mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 08:57:58 +00:00
130 lines
4.2 KiB
C
130 lines
4.2 KiB
C
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/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright 2022 Marek Vasut <marex@denx.de>
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*/
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#ifndef __IMX8MM_DATA_MODUL_EDM_SBC_H
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#define __IMX8MM_DATA_MODUL_EDM_SBC_H
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#include <linux/sizes.h>
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#include <linux/stringify.h>
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#include <asm/arch/imx-regs.h>
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#define CONFIG_SYS_BOOTM_LEN SZ_128M
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#define CONFIG_SPL_MAX_SIZE (148 * 1024)
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#define CONFIG_SYS_MONITOR_LEN SZ_1M
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#define CONFIG_SPL_STACK 0x920000
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#ifdef CONFIG_SPL_BUILD
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#define CONFIG_SPL_BSS_START_ADDR 0x910000
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#define CONFIG_SPL_BSS_MAX_SIZE SZ_8K /* 8 kiB */
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#define CONFIG_SYS_SPL_MALLOC_START 0x42200000
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#define CONFIG_SYS_SPL_MALLOC_SIZE SZ_16M /* 16 MiB */
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#define CONFIG_MALLOC_F_ADDR 0x930000
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/* For RAW image gives a error info not panic */
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#define CONFIG_SPL_ABORT_ON_RAW_IMAGE
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#endif
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/* Link Definitions */
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#define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
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#define CONFIG_SYS_INIT_RAM_SIZE 0x200000
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#define CONFIG_SYS_INIT_SP_OFFSET \
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(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
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#define CONFIG_SYS_SDRAM_BASE 0x40000000
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#define PHYS_SDRAM 0x40000000
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#define PHYS_SDRAM_SIZE 0x40000000 /* Minimum 1 GiB DDR */
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#define CONFIG_MXC_UART_BASE UART3_BASE_ADDR
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/* Monitor Command Prompt */
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#define CONFIG_SYS_CBSIZE 2048
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#define CONFIG_SYS_MAXARGS 64
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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#define CONFIG_SYS_PBSIZE \
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(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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/* PHY needs a longer autonegotiation timeout after reset */
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#define PHY_ANEG_TIMEOUT 20000
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#define FEC_QUIRK_ENET_MAC
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/* USDHC */
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#define CONFIG_SYS_FSL_USDHC_NUM 2
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#define CONFIG_SYS_FSL_ESDHC_ADDR 0
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#if !defined(CONFIG_SPL_BUILD)
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"altbootcmd=setenv devpart 2 && run bootcmd ; reset\0" \
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"bootlimit=3\0" \
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"devtype=mmc\0" \
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"devpart=1\0" \
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/* Give slow devices beyond USB HUB chance to come up. */ \
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"usb_pgood_delay=2000\0" \
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"dfu_alt_info=" \
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/* RAM block at DRAM offset 256..768 MiB */ \
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"ram ram0=ram ram 0x50000000 0x20000000&" \
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/* 16 MiB SPI NOR */ \
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"mtd nor0=sf raw 0x0 0x1000000\0" \
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"dmo_preboot=" \
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"sf probe ; " /* Scan for SPI NOR, needed by DFU */ \
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"run dmo_usb_start_hub ; " \
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/* Attempt to start USB and Network console */ \
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"run dmo_usb_cdc_acm_start ; " \
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"run dmo_netconsole_start\0" \
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"dmo_update_env=" \
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"setenv dmo_update_env true ; saveenv ; saveenv\0" \
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"dmo_usb_cdc_acm_start=" \
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"if test \"${dmo_usb_cdc_acm_enabled}\" = \"true\" ; then "\
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/* Ungate IMX8MM_CLK_USB1_CTRL_ROOT */ \
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"mw 0x303844d0 3 ; " \
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/* Read USBNC_n_PHY_STATUS BIT(4) VBUS_VLD */ \
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"setexpr.l usbnc_n_phy_status *0x32e4023c \\\\& 0x8 ; " \
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/* If USB OTG has valid VBUS, enable CDC ACM */ \
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"if test \"${usbnc_n_phy_status}\" -eq 8 ; then "\
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"usb start && " \
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"setenv stderr ${stderr},usbacm && " \
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"setenv stdout ${stdout},usbacm && " \
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"setenv stdin ${stdin},usbacm ; " \
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"fi ; " \
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"fi\0" \
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"dmo_usb_start_hub=" \
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"i2c dev 1 ; " \
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/* Reset the USB USB */ \
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"gpio clear GPIO5_2 ; sleep 0.01 ; " /* t1 > 1us */ \
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"gpio set GPIO5_2 ; sleep 0.01 ; " /* t5 > 3us */ \
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/* Write chunks of descriptor into the USB HUB */ \
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"mw.l 0x7e1000 0x14042417 ; mw.l 0x7e1004 0x9b0bb325 ; "\
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"mw.l 0x7e1008 0x00000220 ; mw.l 0x7e100c 0x01320100 ; "\
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"mw.l 0x7e1010 0x00003232 ; mw.l 0x7e1014 0x4d000909 ; "\
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"i2c write 0x7e1000 0x2c 0x00 0x18 -s ; " \
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"mw.l 0x7e1000 0x6300690f ; mw.l 0x7e1004 0x6f007200 ; "\
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"mw.l 0x7e1008 0x68006300 ; mw.l 0x7e100c 0x70006900 ; "\
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"i2c write 0x7e1000 0x2c 0x18 0x10 -s ; " \
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"mw.l 0x7e1000 0x53005511 ; mw.l 0x7e1004 0x32004200 ; "\
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"mw.l 0x7e1008 0x31003500 ; mw.l 0x7e100c 0x42003400 ; "\
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"mw.l 0x7e1010 0x00006900 ; " \
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"i2c write 0x7e1000 0x2c 0x54 0x12 -s ; " \
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"mw.l 0x7e1000 0x00000101 ; " \
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"i2c write 0x7e1000 0x2c 0xff 0x2 -s\0" \
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"dmo_netconsole_start=" \
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"if test \"${dmo_netconsole_enabled}\" = \"true\" ; then "\
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"setenv autoload false && " \
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"dhcp && " \
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"setenv autoload && " \
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"setenv ncip ${serverip} && " \
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"setenv stderr ${stderr},nc && " \
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"setenv stdout ${stdout},nc && " \
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"setenv stdin ${stdin},nc ; " \
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"fi"
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#endif
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#endif
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