1 /*
2  * (C) Copyright 2012
3  * Linaro
4  * Linus Walleij <linus.walleij@linaro.org>
5  * Common ARM Integrator configuration settings
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 
10 #define CONFIG_INTEGRATOR
11 
12 #define CONFIG_SYS_TEXT_BASE		0x01000000
13 #define CONFIG_SYS_MEMTEST_START	0x100000
14 #define CONFIG_SYS_MEMTEST_END		0x10000000
15 #define CONFIG_SYS_TIMERBASE		0x13000100	/* Timer1 */
16 #define CONFIG_SYS_LOAD_ADDR		0x7fc0	/* default load address */
17 #define CONFIG_SYS_LONGHELP
18 #define CONFIG_SYS_HUSH_PARSER
19 #define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size*/
20 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
21 #define CONFIG_SYS_MAXARGS		16	/* max number of command args */
22 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size*/
23 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + 128*1024) /* Size of malloc() pool */
24 
25 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs  */
26 #define CONFIG_SETUP_MEMORY_TAGS
27 #define CONFIG_OF_LIBFDT		/* enable passing a Device Tree */
28 #define CONFIG_MISC_INIT_R		/* call misc_init_r during start up */
29 
30 /*
31  * There are various dependencies on the core module (CM) fitted
32  * Users should refer to their CM user guide
33  */
34 #include "armcoremodule.h"
35 
36 /*
37  * Initialize and remap the core module, use SPD to detect memory size
38  * If CONFIG_SKIP_LOWLEVEL_INIT is not defined &
39  * the core module has a CM_INIT register
40  * then the U-Boot initialisation code will
41  * e.g. ARM Boot Monitor or pre-loader is repeated once
42  * (to re-initialise any existing CM_INIT settings to safe values).
43  *
44  * This is usually not the desired behaviour since the platform
45  * will either reboot into the ARM monitor (or pre-loader)
46  * or continuously cycle thru it without U-Boot running,
47  * depending upon the setting of Integrator/CP switch S2-4.
48  *
49  * However it may be needed if Integrator/CP switch S2-1
50  * is set OFF to boot direct into U-Boot.
51  * In that case comment out the line below.
52  */
53 #define CONFIG_CM_INIT
54 #define CONFIG_CM_REMAP
55 #define CONFIG_CM_SPD_DETECT
56 
57 /*
58  * The ARM boot monitor initializes the board.
59  * However, the default U-Boot code also performs the initialization.
60  * If desired, this can be prevented by defining SKIP_LOWLEVEL_INIT
61  * - see documentation supplied with board for details of how to choose the
62  * image to run at reset/power up
63  * e.g. whether the ARM Boot Monitor runs before U-Boot
64  */
65 /* #define CONFIG_SKIP_LOWLEVEL_INIT */
66 
67 /*
68  * The ARM boot monitor does not relocate U-Boot.
69  * However, the default U-Boot code performs the relocation check,
70  * and may relocate the code if the memory map is changed.
71  * If necessary this can be prevented by defining SKIP_RELOCATE_UBOOT
72  */
73 /* #define SKIP_CONFIG_RELOCATE_UBOOT */
74 
75 
76 /*
77  * Physical Memory Map
78  */
79 #define CONFIG_NR_DRAM_BANKS	1		/* we have 1 bank of DRAM */
80 #define PHYS_SDRAM_1		0x00000000	/* SDRAM Bank #1 */
81 #define PHYS_SDRAM_1_SIZE	0x08000000	/* 128 MB */
82 #define CONFIG_SYS_SDRAM_BASE	PHYS_SDRAM_1
83 #define CONFIG_SYS_INIT_RAM_SIZE PHYS_SDRAM_1_SIZE
84 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
85 				    CONFIG_SYS_INIT_RAM_SIZE - \
86 				    GENERATED_GBL_DATA_SIZE)
87 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
88