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Tom Rini83d290c2018-05-06 17:58:06 -04001/* SPDX-License-Identifier: GPL-2.0+ */
Rick Chen56a4ca82017-12-26 13:55:54 +08002/*
3 * Copyright (C) 2017 Andes Technology Corporation
4 * Rick Chen, Andes Technology Corporation <rick@andestech.com>
Rick Chen56a4ca82017-12-26 13:55:54 +08005 */
6
7#ifndef __CONFIG_H
8#define __CONFIG_H
9
Pragnesh Patelbc8d12b2021-01-17 18:11:25 +053010#define RISCV_MMODE_TIMERBASE 0xe6000000
11#define RISCV_MMODE_TIMER_FREQ 60000000
12
13#define RISCV_SMODE_TIMER_FREQ 60000000
14
Rick Chen56a4ca82017-12-26 13:55:54 +080015/*
16 * CPU and Board Configuration Options
17 */
Rick Chen56a4ca82017-12-26 13:55:54 +080018
Rick Chen56a4ca82017-12-26 13:55:54 +080019/*
20 * Miscellaneous configurable options
21 */
Rick Chen56a4ca82017-12-26 13:55:54 +080022
Rick Chen56a4ca82017-12-26 13:55:54 +080023/*
24 * Physical Memory Map
25 */
Rick Chen56a4ca82017-12-26 13:55:54 +080026#define PHYS_SDRAM_0 0x00000000 /* SDRAM Bank #1 */
27#define PHYS_SDRAM_1 \
28 (PHYS_SDRAM_0 + PHYS_SDRAM_0_SIZE) /* SDRAM Bank #2 */
29#define PHYS_SDRAM_0_SIZE 0x20000000 /* 512 MB */
30#define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */
Tom Riniaa6e94d2022-11-16 13:10:37 -050031#define CFG_SYS_SDRAM_BASE PHYS_SDRAM_0
Rick Chen56a4ca82017-12-26 13:55:54 +080032
33/*
34 * Serial console configuration
35 */
Tom Rini91092132022-11-16 13:10:28 -050036#define CFG_SYS_NS16550_CLK 19660800
Rick Chen56a4ca82017-12-26 13:55:54 +080037
Rick Chen56a4ca82017-12-26 13:55:54 +080038/* Init Stack Pointer */
Rick Chen56a4ca82017-12-26 13:55:54 +080039
Rick Chenc038fd02018-05-29 11:04:23 +080040/* support JEDEC */
Rick Chenc038fd02018-05-29 11:04:23 +080041#define PHYS_FLASH_1 0x88000000 /* BANK 0 */
Tom Rini65cc0e22022-11-16 13:10:41 -050042#define CFG_SYS_FLASH_BASE PHYS_FLASH_1
43#define CFG_SYS_FLASH_BANKS_LIST { PHYS_FLASH_1, }
Rick Chenc038fd02018-05-29 11:04:23 +080044
Rick Chenc038fd02018-05-29 11:04:23 +080045/* max number of memory banks */
46/*
47 * There are 4 banks supported for this Controller,
48 * but we have only 1 bank connected to flash on board
49*/
Tom Rini65cc0e22022-11-16 13:10:41 -050050#define CFG_SYS_FLASH_BANKS_SIZES {0x4000000}
Rick Chenc038fd02018-05-29 11:04:23 +080051
Rick Chen56a4ca82017-12-26 13:55:54 +080052/* environments */
Rick Chen56a4ca82017-12-26 13:55:54 +080053
54/* SPI FLASH */
Rick Chen56a4ca82017-12-26 13:55:54 +080055
56/*
57 * For booting Linux, the board info and command line data
58 * have to be in the first 16 MB of memory, since this is
59 * the maximum mapped by the Linux kernel during initialization.
60 */
61
62/* Initial Memory map for Linux*/
Tom Rini65cc0e22022-11-16 13:10:41 -050063#define CFG_SYS_BOOTMAPSZ (64 << 20)
Rick Chen56a4ca82017-12-26 13:55:54 +080064/* Increase max gunzip size */
Rick Chen56a4ca82017-12-26 13:55:54 +080065
Leo Yu-Chi Liang666da852021-11-04 09:53:26 +080066/* Support autoboot from RAM (kernel image is loaded via debug port) */
67#define KERNEL_IMAGE_ADDR "0x2000000 "
68#define BOOTENV_DEV_NAME_RAM(devtypeu, devtypel, instance) \
69 "ram "
70#define BOOTENV_DEV_RAM(devtypeu, devtypel, instance) \
71 "bootcmd_ram=" \
72 "booti " \
73 KERNEL_IMAGE_ADDR \
74 "- $fdtcontroladdr\0"
75
Alexander Graf0979f7c2018-04-23 07:59:49 +020076/* When we use RAM as ENV */
Alexander Graf0979f7c2018-04-23 07:59:49 +020077
78/* Enable distro boot */
79#define BOOT_TARGET_DEVICES(func) \
80 func(MMC, mmc, 0) \
Leo Yu-Chi Liang666da852021-11-04 09:53:26 +080081 func(DHCP, dhcp, na) \
82 func(RAM, ram, na)
Alexander Graf0979f7c2018-04-23 07:59:49 +020083#include <config_distro_bootcmd.h>
84
85#define CONFIG_EXTRA_ENV_SETTINGS \
86 "kernel_addr_r=0x00080000\0" \
87 "pxefile_addr_r=0x01f00000\0" \
88 "scriptaddr=0x01f00000\0" \
89 "fdt_addr_r=0x02000000\0" \
90 "ramdisk_addr_r=0x02800000\0" \
91 BOOTENV
92
Rick Chen56a4ca82017-12-26 13:55:54 +080093#endif /* __CONFIG_H */