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-rw-r--r--arch/frv/include/asm/serial-regs.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/arch/frv/include/asm/serial-regs.h b/arch/frv/include/asm/serial-regs.h
new file mode 100644
index 00000000000..e1286bda00e
--- /dev/null
+++ b/arch/frv/include/asm/serial-regs.h
@@ -0,0 +1,44 @@
+/* serial-regs.h: serial port 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_SERIAL_REGS_H
+#define _ASM_SERIAL_REGS_H
+
+#include <linux/serial_reg.h>
+#include <asm/irc-regs.h>
+
+#define SERIAL_ICLK 33333333 /* the target serial input clock */
+#define UART0_BASE 0xfeff9c00
+#define UART1_BASE 0xfeff9c40
+
+#define __get_UART0(R) ({ __reg(UART0_BASE + (R) * 8) >> 24; })
+#define __get_UART1(R) ({ __reg(UART1_BASE + (R) * 8) >> 24; })
+#define __set_UART0(R,V) do { __reg(UART0_BASE + (R) * 8) = (V) << 24; } while(0)
+#define __set_UART1(R,V) do { __reg(UART1_BASE + (R) * 8) = (V) << 24; } while(0)
+
+#define __get_UART0_LSR() ({ __get_UART0(UART_LSR); })
+#define __get_UART1_LSR() ({ __get_UART1(UART_LSR); })
+
+#define __set_UART0_IER(V) __set_UART0(UART_IER,(V))
+#define __set_UART1_IER(V) __set_UART1(UART_IER,(V))
+
+/* serial prescaler select register */
+#define __get_UCPSR() ({ *(volatile unsigned long *)(0xfeff9c90); })
+#define __set_UCPSR(V) do { *(volatile unsigned long *)(0xfeff9c90) = (V); } while(0)
+#define UCPSR_SELECT0 0x07000000
+#define UCPSR_SELECT1 0x38000000
+
+/* serial prescaler base value register */
+#define __get_UCPVR() ({ *(volatile unsigned long *)(0xfeff9c98); mb(); })
+#define __set_UCPVR(V) do { *(volatile unsigned long *)(0xfeff9c98) = (V) << 24; mb(); } while(0)
+
+
+#endif /* _ASM_SERIAL_REGS_H */