include/configs/imx8mm_data_modul_edm_sbc.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright 2022 Marek Vasut <[email protected]>
   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 #define CONFIG_SPL_STACK                0x920000
  18 #ifdef CONFIG_SPL_BUILD
  19 #define CONFIG_SPL_BSS_START_ADDR       0x910000
  20 #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
  42 #define CONFIG_MXC_UART_BASE            UART3_BASE_ADDR
  43
  44 /* PHY needs a longer autonegotiation timeout after reset */
  45 #define PHY_ANEG_TIMEOUT                20000
  46
  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