1// SPDX-License-Identifier: GPL-2.0+ 2/* 3 * Copyright (C) 2022 Kontron Electronics GmbH 4 */ 5 6#include <asm/types.h> 7#include <asm/arch/sys_proto.h> 8 9#include <sl-mx6ul-common.h> 10 11bool sl_mx6ul_is_spi_nor_boot(void) 12{ 13 u32 bmode = imx6_src_get_boot_mode(); 14 15 /* 16 * Check if "EEPROM Recovery" enabled and ECSPI2_CONREG not 0x0. 17 * If this is the case and U-Boot didn't initialize the SPI bus 18 * yet, we can safely assume that we are booting from SPI NOR. 19 */ 20 if ((bmode & 0x40000000) && readl(0x0200c008)) 21 return true; 22 23 return false; 24} 25