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Dzmitry Sankouski0061b6f2021-10-17 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
31/* Device Tree */
32#define CONFIG_DEVICE_TREE_LIST "EXYNOS78x0-a5y17lte"
33
34#define CPU_RELEASE_ADDR secondary_boot_addr
35
36#define CONFIG_SYS_BAUDRATE_TABLE \
37 {9600, 19200, 38400, 57600, 115200, 230400, 460800, 921600}
38
39#define CONFIG_BOARD_COMMON
40
41#define CONFIG_SYS_SDRAM_BASE 0x40000000
42#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + SZ_2M - GENERATED_GBL_DATA_SIZE)
43/* DRAM Memory Banks */
44#define SDRAM_BANK_SIZE (256UL << 20UL) /* 256 MB */
45#define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE
46#define PHYS_SDRAM_1_SIZE SDRAM_BANK_SIZE
47#define PHYS_SDRAM_2 (CONFIG_SYS_SDRAM_BASE + SDRAM_BANK_SIZE)
48#define PHYS_SDRAM_2_SIZE SDRAM_BANK_SIZE
49#define PHYS_SDRAM_3 (CONFIG_SYS_SDRAM_BASE + (2 * SDRAM_BANK_SIZE))
50#define PHYS_SDRAM_3_SIZE SDRAM_BANK_SIZE
51#define PHYS_SDRAM_4 (CONFIG_SYS_SDRAM_BASE + (3 * SDRAM_BANK_SIZE))
52#define PHYS_SDRAM_4_SIZE SDRAM_BANK_SIZE
53#define PHYS_SDRAM_5 (CONFIG_SYS_SDRAM_BASE + (4 * SDRAM_BANK_SIZE))
54#define PHYS_SDRAM_5_SIZE SDRAM_BANK_SIZE
55#define PHYS_SDRAM_6 (CONFIG_SYS_SDRAM_BASE + (5 * SDRAM_BANK_SIZE))
56#define PHYS_SDRAM_6_SIZE SDRAM_BANK_SIZE
57#define PHYS_SDRAM_7 (CONFIG_SYS_SDRAM_BASE + (6 * SDRAM_BANK_SIZE))
58#define PHYS_SDRAM_7_SIZE SDRAM_BANK_SIZE
59#define PHYS_SDRAM_8 (CONFIG_SYS_SDRAM_BASE + (7 * SDRAM_BANK_SIZE))
60#define PHYS_SDRAM_8_SIZE SDRAM_BANK_SIZE
61#define PHYS_SDRAM_9 (CONFIG_SYS_SDRAM_BASE + (8 * SDRAM_BANK_SIZE))
62#define PHYS_SDRAM_9_SIZE SDRAM_BANK_SIZE
63#define PHYS_SDRAM_10 (CONFIG_SYS_SDRAM_BASE + (9 * SDRAM_BANK_SIZE))
64#define PHYS_SDRAM_10_SIZE SDRAM_BANK_SIZE
65#define PHYS_SDRAM_11 (CONFIG_SYS_SDRAM_BASE + (10 * SDRAM_BANK_SIZE))
66#define PHYS_SDRAM_11_SIZE SDRAM_BANK_SIZE
67#define PHYS_SDRAM_12 (CONFIG_SYS_SDRAM_BASE + (11 * SDRAM_BANK_SIZE))
68#define PHYS_SDRAM_12_SIZE SDRAM_BANK_SIZE
69
70#define CONFIG_DEBUG_UART_CLOCK 132710400
71
72#define CONFIG_PREBOOT \
73"echo Read pressed buttons status;" \
74"KEY_VOLUMEUP=gpa20;" \
75"KEY_HOME=gpa17;" \
76"KEY_VOLUMEDOWN=gpa21;" \
77"KEY_POWER=gpa00;" \
78"PRESSED=0;" \
79"RELEASED=1;" \
80"if gpio input $KEY_VOLUMEUP; then setenv VOLUME_UP $PRESSED; " \
81"else setenv VOLUME_UP $RELEASED; fi;" \
82"if gpio input $KEY_VOLUMEDOWN; then setenv VOLUME_DOWN $PRESSED; " \
83"else setenv VOLUME_DOWN $RELEASED; fi;" \
84"if gpio input $KEY_HOME; then setenv HOME $PRESSED; else setenv HOME $RELEASED; fi;" \
85"if gpio input $KEY_POWER; then setenv POWER $PRESSED; else setenv POWER $RELEASED; fi;"
86
87#ifndef MEM_LAYOUT_ENV_SETTINGS
88#define MEM_LAYOUT_ENV_SETTINGS \
89 "bootm_size=0x10000000\0" \
90 "bootm_low=0x40000000\0"
91#endif
92
93#ifndef EXYNOS_DEVICE_SETTINGS
94#define EXYNOS_DEVICE_SETTINGS \
95 "stdin=serial\0" \
96 "stdout=serial\0" \
97 "stderr=serial\0"
98#endif
99
100#ifndef EXYNOS_FDTFILE_SETTING
101#define EXYNOS_FDTFILE_SETTING
102#endif
103
104#define EXTRA_ENV_SETTINGS \
105 EXYNOS_DEVICE_SETTINGS \
106 EXYNOS_FDTFILE_SETTING \
107 MEM_LAYOUT_ENV_SETTINGS
108
109#define CONFIG_EXTRA_ENV_SETTINGS \
110 EXTRA_ENV_SETTINGS
111
112#endif /* __CONFIG_EXYNOS78x0_COMMON_H */