xref: /openbmc/linux/arch/arm/include/debug/ux500.S (revision f87b95dd)
1f87b95ddSLinus Walleij/*
2f87b95ddSLinus Walleij * Debugging macro include header
3f87b95ddSLinus Walleij *
4f87b95ddSLinus Walleij *  Copyright (C) 2009 ST-Ericsson
5f87b95ddSLinus Walleij *
6f87b95ddSLinus Walleij * This program is free software; you can redistribute it and/or modify
7f87b95ddSLinus Walleij * it under the terms of the GNU General Public License version 2 as
8f87b95ddSLinus Walleij * published by the Free Software Foundation.
9f87b95ddSLinus Walleij *
10f87b95ddSLinus Walleij */
11f87b95ddSLinus Walleij#include <mach/hardware.h>
12f87b95ddSLinus Walleij
13f87b95ddSLinus Walleij#if CONFIG_UX500_DEBUG_UART > 2
14f87b95ddSLinus Walleij#error Invalid Ux500 debug UART
15f87b95ddSLinus Walleij#endif
16f87b95ddSLinus Walleij
17f87b95ddSLinus Walleij/*
18f87b95ddSLinus Walleij * DEBUG_LL only works if only one SOC is built in.  We don't use #else below
19f87b95ddSLinus Walleij * in order to get "__UX500_UART redefined" warnings if more than one SOC is
20f87b95ddSLinus Walleij * built, so that there's some hint during the build that something is wrong.
21f87b95ddSLinus Walleij */
22f87b95ddSLinus Walleij
23f87b95ddSLinus Walleij#ifdef CONFIG_UX500_SOC_DB8500
24f87b95ddSLinus Walleij#define __UX500_UART(n)	U8500_UART##n##_BASE
25f87b95ddSLinus Walleij#endif
26f87b95ddSLinus Walleij
27f87b95ddSLinus Walleij#ifndef __UX500_UART
28f87b95ddSLinus Walleij#error Unknown SOC
29f87b95ddSLinus Walleij#endif
30f87b95ddSLinus Walleij
31f87b95ddSLinus Walleij#define UX500_UART(n)	__UX500_UART(n)
32f87b95ddSLinus Walleij#define UART_BASE	UX500_UART(CONFIG_UX500_DEBUG_UART)
33f87b95ddSLinus Walleij
34f87b95ddSLinus Walleij	.macro	addruart, rp, rv, tmp
35f87b95ddSLinus Walleij	ldr	\rp, =UART_BASE				@ no, physical address
36f87b95ddSLinus Walleij	ldr	\rv, =IO_ADDRESS(UART_BASE)		@ yes, virtual address
37f87b95ddSLinus Walleij	.endm
38f87b95ddSLinus Walleij
39f87b95ddSLinus Walleij#include <asm/hardware/debug-pl01x.S>
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