1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright 2022 Marek Vasut <marex@denx.de>
6 #ifndef __IMX8MP_DHCOM_PDK2_H
7 #define __IMX8MP_DHCOM_PDK2_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 /* Link Definitions */
18 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
19 #define CONFIG_SYS_INIT_RAM_SIZE 0x200000
21 #define CONFIG_SYS_SDRAM_BASE 0x40000000
22 #define PHYS_SDRAM 0x40000000
23 #define PHYS_SDRAM_SIZE 0x20000000 /* Minimum 512 MiB DDR */
25 #define CONFIG_MXC_UART_BASE UART1_BASE_ADDR
27 /* PHY needs a longer autonegotiation timeout after reset */
28 #define PHY_ANEG_TIMEOUT 20000
29 #define FEC_QUIRK_ENET_MAC
32 #define CONFIG_SYS_FSL_USDHC_NUM 2
33 #define CONFIG_SYS_FSL_ESDHC_ADDR 0
35 #define CONFIG_EXTRA_ENV_SETTINGS \
36 "altbootcmd=run bootcmd ; reset\0" \
38 "kernel_addr_r=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
39 "pxefile_addr_r=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
40 "ramdisk_addr_r=0x58000000\0" \
41 "scriptaddr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
42 /* Give slow devices beyond USB HUB chance to come up. */ \
43 "usb_pgood_delay=2000\0" \
45 /* RAM block at DRAM offset 256..768 MiB */ \
46 "ram ram0=ram ram 0x50000000 0x20000000&" \
47 /* 16 MiB SPI NOR */ \
48 "mtd nor0=sf raw 0x0 0x1000000\0" \
50 "setenv dh_update_env true ; saveenv ; saveenv\0" \
51 "dh_update_sf_gen_fcfb=" \
52 "setexpr sfaddr ${loadaddr} - 0x1000 ; " \
55 "mw 0x400 0x42464346 ; " \
56 "mw 0x404 0x56010000 ; " \
57 "mw 0x40c 00030300 ; " \
58 "mw 0x444 0x00020101 ; " \
59 "mw 0x450 0x10000000 ; " \
60 "mw 0x480 0x0818040b ; " \
61 "mw 0x484 0x24043008 ; " \
63 "mw 0x5c4 0x10000 ; " \
65 "dh_update_sf_write_data=" \
66 "setexpr sfaddr ${loadaddr} - 0x1000 ; " \
67 "setexpr filesize ${filesize} + 0x1000 ; " \
68 "sf probe && sf update ${sfaddr} 0 ${filesize}\0" \
69 "dh_update_sd_to_sf=" \
70 "load mmc 0:1 ${loadaddr} boot/flash.bin && " \
71 "run dh_update_sf_gen_fcfb dh_update_sf_write_data\0" \
72 "dh_update_emmc_to_sf=" \
73 "load mmc 1:1 ${loadaddr} boot/flash.bin && " \
74 "run dh_update_sf_gen_fcfb dh_update_sf_write_data\0" \
77 #define BOOT_TARGET_DEVICES(func) \
83 #include <config_distro_bootcmd.h>