[PATCH] (2.6.20) Toshiba RBTX49x7: declare prom_getcmdline()

[Sergei Shtylyov <sshtylyov@xxxxxxxxxxxxx>]

Fix a bunch of warnings caused by a missing prom_getcmdline() prototype.

Signed-off-by: Sergei Shtylyov <sshtylyov@xxxxxxxxxxxxx>

Index: linux-2.6/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
===================================================================
--- linux-2.6.orig/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
+++ linux-2.6/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_setup.c
@@ -137,6 +137,8 @@ int tx4927_using_backplane = 0;
 extern void gt64120_time_init(void);
 extern void toshiba_rbtx4927_irq_setup(void);
 
+char *prom_getcmdline(void);
+
 #ifdef CONFIG_PCI
 #define CONFIG_TX4927BUG_WORKAROUND
 #undef TX4927_SUPPORT_COMMAND_IO