Add Tegra2 SPI controller.

hwaccess.c

 /*
  * This file is part of the flashrom project.
  *
  * Copyright (C) 2009,2010 Carl-Daniel Hailfinger
  *
  * 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 the License, or
  * (at your option) any later version.
  *
@@ skipping 98 matching lines @@
 /* PCI port I/O is not yet implemented on MIPS. */
 void get_io_perms(void)
 {
 }
 
 /* PCI port I/O is not yet implemented on MIPS. */
 void release_io_perms(void)
 {
 }
 
+#elif defined (__arm__)
+
+static inline void sync_primitive(void)
+{
+}
+
+void get_io_perms(void)
+{
+}
+
+void release_io_perms(void)
+{
+}
+
 #else
 
 #error Unknown architecture
 
 #endif
 
 void mmio_writeb(uint8_t val, void *addr)
 {
         *(volatile uint8_t *) addr = val;
         sync_primitive();
@@ skipping 48 matching lines @@
 
 uint16_t mmio_le_readw(void *addr)
 {
         return le_to_cpu16(mmio_readw(addr));
 }
 
 uint32_t mmio_le_readl(void *addr)
 {
         return le_to_cpu32(mmio_readl(addr));
 }