258 lines
7.4 KiB
C
258 lines
7.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0+
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*
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* Copyright (C) Guangzhou FriendlyARM Computer Tech. Co., Ltd.
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* (http://www.friendlyarm.com)
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*
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* (C) Copyright 2016 Nexell
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* Hyejung Kwon <cjscld15@nexell.co.kr>
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*
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* Copyright (C) 2019 Stefan Bosch <stefan_b@posteo.net>
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*/
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#ifndef __CONFIG_H__
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#define __CONFIG_H__
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#include <linux/sizes.h>
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#include <asm/arch/nexell.h>
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/*-----------------------------------------------------------------------
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* System memory Configuration
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*/
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#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_MEM_SIZE 0x40000000
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#define CONFIG_SYS_SDRAM_BASE 0x71000000
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/*
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* "(CONFIG_SYS_MEM_SIZE - CONFIG_SYS_RESERVE_MEM_SIZE)" has been used in
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* u-boot nanopi2-v2016.01.
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* This is not working anymore because boot_fdt_add_mem_rsv_regions() in
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* common/image-fdt.c has been extended:
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* Also reserved-memory sections are marked as unusable.
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*
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* In friendlyArm Ubuntu 16.04 source arch/arm/boot/dts/s5p4418.dtsi:
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* reserved-memory {
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* #address-cells = <1>;
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* #size-cells = <1>;
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* ranges;
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*
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* secure_memory@b0000000 {
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* reg = <0xB0000000 0x1000000>;
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* nop-map;
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* };
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* };
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*
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* arch_lmb_reserve() of arch/arm/lib/bootm.c:
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* "Allocate space for command line and board info - ... below the current
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* stack pointer."
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* --> Memory allocated would overlap with "secure_memory@b0000000"
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* --> lmb_add_region(rgn, base==0xb0000000, size==0x1000000) fails,
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* boot output:
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* ...
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* Kernel image @ 0x71080000 [ 0x000000 - 0x60e628 ]
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* ## Flattened Device Tree blob at 7a000000
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* Booting using the fdt blob at 0x7a000000
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* ERROR: reserving fdt memory region failed (addr=b0000000 size=1000000)
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* Using Device Tree in place at 7a000000, end 7a00fbf0
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*
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* Starting kernel ...
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* ...
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*/
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#define CONFIG_SYS_SDRAM_SIZE (0xb0000000 - CONFIG_SYS_SDRAM_BASE)
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#define CONFIG_SYS_MALLOC_LEN (32 * 1024 * 1024)
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#define BMP_LOAD_ADDR 0x78000000
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/* kernel load address */
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#define CONFIG_SYS_LOAD_ADDR 0x71080000
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#define INITRD_START 0x79000000
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#define KERNEL_DTB_ADDR 0x7A000000
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/*-----------------------------------------------------------------------
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* High Level System Configuration
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*/
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/* Not used: not need IRQ/FIQ stuff */
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#undef CONFIG_USE_IRQ
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/* decrementer freq: 1ms ticks */
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#define CONFIG_SYS_HZ 1000
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/*-----------------------------------------------------------------------
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* System initialize options (board_init_f)
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*/
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/* board_init_f->init_sequence, call arch_cpu_init */
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#define CONFIG_ARCH_CPU_INIT
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/*-----------------------------------------------------------------------
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* Miscellaneous configurable options
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*/
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#ifdef CONFIG_SYS_PROMPT
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#undef CONFIG_SYS_PROMPT
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/* Monitor Command Prompt */
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#define CONFIG_SYS_PROMPT "nanopi2# "
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#endif
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/* Console I/O Buffer Size */
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#define CONFIG_SYS_CBSIZE 1024
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/* Print Buffer Size */
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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/* max number of command args */
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#define CONFIG_SYS_MAXARGS 16
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/* Boot Argument Buffer Size */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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/*-----------------------------------------------------------------------
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* allow to overwrite serial and ethaddr
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*/
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#define CONFIG_ENV_OVERWRITE
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#ifdef CONFIG_HUSH_PARSER
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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#endif
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/*-----------------------------------------------------------------------
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* Etc Command definition
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*/
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#undef CONFIG_BOOTM_NETBSD
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#undef CONFIG_BOOTM_RTEMS
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/*-----------------------------------------------------------------------
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* serial console configuration
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*/
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#define CONFIG_PL011_CLOCK 50000000
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#define CONFIG_PL01x_PORTS {(void *)PHY_BASEADDR_UART0, \
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(void *)PHY_BASEADDR_UART1, \
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(void *)PHY_BASEADDR_UART2, \
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(void *)PHY_BASEADDR_UART3}
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#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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/*-----------------------------------------------------------------------
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* PLL
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*/
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#define CONFIG_SYS_PLLFIN 24000000UL
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/*-----------------------------------------------------------------------
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* Timer
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*/
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#define CONFIG_TIMER_SYS_TICK_CH 0
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/*-----------------------------------------------------------------------
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* BACKLIGHT
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*/
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#ifndef CONFIG_S5P4418_ONEWIRE
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#ifdef CONFIG_PWM_NX
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/* fallback to pwm */
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#define BACKLIGHT_CH 0
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#define BACKLIGHT_DIV 0
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#define BACKLIGHT_INV 0
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#define BACKLIGHT_DUTY 50
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#define BACKLIGHT_HZ 1000
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#endif
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#endif
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/*-----------------------------------------------------------------------
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* SD/MMC
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*/
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#if defined(CONFIG_MMC)
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/* eMMC = 0, SD-card = 2 */
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#define CONFIG_SYS_MMC_DEV 2
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#define CONFIG_SYS_MMC_ENV_DEV CONFIG_SYS_MMC_DEV
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#endif
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/*-----------------------------------------------------------------------
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* Default environment organization
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*/
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#if !defined(CONFIG_ENV_IS_IN_MMC) && !defined(CONFIG_ENV_IS_IN_NAND) && \
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!defined(CONFIG_ENV_IS_IN_FLASH) && !defined(CONFIG_ENV_IS_IN_EEPROM)
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/* default: CONFIG_ENV_IS_NOWHERE */
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#define CONFIG_ENV_IS_NOWHERE
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#define CONFIG_ENV_OFFSET 1024
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#define CONFIG_ENV_SIZE (4 * 1024) /* env size */
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#endif
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/*-----------------------------------------------------------------------
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* VIDEO
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*/
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#define CONFIG_VIDEO_LOGO
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#define CONFIG_SPLASH_SCREEN
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#ifdef CONFIG_VIDEO_LOGO
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#ifdef CONFIG_DM_VIDEO
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#define CONFIG_BMP_24BPP
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#endif
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#ifdef CONFIG_SPLASH_SCREEN
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#define CONFIG_SPLASH_SOURCE 1
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#define CONFIG_SPLASH_SCREEN_ALIGN 1
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#define SPLASH_FILE logo.bmp
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#endif
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#endif
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/*-----------------------------------------------------------------------
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* ENV
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*/
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#define BLOADER_MMC \
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"ext4load mmc ${rootdev}:${bootpart} "
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#ifdef CONFIG_OF_BOARD_SETUP
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#define EXTRA_ENV_DTB_RESERVE \
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"dtb_reserve=" \
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"if test -n \"$dtb_addr\"; then fdt addr $dtb_addr; fi\0"
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#else
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#define EXTRA_ENV_DTB_RESERVE \
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"dtb_reserve=" \
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"if test -n \"$fb_addr\"; then " \
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"fdt addr $dtb_addr;" \
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"fdt resize;" \
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"fdt mk /reserved-memory display_reserved;" \
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"fdt set /reserved-memory/display_reserved " \
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"reg <$fb_addr 0x800000>;" \
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"fi;\0"
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#endif
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#ifdef CONFIG_SPLASH_SCREEN
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#define EXTRA_ENV_BOOT_LOGO \
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"splashimage=" __stringify(BMP_LOAD_ADDR)"\0" \
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"splashfile=" __stringify(SPLASH_FILE)"\0" \
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"splashpos=m,m\0" \
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"fb_addr=\0" \
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EXTRA_ENV_DTB_RESERVE
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#else
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#define EXTRA_ENV_BOOT_LOGO EXTRA_ENV_DTB_RESERVE
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#endif
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"fdt_high=0xffffffff\0" \
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"initrd_high=0xffffffff\0" \
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"rootdev=" __stringify(CONFIG_ROOT_DEV) "\0" \
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"rootpart=" __stringify(CONFIG_ROOT_PART) "\0" \
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"bootpart=" __stringify(CONFIG_BOOT_PART) "\0" \
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"kernel=zImage\0" \
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"loadaddr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
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"dtb_name=s5p4418-nanopi2-rev01.dtb\0" \
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"dtb_addr=" __stringify(KERNEL_DTB_ADDR) "\0" \
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"initrd_name=ramdisk.img\0" \
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"initrd_addr=" __stringify(INITRD_START) "\0" \
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"initrd_size=0x600000\0" \
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"load_dtb=" \
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BLOADER_MMC "${dtb_addr} ${dtb_name}; " \
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"run dtb_reserve\0" \
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"load_kernel=" \
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BLOADER_MMC "${loadaddr} ${kernel}\0" \
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"load_initrd=" \
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BLOADER_MMC "${initrd_addr} ${initrd_name}; " \
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"setenv initrd_size 0x${filesize}\0" \
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"mmcboot=" \
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"run load_kernel; run load_initrd; run load_dtb; " \
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"bootz ${loadaddr} ${initrd_addr}:${initrd_size} " \
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"${dtb_addr}\0" \
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"bootcmd=run mmcboot\0" \
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EXTRA_ENV_BOOT_LOGO
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#endif /* __CONFIG_H__ */
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