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Marek Vasut0b16ba52022-04-12 17:26:01 +02001/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright 2022 Marek Vasut <marex@denx.de>
4 */
5
6#ifndef __IMX8MM_DATA_MODUL_EDM_SBC_H
7#define __IMX8MM_DATA_MODUL_EDM_SBC_H
8
9#include <linux/sizes.h>
10#include <linux/stringify.h>
11#include <asm/arch/imx-regs.h>
12
13#define CONFIG_SYS_BOOTM_LEN SZ_128M
14
Marek Vasut0b16ba52022-04-12 17:26:01 +020015#define CONFIG_SYS_MONITOR_LEN SZ_1M
16
17#define CONFIG_SPL_STACK 0x920000
18#ifdef CONFIG_SPL_BUILD
19#define CONFIG_SPL_BSS_START_ADDR 0x910000
Marek Vasut0b16ba52022-04-12 17:26:01 +020020#define CONFIG_SYS_SPL_MALLOC_START 0x42200000
21#define CONFIG_SYS_SPL_MALLOC_SIZE SZ_16M /* 16 MiB */
22
23#define CONFIG_MALLOC_F_ADDR 0x930000
24
25/* For RAW image gives a error info not panic */
26#define CONFIG_SPL_ABORT_ON_RAW_IMAGE
27
28#endif
29
30/* Link Definitions */
31#define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
32#define CONFIG_SYS_INIT_RAM_SIZE 0x200000
33#define CONFIG_SYS_INIT_SP_OFFSET \
34 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
35#define CONFIG_SYS_INIT_SP_ADDR \
36 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
37
38#define CONFIG_SYS_SDRAM_BASE 0x40000000
39#define PHYS_SDRAM 0x40000000
40#define PHYS_SDRAM_SIZE 0x40000000 /* Minimum 1 GiB DDR */
41
Tom Riniae17fa32022-05-11 18:01:06 -040042#define CONFIG_MXC_UART_BASE UART3_BASE_ADDR
43
Marek Vasut0b16ba52022-04-12 17:26:01 +020044/* PHY needs a longer autonegotiation timeout after reset */
45#define PHY_ANEG_TIMEOUT 20000
Marek Vasut0b16ba52022-04-12 17:26:01 +020046
47/* USDHC */
48#define CONFIG_SYS_FSL_USDHC_NUM 2
49#define CONFIG_SYS_FSL_ESDHC_ADDR 0
50
51#if !defined(CONFIG_SPL_BUILD)
52
53#define CONFIG_EXTRA_ENV_SETTINGS \
54 "altbootcmd=setenv devpart 2 && run bootcmd ; reset\0" \
55 "bootlimit=3\0" \
56 "devtype=mmc\0" \
57 "devpart=1\0" \
58 /* Give slow devices beyond USB HUB chance to come up. */ \
59 "usb_pgood_delay=2000\0" \
60 "dfu_alt_info=" \
61 /* RAM block at DRAM offset 256..768 MiB */ \
62 "ram ram0=ram ram 0x50000000 0x20000000&" \
63 /* 16 MiB SPI NOR */ \
64 "mtd nor0=sf raw 0x0 0x1000000\0" \
65 "dmo_preboot=" \
66 "sf probe ; " /* Scan for SPI NOR, needed by DFU */ \
67 "run dmo_usb_start_hub ; " \
68 /* Attempt to start USB and Network console */ \
69 "run dmo_usb_cdc_acm_start ; " \
70 "run dmo_netconsole_start\0" \
71 "dmo_update_env=" \
72 "setenv dmo_update_env true ; saveenv ; saveenv\0" \
73 "dmo_usb_cdc_acm_start=" \
74 "if test \"${dmo_usb_cdc_acm_enabled}\" = \"true\" ; then "\
75 /* Ungate IMX8MM_CLK_USB1_CTRL_ROOT */ \
76 "mw 0x303844d0 3 ; " \
77 /* Read USBNC_n_PHY_STATUS BIT(4) VBUS_VLD */ \
78 "setexpr.l usbnc_n_phy_status *0x32e4023c \\\\& 0x8 ; " \
79 /* If USB OTG has valid VBUS, enable CDC ACM */ \
80 "if test \"${usbnc_n_phy_status}\" -eq 8 ; then "\
81 "usb start && " \
82 "setenv stderr ${stderr},usbacm && " \
83 "setenv stdout ${stdout},usbacm && " \
84 "setenv stdin ${stdin},usbacm ; " \
85 "fi ; " \
86 "fi\0" \
87 "dmo_usb_start_hub=" \
88 "i2c dev 1 ; " \
89 /* Reset the USB USB */ \
90 "gpio clear GPIO5_2 ; sleep 0.01 ; " /* t1 > 1us */ \
91 "gpio set GPIO5_2 ; sleep 0.01 ; " /* t5 > 3us */ \
92 /* Write chunks of descriptor into the USB HUB */ \
93 "mw.l 0x7e1000 0x14042417 ; mw.l 0x7e1004 0x9b0bb325 ; "\
94 "mw.l 0x7e1008 0x00000220 ; mw.l 0x7e100c 0x01320100 ; "\
95 "mw.l 0x7e1010 0x00003232 ; mw.l 0x7e1014 0x4d000909 ; "\
96 "i2c write 0x7e1000 0x2c 0x00 0x18 -s ; " \
97 "mw.l 0x7e1000 0x6300690f ; mw.l 0x7e1004 0x6f007200 ; "\
98 "mw.l 0x7e1008 0x68006300 ; mw.l 0x7e100c 0x70006900 ; "\
99 "i2c write 0x7e1000 0x2c 0x18 0x10 -s ; " \
100 "mw.l 0x7e1000 0x53005511 ; mw.l 0x7e1004 0x32004200 ; "\
101 "mw.l 0x7e1008 0x31003500 ; mw.l 0x7e100c 0x42003400 ; "\
102 "mw.l 0x7e1010 0x00006900 ; " \
103 "i2c write 0x7e1000 0x2c 0x54 0x12 -s ; " \
104 "mw.l 0x7e1000 0x00000101 ; " \
105 "i2c write 0x7e1000 0x2c 0xff 0x2 -s\0" \
106 "dmo_netconsole_start=" \
107 "if test \"${dmo_netconsole_enabled}\" = \"true\" ; then "\
108 "setenv autoload false && " \
109 "dhcp && " \
110 "setenv autoload && " \
111 "setenv ncip ${serverip} && " \
112 "setenv stderr ${stderr},nc && " \
113 "setenv stdout ${stdout},nc && " \
114 "setenv stdin ${stdin},nc ; " \
115 "fi"
116
117#endif
118
119#endif