xref: /OK3568_Linux_fs/kernel/arch/arm/include/debug/ux500.S (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun/* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun/*
3*4882a593Smuzhiyun * Debugging macro include header
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun *  Copyright (C) 2009 ST-Ericsson
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun#if CONFIG_UX500_DEBUG_UART > 2
10*4882a593Smuzhiyun#error Invalid Ux500 debug UART
11*4882a593Smuzhiyun#endif
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun/*
14*4882a593Smuzhiyun * DEBUG_LL only works if only one SOC is built in.  We don't use #else below
15*4882a593Smuzhiyun * in order to get "__UX500_UART redefined" warnings if more than one SOC is
16*4882a593Smuzhiyun * built, so that there's some hint during the build that something is wrong.
17*4882a593Smuzhiyun */
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun#ifdef CONFIG_UX500_SOC_DB8500
20*4882a593Smuzhiyun#define U8500_UART0_PHYS_BASE	(0x80120000)
21*4882a593Smuzhiyun#define U8500_UART1_PHYS_BASE	(0x80121000)
22*4882a593Smuzhiyun#define U8500_UART2_PHYS_BASE	(0x80007000)
23*4882a593Smuzhiyun#define __UX500_PHYS_UART(n)	U8500_UART##n##_PHYS_BASE
24*4882a593Smuzhiyun#endif
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun#if !defined(__UX500_PHYS_UART)
27*4882a593Smuzhiyun#error Unknown SOC
28*4882a593Smuzhiyun#endif
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun#define UX500_PHYS_UART(n)	__UX500_PHYS_UART(n)
31*4882a593Smuzhiyun#define UART_PHYS_BASE	UX500_PHYS_UART(CONFIG_UX500_DEBUG_UART)
32*4882a593Smuzhiyun#define UART_VIRT_BASE	(0xfff07000)
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun	.macro	addruart, rp, rv, tmp
35*4882a593Smuzhiyun	ldr	\rp, =UART_PHYS_BASE		@ no, physical address
36*4882a593Smuzhiyun	ldr	\rv, =UART_VIRT_BASE		@ yes, virtual address
37*4882a593Smuzhiyun	.endm
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun#include <debug/pl01x.S>
40