2 * Copyright 2012 (C), Jason Cooper <jason@lakedaemon.net>
4 * arch/arm/mach-kirkwood/board-dt.c
6 * Flattened Device Tree board initialization
8 * This file is licensed under the terms of the GNU General Public
9 * License version 2. This program is licensed "as is" without any
10 * warranty of any kind, whether express or implied.
13 #include <linux/kernel.h>
14 #include <linux/init.h>
16 #include <linux/of_platform.h>
17 #include <linux/kexec.h>
18 #include <asm/mach/arch.h>
19 #include <asm/mach/map.h>
20 #include <mach/bridge-regs.h>
24 static struct of_device_id kirkwood_dt_match_table[] __initdata = {
25 { .compatible = "simple-bus", },
29 struct of_dev_auxdata kirkwood_auxdata_lookup[] __initdata = {
30 OF_DEV_AUXDATA("marvell,orion-spi", 0xf1010600, "orion_spi.0", NULL),
31 OF_DEV_AUXDATA("marvell,mv64xxx-i2c", 0xf1011000, "mv64xxx_i2c.0",
33 OF_DEV_AUXDATA("marvell,mv64xxx-i2c", 0xf1011100, "mv64xxx_i2c.1",
35 OF_DEV_AUXDATA("marvell,orion-wdt", 0xf1020300, "orion_wdt", NULL),
36 OF_DEV_AUXDATA("marvell,orion-sata", 0xf1080000, "sata_mv.0", NULL),
37 OF_DEV_AUXDATA("marvell,orion-nand", 0xf4000000, "orion_nand", NULL),
38 OF_DEV_AUXDATA("marvell,orion-crypto", 0xf1030000, "mv_crypto", NULL),
42 static void __init kirkwood_dt_init(void)
44 pr_info("Kirkwood: %s, TCLK=%d.\n", kirkwood_id(), kirkwood_tclk);
47 * Disable propagation of mbus errors to the CPU local bus,
48 * as this causes mbus errors (which can occur for example
49 * for PCI aborts) to throw CPU aborts, which we're not set
52 writel(readl(CPU_CONFIG) & ~CPU_CONFIG_ERROR_PROP, CPU_CONFIG);
54 kirkwood_setup_cpu_mbus();
58 /* Setup root of clk tree */
61 /* internal devices that every board has */
66 kexec_reinit = kirkwood_enable_pcie;
69 if (of_machine_is_compatible("globalscale,dreamplug"))
72 if (of_machine_is_compatible("dlink,dns-kirkwood"))
75 if (of_machine_is_compatible("iom,iconnect"))
78 if (of_machine_is_compatible("raidsonic,ib-nas62x0"))
81 if (of_machine_is_compatible("qnap,ts219"))
84 if (of_machine_is_compatible("seagate,dockstar"))
87 if (of_machine_is_compatible("seagate,goflexnet"))
90 if (of_machine_is_compatible("buffalo,lsxl"))
93 if (of_machine_is_compatible("iom,ix2-200"))
94 iomega_ix2_200_init();
96 if (of_machine_is_compatible("keymile,km_kirkwood"))
99 if (of_machine_is_compatible("lacie,inetspace_v2") ||
100 of_machine_is_compatible("lacie,netspace_v2") ||
101 of_machine_is_compatible("lacie,netspace_max_v2") ||
102 of_machine_is_compatible("lacie,netspace_lite_v2"))
105 of_platform_populate(NULL, kirkwood_dt_match_table,
106 kirkwood_auxdata_lookup, NULL);
109 static const char *kirkwood_dt_board_compat[] = {
110 "globalscale,dreamplug",
114 "raidsonic,ib-nas62x0",
120 "keymile,km_kirkwood",
121 "lacie,inetspace_v2",
122 "lacie,netspace_max_v2",
124 "lacie,netspace_lite_v2",
128 DT_MACHINE_START(KIRKWOOD_DT, "Marvell Kirkwood (Flattened Device Tree)")
129 /* Maintainer: Jason Cooper <jason@lakedaemon.net> */
130 .map_io = kirkwood_map_io,
131 .init_early = kirkwood_init_early,
132 .init_irq = orion_dt_init_irq,
133 .timer = &kirkwood_timer,
134 .init_machine = kirkwood_dt_init,
135 .restart = kirkwood_restart,
136 .dt_compat = kirkwood_dt_board_compat,