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