Remove unused BOOTFLAG definitions

This follows on from commit d98b052 ("powerpc: Cleanup BOOTFLAG_*
references") and commit fc3d297 ("Drop bogus BOOTFLAG_* definitions").
Remove the definitions that have crept in since.

Signed-off-by: Chris Packham <judge.packham@gmail.com>

include/configs/P1010RDB.h

@@ -822,14 +822,6 @@ extern unsigned long get_sdram_size(void);
 #define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE/* Boot Argument Buffer Size */
 
 /*
- * Internal Definitions
- *
- * Boot Flags
- */
-#define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH */
-#define BOOTFLAG_WARM	0x02		/* Software reboot */
-
-/*
  * For booting Linux, the board info and command line data
  * have to be in the first 64 MB of memory, since this is
  * the maximum mapped by the Linux kernel during initialization.

include/configs/ac14xx.h

@@ -449,14 +449,6 @@
 
 #define CONFIG_HIGH_BATS		1	/* High BATs supported */
 
-/*
- * Internal Definitions
- *
- * Boot Flags
- */
-#define BOOTFLAG_COLD			0x01
-#define BOOTFLAG_WARM			0x02
-
 #ifdef CONFIG_CMD_KGDB
 #define CONFIG_KGDB_BAUDRATE		230400	/* speed of kgdb serial port */
 #endif