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Diffstat (limited to 'arch/arm/mach-clps7500/include/mach/uncompress.h')
-rw-r--r--arch/arm/mach-clps7500/include/mach/uncompress.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-clps7500/include/mach/uncompress.h b/arch/arm/mach-clps7500/include/mach/uncompress.h
new file mode 100644
index 000000000000..d7d0af4b49fc
--- /dev/null
+++ b/arch/arm/mach-clps7500/include/mach/uncompress.h
@@ -0,0 +1,35 @@
+/*
+ * arch/arm/mach-clps7500/include/mach/uncompress.h
+ *
+ * Copyright (C) 1999, 2000 Nexus Electronics Ltd.
+ */
+#define BASE 0x03010000
+#define SERBASE (BASE + (0x2f8 << 2))
+
+static inline void putc(char c)
+{
+ while (!(*((volatile unsigned int *)(SERBASE + 0x14)) & 0x20))
+ barrier();
+
+ *((volatile unsigned int *)(SERBASE)) = c;
+}
+
+static inline void flush(void)
+{
+}
+
+static __inline__ void arch_decomp_setup(void)
+{
+ int baud = 3686400 / (9600 * 32);
+
+ *((volatile unsigned int *)(SERBASE + 0xC)) = 0x80;
+ *((volatile unsigned int *)(SERBASE + 0x0)) = baud & 0xff;
+ *((volatile unsigned int *)(SERBASE + 0x4)) = (baud & 0xff00) >> 8;
+ *((volatile unsigned int *)(SERBASE + 0xC)) = 3; /* 8 bits */
+ *((volatile unsigned int *)(SERBASE + 0x10)) = 3; /* DTR, RTS */
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_wdog()