1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * (C) Copyright 2010-2012
4 * NVIDIA Corporation <www.nvidia.com>
7 #ifndef _TEGRA_COMMON_H_
8 #define _TEGRA_COMMON_H_
9 #include <linux/sizes.h>
10 #include <linux/stringify.h>
13 * High Level Configuration Options
15 #define CONFIG_SYS_L2CACHE_OFF /* No L2 cache */
17 #include <asm/arch/tegra.h> /* get chip and board defs */
19 /* Use the Tegra US timer on ARMv7, but the architected timer on ARMv8. */
21 #define CONFIG_SYS_TIMER_RATE 1000000
22 #define CONFIG_SYS_TIMER_COUNTER NV_PA_TMRUS_BASE
25 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
28 #define CONFIG_ENV_SIZE 0x2000 /* Total Size Environment */
31 * NS16550 Configuration
33 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
36 * Common HW configuration.
37 * If this varies between SoCs later, move to tegraNN-common.h
38 * Note: This is number of devices, not max device ID.
40 #define CONFIG_SYS_MMC_MAX_DEVICE 4
43 * select serial console configuration
46 /* allow to overwrite serial and ethaddr */
47 #define CONFIG_ENV_OVERWRITE
49 /* turn on command-line edit/hist/auto */
52 * Increasing the size of the IO buffer as default nfsargs size is more
53 * than 256 and so it is not possible to edit it
55 #define CONFIG_SYS_CBSIZE (1024 * 2) /* Console I/O Buffer Size */
56 /* Print Buffer Size */
57 #define CONFIG_SYS_MAXARGS 64 /* max number of command args */
59 /* Boot Argument Buffer Size */
60 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
62 #define CONFIG_SYS_MEMTEST_START (NV_PA_SDRC_CS0 + 0x600000)
63 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x100000)
65 /*-----------------------------------------------------------------------
68 #define CONFIG_NR_DRAM_BANKS 2
69 #define PHYS_SDRAM_1 NV_PA_SDRC_CS0
70 #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512M */
72 #define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
73 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
75 #define CONFIG_SYS_BOOTMAPSZ (256 << 20) /* 256M */
78 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_STACKBASE
79 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_MALLOC_LEN
80 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
81 CONFIG_SYS_INIT_RAM_SIZE - \
82 GENERATED_GBL_DATA_SIZE)
87 #define CONFIG_SPL_MAX_FOOTPRINT (CONFIG_SYS_TEXT_BASE - \
89 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x00010000
92 /* Misc utility code */
93 #define CONFIG_BOUNCE_BUFFER
95 #endif /* _TEGRA_COMMON_H_ */