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_SYS_L2CACHE_OFF		/* No L2 cache */
17 
18 #include <asm/arch/tegra.h>		/* get chip and board defs */
19 
20 /* Use the Tegra US timer on ARMv7, but the architected timer on ARMv8. */
21 #ifndef CONFIG_ARM64
22 #define CONFIG_SYS_TIMER_RATE		1000000
23 #define CONFIG_SYS_TIMER_COUNTER	NV_PA_TMRUS_BASE
24 #endif
25 
26 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
27 
28 /* Environment */
29 #define CONFIG_ENV_SIZE			0x2000	/* Total Size Environment */
30 
31 /*
32  * NS16550 Configuration
33  */
34 #define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
35 
36 /*
37  * Common HW configuration.
38  * If this varies between SoCs later, move to tegraNN-common.h
39  * Note: This is number of devices, not max device ID.
40  */
41 #define CONFIG_SYS_MMC_MAX_DEVICE 4
42 
43 /*
44  * select serial console configuration
45  */
46 
47 /* allow to overwrite serial and ethaddr */
48 #define CONFIG_ENV_OVERWRITE
49 
50 /* turn on command-line edit/hist/auto */
51 
52 /*
53  * Increasing the size of the IO buffer as default nfsargs size is more
54  *  than 256 and so it is not possible to edit it
55  */
56 #define CONFIG_SYS_CBSIZE		(1024 * 2) /* Console I/O Buffer Size */
57 /* Print Buffer Size */
58 #define CONFIG_SYS_MAXARGS		64	/* max number of command args */
59 
60 /* Boot Argument Buffer Size */
61 #define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
62 
63 #define CONFIG_SYS_MEMTEST_START	(NV_PA_SDRC_CS0 + 0x600000)
64 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + 0x100000)
65 
66 /*-----------------------------------------------------------------------
67  * Physical Memory Map
68  */
69 #define CONFIG_NR_DRAM_BANKS	2
70 #define PHYS_SDRAM_1		NV_PA_SDRC_CS0
71 #define PHYS_SDRAM_1_SIZE	0x20000000	/* 512M */
72 
73 #define CONFIG_SYS_UBOOT_START	CONFIG_SYS_TEXT_BASE
74 #define CONFIG_SYS_SDRAM_BASE	PHYS_SDRAM_1
75 
76 #define CONFIG_SYS_BOOTMAPSZ	(256 << 20)	/* 256M */
77 
78 #ifndef CONFIG_ARM64
79 #define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_STACKBASE
80 #define CONFIG_SYS_INIT_RAM_SIZE	CONFIG_SYS_MALLOC_LEN
81 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
82 						CONFIG_SYS_INIT_RAM_SIZE - \
83 						GENERATED_GBL_DATA_SIZE)
84 #endif
85 
86 #ifndef CONFIG_ARM64
87 /* Defines for SPL */
88 #define CONFIG_SPL_MAX_FOOTPRINT	(CONFIG_SYS_TEXT_BASE - \
89 						CONFIG_SPL_TEXT_BASE)
90 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x00010000
91 #endif
92 
93 /* Misc utility code */
94 #define CONFIG_BOUNCE_BUFFER
95 
96 #endif /* _TEGRA_COMMON_H_ */
97