1 files changed, 41 insertions, 0 deletions

diff --git a/include/asm-frv/busctl-regs.h b/include/asm-frv/busctl-regs.h
new file mode 100644
index 000000000000..bb0ff4816e27
--- /dev/null
+++ b/include/asm-frv/busctl-regs.h
@@ -0,0 +1,41 @@
+/* busctl-regs.h: FR400-series CPU bus controller registers
+ *
+ * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * 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.
+ */
+
+#ifndef _ASM_BUSCTL_REGS_H
+#define _ASM_BUSCTL_REGS_H
+
+/* bus controller registers */
+#define __get_LGCR()    ({ *(volatile unsigned long *)(0xfe000010); })
+#define __get_LMAICR()  ({ *(volatile unsigned long *)(0xfe000030); })
+#define __get_LEMBR()   ({ *(volatile unsigned long *)(0xfe000040); })
+#define __get_LEMAM()   ({ *(volatile unsigned long *)(0xfe000048); })
+#define __get_LCR(R)    ({ *(volatile unsigned long *)(0xfe000100 + 8*(R)); })
+#define __get_LSBR(R)   ({ *(volatile unsigned long *)(0xfe000c00 + 8*(R)); })
+#define __get_LSAM(R)   ({ *(volatile unsigned long *)(0xfe000d00 + 8*(R)); })
+
+#define __set_LGCR(V)   do { *(volatile unsigned long *)(0xfe000010) = (V); } while(0)
+#define __set_LMAICR(V) do { *(volatile unsigned long *)(0xfe000030) = (V); } while(0)
+#define __set_LEMBR(V)  do { *(volatile unsigned long *)(0xfe000040) = (V); } while(0)
+#define __set_LEMAM(V)  do { *(volatile unsigned long *)(0xfe000048) = (V); } while(0)
+#define __set_LCR(R,V)  do { *(volatile unsigned long *)(0xfe000100 + 8*(R)) = (V); } while(0)
+#define __set_LSBR(R,V) do { *(volatile unsigned long *)(0xfe000c00 + 8*(R)) = (V); } while(0)
+#define __set_LSAM(R,V) do { *(volatile unsigned long *)(0xfe000d00 + 8*(R)) = (V); } while(0)
+
+/* FR401 SDRAM controller registers */
+#define __get_DBR(R)    ({ *(volatile unsigned long *)(0xfe000e00 + 8*(R)); })
+#define __get_DAM(R)    ({ *(volatile unsigned long *)(0xfe000f00 + 8*(R)); })
+
+/* FR551 SDRAM controller registers */
+#define __get_DARS(R)   ({ *(volatile unsigned long *)(0xfeff0100 + 8*(R)); })
+#define __get_DAMK(R)   ({ *(volatile unsigned long *)(0xfeff0110 + 8*(R)); })
+
+
+#endif /* _ASM_BUSCTL_REGS_H */