kernel-ark/arch/arm/mach-mxs/include/mach/debug-macro.S
Shawn Guo 41fa75bc09 ARM: mxs: Add low-level debug UART support
- DEBUG_LL support, which is incompatible with multi-soc MXS image
   because of different DUART base address on MX23 and MX28
 - uncompress message support

Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
2010-12-20 17:29:23 +01:00

39 lines
935 B
ArmAsm

/* arch/arm/mach-mxs/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/mx23.h>
#include <mach/mx28.h>
#ifdef CONFIG_SOC_IMX23
#ifdef UART_PADDR
#error "CONFIG_DEBUG_LL is incompatible with multiple archs"
#endif
#define UART_PADDR MX23_DUART_BASE_ADDR
#endif
#ifdef CONFIG_SOC_IMX28
#ifdef UART_PADDR
#error "CONFIG_DEBUG_LL is incompatible with multiple archs"
#endif
#define UART_PADDR MX28_DUART_BASE_ADDR
#endif
#define UART_VADDR MXS_IO_ADDRESS(UART_PADDR)
.macro addruart, rp, rv
ldr \rp, =UART_PADDR @ physical
ldr \rv, =UART_VADDR @ virtual
.endm
#include <asm/hardware/debug-pl01x.S>