78 строки
2.0 KiB
C
78 строки
2.0 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright 2012 (C), Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
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*
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* arch/arm/mach-orion5x/board-dt.c
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*
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* Flattened Device Tree board initialization
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/of.h>
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#include <linux/of_platform.h>
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#include <linux/cpu.h>
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#include <linux/mbus.h>
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#include <linux/clocksource.h>
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#include <asm/system_misc.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <plat/irq.h>
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#include <plat/time.h>
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#include "orion5x.h"
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#include "bridge-regs.h"
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#include "common.h"
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static struct of_dev_auxdata orion5x_auxdata_lookup[] __initdata = {
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OF_DEV_AUXDATA("marvell,orion-spi", 0xf1010600, "orion_spi.0", NULL),
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OF_DEV_AUXDATA("marvell,mv64xxx-i2c", 0xf1011000, "mv64xxx_i2c.0",
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NULL),
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OF_DEV_AUXDATA("marvell,orion-wdt", 0xf1020300, "orion_wdt", NULL),
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OF_DEV_AUXDATA("marvell,orion-sata", 0xf1080000, "sata_mv.0", NULL),
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OF_DEV_AUXDATA("marvell,orion-crypto", 0xf1090000, "mv_crypto", NULL),
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{},
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};
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static void __init orion5x_dt_init(void)
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{
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char *dev_name;
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u32 dev, rev;
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orion5x_id(&dev, &rev, &dev_name);
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printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, orion5x_tclk);
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BUG_ON(mvebu_mbus_dt_init(false));
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/*
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* Setup Orion address map
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*/
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orion5x_setup_wins();
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/*
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* Don't issue "Wait for Interrupt" instruction if we are
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* running on D0 5281 silicon.
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*/
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if (dev == MV88F5281_DEV_ID && rev == MV88F5281_REV_D0) {
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printk(KERN_INFO "Orion: Applying 5281 D0 WFI workaround.\n");
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cpu_idle_poll_ctrl(true);
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}
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if (of_machine_is_compatible("maxtor,shared-storage-2"))
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mss2_init();
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of_platform_default_populate(NULL, orion5x_auxdata_lookup, NULL);
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}
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static const char *orion5x_dt_compat[] = {
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"marvell,orion5x",
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NULL,
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};
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DT_MACHINE_START(ORION5X_DT, "Marvell Orion5x (Flattened Device Tree)")
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/* Maintainer: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> */
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.map_io = orion5x_map_io,
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.init_machine = orion5x_dt_init,
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.restart = orion5x_restart,
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.dt_compat = orion5x_dt_compat,
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MACHINE_END
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