include/configs/imx8mm_data_modul_edm_sbc.h

   1 /* 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
  15 #define CONFIG_SYS_MONITOR_LEN          SZ_1M
  16
  17 #ifdef CONFIG_SPL_BUILD
  18 #define CONFIG_MALLOC_F_ADDR            0x930000
  19
  20 /* For RAW image gives a error info not panic */
  21
  22 #endif
  23
  24 /* Link Definitions */
  25 #define CONFIG_SYS_INIT_RAM_ADDR        0x40000000
  26 #define CONFIG_SYS_INIT_RAM_SIZE        0x200000
  27
  28 #define CONFIG_SYS_SDRAM_BASE           0x40000000
  29 #define PHYS_SDRAM                      0x40000000
  30 #define PHYS_SDRAM_SIZE                 0x40000000 /* Minimum 1 GiB DDR */
  31
  32 #define CONFIG_MXC_UART_BASE            UART3_BASE_ADDR
  33
  34 /* PHY needs a longer autonegotiation timeout after reset */
  35 #define PHY_ANEG_TIMEOUT                20000
  36
  37 /* USDHC */
  38 #define CONFIG_SYS_FSL_USDHC_NUM        2
  39 #define CONFIG_SYS_FSL_ESDHC_ADDR       0
  40
  41 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
  42         "altbootcmd=setenv devpart 2 && run bootcmd ; reset\0"          \
  43         "bootlimit=3\0"                                                 \
  44         "devtype=mmc\0"                                                 \
  45         "devpart=1\0"                                                   \
  46         /* Give slow devices beyond USB HUB chance to come up. */       \
  47         "usb_pgood_delay=2000\0"                                        \
  48         "dfu_alt_info="                                                 \
  49                 /* RAM block at DRAM offset 256..768 MiB */             \
  50                 "ram ram0=ram ram 0x50000000 0x20000000&"               \
  51                 /* 16 MiB SPI NOR */                                    \
  52                 "mtd nor0=sf raw 0x0 0x1000000\0"                       \
  53         "dmo_preboot="                                                  \
  54                 "sf probe ; " /* Scan for SPI NOR, needed by DFU */     \
  55                 "run dmo_usb_start_hub ; "                              \
  56                 /* Attempt to start USB and Network console */          \
  57                 "run dmo_usb_cdc_acm_start ; "                          \
  58                 "run dmo_netconsole_start\0"                            \
  59         "dmo_update_env="                                               \
  60                 "setenv dmo_update_env true ; saveenv ; saveenv\0"      \
  61         "dmo_usb_cdc_acm_start="                                        \
  62                 "if test \"${dmo_usb_cdc_acm_enabled}\" = \"true\" ; then "\
  63                         /* Ungate IMX8MM_CLK_USB1_CTRL_ROOT */          \
  64                         "mw 0x303844d0 3 ; "                            \
  65                         /* Read USBNC_n_PHY_STATUS BIT(4) VBUS_VLD */   \
  66                         "setexpr.l usbnc_n_phy_status *0x32e4023c \\\\& 0x8 ; " \
  67                         /* If USB OTG has valid VBUS, enable CDC ACM */ \
  68                         "if test \"${usbnc_n_phy_status}\" -eq 8 ; then "\
  69                                 "usb start && "                         \
  70                                 "setenv stderr ${stderr},usbacm && "    \
  71                                 "setenv stdout ${stdout},usbacm && "    \
  72                                 "setenv stdin ${stdin},usbacm ; "       \
  73                         "fi ; "                                         \
  74                 "fi\0"                                                  \
  75         "dmo_usb_start_hub="                                            \
  76                 "i2c dev 1 ; "                                          \
  77                 /* Reset the USB USB */                                 \
  78                 "gpio clear GPIO5_2 ; sleep 0.01 ; " /* t1 > 1us */     \
  79                 "gpio set GPIO5_2 ; sleep 0.01 ; " /* t5 > 3us */       \
  80                 /* Write chunks of descriptor into the USB HUB */       \
  81                 "mw.l 0x7e1000 0x14042417 ; mw.l 0x7e1004 0x9b0bb325 ; "\
  82                 "mw.l 0x7e1008 0x00000220 ; mw.l 0x7e100c 0x01320100 ; "\
  83                 "mw.l 0x7e1010 0x00003232 ; mw.l 0x7e1014 0x4d000909 ; "\
  84                 "i2c write 0x7e1000 0x2c 0x00 0x18 -s ; "               \
  85                 "mw.l 0x7e1000 0x6300690f ; mw.l 0x7e1004 0x6f007200 ; "\
  86                 "mw.l 0x7e1008 0x68006300 ; mw.l 0x7e100c 0x70006900 ; "\
  87                 "i2c write 0x7e1000 0x2c 0x18 0x10 -s ; "               \
  88                 "mw.l 0x7e1000 0x53005511 ; mw.l 0x7e1004 0x32004200 ; "\
  89                 "mw.l 0x7e1008 0x31003500 ; mw.l 0x7e100c 0x42003400 ; "\
  90                 "mw.l 0x7e1010 0x00006900 ; "                           \
  91                 "i2c write 0x7e1000 0x2c 0x54 0x12 -s ; "               \
  92                 "mw.l 0x7e1000 0x00000101 ; "                           \
  93                 "i2c write 0x7e1000 0x2c 0xff 0x2 -s\0"                 \
  94         "dmo_netconsole_start="                                         \
  95                 "if test \"${dmo_netconsole_enabled}\" = \"true\" ; then "\
  96                         "setenv autoload false && "                     \
  97                         "dhcp && "                                      \
  98                         "setenv autoload && "                           \
  99                         "setenv ncip ${serverip} && "                   \
 100                         "setenv stderr ${stderr},nc && "                \
 101                         "setenv stdout ${stdout},nc && "                \
 102                         "setenv stdin ${stdin},nc ; "                   \
 103                 "fi"
 104
 105 #endif