1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (c) 2010 Samsung Electronics. 3*4882a593Smuzhiyun * Minkyu Kang <mk7.kang@samsung.com> 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #include <common.h> 9*4882a593Smuzhiyun #include <asm/io.h> 10*4882a593Smuzhiyun #include <asm/system.h> 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #ifdef CONFIG_TARGET_ESPRESSO7420 13*4882a593Smuzhiyun /* 14*4882a593Smuzhiyun * Exynos7420 uses CPU0 of Cluster-1 as boot CPU. Due to this, branch_if_master 15*4882a593Smuzhiyun * fails to identify as the boot CPU as the master CPU. As temporary workaround, 16*4882a593Smuzhiyun * setup the slave CPU boot address as "_main". 17*4882a593Smuzhiyun */ 18*4882a593Smuzhiyun extern void _main(void); 19*4882a593Smuzhiyun void *secondary_boot_addr = (void *)_main; 20*4882a593Smuzhiyun #endif /* CONFIG_TARGET_ESPRESSO7420 */ 21*4882a593Smuzhiyun reset_cpu(ulong addr)22*4882a593Smuzhiyunvoid reset_cpu(ulong addr) 23*4882a593Smuzhiyun { 24*4882a593Smuzhiyun #ifdef CONFIG_CPU_V7 25*4882a593Smuzhiyun writel(0x1, samsung_get_base_swreset()); 26*4882a593Smuzhiyun #endif 27*4882a593Smuzhiyun } 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun #ifndef CONFIG_SYS_DCACHE_OFF enable_caches(void)30*4882a593Smuzhiyunvoid enable_caches(void) 31*4882a593Smuzhiyun { 32*4882a593Smuzhiyun /* Enable D-cache. I-cache is already enabled in start.S */ 33*4882a593Smuzhiyun dcache_enable(); 34*4882a593Smuzhiyun } 35*4882a593Smuzhiyun #endif 36