sh: SH-4A UBC support

A simple patch to enable the UBC on SH-4A.

Signed-off-by: Ryusuke Sakato <sakato@hsdv.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 37 insertions, 0 deletions

diff --git a/include/asm-sh/cpu-sh4/ubc.h b/include/asm-sh/cpu-sh4/ubc.h
index 3d0943167659..c86e17050935 100644
--- a/include/asm-sh/cpu-sh4/ubc.h
+++ b/include/asm-sh/cpu-sh4/ubc.h
@@ -3,6 +3,7 @@
  *
  * Copyright (C) 1999 Niibe Yutaka
  * Copyright (C) 2003 Paul Mundt
+ * Copyright (C) 2006 Lineo Solutions Inc. support SH4A UBC
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -11,6 +12,41 @@
 #ifndef __ASM_CPU_SH4_UBC_H
 #define __ASM_CPU_SH4_UBC_H
 
+#if defined(CONFIG_CPU_SH4A)
+#define UBC_CBR0                0xff200000
+#define UBC_CRR0                0xff200004
+#define UBC_CAR0                0xff200008
+#define UBC_CAMR0               0xff20000c
+#define UBC_CBR1                0xff200020
+#define UBC_CRR1                0xff200024
+#define UBC_CAR1                0xff200028
+#define UBC_CAMR1               0xff20002c
+#define UBC_CDR1                0xff200030
+#define UBC_CDMR1               0xff200034
+#define UBC_CETR1               0xff200038
+#define UBC_CCMFR               0xff200600
+#define UBC_CBCR                0xff200620
+
+/* CBR  */
+#define UBC_CBR_AIE             (0x01<<30)
+#define UBC_CBR_ID_INST         (0x01<<4)
+#define UBC_CBR_RW_READ         (0x01<<1)
+#define UBC_CBR_CE              (0x01)
+
+#define UBC_CBR_AIV_MASK        (0x00FF0000)
+#define UBC_CBR_AIV_SHIFT       (16)
+#define UBC_CBR_AIV_SET(asid)   (((asid)<<UBC_CBR_AIV_SHIFT) & UBC_CBR_AIV_MASK)
+
+#define UBC_CBR_INIT            0x20000000
+
+/* CRR  */
+#define UBC_CRR_RES             (0x01<<13)
+#define UBC_CRR_PCB             (0x01<<1)
+#define UBC_CRR_BIE             (0x01)
+
+#define UBC_CRR_INIT            0x00002000
+
+#else   /* CONFIG_CPU_SH4 */
 #define UBC_BARA                0xff200000
 #define UBC_BAMRA               0xff200004
 #define UBC_BBRA                0xff200008
@@ -22,6 +58,7 @@
 #define UBC_BDRB                0xff200018
 #define UBC_BDMRB               0xff20001c
 #define UBC_BRCR                0xff200020
+#endif  /* CONFIG_CPU_SH4 */
 
 #endif /* __ASM_CPU_SH4_UBC_H */