include/configs/librem5.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright 2017 NXP
   4  * Copyright 2018 Emcraft Systems
   5  * Copyright 2022 Purism
   6  *
   7  */
   8
   9 #ifndef __LIBREM5_H
  10 #define __LIBREM5_H
  11
  12 /* #define DEBUG */
  13
  14 #include <version.h>
  15 #include <linux/sizes.h>
  16 #include <asm/arch/imx-regs.h>
  17
  18 #define CFG_SYS_FSL_USDHC_NUM   2
  19
  20 #define CONSOLE_ON_UART1
  21
  22 #ifdef CONSOLE_ON_UART1
  23 #define CFG_MXC_UART_BASE               UART1_BASE_ADDR
  24 #define CONSOLE_UART_CLK                0
  25 #define CONSOLE         "ttymxc0"
  26 #elif defined(CONSOLE_ON_UART2)
  27 #define CFG_MXC_UART_BASE               UART2_BASE_ADDR
  28 #define CONSOLE_UART_CLK                1
  29 #define CONSOLE         "ttymxc1"
  30 #elif defined(CONSOLE_ON_UART3)
  31 #define CFG_MXC_UART_BASE               UART3_BASE_ADDR
  32 #define CONSOLE_UART_CLK                2
  33 #define CONSOLE         "ttymxc2"
  34 #elif defined(CONSOLE_ON_UART4)
  35 #define CFG_MXC_UART_BASE               UART4_BASE_ADDR
  36 #define CONSOLE_UART_CLK                3
  37 #define CONSOLE         "ttymxc3"
  38 #else
  39 #define CFG_MXC_UART_BASE               UART1_BASE_ADDR
  40 #define CONSOLE_UART_CLK                0
  41 #define CONSOLE         "ttymxc0"
  42 #endif
  43
  44 #ifndef CONFIG_SPL_BUILD
  45 #define BOOT_TARGET_DEVICES(func) \
  46         func(MMC, mmc, 0) \
  47         func(USB, usb, 0) \
  48         func(DHCP, dhcp, na)
  49 #include <config_distro_bootcmd.h>
  50 #else
  51 #define BOOTENV
  52 #endif
  53
  54 /* Initial environment variables */
  55 #define CFG_EXTRA_ENV_SETTINGS          \
  56         "scriptaddr=0x80000000\0" \
  57         "pxefile_addr_r=0x80100000\0" \
  58         "kernel_addr_r=0x80800000\0" \
  59         "fdt_addr_r=0x84800000\0" \
  60         "ramdisk_addr_r=0x85000000\0" \
  61         "console=" CONSOLE ",115200\0" \
  62         "bootargs=u_boot_version=" PLAIN_VERSION "\0" \
  63         "stdin=usbacm,serial\0" \
  64         "stdout=usbacm,serial\0" \
  65         "stderr=usbacm,serial\0" \
  66         BOOTENV
  67
  68 /* Link Definitions */
  69
  70 #define CFG_SYS_INIT_RAM_ADDR        0x40000000
  71 #define CFG_SYS_INIT_RAM_SIZE        0x80000
  72
  73 #define CFG_SYS_SDRAM_BASE           0x40000000
  74 #define PHYS_SDRAM                      0x40000000
  75 #define PHYS_SDRAM_SIZE                 0xc0000000 /* 3GB LPDDR4 one Rank */
  76
  77 /* Monitor Command Prompt */
  78
  79 #define CFG_SYS_FSL_ESDHC_ADDR       0
  80
  81 #endif