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authorPaul Mundt <lethal@linux-sh.org>2006-09-27 15:41:24 +0900
committerPaul Mundt <lethal@linux-sh.org>2006-09-27 15:41:24 +0900
commit373e68b5472d421cbd2703e7a77caf053f78c005 (patch)
tree6fed51fdf1b89f80a1ec9ea4aab285c1af649945 /include/asm-sh/snapgear.h
parentf647d33f879d258de4ab2559975bd6eebda2033e (diff)
sh: Board updates for I/O routine rework.
This updates the various boards for some of the recent I/O routine updates. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/snapgear.h')
-rw-r--r--include/asm-sh/snapgear.h79
1 files changed, 79 insertions, 0 deletions
diff --git a/include/asm-sh/snapgear.h b/include/asm-sh/snapgear.h
new file mode 100644
index 00000000000..6b5e4ddc073
--- /dev/null
+++ b/include/asm-sh/snapgear.h
@@ -0,0 +1,79 @@
+/*
+ * include/asm-sh/snapgear/io.h
+ *
+ * Modified version of io_se.h for the snapgear-specific functions.
+ *
+ * May be copied or modified under the terms of the GNU General Public
+ * License. See linux/COPYING for more information.
+ *
+ * IO functions for a SnapGear
+ */
+
+#ifndef _ASM_SH_IO_SNAPGEAR_H
+#define _ASM_SH_IO_SNAPGEAR_H
+
+#if defined(CONFIG_CPU_SH4)
+/*
+ * The external interrupt lines, these take up ints 0 - 15 inclusive
+ * depending on the priority for the interrupt. In fact the priority
+ * is the interrupt :-)
+ */
+
+#define IRL0_IRQ 2
+#define IRL0_IPR_ADDR INTC_IPRD
+#define IRL0_IPR_POS 3
+#define IRL0_PRIORITY 13
+
+#define IRL1_IRQ 5
+#define IRL1_IPR_ADDR INTC_IPRD
+#define IRL1_IPR_POS 2
+#define IRL1_PRIORITY 10
+
+#define IRL2_IRQ 8
+#define IRL2_IPR_ADDR INTC_IPRD
+#define IRL2_IPR_POS 1
+#define IRL2_PRIORITY 7
+
+#define IRL3_IRQ 11
+#define IRL3_IPR_ADDR INTC_IPRD
+#define IRL3_IPR_POS 0
+#define IRL3_PRIORITY 4
+#endif
+
+#define __IO_PREFIX snapgear
+#include <asm/io_generic.h>
+
+#ifdef CONFIG_SH_SECUREEDGE5410
+/*
+ * We need to remember what was written to the ioport as some bits
+ * are shared with other functions and you cannot read back what was
+ * written :-|
+ *
+ * Bit Read Write
+ * -----------------------------------------------
+ * D0 DCD on ttySC1 power
+ * D1 Reset Switch heatbeat
+ * D2 ttySC0 CTS (7100) LAN
+ * D3 - WAN
+ * D4 ttySC0 DCD (7100) CONSOLE
+ * D5 - ONLINE
+ * D6 - VPN
+ * D7 - DTR on ttySC1
+ * D8 - ttySC0 RTS (7100)
+ * D9 - ttySC0 DTR (7100)
+ * D10 - RTC SCLK
+ * D11 RTC DATA RTC DATA
+ * D12 - RTS RESET
+ */
+
+#define SECUREEDGE_IOPORT_ADDR ((volatile short *) 0xb0000000)
+extern unsigned short secureedge5410_ioport;
+
+#define SECUREEDGE_WRITE_IOPORT(val, mask) (*SECUREEDGE_IOPORT_ADDR = \
+ (secureedge5410_ioport = \
+ ((secureedge5410_ioport & ~(mask)) | ((val) & (mask)))))
+#define SECUREEDGE_READ_IOPORT() \
+ ((*SECUREEDGE_IOPORT_ADDR&0x0817) | (secureedge5410_ioport&~0x0817))
+#endif
+
+#endif /* _ASM_SH_IO_SNAPGEAR_H */