mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-28 20:37:27 +00:00
1553a1ec83
Add basic support to the MX31PDK development board, also known as MX31 3DS or MX31 3-stack board (http://www.freescale.com/imx31pdk). Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: sascha Hauer <s.hauer@pengutronix.de>
53 lines
1.2 KiB
ArmAsm
53 lines
1.2 KiB
ArmAsm
/* arch/arm/mach-imx/include/mach/debug-macro.S
|
|
*
|
|
* Debugging macro include header
|
|
*
|
|
* Copyright (C) 1994-1999 Russell King
|
|
* Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
*/
|
|
|
|
#include <mach/hardware.h>
|
|
|
|
#ifdef CONFIG_MACH_MX31ADS
|
|
#include <mach/board-mx31ads.h>
|
|
#endif
|
|
#ifdef CONFIG_MACH_PCM037
|
|
#include <mach/board-pcm037.h>
|
|
#endif
|
|
#ifdef CONFIG_MACH_MX31LITE
|
|
#include <mach/board-mx31lite.h>
|
|
#endif
|
|
#ifdef CONFIG_MACH_MX27ADS
|
|
#include <mach/board-mx27ads.h>
|
|
#endif
|
|
#ifdef CONFIG_MACH_PCM038
|
|
#include <mach/board-pcm038.h>
|
|
#endif
|
|
#ifdef CONFIG_MACH_MX31_3DS
|
|
#include <mach/board-mx31pdk.h>
|
|
#endif
|
|
.macro addruart,rx
|
|
mrc p15, 0, \rx, c1, c0
|
|
tst \rx, #1 @ MMU enabled?
|
|
ldreq \rx, =MXC_LL_UART_PADDR @ physical
|
|
ldrne \rx, =MXC_LL_UART_VADDR @ virtual
|
|
.endm
|
|
|
|
.macro senduart,rd,rx
|
|
str \rd, [\rx, #0x40] @ TXDATA
|
|
.endm
|
|
|
|
.macro waituart,rd,rx
|
|
.endm
|
|
|
|
.macro busyuart,rd,rx
|
|
1002: ldr \rd, [\rx, #0x98] @ SR2
|
|
tst \rd, #1 << 3 @ TXDC
|
|
beq 1002b @ wait until transmit done
|
|
.endm
|