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Dzmitry Sankouski69bde042021-10-17 13:45:41 +03001/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Configuration settings for the EXYNOS 78x0 based boards.
4 *
5 * Copyright (c) 2020 Dzmitry Sankouski (dsankouski@gmail.com)
6 * based on include/exynos7420-common.h
7 * Copyright (C) 2016 Samsung Electronics
8 * Thomas Abraham <thomas.ab@samsung.com>
9 */
10
11#ifndef __CONFIG_EXYNOS78x0_COMMON_H
12#define __CONFIG_EXYNOS78x0_COMMON_H
13
14/* High Level Configuration Options */
15#define CONFIG_SAMSUNG /* in a SAMSUNG core */
16#define CONFIG_S5P
17
18#include <asm/arch/cpu.h> /* get chip and board defs */
19#include <linux/sizes.h>
20
21/* Miscellaneous configurable options */
22#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
23#define CONFIG_SYS_PBSIZE 1024 /* Print Buffer Size */
24
25/* Boot Argument Buffer Size */
26#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
27
28/* Timer input clock frequency */
29#define COUNTER_FREQUENCY 26000000
30
Dzmitry Sankouski69bde042021-10-17 13:45:41 +030031#define CPU_RELEASE_ADDR secondary_boot_addr
32
33#define CONFIG_SYS_BAUDRATE_TABLE \
34 {9600, 19200, 38400, 57600, 115200, 230400, 460800, 921600}
35
Dzmitry Sankouski69bde042021-10-17 13:45:41 +030036#define CONFIG_SYS_SDRAM_BASE 0x40000000
37#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + SZ_2M - GENERATED_GBL_DATA_SIZE)
Dzmitry Sankouskid5c4ec42022-02-22 21:49:54 +030038#define CONFIG_SYS_BOOTM_LEN SZ_32M
Dzmitry Sankouski69bde042021-10-17 13:45:41 +030039/* DRAM Memory Banks */
40#define SDRAM_BANK_SIZE (256UL << 20UL) /* 256 MB */
41#define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE
42#define PHYS_SDRAM_1_SIZE SDRAM_BANK_SIZE
43#define PHYS_SDRAM_2 (CONFIG_SYS_SDRAM_BASE + SDRAM_BANK_SIZE)
44#define PHYS_SDRAM_2_SIZE SDRAM_BANK_SIZE
45#define PHYS_SDRAM_3 (CONFIG_SYS_SDRAM_BASE + (2 * SDRAM_BANK_SIZE))
46#define PHYS_SDRAM_3_SIZE SDRAM_BANK_SIZE
47#define PHYS_SDRAM_4 (CONFIG_SYS_SDRAM_BASE + (3 * SDRAM_BANK_SIZE))
48#define PHYS_SDRAM_4_SIZE SDRAM_BANK_SIZE
49#define PHYS_SDRAM_5 (CONFIG_SYS_SDRAM_BASE + (4 * SDRAM_BANK_SIZE))
50#define PHYS_SDRAM_5_SIZE SDRAM_BANK_SIZE
51#define PHYS_SDRAM_6 (CONFIG_SYS_SDRAM_BASE + (5 * SDRAM_BANK_SIZE))
52#define PHYS_SDRAM_6_SIZE SDRAM_BANK_SIZE
53#define PHYS_SDRAM_7 (CONFIG_SYS_SDRAM_BASE + (6 * SDRAM_BANK_SIZE))
54#define PHYS_SDRAM_7_SIZE SDRAM_BANK_SIZE
55#define PHYS_SDRAM_8 (CONFIG_SYS_SDRAM_BASE + (7 * SDRAM_BANK_SIZE))
56#define PHYS_SDRAM_8_SIZE SDRAM_BANK_SIZE
57#define PHYS_SDRAM_9 (CONFIG_SYS_SDRAM_BASE + (8 * SDRAM_BANK_SIZE))
58#define PHYS_SDRAM_9_SIZE SDRAM_BANK_SIZE
59#define PHYS_SDRAM_10 (CONFIG_SYS_SDRAM_BASE + (9 * SDRAM_BANK_SIZE))
60#define PHYS_SDRAM_10_SIZE SDRAM_BANK_SIZE
61#define PHYS_SDRAM_11 (CONFIG_SYS_SDRAM_BASE + (10 * SDRAM_BANK_SIZE))
62#define PHYS_SDRAM_11_SIZE SDRAM_BANK_SIZE
63#define PHYS_SDRAM_12 (CONFIG_SYS_SDRAM_BASE + (11 * SDRAM_BANK_SIZE))
64#define PHYS_SDRAM_12_SIZE SDRAM_BANK_SIZE
65
Dzmitry Sankouski69bde042021-10-17 13:45:41 +030066#ifndef MEM_LAYOUT_ENV_SETTINGS
67#define MEM_LAYOUT_ENV_SETTINGS \
68 "bootm_size=0x10000000\0" \
69 "bootm_low=0x40000000\0"
70#endif
71
72#ifndef EXYNOS_DEVICE_SETTINGS
73#define EXYNOS_DEVICE_SETTINGS \
74 "stdin=serial\0" \
75 "stdout=serial\0" \
76 "stderr=serial\0"
77#endif
78
79#ifndef EXYNOS_FDTFILE_SETTING
80#define EXYNOS_FDTFILE_SETTING
81#endif
82
Dzmitry Sankouskid5c4ec42022-02-22 21:49:54 +030083/* Cannot use bootdelay > 0, because timer is not working */
Dzmitry Sankouski69bde042021-10-17 13:45:41 +030084#define EXTRA_ENV_SETTINGS \
Dzmitry Sankouskid5c4ec42022-02-22 21:49:54 +030085 "bootdelay=0\0" \
86 "bootcmd=source $prevbl_initrd_start_addr:bootscript\0" \
Dzmitry Sankouski69bde042021-10-17 13:45:41 +030087 EXYNOS_DEVICE_SETTINGS \
88 EXYNOS_FDTFILE_SETTING \
89 MEM_LAYOUT_ENV_SETTINGS
90
91#define CONFIG_EXTRA_ENV_SETTINGS \
92 EXTRA_ENV_SETTINGS
93
94#endif /* __CONFIG_EXYNOS78x0_COMMON_H */