 0x02, 0, 1, 0, 85, 1, 0, 85} }
-
-#define CONFIG_CMD_DTT
-
 /*
  * These can be toggled for performance analysis, otherwise use default.
  */
diff --git a/include/configs/acadia.h b/include/configs/acadia.h
index 9f35e71d0c..0be310d4a3 100644
--- a/include/configs/acadia.h
+++ b/include/configs/acadia.h
@@ -124,14 +124,6 @@
 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
 
-/* I2C SYSMON (LM75, AD7414 is almost compatible)			*/
-#define CONFIG_DTT_LM75		1		/* ON Semi's LM75	*/
-#define CONFIG_DTT_AD7414	1		/* use AD7414		*/
-#define CONFIG_DTT_SENSORS	{0}		/* Sensor addresses	*/
-#define CONFIG_SYS_DTT_MAX_TEMP	70
-#define CONFIG_SYS_DTT_LOW_TEMP	-30
-#define CONFIG_SYS_DTT_HYSTERESIS	3
-
 /*-----------------------------------------------------------------------
  * Ethernet
  *----------------------------------------------------------------------*/
@@ -160,7 +152,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_NAND
 
 /*-----------------------------------------------------------------------
diff --git a/include/configs/canyonlands.h b/include/configs/canyonlands.h
index ea440d6e16..b495d0645b 100644
--- a/include/configs/canyonlands.h
+++ b/include/configs/canyonlands.h
@@ -261,14 +261,6 @@
 #define CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET	0
 #define CONFIG_4xx_CONFIG_BLOCKSIZE		16
 
-/* I2C SYSMON (LM75, AD7414 is almost compatible)			*/
-#define CONFIG_DTT_LM75				/* ON Semi's LM75	*/
-#define CONFIG_DTT_AD7414			/* use AD7414		*/
-#define CONFIG_DTT_SENSORS	{0}		/* Sensor addresses	*/
-#define CONFIG_SYS_DTT_MAX_TEMP	70
-#define CONFIG_SYS_DTT_LOW_TEMP	-30
-#define CONFIG_SYS_DTT_HYSTERESIS	3
-
 #if !defined(CONFIG_ARCHES)
 /* RTC configuration */
 #define CONFIG_RTC_M41T62
@@ -369,17 +361,14 @@
  * Commands additional to the ones defined in amcc-common.h
  */
 #if defined(CONFIG_ARCHES)
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_PCI
 #define CONFIG_CMD_SDRAM
 #elif defined(CONFIG_CANYONLANDS)
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_NAND
 #define CONFIG_CMD_PCI
 #define CONFIG_CMD_SATA
 #define CONFIG_CMD_SDRAM
 #elif defined(CONFIG_GLACIER)
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_NAND
 #define CONFIG_CMD_PCI
 #define CONFIG_CMD_SDRAM
diff --git a/include/configs/dlvision-10g.h b/include/configs/dlvision-10g.h
index c5e227650e..9fb5cdeb5a 100644
--- a/include/configs/dlvision-10g.h
+++ b/include/configs/dlvision-10g.h
@@ -54,7 +54,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 #undef CONFIG_CMD_EEPROM
 #undef CONFIG_CMD_IRQ
 
@@ -108,13 +107,6 @@
 #define CONFIG_SYS_SPD_BUS_NUM		4
 
 /* Temp sensor/hwmon/dtt */
-#define CONFIG_SYS_DTT_BUS_NUM	4
-#define CONFIG_DTT_LM63		1	/* National LM63	*/
-#define CONFIG_DTT_SENSORS	{ 0x4c, 0x4e, 0x18 } /* Sensor addresses */
-#define CONFIG_DTT_PWM_LOOKUPTABLE	\
-		{ { 46, 10 }, { 48, 14 }, { 50, 19 }, { 52, 23 },\
-		  { 54, 27 }, { 56, 31 }, { 58, 36 }, { 60, 40 } }
-#define CONFIG_DTT_TACH_LIMIT	0xa10
 
 #define CONFIG_SYS_ICS8N3QV01_I2C	{1, 3}
 #define CONFIG_SYS_SIL1178_I2C		{0, 2}
diff --git a/include/configs/dlvision.h b/include/configs/dlvision.h
index f8d390ba33..09d911374d 100644
--- a/include/configs/dlvision.h
+++ b/include/configs/dlvision.h
@@ -52,7 +52,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 #undef CONFIG_CMD_EEPROM
 #undef CONFIG_CMD_IRQ
 
diff --git a/include/configs/exynos5-common.h b/include/configs/exynos5-common.h
index f893b2e347..f4a56f27d5 100644
--- a/include/configs/exynos5-common.h
+++ b/include/configs/exynos5-common.h
@@ -45,8 +45,6 @@
 
 /* Thermal Management Unit */
 #define CONFIG_EXYNOS_TMU
-#define CONFIG_CMD_DTT
-#define CONFIG_TMU_CMD_DTT
 
 /* MMC SPL */
 #define COPY_BL2_FNPTR_ADDR	0x02020030
diff --git a/include/configs/intip.h b/include/configs/intip.h
index f1f840923b..036fd20eb4 100644
--- a/include/configs/intip.h
+++ b/include/configs/intip.h
@@ -218,13 +218,6 @@
 #define CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET	0
 #define CONFIG_4xx_CONFIG_BLOCKSIZE		16
 
-/* I2C SYSMON */
-#define CONFIG_DTT_LM63         1       /* National LM63        */
-#define CONFIG_DTT_SENSORS      { 0 }   /* Sensor addresses     */
-#define CONFIG_DTT_PWM_LOOKUPTABLE      \
-	{ { 40, 10 }, { 50, 20 }, { 60, 40 } }
-#define CONFIG_DTT_TACH_LIMIT   0xa10
-
 /* RTC configuration */
 #define CONFIG_RTC_DS1337	1
 #define CONFIG_SYS_I2C_RTC_ADDR	0x68
@@ -272,7 +265,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_PCI
 #define CONFIG_CMD_SDRAM
 
diff --git a/include/configs/io.h b/include/configs/io.h
index ee2b52a7ed..d4e8d56fd8 100644
--- a/include/configs/io.h
+++ b/include/configs/io.h
@@ -54,7 +54,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 #undef CONFIG_CMD_EEPROM
 #undef CONFIG_CMD_IRQ
 
@@ -90,11 +89,6 @@
 #define CONFIG_SYS_I2C_PPC4XX_SPEED_0		100000
 
 /* Temp sensor/hwmon/dtt */
-#define CONFIG_DTT_LM63		1	/* National LM63	*/
-#define CONFIG_DTT_SENSORS	{ 0 }	/* Sensor addresses	*/
-#define CONFIG_DTT_PWM_LOOKUPTABLE	\
-		{ { 40, 10 }, { 50, 20 }, { 60, 40 } }
-#define CONFIG_DTT_TACH_LIMIT	0xa10
 
 /*
  * FLASH organization
diff --git a/include/configs/io64.h b/include/configs/io64.h
index 8e754fc10b..1b58f04540 100644
--- a/include/configs/io64.h
+++ b/include/configs/io64.h
@@ -327,14 +327,6 @@
 #define CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET	0
 #define CONFIG_4xx_CONFIG_BLOCKSIZE		16
 
-/* Temp sensor/hwmon/dtt */
-#define CONFIG_DTT_LM63		1	/* National LM63 */
-#define CONFIG_DTT_SENSORS	{ 0x18, 0x4c, 0x4e }	/* Sensor addresses */
-#define CONFIG_DTT_PWM_LOOKUPTABLE	\
-		{ { 40, 10 }, { 43, 13 }, { 46, 16 },  \
-		  { 50, 20 }, { 53, 27 }, { 56, 34 }, { 60, 40 } }
-#define CONFIG_DTT_TACH_LIMIT	0xa10
-
 /*-----------------------------------------------------------------------
  * Ethernet
  *----------------------------------------------------------------------*/
@@ -373,7 +365,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 
 #define CONFIG_SYS_POST_MEMORY_ON	CONFIG_SYS_POST_MEMORY
 
diff --git a/include/configs/katmai.h b/include/configs/katmai.h
index 3143b631ce..c3b9da0d96 100644
--- a/include/configs/katmai.h
+++ b/include/configs/katmai.h
@@ -123,31 +123,6 @@
 #define CONFIG_SYS_I2C_RTC_ADDR	0x68
 #define CONFIG_SYS_M41T11_BASE_YEAR	1900	/* play along with linux	*/
 
-/* I2C DTT */
-#define CONFIG_DTT_ADM1021	1	/* ADM1021 temp sensor support	*/
-#define CONFIG_SYS_DTT_BUS_NUM		1	/* The I2C bus for DTT		*/
-/*
- * standard dtt sensor configuration - bottom bit will determine local or
- * remote sensor of the ADM1021, the rest determines index into
- * CONFIG_SYS_DTT_ADM1021 array below.
- */
-#define CONFIG_DTT_SENSORS	{ 0, 1 }
-
-/*
- * ADM1021 temp sensor configuration (see dtt/adm1021.c for details).
- * there will be one entry in this array for each two (dummy) sensors in
- * CONFIG_DTT_SENSORS.
- *
- * For Katmai board:
- * - only one ADM1021
- * - i2c addr 0x18
- * - conversion rate 0x02 = 0.25 conversions/second
- * - ALERT ouput disabled
- * - local temp sensor enabled, min set to 0 deg, max set to 85 deg
- * - remote temp sensor enabled, min set to 0 deg, max set to 85 deg
- */
-#define CONFIG_SYS_DTT_ADM1021		{ { 0x18, 0x02, 0, 1, 0, 85, 1, 0, 58} }
-
 /*-----------------------------------------------------------------------
  * Environment
  *----------------------------------------------------------------------*/
diff --git a/include/configs/kilauea.h b/include/configs/kilauea.h
index b8c0d0d8f0..a91a6a9ee5 100644
--- a/include/configs/kilauea.h
+++ b/include/configs/kilauea.h
@@ -317,10 +317,6 @@
 #define CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET	0
 #define CONFIG_4xx_CONFIG_BLOCKSIZE		16
 
-/* Standard DTT sensor configuration */
-#define CONFIG_DTT_DS1775	1
-#define CONFIG_DTT_SENSORS	{ 0 }
-
 /* RTC configuration */
 #define CONFIG_RTC_DS1338	1
 #define CONFIG_SYS_I2C_RTC_ADDR	0x68
diff --git a/include/configs/km/km-powerpc.h b/include/configs/km/km-powerpc.h
index 8293607c9c..0d50538a8e 100644
--- a/include/configs/km/km-powerpc.h
+++ b/include/configs/km/km-powerpc.h
@@ -14,7 +14,6 @@
 
 #define CONFIG_BOOTCOUNT_LIMIT
 
-#define CONFIG_CMD_DTT
 #define CONFIG_JFFS2_CMDLINE
 
 /* standard km ethernet_present for piggy */
diff --git a/include/configs/km/km83xx-common.h b/include/configs/km/km83xx-common.h
index 35ec0972bf..7d69224bd1 100644
--- a/include/configs/km/km83xx-common.h
+++ b/include/configs/km/km83xx-common.h
@@ -215,13 +215,6 @@
 
 #define CONFIG_KM_IVM_BUS		2	/* I2C2 (Mux-Port 1)*/
 
-/* I2C SYSMON (LM75, AD7414 is almost compatible) */
-#define CONFIG_DTT_LM75		/* ON Semi's LM75 */
-#define CONFIG_DTT_SENSORS	{0, 1, 2, 3}	/* Sensor addresses */
-#define CONFIG_SYS_DTT_MAX_TEMP	70
-#define CONFIG_SYS_DTT_HYSTERESIS	3
-#define CONFIG_SYS_DTT_BUS_NUM		1
-
 #if defined(CONFIG_CMD_NAND)
 #define CONFIG_NAND_KMETER1
 #define CONFIG_SYS_MAX_NAND_DEVICE	1
diff --git a/include/configs/km82xx.h b/include/configs/km82xx.h
index aeece20bda..09c3aa9ca8 100644
--- a/include/configs/km82xx.h
+++ b/include/configs/km82xx.h
@@ -268,13 +268,6 @@ int get_sda(void);
 int get_scl(void);
 #endif
 
-/* I2C SYSMON (LM75, AD7414 is almost compatible)			*/
-#define CONFIG_DTT_LM75			/* ON Semi's LM75		*/
-#define CONFIG_DTT_SENSORS	{0}	/* Sensor addresses		*/
-#define CONFIG_SYS_DTT_MAX_TEMP	70
-#define CONFIG_SYS_DTT_HYSTERESIS	3
-#define CONFIG_SYS_DTT_BUS_NUM		2
-
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1
 
 #define CONFIG_SYS_IMMR		0xF0000000
diff --git a/include/configs/makalu.h b/include/configs/makalu.h
index cdb02f3693..a92bc43538 100644
--- a/include/configs/makalu.h
+++ b/include/configs/makalu.h
@@ -189,10 +189,6 @@
 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x52	/* I2C boot EEPROM (24C02BN)	*/
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1	/* Bytes of address		*/
 
-/* Standard DTT sensor configuration */
-#define CONFIG_DTT_DS1775	1
-#define CONFIG_DTT_SENSORS	{ 0 }
-
 /* RTC configuration */
 #define CONFIG_RTC_X1205	1
 #define CONFIG_SYS_I2C_RTC_ADDR	0x6f
@@ -231,7 +227,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_PCI
 
 /* POST support */
diff --git a/include/configs/motionpro.h b/include/configs/motionpro.h
index cb5c346807..aaa8962fd2 100644
--- a/include/configs/motionpro.h
+++ b/include/configs/motionpro.h
@@ -33,7 +33,6 @@
 /*
  * Command line configuration.
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_IDE
 #define CONFIG_CMD_IMMAP
 #define CONFIG_CMD_JFFS2
@@ -268,6 +267,13 @@
 #define LED_ON			0x00000010
 
 /*
+<<<<<<< 4ba57299158b7a7020d2bd3b8d8369884696a0ae
+=======
+ * Temperature sensor
+ */
+
+/*
+>>>>>>> Drop digital thermometer and thermostat (DTT) drivers
  * Environment settings
  */
 #define CONFIG_ENV_IS_IN_FLASH	1
diff --git a/include/configs/neo.h b/include/configs/neo.h
index 1d8e13f035..40a6718025 100644
--- a/include/configs/neo.h
+++ b/include/configs/neo.h
@@ -54,7 +54,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 #undef CONFIG_CMD_EEPROM
 #undef CONFIG_CMD_IRQ
 
@@ -97,13 +96,6 @@
 #define CONFIG_RTC_DS1337
 #define CONFIG_SYS_I2C_RTC_ADDR	0x68
 
-/* Temp sensor/hwmon/dtt */
-#define CONFIG_DTT_LM63		1	/* National LM63	*/
-#define CONFIG_DTT_SENSORS	{ 0 }	/* Sensor addresses	*/
-#define CONFIG_DTT_PWM_LOOKUPTABLE	\
-		{ { 40, 10 }, { 50, 20 }, { 60, 40 } }
-#define CONFIG_DTT_TACH_LIMIT	0xa10
-
 /*
  * FLASH organization
  */
diff --git a/include/configs/odroid_xu3.h b/include/configs/odroid_xu3.h
index 246fb808a9..ba29f3e7d1 100644
--- a/include/configs/odroid_xu3.h
+++ b/include/configs/odroid_xu3.h
@@ -61,7 +61,6 @@
 
 /* FIXME: MUST BE REMOVED AFTER TMU IS TURNED ON */
 #undef CONFIG_EXYNOS_TMU
-#undef CONFIG_TMU_CMD_DTT
 
 #define CONFIG_DFU_ALT_SYSTEM               \
 	"uImage fat 0 1;"                   \
diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h
index c39bb24420..7a120ed5a6 100644
--- a/include/configs/sequoia.h
+++ b/include/configs/sequoia.h
@@ -159,14 +159,6 @@
 #define CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET	0
 #define CONFIG_4xx_CONFIG_BLOCKSIZE		16
 
-/* I2C SYSMON (LM75, AD7414 is almost compatible)			*/
-#define CONFIG_DTT_LM75		1	/* ON Semi's LM75		*/
-#define CONFIG_DTT_AD7414	1	/* use AD7414			*/
-#define CONFIG_DTT_SENSORS	{0}	/* Sensor addresses		*/
-#define CONFIG_SYS_DTT_MAX_TEMP	70
-#define CONFIG_SYS_DTT_LOW_TEMP	-30
-#define CONFIG_SYS_DTT_HYSTERESIS	3
-
 /*
  * Default environment variables
  */
@@ -219,7 +211,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_NAND
 #define CONFIG_CMD_PCI
 #define CONFIG_CMD_SDRAM
diff --git a/include/configs/socrates.h b/include/configs/socrates.h
index 76b4038d50..b37e796d33 100644
--- a/include/configs/socrates.h
+++ b/include/configs/socrates.h
@@ -210,13 +210,6 @@
 /* I2C W83782G HW-Monitoring IC */
 #define CONFIG_SYS_I2C_W83782G_ADDR	0x28	/* W83782G address 		*/
 
-/* I2C temp sensor */
-/* Socrates uses Maxim's	DS75, which is compatible with LM75 */
-#define CONFIG_DTT_LM75		1
-#define CONFIG_DTT_SENSORS	{4}		/* Sensor addresses	*/
-#define CONFIG_SYS_DTT_MAX_TEMP	125
-#define CONFIG_SYS_DTT_LOW_TEMP	-55
-#define CONFIG_SYS_DTT_HYSTERESIS	3
 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	4
 
 /*
@@ -286,7 +279,6 @@
 /*
  * Command line configuration.
  */
-#define CONFIG_CMD_DTT
 #undef CONFIG_CMD_EEPROM
 #define CONFIG_CMD_SDRAM
 #define CONFIG_CMD_REGINFO
diff --git a/include/configs/tqma6.h b/include/configs/tqma6.h
index 738693c0c0..799c45e2d7 100644
--- a/include/configs/tqma6.h
+++ b/include/configs/tqma6.h
@@ -57,13 +57,6 @@
 #define CONFIG_I2C_MULTI_BUS
 #define CONFIG_SYS_I2C_SPEED		100000
 
-/* I2C SYSMON (LM75) */
-#define CONFIG_DTT_LM75
-#define CONFIG_DTT_MAX_TEMP		70
-#define CONFIG_DTT_MIN_TEMP		-30
-#define CONFIG_DTT_HYSTERESIS	3
-#define CONFIG_CMD_DTT
-
 /* I2C EEPROM (M24C64) */
 #define CONFIG_SYS_I2C_EEPROM_ADDR			0x50
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN			2
@@ -371,8 +364,5 @@
 #endif
 
 /* Support at least the sensor on TQMa6 SOM */
-#if !defined(CONFIG_DTT_SENSORS)
-#define CONFIG_DTT_SENSORS		{ 0 }
-#endif
 
 #endif /* __CONFIG_H */
diff --git a/include/configs/tqma6_mba6.h b/include/configs/tqma6_mba6.h
index 3d6e4383e1..69e9079339 100644
--- a/include/configs/tqma6_mba6.h
+++ b/include/configs/tqma6_mba6.h
@@ -10,8 +10,6 @@
 #ifndef __CONFIG_TQMA6_MBA6_H
 #define __CONFIG_TQMA6_MBA6_H
 
-#define CONFIG_DTT_SENSORS		{ 0, 1 }
-
 #define CONFIG_FEC_XCV_TYPE		RGMII
 #define CONFIG_ETHPRIME			"FEC"
 
diff --git a/include/configs/tqma6_wru4.h b/include/configs/tqma6_wru4.h
index b9cc5d632f..4ab4c6559d 100644
--- a/include/configs/tqma6_wru4.h
+++ b/include/configs/tqma6_wru4.h
@@ -7,10 +7,6 @@
 #ifndef __CONFIG_TQMA6_WRU4_H
 #define __CONFIG_TQMA6_WRU4_H
 
-/* DTT sensors */
-#define CONFIG_DTT_SENSORS		{ 0, 1 }
-#define CONFIG_SYS_DTT_BUS_NUM		2
-
 /* Ethernet */
 #define CONFIG_FEC_XCV_TYPE		RMII
 #define CONFIG_ETHPRIME			"FEC"
diff --git a/include/configs/work_92105.h b/include/configs/work_92105.h
index 81d1fd9ece..c308f2c1a6 100644
--- a/include/configs/work_92105.h
+++ b/include/configs/work_92105.h
@@ -85,14 +85,6 @@
 #define CONFIG_RTC_DS1374
 
 /*
- * I2C Temperature Sensor (DTT)
- */
-
-#define CONFIG_CMD_DTT
-#define CONFIG_DTT_SENSORS { 0, 1 }
-#define CONFIG_DTT_DS620
-
-/*
  * U-Boot General Configurations
  */
 #define CONFIG_SYS_LONGHELP
diff --git a/include/configs/xilinx-ppc.h b/include/configs/xilinx-ppc.h
index ea4b739d0b..c4efae67a7 100644
--- a/include/configs/xilinx-ppc.h
+++ b/include/configs/xilinx-ppc.h
@@ -28,7 +28,6 @@
 #define CONFIG_CMD_REGINFO
 #undef CONFIG_CMD_JFFS2
 #undef CONFIG_CMD_MTDPARTS
-#undef CONFIG_CMD_DTT
 #undef CONFIG_CMD_EEPROM
 
 /*Misc*/
diff --git a/include/configs/xpedite517x.h b/include/configs/xpedite517x.h
index bd1d0c75d9..97a9d71e8b 100644
--- a/include/configs/xpedite517x.h
+++ b/include/configs/xpedite517x.h
@@ -233,8 +233,6 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
 
 /* I2C DS1631 temperature sensor */
 #define CONFIG_SYS_I2C_DS1621_ADDR	0x48
-#define CONFIG_DTT_DS1621
-#define CONFIG_DTT_SENSORS		{ 0 }
 #define CONFIG_SYS_I2C_LM90_ADDR	0x4c
 
 /* I2C EEPROM - AT24C128B */
@@ -501,7 +499,6 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
 /*
  * Command configuration.
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_EEPROM
 #define CONFIG_CMD_IRQ
 #define CONFIG_CMD_JFFS2
diff --git a/include/configs/xpedite537x.h b/include/configs/xpedite537x.h
index a290cf3463..fa1971db20 100644
--- a/include/configs/xpedite537x.h
+++ b/include/configs/xpedite537x.h
@@ -230,8 +230,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
 
 /* I2C DS1631 temperature sensor */
 #define CONFIG_SYS_I2C_DS1621_ADDR	0x48
-#define CONFIG_DTT_DS1621
-#define CONFIG_DTT_SENSORS		{ 0 }
 #define CONFIG_SYS_I2C_LM90_ADDR	0x4c
 
 /* I2C EEPROM - AT24C128B */
@@ -353,7 +351,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
 /*
  * Command configuration.
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_EEPROM
 #define CONFIG_CMD_JFFS2
 #define CONFIG_CMD_NAND
diff --git a/include/configs/xpedite550x.h b/include/configs/xpedite550x.h
index ad4247ab48..e3f0b939c3 100644
--- a/include/configs/xpedite550x.h
+++ b/include/configs/xpedite550x.h
@@ -219,8 +219,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
 #define CONFIG_SYS_FSL_I2C2_OFFSET	0x3100
 
 /* I2C DS7505 temperature sensor */
-#define CONFIG_DTT_LM75
-#define CONFIG_DTT_SENSORS		{ 0 }
 #define CONFIG_SYS_I2C_LM75_ADDR	0x48
 
 /* I2C ADT7461 temperature sensor */
@@ -338,7 +336,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
 /*
  * Command configuration.
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_EEPROM
 #define CONFIG_CMD_JFFS2
 #define CONFIG_CMD_NAND
diff --git a/include/configs/yosemite.h b/include/configs/yosemite.h
index 77648d78bc..d9c09b80cd 100644
--- a/include/configs/yosemite.h
+++ b/include/configs/yosemite.h
@@ -131,14 +131,6 @@
 #define CONFIG_ENV_OFFSET		0x0
 #endif /* CONFIG_ENV_IS_IN_EEPROM */
 
-/* I2C SYSMON (LM75, AD7414 is almost compatible)			*/
-#define CONFIG_DTT_LM75		1		/* ON Semi's LM75	*/
-#define CONFIG_DTT_AD7414	1		/* use AD7414		*/
-#define CONFIG_DTT_SENSORS	{0}		/* Sensor addresses	*/
-#define CONFIG_SYS_DTT_MAX_TEMP	70
-#define CONFIG_SYS_DTT_LOW_TEMP	-30
-#define CONFIG_SYS_DTT_HYSTERESIS	3
-
 /*
  * Default environment variables
  */
@@ -184,7 +176,6 @@
 /*
  * Commands additional to the ones defined in amcc-common.h
  */
-#define CONFIG_CMD_DTT
 #define CONFIG_CMD_PCI
 
 #ifdef CONFIG_440EP
diff --git a/include/dtt.h b/include/dtt.h
deleted file mode 100644
index 173159dc62..0000000000
--- a/include/dtt.h
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * (C) Copyright 2001
- * Erik Theisen,  Wave 7 Optics, etheisen@mindspring.com.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-/*
- * Digital Thermometers and Thermostats.
- */
-#ifndef _DTT_H_
-#define _DTT_H_
-
-#if defined(CONFIG_DTT_ADM1021)	|| \
-	defined(CONFIG_DTT_ADT7460)	|| \
-	defined(CONFIG_DTT_DS1621)	|| \
-	defined(CONFIG_DTT_DS1775)	|| \
-	defined(CONFIG_DTT_DS620)	|| \
-	defined(CONFIG_DTT_LM63)	|| \
-	defined(CONFIG_DTT_LM73)	|| \
-	defined(CONFIG_DTT_LM75)	|| \
-	defined(CONFIG_DTT_LM81)
-
-#define CONFIG_DTT				/* We have a DTT */
-
-#ifndef CONFIG_DTT_ADM1021
-#define DTT_COMMERCIAL_MAX_TEMP	70		/* 0 - +70 C */
-#define DTT_INDUSTRIAL_MAX_TEMP	85		/* -40 - +85 C */
-#define DTT_AUTOMOTIVE_MAX_TEMP	105		/* -40 - +105 C */
-
-#ifndef CONFIG_SYS_DTT_MAX_TEMP
-#define CONFIG_SYS_DTT_MAX_TEMP DTT_COMMERCIAL_MAX_TEMP
-#endif
-
-#ifndef CONFIG_SYS_DTT_HYSTERESIS
-#define CONFIG_SYS_DTT_HYSTERESIS	5		/* 5 C */
-#endif
-#endif /* CONFIG_DTT_ADM1021 */
-
-extern void dtt_init(void);
-extern int dtt_init_one(int);
-extern int dtt_read(int sensor, int reg);
-extern int dtt_write(int sensor, int reg, int val);
-extern int dtt_get_temp(int sensor);
-#endif
-
-#endif /* _DTT_H_ */
diff --git a/include/i2c.h b/include/i2c.h
index a88cc7cddf..2c1643d650 100644
--- a/include/i2c.h
+++ b/include/i2c.h
@@ -571,9 +571,6 @@ void i2c_dump_msgs(struct i2c_msg *msg, int nmsgs);
 #if !defined(CONFIG_SYS_RTC_BUS_NUM)
 #define CONFIG_SYS_RTC_BUS_NUM		0
 #endif
-#if !defined(CONFIG_SYS_DTT_BUS_NUM)
-#define CONFIG_SYS_DTT_BUS_NUM		0
-#endif
 #if !defined(CONFIG_SYS_SPD_BUS_NUM)
 #define CONFIG_SYS_SPD_BUS_NUM		0
 #endif