// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2019 Ahmad Fatoum, Pengutronix */ #include <common.h> #include <init.h> #include <asm/barebox-arm-head.h> #include <asm/barebox-arm.h> #include <mach/sama5d2_ll.h> #include <mach/iomux.h> #include <debug_ll.h> #include <mach/at91_dbgu.h> /* PCK = 492MHz, MCK = 164MHz */ #define MASTER_CLOCK 164000000 static void dbgu_init(void) { sama5d2_resetup_uart_console(MASTER_CLOCK); putc_ll('>'); } extern char __dtb_z_at91_sama5d27_giantboard_start[]; ENTRY_FUNCTION(start_sama5d27_giantboard, r0, r1, r2) { void *fdt; arm_cpu_lowlevel_init(); if (IS_ENABLED(CONFIG_DEBUG_LL)) dbgu_init(); fdt = __dtb_z_at91_sama5d27_giantboard_start + get_runtime_offset(); sama5d2_barebox_entry(fdt); }