Simplify Tegra2 keyboard initialization.

drivers/input/tegra-kbc.c

 /*
  *  (C) Copyright 2010
  *  NVIDIA Corporation <www.nvidia.com>
  *
  * See file CREDITS for list of people who contributed to this
  * project.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of
@@ skipping 339 matching lines @@
                         val = kbc_readl(KBC_KP_ENT1_0);
                 } else {
                         break;
                 }
         }
         kbc_writel(0x7, KBC_INT_0);
 
         return 0;
 }
 
-int tegra_kbc_init(void)
+int drv_keyboard_init(void)
 {
         int error;
         struct stdio_dev kbddev;
         char *stdinname;
 
         config_kbc_pinmux();
         config_kbc_clock();
 
         kbc = malloc(sizeof(*kbc));
         if (!kbc)
@@ skipping 31 matching lines @@
                         if (!error)
                                 return 0;
                         else
                                 return error;
                 }
                 return 1;
         }
 
         return error;
 }
-