+ if (once++)
+ return;
+
+ /* MERAM for jump stub, because BAR requires 256KB aligned address */
+ p = ioremap_nocache(MERAM, shmobile_boot_size);
+ memcpy_toio(p, shmobile_boot_vector, shmobile_boot_size);
+ iounmap(p);
+
+ /* setup reset vectors */
+ p = ioremap_nocache(RST, 0x63);
+ bar = (MERAM >> 8) & 0xfffffc00;
+ writel_relaxed(bar, p + CA15BAR);
+ writel_relaxed(bar, p + CA7BAR);
+ writel_relaxed(bar | 0x10, p + CA15BAR);
+ writel_relaxed(bar | 0x10, p + CA7BAR);
+
+ /* de-assert reset for all CPUs */
+ writel_relaxed((readl_relaxed(p + CA15RESCNT) & ~0x0f) | 0xa5a50000,
+ p + CA15RESCNT);
+ writel_relaxed((readl_relaxed(p + CA7RESCNT) & ~0x0f) | 0x5a5a0000,
+ p + CA7RESCNT);
+ iounmap(p);
+
+ r8a7790_sysc_init();
+ shmobile_smp_apmu_suspend_init();