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author | James Morris <jmorris@namei.org> | 2008-08-28 10:47:34 +1000 |
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committer | James Morris <jmorris@namei.org> | 2008-08-28 10:47:34 +1000 |
commit | 86d688984deefa3ae5a802880c11f2b408b5d6cf (patch) | |
tree | 7ea5e8189b0a774626d3ed7c3c87df2495a4c4a0 /arch/arm/mach-clps7500/include/mach/uncompress.h | |
parent | 93c06cbbf9fea5d5be1778febb7fa9ab1a74e5f5 (diff) | |
parent | 4c246edd2550304df5b766cc841584b2bb058843 (diff) |
Merge branch 'master' into next
Diffstat (limited to 'arch/arm/mach-clps7500/include/mach/uncompress.h')
-rw-r--r-- | arch/arm/mach-clps7500/include/mach/uncompress.h | 35 |
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 00000000000..d7d0af4b49f --- /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() |