1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Configuration for MediaTek MT7623 SoC
4  *
5  * Copyright (C) 2018 MediaTek Inc.
6  * Author: Weijie Gao <weijie.gao@mediatek.com>
7  */
8 
9 #ifndef __MT7623_H
10 #define __MT7623_H
11 
12 #include <linux/sizes.h>
13 
14 /* Miscellaneous configurable options */
15 
16 #define CONFIG_SYS_MAXARGS		8
17 #define CONFIG_SYS_BOOTM_LEN		SZ_64M
18 #define CONFIG_SYS_CBSIZE		SZ_1K
19 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE +	\
20 					sizeof(CONFIG_SYS_PROMPT) + 16)
21 
22 #define CONFIG_SYS_NONCACHED_MEMORY	SZ_1M
23 
24 /* Environment */
25 
26 /* Preloader -> Uboot */
27 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_TEXT_BASE + SZ_2M - \
28 					 GENERATED_GBL_DATA_SIZE)
29 
30 /* MMC */
31 #define MMC_SUPPORTS_TUNING
32 
33 /* DRAM */
34 #define CONFIG_SYS_SDRAM_BASE		0x80000000
35 
36 /* This is needed for kernel booting */
37 #define FDT_HIGH			"0xac000000"
38 
39 #define ENV_MEM_LAYOUT_SETTINGS				\
40 	"fdt_high=" FDT_HIGH "\0"			\
41 	"kernel_addr_r=0x84000000\0"			\
42 	"fdt_addr_r=" FDT_HIGH "\0"			\
43 	"fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0"
44 
45 /* Ethernet */
46 #define CONFIG_IPADDR			192.168.1.1
47 #define CONFIG_SERVERIP			192.168.1.2
48 
49 #ifdef CONFIG_DISTRO_DEFAULTS
50 
51 #define BOOT_TARGET_DEVICES(func)	\
52 		func(MMC, mmc, 1)
53 
54 #include <config_distro_bootcmd.h>
55 
56 /* Extra environment variables */
57 #define CONFIG_EXTRA_ENV_SETTINGS	\
58 	ENV_MEM_LAYOUT_SETTINGS		\
59 	BOOTENV
60 
61 #endif /* ifdef CONFIG_DISTRO_DEFAULTS*/
62 
63 #endif
64