armv7/ls102xa: Fix non-boot cpus cannot correctly fall in spin table

[oweals/u-boot.git] / arch / arm / cpu / armv7 / ls102xa / cpu.c

diff --git a/arch/arm/cpu/armv7/ls102xa/cpu.c b/arch/arm/cpu/armv7/ls102xa/cpu.c
index 1a640bbb9c2c642a4ad11ca8e5400e5263f6c266..8dd95d98791d763789f530d393a12563aa358282 100644 (file)
--- a/arch/arm/cpu/armv7/ls102xa/cpu.c
+++ b/arch/arm/cpu/armv7/ls102xa/cpu.c
@@ -329,7 +329,7 @@ int arch_cpu_init(void)
        return 0;
 }
 
-#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV7_VIRT)
+#ifdef CONFIG_ARMV7_NONSEC
 /* Set the address at which the secondary core starts from.*/
 void smp_set_core_boot_addr(unsigned long addr, int corenr)
 {
@@ -344,5 +344,13 @@ void smp_kick_all_cpus(void)
        struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 
        out_be32(&gur->brrl, 0x2);
+
+       /*
+        * LS1 STANDBYWFE is not captured outside the ARM module in the soc.
+        * So add a delay to wait bootrom execute WFE.
+        */
+       udelay(1);
+
+       asm volatile("sev");
 }
 #endif