spi-topcliff-pch: Fix issue for transmitting over 4KByte
[zen-stable.git] / arch / arm / mach-mmp / include / mach / entry-macro.S
blobc42d9d4e892de3d8e0a4432cb2f38a917730f51a
1 /*
2  * linux/arch/arm/mach-mmp/include/mach/entry-macro.S
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 2 as
6  * published by the Free Software Foundation.
7  */
9 #include <mach/regs-icu.h>
11         .macro  disable_fiq
12         .endm
14         .macro  arch_ret_to_user, tmp1, tmp2
15         .endm
17         .macro  get_irqnr_preamble, base, tmp
18         mrc     p15, 0, \tmp, c0, c0, 0         @ CPUID
19         and     \tmp, \tmp, #0xff00
20         cmp     \tmp, #0x5800
21         ldr     \base, =ICU_VIRT_BASE
22         addne   \base, \base, #0x10c            @ PJ1 AP INT SEL register
23         addeq   \base, \base, #0x104            @ PJ4 IRQ SEL register
24         .endm
26         .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
27         ldr     \tmp, [\base, #0]
28         and     \irqnr, \tmp, #0x3f
29         tst     \tmp, #(1 << 6)
30         .endm