sh: Add support SH2/SH2A which is CPU of Renesas Technology

Add support SH2/SH2A basic function.

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/include/asm-sh/cpu_sh2.h b/include/asm-sh/cpu_sh2.h
new file mode 100644
index 0000000..8bc9bc6
--- /dev/null
+++ b/include/asm-sh/cpu_sh2.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+ * Copyright (C) 2008 Renesas Solutions Corp.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _ASM_CPU_SH2_H_
+#define _ASM_CPU_SH2_H_
+
+/* cache control */
+#define CCR_CACHE_STOP		0x00000008
+#define CCR_CACHE_ENABLE	0x00000005
+#define CCR_CACHE_ICI		0x00000008
+
+#define CACHE_OC_ADDRESS_ARRAY	0xf0000000
+#define CACHE_OC_WAY_SHIFT	13
+#define CACHE_OC_NUM_ENTRIES	256
+#define CACHE_OC_ENTRY_SHIFT	4
+
+#if defined(CONFIG_CPU_SH7203)
+# include <asm/cpu_sh7203.h>
+#else
+# error "Unknown SH2 variant"
+#endif
+
+#endif	/* _ASM_CPU_SH2_H_ */