spi-topcliff-pch: supports a spi mode setup and bit order setup by IO control
[zen-stable.git] / arch / arm / mach-vt8500 / include / mach / debug-macro.S
blobca292f29d4a30ec29d1413a18c26605385373795
1 /*
2  * arch/arm/mach-vt8500/include/mach/debug-macro.S
3  *
4  *  Copyright (C) 2010 Alexey Charkov <alchark@gmail.com>
5  *
6  * Debugging macro include header
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  *
14         .macro  addruart, rp, rv, tmp
15         mov     \rp,      #0x00200000
16         orr     \rv, \rp, #0xf8000000
17         orr     \rp, \rp, #0xd8000000
18         .endm
20         .macro  senduart,rd,rx
21         strb    \rd, [\rx, #0]
22         .endm
24         .macro  busyuart,rd,rx
25 1001:   ldr     \rd, [\rx, #0x1c]
26         ands    \rd, \rd, #0x2
27         bne     1001b
28         .endm
30         .macro  waituart,rd,rx
31         .endm