1 /*
2  *  (C) Copyright 2010-2012
3  *  NVIDIA Corporation <www.nvidia.com>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #ifndef _TEGRA_COMMON_H_
9 #define _TEGRA_COMMON_H_
10 #include <linux/sizes.h>
11 #include <linux/stringify.h>
12 
13 /*
14  * High Level Configuration Options
15  */
16 #define CONFIG_ARMCORTEXA9		/* This is an ARM V7 CPU core */
17 #define CONFIG_SYS_L2CACHE_OFF		/* No L2 cache */
18 
19 #include <asm/arch/tegra.h>		/* get chip and board defs */
20 
21 /* Use the Tegra US timer on ARMv7, but the architected timer on ARMv8. */
22 #ifndef CONFIG_ARM64
23 #define CONFIG_SYS_TIMER_RATE		1000000
24 #define CONFIG_SYS_TIMER_COUNTER	NV_PA_TMRUS_BASE
25 #endif
26 
27 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
28 
29 /* Environment */
30 #define CONFIG_ENV_VARS_UBOOT_CONFIG
31 #define CONFIG_ENV_SIZE			0x2000	/* Total Size Environment */
32 
33 /*
34  * NS16550 Configuration
35  */
36 #define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
37 
38 /*
39  * Common HW configuration.
40  * If this varies between SoCs later, move to tegraNN-common.h
41  * Note: This is number of devices, not max device ID.
42  */
43 #define CONFIG_SYS_MMC_MAX_DEVICE 4
44 
45 /*
46  * select serial console configuration
47  */
48 #define CONFIG_CONS_INDEX	1
49 
50 /* allow to overwrite serial and ethaddr */
51 #define CONFIG_ENV_OVERWRITE
52 #define CONFIG_BAUDRATE			115200
53 
54 /* turn on command-line edit/hist/auto */
55 #define CONFIG_COMMAND_HISTORY
56 
57 #define CONFIG_SYS_NO_FLASH
58 
59 /*
60  * Increasing the size of the IO buffer as default nfsargs size is more
61  *  than 256 and so it is not possible to edit it
62  */
63 #define CONFIG_SYS_CBSIZE		(1024 * 2) /* Console I/O Buffer Size */
64 /* Print Buffer Size */
65 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
66 					sizeof(CONFIG_SYS_PROMPT) + 16)
67 #define CONFIG_SYS_MAXARGS		64	/* max number of command args */
68 
69 /* Boot Argument Buffer Size */
70 #define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
71 
72 #define CONFIG_SYS_MEMTEST_START	(NV_PA_SDRC_CS0 + 0x600000)
73 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + 0x100000)
74 
75 /*-----------------------------------------------------------------------
76  * Physical Memory Map
77  */
78 #define CONFIG_NR_DRAM_BANKS	2
79 #define PHYS_SDRAM_1		NV_PA_SDRC_CS0
80 #define PHYS_SDRAM_1_SIZE	0x20000000	/* 512M */
81 
82 #define CONFIG_SYS_UBOOT_START	CONFIG_SYS_TEXT_BASE
83 #define CONFIG_SYS_SDRAM_BASE	PHYS_SDRAM_1
84 
85 #define CONFIG_SYS_BOOTMAPSZ	(256 << 20)	/* 256M */
86 
87 #define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_STACKBASE
88 #define CONFIG_SYS_INIT_RAM_SIZE	CONFIG_SYS_MALLOC_LEN
89 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
90 						CONFIG_SYS_INIT_RAM_SIZE - \
91 						GENERATED_GBL_DATA_SIZE)
92 
93 #define CONFIG_CMD_ENTERRCM
94 
95 /* Defines for SPL */
96 #define CONFIG_SPL_FRAMEWORK
97 #define CONFIG_SPL_BOARD_INIT
98 #define CONFIG_SPL_NAND_SIMPLE
99 #define CONFIG_SPL_MAX_FOOTPRINT	(CONFIG_SYS_TEXT_BASE - \
100 						CONFIG_SPL_TEXT_BASE)
101 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x00010000
102 
103 /* Misc utility code */
104 #define CONFIG_BOUNCE_BUFFER
105 #define CONFIG_CRC32_VERIFY
106 
107 #ifndef CONFIG_SPL_BUILD
108 #include <config_distro_defaults.h>
109 #define CONFIG_FAT_WRITE
110 #endif
111 
112 #endif /* _TEGRA_COMMON_H_ */
113