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Diffstat (limited to 'include/configs/verdin-am62.h')
| -rw-r--r-- | include/configs/verdin-am62.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/include/configs/verdin-am62.h b/include/configs/verdin-am62.h new file mode 100644 index 0000000000..027266d29f --- /dev/null +++ b/include/configs/verdin-am62.h @@ -0,0 +1,97 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Configuration header file for Verdin AM62 SoM + * + * Copyright 2023 Toradex - https://www.toradex.com/ + */ + +#ifndef __CONFIG_VERDIN_AM62_H +#define __CONFIG_VERDIN_AM62_H + +#include <environment/ti/k3_dfu.h> +#include <linux/sizes.h> + +#define CONFIG_LOADADDR 0x88200000 + +/* DDR Configuration */ +#define CONFIG_SYS_SDRAM_BASE1 0x880000000 +#define CONFIG_SYS_BOOTM_LEN SZ_64M + +#ifdef CONFIG_SYS_K3_SPL_ATF +#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "tispl.bin" +#endif + +#if defined(CONFIG_TARGET_VERDIN_AM62_A53) +#define CONFIG_SPL_MAX_SIZE SZ_1M +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SPL_TEXT_BASE + SZ_4M) +#else /* CONFIG_TARGET_VERDIN_AM62_A53 */ +#define CONFIG_SPL_MAX_SIZE CONFIG_SYS_K3_MAX_DOWNLODABLE_IMAGE_SIZE +/* + * Maximum size in memory allocated to the SPL BSS. Keep it as tight as + * possible (to allow the build to go through), as this directly affects + * our memory footprint. The less we use for BSS the more we have available + * for everything else. + */ +#define CONFIG_SPL_BSS_MAX_SIZE 0x3000 +/* + * Link BSS to be within SPL in a dedicated region located near the top of + * the MCU SRAM, this way making it available also before relocation. Note + * that we are not using the actual top of the MCU SRAM as there is a memory + * location allocated for Device Manager data and some memory filled in by + * the boot ROM that we want to read out without any interference from the + * C context. + */ +#define CONFIG_SPL_BSS_START_ADDR (0x43c3e000 -\ + CONFIG_SPL_BSS_MAX_SIZE) +/* Set the stack right below the SPL BSS section */ +#define CONFIG_SYS_INIT_SP_ADDR 0x43c3a7f0 +/* Configure R5 SPL post-relocation malloc pool in DDR */ +#define CONFIG_SYS_SPL_MALLOC_START 0x84000000 +#define CONFIG_SYS_SPL_MALLOC_SIZE SZ_16M +#endif /* CONFIG_TARGET_VERDIN_AM62_A53 */ + +#define MEM_LAYOUT_ENV_SETTINGS \ + "fdt_addr_r=0x90200000\0" \ + "kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \ + "kernel_comp_addr_r=0x80200000\0" \ + "kernel_comp_size=0x08000000\0" \ + "ramdisk_addr_r=0x90300000\0" \ + "scriptaddr=0x90280000\0" + +/* Enable Distro Boot */ +#define BOOT_TARGET_DEVICES(func) \ + func(MMC, mmc, 1) \ + func(MMC, mmc, 0) \ + func(DHCP, dhcp, na) +#include <config_distro_bootcmd.h> + +#define EXTRA_ENV_DFUARGS \ + DFU_ALT_INFO_EMMC \ + DFU_ALT_INFO_RAM + +/* Initial environment variables */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + BOOTENV \ + EXTRA_ENV_DFUARGS \ + MEM_LAYOUT_ENV_SETTINGS \ + "boot_scripts=boot.scr\0" \ + "boot_script_dhcp=boot.scr\0" \ + "console=ttyS2\0" \ + "fdt_board=dev\0" \ + "setup=setenv setupargs console=tty1 console=${console},${baudrate} " \ + "consoleblank=0 earlycon=ns16550a,mmio32,0x02800000\0" \ + "update_uboot=askenv confirm Did you load flash.bin (y/N)?; " \ + "if test \"$confirm\" = \"y\"; then " \ + "setexpr blkcnt ${filesize} + 0x1ff && setexpr blkcnt " \ + "${blkcnt} / 0x200; mmc dev 0 1; mmc write ${loadaddr} 0x0 " \ + "${blkcnt}; fi\0" + +/* Now for the remaining common defines */ +#include <configs/ti_armv7_common.h> + +#ifdef CONFIG_SYS_MALLOC_LEN +#undef CONFIG_SYS_MALLOC_LEN +#endif +#define CONFIG_SYS_MALLOC_LEN SZ_128M + +#endif /* __CONFIG_VERDIN_AM62_H */ |