Delete many unused defines. Backport from Linux 2.6.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@4623 7894878c-1315-0410-8ee3-d5d059ff63e0

kernel/busses/i2c-savage4.c

@@ -25,8 +25,6 @@
 /* This interfaces to the I2C bus of the Savage4 to gain access to
    the BT869 and possibly other I2C devices. The DDC bus is not
    yet supported because its register is not memory-mapped.
-   However we leave the DDC code here, commented out, to make
-   it easier to add later.
 */
 
 #include <linux/module.h>
@@ -39,37 +37,19 @@
 #include "version.h"
 #include "sensors_compat.h"
 
-/* 3DFX defines */
-/* #define PCI_VENDOR_ID_S3		0x5333 */
-#define PCI_CHIP_SAVAGE3D	0x8A20
-#define PCI_CHIP_SAVAGE3D_MV	0x8A21
+/* device IDs */
 #define PCI_CHIP_SAVAGE4	0x8A22
 #define PCI_CHIP_SAVAGE2000	0x9102
-#define PCI_CHIP_PROSAVAGE_PM	0x8A25
-#define PCI_CHIP_PROSAVAGE_KM	0x8A26
-#define PCI_CHIP_SAVAGE_MX_MV	0x8c10
-#define PCI_CHIP_SAVAGE_MX	0x8c11
-#define PCI_CHIP_SAVAGE_IX_MV	0x8c12
-#define PCI_CHIP_SAVAGE_IX	0x8c13
 
 #define REG 0xff20	/* Serial Port 1 Register */
 
 /* bit locations in the register */
-//#define DDC_ENAB	0x00040000
-//#define DDC_SCL_OUT	0x00080000
-//#define DDC_SDA_OUT	0x00100000
-//#define DDC_SCL_IN	0x00200000
-//#define DDC_SDA_IN	0x00400000
 #define I2C_ENAB	0x00000020
 #define I2C_SCL_OUT	0x00000001
 #define I2C_SDA_OUT	0x00000002
 #define I2C_SCL_IN	0x00000008
 #define I2C_SDA_IN	0x00000010
 
-/* initialization states */
-#define INIT2	0x20
-/* #define INIT3	0x4 */
-
 /* delays */
 #define CYCLE_DELAY	10
 #define TIMEOUT		(HZ / 2)