2 * arch/arm/mach-dove/board-dt.c
4 * Marvell Dove 88AP510 System On Chip FDT Board
6 * This file is licensed under the terms of the GNU General Public
7 * License version 2. This program is licensed "as is" without any
8 * warranty of any kind, whether express or implied.
11 #include <linux/init.h>
12 #include <linux/clk-provider.h>
13 #include <linux/clocksource.h>
14 #include <linux/irqchip.h>
16 #include <linux/of_platform.h>
17 #include <linux/platform_data/usb-ehci-orion.h>
18 #include <asm/hardware/cache-tauros2.h>
19 #include <asm/mach/arch.h>
20 #include <mach/dove.h>
22 #include <plat/common.h>
27 * There are still devices that doesn't even know about DT,
28 * get clock gates here and add a clock lookup.
30 static void __init dove_legacy_clk_init(void)
32 struct device_node *np = of_find_compatible_node(NULL, NULL,
33 "marvell,dove-gating-clock");
34 struct of_phandle_args clkspec;
37 clkspec.args_count = 1;
39 clkspec.args[0] = CLOCK_GATING_BIT_PCIE0;
40 orion_clkdev_add("0", "pcie",
41 of_clk_get_from_provider(&clkspec));
43 clkspec.args[0] = CLOCK_GATING_BIT_PCIE1;
44 orion_clkdev_add("1", "pcie",
45 of_clk_get_from_provider(&clkspec));
48 static void __init dove_dt_time_init(void)
51 clocksource_of_init();
54 static void __init dove_dt_init_early(void)
56 mvebu_mbus_init("marvell,dove-mbus",
57 BRIDGE_WINS_BASE, BRIDGE_WINS_SZ,
58 DOVE_MC_WINS_BASE, DOVE_MC_WINS_SZ);
61 static void __init dove_dt_init(void)
63 pr_info("Dove 88AP510 SoC\n");
65 #ifdef CONFIG_CACHE_TAUROS2
68 dove_setup_cpu_wins();
70 /* Setup clocks for legacy devices */
71 dove_legacy_clk_init();
73 /* Internal devices not ported to DT yet */
76 of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
79 static const char * const dove_dt_board_compat[] = {
84 DT_MACHINE_START(DOVE_DT, "Marvell Dove (Flattened Device Tree)")
85 .map_io = dove_map_io,
86 .init_early = dove_dt_init_early,
87 .init_time = dove_dt_time_init,
88 .init_machine = dove_dt_init,
89 .restart = dove_restart,
90 .dt_compat = dove_dt_board_compat,