/* * 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/clocksource.h> #include <asm/system_misc.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <plat/irq.h> #include <plat/time.h> #include "orion5x.h" #include "bridge-regs.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(false)); /* * 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_default_populate(NULL, 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