1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 4 *		http://www.samsung.com
 5 */
 
 
 
 
 6
 7/* pull in the relevant register and map files. */
 8
 9#define S3C_ADDR_BASE   0xF6000000
10#define S3C_VA_UART	S3C_ADDR_BASE + 0x01000000
11#define EXYNOS4_PA_UART	0x13800000
12#define EXYNOS5_PA_UART	0x12C00000
13
14	/* note, for the boot process to work we have to keep the UART
15	 * virtual address aligned to an 1MiB boundary for the L1
16	 * mapping the head code makes. We keep the UART virtual address
17	 * aligned and add in the offset when we load the value here.
18	 */
19
20	.macro addruart, rp, rv, tmp
21		mrc	p15, 0, \tmp, c0, c0, 0
22		and	\tmp, \tmp, #0xf0
23		teq	\tmp, #0xf0		@@ A15
24		beq	100f
25		mrc	p15, 0, \tmp, c0, c0, 5
26		and	\tmp, \tmp, #0xf00
27		teq	\tmp, #0x100		@@ A15 + A7 but boot to A7
28100:		ldreq	\rp, =EXYNOS5_PA_UART
29		movne	\rp, #EXYNOS4_PA_UART	@@ EXYNOS4
30		ldr	\rv, =S3C_VA_UART
31#if CONFIG_DEBUG_S3C_UART != 0
32		add	\rp, \rp, #(0x10000 * CONFIG_DEBUG_S3C_UART)
33		add	\rv, \rv, #(0x10000 * CONFIG_DEBUG_S3C_UART)
34#endif
35	.endm
36
37#define fifo_full fifo_full_s5pv210
38#define fifo_level fifo_level_s5pv210
39
40#include <debug/samsung.S>

 
 1/*
 2 * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 3 *		http://www.samsung.com
 4 *
 5 * This program is free software; you can redistribute it and/or modify
 6 * it under the terms of the GNU General Public License version 2 as
 7 * published by the Free Software Foundation.
 8*/
 9
10/* pull in the relevant register and map files. */
11
12#define S3C_ADDR_BASE   0xF6000000
13#define S3C_VA_UART	S3C_ADDR_BASE + 0x01000000
14#define EXYNOS4_PA_UART	0x13800000
15#define EXYNOS5_PA_UART	0x12C00000
16
17	/* note, for the boot process to work we have to keep the UART
18	 * virtual address aligned to an 1MiB boundary for the L1
19	 * mapping the head code makes. We keep the UART virtual address
20	 * aligned and add in the offset when we load the value here.
21	 */
22
23	.macro addruart, rp, rv, tmp
24		mrc	p15, 0, \tmp, c0, c0, 0
25		and	\tmp, \tmp, #0xf0
26		teq	\tmp, #0xf0		@@ A15
27		ldreq	\rp, =EXYNOS5_PA_UART
 
 
 
 
28		movne	\rp, #EXYNOS4_PA_UART	@@ EXYNOS4
29		ldr	\rv, =S3C_VA_UART
30#if CONFIG_DEBUG_S3C_UART != 0
31		add	\rp, \rp, #(0x10000 * CONFIG_DEBUG_S3C_UART)
32		add	\rv, \rv, #(0x10000 * CONFIG_DEBUG_S3C_UART)
33#endif
34	.endm
35
36#define fifo_full fifo_full_s5pv210
37#define fifo_level fifo_level_s5pv210
38
39#include <debug/samsung.S>