blob: c437e0c88c3f9c94f95cda9bab906654672b1c21 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
/*
* linux/include/asm-arm/arch-cl7500/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()
|
