alistair23-linux/arch/arm/mach-orion5x/board-dt.c
Thomas Petazzoni fbf04d814d ARM: orion5x: convert Maxtor Shared Storage II to the Device Tree
This commit converts the Maxtor Shared Storage II Orion5x platform to
the Device Tree. The only remaining things not converted are PCI and
the special power off method.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Link: https://lkml.kernel.org/r/1398202002-28530-37-git-send-email-thomas.petazzoni@free-electrons.com
Cc: Sylver Bruneau <sylver.bruneau@googlemail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
2014-04-26 19:45:25 +00:00

83 lines
2.2 KiB
C

/*
* Copyright 2012 (C), Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
*
* arch/arm/mach-orion5x/board-dt.c
*
* Flattened Device Tree board initialization
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/cpu.h>
#include <linux/mbus.h>
#include <linux/clk-provider.h>
#include <linux/clocksource.h>
#include <asm/system_misc.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/orion5x.h>
#include <mach/bridge-regs.h>
#include <plat/irq.h>
#include <plat/time.h>
#include "common.h"
static struct of_dev_auxdata orion5x_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("marvell,orion-spi", 0xf1010600, "orion_spi.0", NULL),
OF_DEV_AUXDATA("marvell,mv64xxx-i2c", 0xf1011000, "mv64xxx_i2c.0",
NULL),
OF_DEV_AUXDATA("marvell,orion-wdt", 0xf1020300, "orion_wdt", NULL),
OF_DEV_AUXDATA("marvell,orion-sata", 0xf1080000, "sata_mv.0", NULL),
OF_DEV_AUXDATA("marvell,orion-crypto", 0xf1090000, "mv_crypto", NULL),
{},
};
static void __init orion5x_dt_init(void)
{
char *dev_name;
u32 dev, rev;
orion5x_id(&dev, &rev, &dev_name);
printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, orion5x_tclk);
BUG_ON(mvebu_mbus_dt_init());
/*
* Setup Orion address map
*/
orion5x_setup_wins();
/*
* Don't issue "Wait for Interrupt" instruction if we are
* running on D0 5281 silicon.
*/
if (dev == MV88F5281_DEV_ID && rev == MV88F5281_REV_D0) {
printk(KERN_INFO "Orion: Applying 5281 D0 WFI workaround.\n");
cpu_idle_poll_ctrl(true);
}
if (of_machine_is_compatible("maxtor,shared-storage-2"))
mss2_init();
of_platform_populate(NULL, of_default_bus_match_table,
orion5x_auxdata_lookup, NULL);
}
static const char *orion5x_dt_compat[] = {
"marvell,orion5x",
NULL,
};
DT_MACHINE_START(ORION5X_DT, "Marvell Orion5x (Flattened Device Tree)")
/* Maintainer: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> */
.map_io = orion5x_map_io,
.init_machine = orion5x_dt_init,
.restart = orion5x_restart,
.dt_compat = orion5x_dt_compat,
MACHINE_END