1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2017-2018 NXP
*/
#ifndef __IMX8QM_ROM7720_H
#define __IMX8QM_ROM7720_H
#include <linux/sizes.h>
#include <linux/stringify.h>
#include <asm/arch/imx-regs.h>
#define CONFIG_SPL_MAX_SIZE (124 * 1024)
#define CONFIG_SPL_BSS_START_ADDR 0x00128000
#define CONFIG_SPL_BSS_MAX_SIZE 0x1000 /* 4 KB */
#define CONFIG_SYS_BOOTMAPSZ (256 << 20)
#define CONFIG_SYS_FSL_ESDHC_ADDR 0
#define USDHC1_BASE_ADDR 0x5B010000
#define USDHC2_BASE_ADDR 0x5B020000
#define USDHC3_BASE_ADDR 0x5B030000
#define CONFIG_SYS_BOOTM_LEN SZ_64M
/* FUSE command */
/* Boot M4 */
#define M4_BOOT_ENV \
"m4_0_image=m4_0.bin\0" \
"m4_1_image=m4_1.bin\0" \
"loadm4image_0=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${m4_0_image}\0" \
"loadm4image_1=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${m4_1_image}\0" \
"m4boot_0=run loadm4image_0; dcache flush; bootaux ${loadaddr} 0\0" \
"m4boot_1=run loadm4image_1; dcache flush; bootaux ${loadaddr} 1\0" \
#ifdef CONFIG_NAND_BOOT
#define MFG_NAND_PARTITION "mtdparts=gpmi-nand:128m(boot),32m(kernel),16m(dtb),8m(misc),-(rootfs) "
#else
#define MFG_NAND_PARTITION ""
#endif
#define CONFIG_MFG_ENV_SETTINGS \
"mfgtool_args=setenv bootargs console=${console},${baudrate} " \
"rdinit=/linuxrc " \
"g_mass_storage.stall=0 g_mass_storage.removable=1 " \
"g_mass_storage.idVendor=0x066F g_mass_storage.idProduct=0x37FF "\
"g_mass_storage.iSerialNumber=\"\" "\
MFG_NAND_PARTITION \
"clk_ignore_unused "\
"\0" \
"initrd_addr=0x83800000\0" \
"initrd_high=0xffffffffffffffff\0" \
"bootcmd_mfg=run mfgtool_args;booti ${loadaddr} ${initrd_addr} ${fdt_addr};\0" \
/* Initial environment variables */
#define CONFIG_EXTRA_ENV_SETTINGS \
CONFIG_MFG_ENV_SETTINGS \
M4_BOOT_ENV \
"script=boot.scr\0" \
"image=Image\0" \
"panel=NULL\0" \
"console=ttyLP0\0" \
"fdt_addr=0x84000000\0" \
"boot_fdt=try\0" \
"fdt_file=imx8qm-rom7720-a1.dtb\0" \
"initrd_addr=0x83800000\0" \
"mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
"mmcpart=1\0" \
"mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
"mmcautodetect=yes\0" \
"mmcargs=setenv bootargs console=${console},${baudrate} root=${mmcroot} earlycon\0 " \
"loadbootscript=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
"bootscript=echo Running bootscript from mmc ...; " \
"source\0" \
"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
"mmcboot=echo Booting from mmc ...; " \
"run mmcargs; " \
"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
"if run loadfdt; then " \
"booti ${loadaddr} - ${fdt_addr}; " \
"else " \
"echo WARN: Cannot load the DT; " \
"fi; " \
"else " \
"echo wait for boot; " \
"fi;\0" \
"netargs=setenv bootargs console=${console},${baudrate} " \
"root=/dev/nfs " \
"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp rw earlycon\0" \
"netboot=echo Booting from net ...; " \
"run netargs; " \
"if test ${ip_dyn} = yes; then " \
"setenv get_cmd dhcp; " \
"else " \
"setenv get_cmd tftp; " \
"fi; " \
"${get_cmd} ${loadaddr} ${image}; " \
"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
"booti ${loadaddr} - ${fdt_addr}; " \
"else " \
"echo WARN: Cannot load the DT; " \
"fi; " \
"else " \
"booti; " \
"fi;\0"
/* Link Definitions */
#define CONFIG_SYS_INIT_SP_ADDR 0x80200000
/* On LPDDR4 board, USDHC1 is for eMMC, USDHC2 is for SD on CPU board,
* USDHC3 is for SD on base board On DDR4 board, USDHC1 is mux for NAND,
* USDHC2 is for SD, USDHC3 is for SD on base board
*/
#define CONFIG_MMCROOT "/dev/mmcblk2p2" /* USDHC3 */
#define CONFIG_SYS_FSL_USDHC_NUM 3
#define CONFIG_SYS_SDRAM_BASE 0x80000000
#define PHYS_SDRAM_1 0x80000000
#define PHYS_SDRAM_2 0x880000000
#define PHYS_SDRAM_1_SIZE 0x80000000 /* 2 GB */
/* LPDDR4 board total DDR is 6GB, DDR4 board total DDR is 4 GB */
#define PHYS_SDRAM_2_SIZE 0x80000000 /* 2 GB */
/* Generic Timer Definitions */
#define COUNTER_FREQUENCY 8000000 /* 8MHz */
/* Networking */
#define CONFIG_FEC_XCV_TYPE RGMII
#include <linux/stringify.h>
#endif /* __IMX8QM_ROM7720_H */
|
