linux/arch/arm/include/debug/ux500.S
Linus Walleij 9bed3e05e9 ARM: ux500: make debug macro stand-alone
This pushes the knowledge of physical addresses down into
the debug macro so we can get rid of the <mach/hardware.h>
dependency.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-04-08 13:59:14 +02:00

49 lines
1.5 KiB
ArmAsm

/*
* Debugging macro include header
*
* Copyright (C) 2009 ST-Ericsson
*
* 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.
*
*/
#if CONFIG_UX500_DEBUG_UART > 2
#error Invalid Ux500 debug UART
#endif
/*
* DEBUG_LL only works if only one SOC is built in. We don't use #else below
* in order to get "__UX500_UART redefined" warnings if more than one SOC is
* built, so that there's some hint during the build that something is wrong.
*/
#ifdef CONFIG_UX500_SOC_DB8500
#define U8500_UART0_PHYS_BASE (0x80120000)
#define U8500_UART1_PHYS_BASE (0x80121000)
#define U8500_UART2_PHYS_BASE (0x80007000)
#define U8500_UART0_VIRT_BASE (0xa8120000)
#define U8500_UART1_VIRT_BASE (0xa8121000)
#define U8500_UART2_VIRT_BASE (0xa8007000)
#define __UX500_PHYS_UART(n) U8500_UART##n##_PHYS_BASE
#define __UX500_VIRT_UART(n) U8500_UART##n##_VIRT_BASE
#endif
#if !defined(__UX500_PHYS_UART) || !defined(__UX500_VIRT_UART)
#error Unknown SOC
#endif
#define UX500_PHYS_UART(n) __UX500_PHYS_UART(n)
#define UX500_VIRT_UART(n) __UX500_VIRT_UART(n)
#define UART_PHYS_BASE UX500_PHYS_UART(CONFIG_UX500_DEBUG_UART)
#define UART_VIRT_BASE UX500_VIRT_UART(CONFIG_UX500_DEBUG_UART)
.macro addruart, rp, rv, tmp
ldr \rp, =UART_PHYS_BASE @ no, physical address
ldr \rv, =UART_VIRT_BASE @ yes, virtual address
.endm
#include <asm/hardware/debug-pl01x.S>