xref: /openbmc/linux/arch/arm/include/debug/ux500.S (revision 428b504e)
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Debugging macro include header
4 *
5 *  Copyright (C) 2009 ST-Ericsson
6 */
7
8
9#if CONFIG_UX500_DEBUG_UART > 2
10#error Invalid Ux500 debug UART
11#endif
12
13/*
14 * DEBUG_LL only works if only one SOC is built in.  We don't use #else below
15 * in order to get "__UX500_UART redefined" warnings if more than one SOC is
16 * built, so that there's some hint during the build that something is wrong.
17 */
18
19#ifdef CONFIG_UX500_SOC_DB8500
20#define U8500_UART0_PHYS_BASE	(0x80120000)
21#define U8500_UART1_PHYS_BASE	(0x80121000)
22#define U8500_UART2_PHYS_BASE	(0x80007000)
23#define __UX500_PHYS_UART(n)	U8500_UART##n##_PHYS_BASE
24#endif
25
26#if !defined(__UX500_PHYS_UART)
27#error Unknown SOC
28#endif
29
30#define UX500_PHYS_UART(n)	__UX500_PHYS_UART(n)
31#define UART_PHYS_BASE	UX500_PHYS_UART(CONFIG_UX500_DEBUG_UART)
32#define UART_VIRT_BASE	(0xfff07000)
33
34	.macro	addruart, rp, rv, tmp
35	ldr	\rp, =UART_PHYS_BASE		@ no, physical address
36	ldr	\rv, =UART_VIRT_BASE		@ yes, virtual address
37	.endm
38
39#include <debug/pl01x.S>
40