[PATCH 3/5] MIPS: Clean up YAMON support for PowerTV platform.

["Steven J. Hill" <sjhill@mips.com>]

From: "Steven J. Hill" <sjhill@mips.com>

Signed-off-by: Steven J. Hill <sjhill@mips.com>
---
 arch/mips/powertv/init.c |   37 -------------------------------------
 1 file changed, 37 deletions(-)

diff --git a/arch/mips/powertv/init.c b/arch/mips/powertv/init.c
index 1cf5abb..d8c6c0b 100644
--- a/arch/mips/powertv/init.c
+++ b/arch/mips/powertv/init.c
@@ -33,42 +33,8 @@
 #include <asm/mips-boards/generic.h>
 #include <asm/mach-powertv/asic.h>
 
-static int *_prom_envp;
 unsigned long _prom_memsize;
 
-/*
- * YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
- * This macro take care of sign extension, if running in 64-bit mode.
- */
-#define prom_envp(index) ((char *)(long)_prom_envp[(index)])
-
-char *prom_getenv(char *envname)
-{
-       char *result = NULL;
-
-       if (_prom_envp != NULL) {
-               /*
-                * Return a pointer to the given environment variable.
-                * In 64-bit mode: we're using 64-bit pointers, but all pointers
-                * in the PROM structures are only 32-bit, so we need some
-                * workarounds, if we are running in 64-bit mode.
-                */
-               int i, index = 0;
-
-               i = strlen(envname);
-
-               while (prom_envp(index)) {
-                       if (strncmp(envname, prom_envp(index), i) == 0) {
-                               result = prom_envp(index + 1);
-                               break;
-                       }
-                       index += 2;
-               }
-       }
-
-       return result;
-}
-
 /* TODO: Verify on linux-mips mailing list that the following two  */
 /* functions are correct                                           */
 /* TODO: Copy NMI and EJTAG exception vectors to memory from the   */
@@ -105,9 +71,6 @@ static void __init mips_ejtag_setup(void)
 
 void __init prom_init(void)
 {
-       int prom_argc;
-       char *prom_argv;
-
        prom_argc = fw_arg0;
        prom_argv = (char *) fw_arg1;
        _prom_envp = (int *) fw_arg2;
-- 
1.7.10