1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright 2018 NXP
4 */
5
6#ifndef __IMX8QM_MEK_H
7#define __IMX8QM_MEK_H
8
9#include <linux/sizes.h>
10#include <linux/stringify.h>
11#include <asm/arch/imx-regs.h>
12
13#ifdef CONFIG_SPL_BUILD
14#define CFG_MALLOC_F_ADDR		0x00120000
15
16#endif
17
18#ifdef CONFIG_AHAB_BOOT
19#define AHAB_ENV "sec_boot=yes\0"
20#else
21#define AHAB_ENV "sec_boot=no\0"
22#endif
23
24/* Initial environment variables */
25#define CFG_EXTRA_ENV_SETTINGS		\
26	AHAB_ENV \
27	"script=boot.scr\0" \
28	"image=Image\0" \
29	"panel=NULL\0" \
30	"console=ttyLP0,${baudrate} earlycon=lpuart32,0x5a060000,${baudrate}\0" \
31	"fdt_addr=0x83000000\0"			\
32	"fdt_high=0xffffffffffffffff\0"		\
33	"boot_fdt=try\0" \
34	"fdt_file=undefined\0" \
35	"initrd_addr=0x83800000\0"		\
36	"initrd_high=0xffffffffffffffff\0" \
37	"mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
38	"mmcpart=1\0" \
39	"mmcroot=/dev/mmcblk1p2 rootwait rw\0" \
40	"mmcautodetect=yes\0" \
41	"mmcargs=setenv bootargs console=${console} root=${mmcroot}\0 " \
42	"loadbootscript=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
43	"bootscript=echo Running bootscript from mmc ...; " \
44		"source\0" \
45	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
46	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
47	"boot_os=booti ${loadaddr} - ${fdt_addr};\0" \
48	"loadcntr=fatload mmc ${mmcdev}:${mmcpart} ${cntr_addr} ${cntr_file}\0" \
49	"auth_os=auth_cntr ${cntr_addr}\0" \
50	"mmcboot=echo Booting from mmc ...; " \
51		"run mmcargs; " \
52		"if test ${sec_boot} = yes; then " \
53			"if run auth_os; then " \
54				"run boot_os; " \
55			"else " \
56				"echo ERR: failed to authenticate; " \
57			"fi; " \
58		"else " \
59			"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
60				"if run loadfdt; then " \
61					"run boot_os; " \
62				"else " \
63					"echo WARN: Cannot load the DT; " \
64				"fi; " \
65			"else " \
66				"echo wait for boot; " \
67			"fi;" \
68		"fi;\0" \
69	"netargs=setenv bootargs console=${console} " \
70		"root=/dev/nfs " \
71		"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
72	"netboot=echo Booting from net ...; " \
73		"run netargs;  " \
74		"if test ${ip_dyn} = yes; then " \
75			"setenv get_cmd dhcp; " \
76		"else " \
77			"setenv get_cmd tftp; " \
78		"fi; " \
79		"if test ${sec_boot} = yes; then " \
80			"${get_cmd} ${cntr_addr} ${cntr_file}; " \
81			"if run auth_os; then " \
82				"run boot_os; " \
83			"else " \
84				"echo ERR: failed to authenticate; " \
85			"fi; " \
86		"else " \
87			"${get_cmd} ${loadaddr} ${image}; " \
88			"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
89				"if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
90					"booti ${loadaddr} - ${fdt_addr}; " \
91				"else " \
92					"echo WARN: Cannot load the DT; " \
93				"fi; " \
94			"else " \
95				"booti; " \
96			"fi;" \
97		"fi;\0"
98
99/* Link Definitions */
100
101/* Default environment is in SD */
102
103/* On LPDDR4 board, USDHC1 is for eMMC, USDHC2 is for SD on CPU board */
104
105#define CFG_SYS_SDRAM_BASE		0x80000000
106#define PHYS_SDRAM_1			0x80000000
107#define PHYS_SDRAM_2			0x880000000
108#define PHYS_SDRAM_1_SIZE		0x80000000	/* 2 GB */
109#define PHYS_SDRAM_2_SIZE		0x100000000	/* 4 GB */
110
111#endif /* __IMX8QM_MEK_H */
112