1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright 2022 Marek Vasut <marex@denx.de>
6 #ifndef __IMX8MM_DATA_MODUL_EDM_SBC_H
7 #define __IMX8MM_DATA_MODUL_EDM_SBC_H
9 #include <linux/sizes.h>
10 #include <linux/stringify.h>
11 #include <asm/arch/imx-regs.h>
13 #define CONFIG_SYS_BOOTM_LEN SZ_128M
15 #define CONFIG_SYS_MONITOR_LEN SZ_1M
17 #ifdef CONFIG_SPL_BUILD
18 #define CONFIG_SPL_BSS_START_ADDR 0x910000
19 #define CONFIG_SYS_SPL_MALLOC_START 0x42200000
20 #define CONFIG_SYS_SPL_MALLOC_SIZE SZ_16M /* 16 MiB */
22 #define CONFIG_MALLOC_F_ADDR 0x930000
24 /* For RAW image gives a error info not panic */
25 #define CONFIG_SPL_ABORT_ON_RAW_IMAGE
29 /* Link Definitions */
30 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
31 #define CONFIG_SYS_INIT_RAM_SIZE 0x200000
33 #define CONFIG_SYS_SDRAM_BASE 0x40000000
34 #define PHYS_SDRAM 0x40000000
35 #define PHYS_SDRAM_SIZE 0x40000000 /* Minimum 1 GiB DDR */
37 #define CONFIG_MXC_UART_BASE UART3_BASE_ADDR
39 /* PHY needs a longer autonegotiation timeout after reset */
40 #define PHY_ANEG_TIMEOUT 20000
43 #define CONFIG_SYS_FSL_USDHC_NUM 2
44 #define CONFIG_SYS_FSL_ESDHC_ADDR 0
46 #if !defined(CONFIG_SPL_BUILD)
48 #define CONFIG_EXTRA_ENV_SETTINGS \
49 "altbootcmd=setenv devpart 2 && run bootcmd ; reset\0" \
53 /* Give slow devices beyond USB HUB chance to come up. */ \
54 "usb_pgood_delay=2000\0" \
56 /* RAM block at DRAM offset 256..768 MiB */ \
57 "ram ram0=ram ram 0x50000000 0x20000000&" \
58 /* 16 MiB SPI NOR */ \
59 "mtd nor0=sf raw 0x0 0x1000000\0" \
61 "sf probe ; " /* Scan for SPI NOR, needed by DFU */ \
62 "run dmo_usb_start_hub ; " \
63 /* Attempt to start USB and Network console */ \
64 "run dmo_usb_cdc_acm_start ; " \
65 "run dmo_netconsole_start\0" \
67 "setenv dmo_update_env true ; saveenv ; saveenv\0" \
68 "dmo_usb_cdc_acm_start=" \
69 "if test \"${dmo_usb_cdc_acm_enabled}\" = \"true\" ; then "\
70 /* Ungate IMX8MM_CLK_USB1_CTRL_ROOT */ \
71 "mw 0x303844d0 3 ; " \
72 /* Read USBNC_n_PHY_STATUS BIT(4) VBUS_VLD */ \
73 "setexpr.l usbnc_n_phy_status *0x32e4023c \\\\& 0x8 ; " \
74 /* If USB OTG has valid VBUS, enable CDC ACM */ \
75 "if test \"${usbnc_n_phy_status}\" -eq 8 ; then "\
77 "setenv stderr ${stderr},usbacm && " \
78 "setenv stdout ${stdout},usbacm && " \
79 "setenv stdin ${stdin},usbacm ; " \
82 "dmo_usb_start_hub=" \
84 /* Reset the USB USB */ \
85 "gpio clear GPIO5_2 ; sleep 0.01 ; " /* t1 > 1us */ \
86 "gpio set GPIO5_2 ; sleep 0.01 ; " /* t5 > 3us */ \
87 /* Write chunks of descriptor into the USB HUB */ \
88 "mw.l 0x7e1000 0x14042417 ; mw.l 0x7e1004 0x9b0bb325 ; "\
89 "mw.l 0x7e1008 0x00000220 ; mw.l 0x7e100c 0x01320100 ; "\
90 "mw.l 0x7e1010 0x00003232 ; mw.l 0x7e1014 0x4d000909 ; "\
91 "i2c write 0x7e1000 0x2c 0x00 0x18 -s ; " \
92 "mw.l 0x7e1000 0x6300690f ; mw.l 0x7e1004 0x6f007200 ; "\
93 "mw.l 0x7e1008 0x68006300 ; mw.l 0x7e100c 0x70006900 ; "\
94 "i2c write 0x7e1000 0x2c 0x18 0x10 -s ; " \
95 "mw.l 0x7e1000 0x53005511 ; mw.l 0x7e1004 0x32004200 ; "\
96 "mw.l 0x7e1008 0x31003500 ; mw.l 0x7e100c 0x42003400 ; "\
97 "mw.l 0x7e1010 0x00006900 ; " \
98 "i2c write 0x7e1000 0x2c 0x54 0x12 -s ; " \
99 "mw.l 0x7e1000 0x00000101 ; " \
100 "i2c write 0x7e1000 0x2c 0xff 0x2 -s\0" \
101 "dmo_netconsole_start=" \
102 "if test \"${dmo_netconsole_enabled}\" = \"true\" ; then "\
103 "setenv autoload false && " \
105 "setenv autoload && " \
106 "setenv ncip ${serverip} && " \
107 "setenv stderr ${stderr},nc && " \
108 "setenv stdout ${stdout},nc && " \
109 "setenv stdin ${stdin},nc ; " \