4 * Copyright (C) 2013 Renesas Solutions Corp.
5 * Copyright (C) 2013 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
17 #include <linux/of_platform.h>
19 #include <asm/mach/arch.h>
25 * see board-bock.c for checking detail of dip-switch
28 #define FPGA 0x18200000
30 #define COMCTLR 0x101c
32 #define PFC 0xfffc0000
34 static void __init bockw_init(void)
40 r8a7778_init_irq_extpin_dt(1);
41 r8a7778_add_dt_devices();
43 fpga = ioremap_nocache(FPGA, SZ_1M);
48 * IRQ0/1 is cascaded interrupt from FPGA.
49 * it should be cared in the future
50 * Now, it is assuming IRQ0 was used only from SMSC.
52 u16 val = ioread16(fpga + IRQ0MR);
53 val &= ~(1 << 4); /* enable SMSC911x */
54 iowrite16(val, fpga + IRQ0MR);
59 pfc = ioremap_nocache(PFC, 0x200);
64 * SDHI CD/WP pin needs pull-up
66 iowrite32(ioread32(pfc + PUPR4) | (3 << 26), pfc + PUPR4);
70 of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
73 static const char *bockw_boards_compat_dt[] __initdata = {
74 "renesas,bockw-reference",
78 DT_MACHINE_START(BOCKW_DT, "bockw")
79 .init_early = shmobile_init_delay,
80 .init_irq = r8a7778_init_irq_dt,
81 .init_machine = bockw_init,
82 .init_late = shmobile_init_late,
83 .dt_compat = bockw_boards_compat_dt,