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/*
* Copyright (C) 2015 Pengutronix, Uwe Kleine-König <kernel@pengutronix.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <common.h>
#include <asm/barebox-arm.h>
#include <asm/barebox-arm-head.h>
#include <asm/io.h>
#include <mach/lowlevel.h>
extern char __dtb_armada_xp_rn2120_bb_start[];
ENTRY_FUNCTION(start_netgear_rn2120, r0, r1, r2)
{
void *fdt;
arm_cpu_lowlevel_init();
/*
* This is necessary to allow the machine to draw more power. Probably
* connected to a TI TPS65251. Without this resetting a phy makes the
* SoC reset.
* This is effectively gpio_direction_output(42, 1);
*/
writel((1 << 10) | readl((void *)0xd0018140), (void *)0xd0018140);
writel(~(1 << 10) & readl((void *)0xd0018144), (void *)0xd0018144);
fdt = __dtb_armada_xp_rn2120_bb_start -
get_runtime_offset();
mvebu_barebox_entry(fdt);
}
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