Merge branch 'origin' into devel-stable
[linux-2.6.git] / arch / arm / plat-mxc / include / mach / debug-macro.S
1 /* arch/arm/mach-imx/include/mach/debug-macro.S
2  *
3  * Debugging macro include header
4  *
5  *  Copyright (C) 1994-1999 Russell King
6  *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12  */
13 #define IMX_NEEDS_DEPRECATED_SYMBOLS
14
15 #ifdef CONFIG_ARCH_MX1
16 #include <mach/mx1.h>
17 #define UART_PADDR      UART1_BASE_ADDR
18 #define UART_VADDR      IO_ADDRESS(UART1_BASE_ADDR)
19 #endif
20
21 #ifdef CONFIG_ARCH_MX25
22 #ifdef UART_PADDR
23 #error "CONFIG_DEBUG_LL is incompatible with multiple archs"
24 #endif
25 #include <mach/mx25.h>
26 #define UART_PADDR      UART1_BASE_ADDR
27 #define UART_VADDR      MX25_AIPS1_IO_ADDRESS(UART1_BASE_ADDR)
28 #endif
29
30 #ifdef CONFIG_ARCH_MX2
31 #ifdef UART_PADDR
32 #error "CONFIG_DEBUG_LL is incompatible with multiple archs"
33 #endif
34 #include <mach/mx2x.h>
35 #define UART_PADDR      UART1_BASE_ADDR
36 #define UART_VADDR      AIPI_IO_ADDRESS(UART1_BASE_ADDR)
37 #endif
38
39 #ifdef CONFIG_ARCH_MX3
40 #ifdef UART_PADDR
41 #error "CONFIG_DEBUG_LL is incompatible with multiple archs"
42 #endif
43 #include <mach/mx3x.h>
44 #define UART_PADDR      UART1_BASE_ADDR
45 #define UART_VADDR      AIPS1_IO_ADDRESS(UART1_BASE_ADDR)
46 #endif
47
48 #ifdef CONFIG_ARCH_MX5
49 #ifdef UART_PADDR
50 #error "CONFIG_DEBUG_LL is incompatible with multiple archs"
51 #endif
52 #include <mach/mx51.h>
53 #define UART_PADDR      MX51_UART1_BASE_ADDR
54 #define UART_VADDR      MX51_AIPS1_IO_ADDRESS(MX51_UART1_BASE_ADDR)
55 #endif
56
57 #ifdef CONFIG_ARCH_MXC91231
58 #ifdef UART_PADDR
59 #error "CONFIG_DEBUG_LL is incompatible with multiple archs"
60 #endif
61 #include <mach/mxc91231.h>
62 #define UART_PADDR      MXC91231_UART2_BASE_ADDR
63 #define UART_VADDR      MXC91231_IO_ADDRESS(MXC91231_UART2_BASE_ADDR)
64 #endif
65                 .macro  addruart, rx, tmp
66                 mrc     p15, 0, \rx, c1, c0
67                 tst     \rx, #1                 @ MMU enabled?
68                 ldreq   \rx, =UART_PADDR        @ physical
69                 ldrne   \rx, =UART_VADDR        @ virtual
70                 .endm
71
72                 .macro  senduart,rd,rx
73                 str     \rd, [\rx, #0x40]       @ TXDATA
74                 .endm
75
76                 .macro  waituart,rd,rx
77                 .endm
78
79                 .macro  busyuart,rd,rx
80 1002:           ldr     \rd, [\rx, #0x98]       @ SR2
81                 tst     \rd, #1 << 3            @ TXDC
82                 beq     1002b                   @ wait until transmit done
83                 .endm