Stefan Roese | b02f76a | 2018-08-16 15:27:30 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| 2 | /* |
| 3 | * Copyright (C) 2018 Stefan Roese <sr@denx.de> |
| 4 | */ |
| 5 | |
| 6 | #ifndef __CONFIG_LINKIT_SMART_7688_H |
| 7 | #define __CONFIG_LINKIT_SMART_7688_H |
| 8 | |
| 9 | /* CPU */ |
Stefan Roese | fdceb0d | 2019-01-31 07:24:43 +0100 | [diff] [blame] | 10 | #define CONFIG_SYS_MIPS_TIMER_FREQ 290000000 |
Stefan Roese | b02f76a | 2018-08-16 15:27:30 +0200 | [diff] [blame] | 11 | |
| 12 | /* RAM */ |
| 13 | #define CONFIG_SYS_SDRAM_BASE 0x80000000 |
| 14 | |
| 15 | #define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE + 0x100000 |
| 16 | |
| 17 | #define CONFIG_SYS_INIT_SP_OFFSET 0x400000 |
| 18 | |
Weijie Gao | 757cbbe | 2020-04-21 09:28:48 +0200 | [diff] [blame] | 19 | /* SPL */ |
| 20 | #if defined(CONFIG_SPL) && !defined(CONFIG_SPL_BUILD) |
Stefan Roese | b02f76a | 2018-08-16 15:27:30 +0200 | [diff] [blame] | 21 | #define CONFIG_SKIP_LOWLEVEL_INIT |
| 22 | #endif |
| 23 | |
Weijie Gao | 757cbbe | 2020-04-21 09:28:48 +0200 | [diff] [blame] | 24 | #define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE |
| 25 | #define CONFIG_SPL_BSS_START_ADDR 0x80010000 |
| 26 | #define CONFIG_SPL_BSS_MAX_SIZE 0x10000 |
| 27 | #define CONFIG_SPL_MAX_SIZE 0x10000 |
| 28 | #define CONFIG_SPL_PAD_TO 0 |
| 29 | |
| 30 | /* Dummy value */ |
| 31 | #define CONFIG_SYS_UBOOT_BASE 0 |
| 32 | |
| 33 | /* Serial SPL */ |
| 34 | #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL_SUPPORT) |
| 35 | #define CONFIG_SYS_NS16550_MEM32 |
| 36 | #define CONFIG_SYS_NS16550_CLK 40000000 |
| 37 | #define CONFIG_SYS_NS16550_REG_SIZE -4 |
| 38 | #define CONFIG_SYS_NS16550_COM3 0xb0000e00 |
Weijie Gao | 757cbbe | 2020-04-21 09:28:48 +0200 | [diff] [blame] | 39 | |
| 40 | #endif |
| 41 | |
Stefan Roese | b02f76a | 2018-08-16 15:27:30 +0200 | [diff] [blame] | 42 | /* UART */ |
| 43 | #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, \ |
Weijie Gao | 443a206 | 2019-09-25 17:45:42 +0800 | [diff] [blame] | 44 | 230400, 460800, 921600 } |
Stefan Roese | b02f76a | 2018-08-16 15:27:30 +0200 | [diff] [blame] | 45 | |
| 46 | /* RAM */ |
Stefan Roese | b02f76a | 2018-08-16 15:27:30 +0200 | [diff] [blame] | 47 | |
| 48 | /* Memory usage */ |
| 49 | #define CONFIG_SYS_MAXARGS 64 |
| 50 | #define CONFIG_SYS_MALLOC_LEN (1024 * 1024) |
| 51 | #define CONFIG_SYS_BOOTPARAMS_LEN (128 * 1024) |
| 52 | #define CONFIG_SYS_CBSIZE 512 |
| 53 | |
| 54 | /* U-Boot */ |
| 55 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE |
| 56 | |
| 57 | /* Environment settings */ |
Stefan Roese | b02f76a | 2018-08-16 15:27:30 +0200 | [diff] [blame] | 58 | |
| 59 | /* |
| 60 | * Environment is right behind U-Boot in flash. Make sure U-Boot |
| 61 | * doesn't grow into the environment area. |
| 62 | */ |
| 63 | #define CONFIG_BOARD_SIZE_LIMIT CONFIG_ENV_OFFSET |
| 64 | |
| 65 | #endif /* __CONFIG_LINKIT_SMART_7688_H */ |