1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2019 Toradex
4  */
5 
6 #ifndef __COLIBRI_IMX8X_H
7 #define __COLIBRI_IMX8X_H
8 
9 #include <asm/arch/imx-regs.h>
10 #include <linux/sizes.h>
11 #include <linux/stringify.h>
12 
13 #define CONFIG_REMAKE_ELF
14 
15 #define CONFIG_DISPLAY_BOARDINFO_LATE
16 
17 #define CONFIG_SYS_FSL_ESDHC_ADDR	0
18 #define USDHC1_BASE_ADDR		0x5b010000
19 #define USDHC2_BASE_ADDR		0x5b020000
20 #define CONFIG_SUPPORT_EMMC_BOOT	/* eMMC specific */
21 
22 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
23 
24 /* Networking */
25 #define CONFIG_TFTP_TSIZE
26 
27 #define CONFIG_IPADDR			192.168.10.2
28 #define CONFIG_NETMASK			255.255.255.0
29 #define CONFIG_SERVERIP			192.168.10.1
30 
31 #define MEM_LAYOUT_ENV_SETTINGS \
32 	"fdt_addr_r=0x83000000\0" \
33 	"kernel_addr_r=0x81000000\0" \
34 	"ramdisk_addr_r=0x83800000\0" \
35 	"scriptaddr=0x80800000\0"
36 
37 #ifdef CONFIG_AHAB_BOOT
38 #define AHAB_ENV "sec_boot=yes\0"
39 #else
40 #define AHAB_ENV "sec_boot=no\0"
41 #endif
42 
43 /* Boot M4 */
44 #define M4_BOOT_ENV \
45 	"m4_0_image=m4_0.bin\0" \
46 	"loadm4image_0=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} " \
47 		"${m4_0_image}\0" \
48 	"m4boot_0=run loadm4image_0; dcache flush; bootaux ${loadaddr} 0\0" \
49 
50 #define MFG_NAND_PARTITION ""
51 
52 #define BOOT_TARGET_DEVICES(func) \
53 	func(MMC, mmc, 1) \
54 	func(MMC, mmc, 0) \
55 	func(DHCP, dhcp, na)
56 #include <config_distro_bootcmd.h>
57 #undef BOOTENV_RUN_NET_USB_START
58 #define BOOTENV_RUN_NET_USB_START ""
59 
60 #define CONFIG_MFG_ENV_SETTINGS \
61 	"mfgtool_args=setenv bootargs ${consoleargs} " \
62 		"rdinit=/linuxrc g_mass_storage.stall=0 " \
63 		"g_mass_storage.removable=1 g_mass_storage.idVendor=0x066F " \
64 		"g_mass_storage.idProduct=0x37FF " \
65 		"g_mass_storage.iSerialNumber=\"\" " MFG_NAND_PARTITION \
66 		"${vidargs} clk_ignore_unused\0" \
67 	"initrd_addr=0x83800000\0" \
68 	"initrd_high=0xffffffff\0" \
69 	"bootcmd_mfg=run mfgtool_args;booti ${loadaddr} ${initrd_addr} " \
70 		"${fdt_addr};\0" \
71 
72 /* Initial environment variables */
73 #define CONFIG_EXTRA_ENV_SETTINGS \
74 	AHAB_ENV \
75 	BOOTENV \
76 	CONFIG_MFG_ENV_SETTINGS \
77 	M4_BOOT_ENV \
78 	MEM_LAYOUT_ENV_SETTINGS \
79 	"boot_file=Image\0" \
80 	"consoleargs=console=ttyLP3,${baudrate} earlycon\0" \
81 	"fdt_addr=0x83000000\0"	\
82 	"fdt_file=fsl-imx8qxp-colibri-dsihdmi-eval-v3.dtb\0" \
83 	"fdtfile=fsl-imx8qxp-colibri-dsihdmi-eval-v3.dtb\0" \
84 	"finduuid=part uuid mmc ${mmcdev}:2 uuid\0" \
85 	"image=Image\0" \
86 	"initrd_addr=0x83800000\0" \
87 	"initrd_high=0xffffffffffffffff\0" \
88 	"mmcargs=setenv bootargs ${consoleargs} " \
89 		"root=PARTUUID=${uuid} rootwait " \
90 	"mmcdev=" __stringify(CONFIG_SYS_MMC_ENV_DEV) "\0" \
91 	"mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
92 	"netargs=setenv bootargs ${consoleargs} " \
93 		"root=/dev/nfs ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp " \
94 		"${vidargs}\0" \
95 	"nfsboot=run netargs; dhcp ${loadaddr} ${image}; tftp ${fdt_addr} " \
96 		"colibri-imx8x/${fdt_file}; booti ${loadaddr} - " \
97 		"${fdt_addr}\0" \
98 	"panel=NULL\0" \
99 	"script=boot.scr\0" \
100 	"update_uboot=askenv confirm Did you load u-boot-dtb.imx (y/N)?; " \
101 		"if test \"$confirm\" = \"y\"; then " \
102 		"setexpr blkcnt ${filesize} + 0x1ff && setexpr blkcnt " \
103 		"${blkcnt} / 0x200; mmc dev 0 1; mmc write ${loadaddr} 0x0 " \
104 		"${blkcnt}; fi\0" \
105 	"vidargs=video=imxdpufb5:off video=imxdpufb6:off video=imxdpufb7:off\0"
106 
107 /* Link Definitions */
108 #define CONFIG_LOADADDR			0x80280000
109 
110 #define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
111 
112 #define CONFIG_SYS_INIT_SP_ADDR		0x80200000
113 
114 /* Environment in eMMC, before config block at the end of 1st "boot sector" */
115 
116 #define CONFIG_SYS_MMC_IMG_LOAD_PART	1
117 
118 /* On Colibri iMX8X USDHC1 is eMMC, USDHC2 is 4-bit SD */
119 #define CONFIG_SYS_FSL_USDHC_NUM	2
120 
121 #define CONFIG_SYS_BOOTM_LEN		SZ_64M /* Increase max gunzip size */
122 
123 /* Size of malloc() pool */
124 #define CONFIG_SYS_MALLOC_LEN		((CONFIG_ENV_SIZE + (32 * 1024)) * 1024)
125 
126 #define CONFIG_SYS_SDRAM_BASE		0x80000000
127 #define PHYS_SDRAM_1			0x80000000
128 #define PHYS_SDRAM_2			0x880000000
129 #define PHYS_SDRAM_1_SIZE		SZ_2G		/* 2 GB */
130 #define PHYS_SDRAM_2_SIZE		0x00000000	/* 0 GB */
131 
132 /* Monitor Command Prompt */
133 #define CONFIG_SYS_CBSIZE		SZ_2K
134 #define CONFIG_SYS_MAXARGS		64
135 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
136 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
137 					sizeof(CONFIG_SYS_PROMPT) + 16)
138 
139 /* Generic Timer Definitions */
140 #define COUNTER_FREQUENCY		8000000	/* 8MHz */
141 
142 #define BOOTAUX_RESERVED_MEM_BASE 0x88000000
143 #define BOOTAUX_RESERVED_MEM_SIZE SZ_128M /* Reserve from second 128MB */
144 
145 #endif /* __COLIBRI_IMX8X_H */
146