arch/arm/mach-mmp/mmp-dt.c

   1 /*
   2  *  linux/arch/arm/mach-mmp/mmp-dt.c
   3  *
   4  *  Copyright (C) 2012 Marvell Technology Group Ltd.
   5  *  Author: Haojian Zhuang <haojian.zhuang@marvell.com>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  publishhed by the Free Software Foundation.
  10  */
  11
  12 #include <linux/irqchip.h>
  13 #include <linux/of_platform.h>
  14 #include <asm/mach/arch.h>
  15 #include <asm/mach/time.h>
  16
  17 #include "common.h"
  18
  19 extern void __init mmp_dt_init_timer(void);
  20
  21 static const struct of_dev_auxdata pxa168_auxdata_lookup[] __initconst = {
  22         OF_DEV_AUXDATA("mrvl,mmp-uart", 0xd4017000, "pxa2xx-uart.0", NULL),
  23         OF_DEV_AUXDATA("mrvl,mmp-uart", 0xd4018000, "pxa2xx-uart.1", NULL),
  24         OF_DEV_AUXDATA("mrvl,mmp-uart", 0xd4026000, "pxa2xx-uart.2", NULL),
  25         OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4011000, "pxa2xx-i2c.0", NULL),
  26         OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4025000, "pxa2xx-i2c.1", NULL),
  27         OF_DEV_AUXDATA("marvell,mmp-gpio", 0xd4019000, "mmp-gpio", NULL),
  28         OF_DEV_AUXDATA("mrvl,mmp-rtc", 0xd4010000, "sa1100-rtc", NULL),
  29         {}
  30 };
  31
  32 static const struct of_dev_auxdata pxa910_auxdata_lookup[] __initconst = {
  33         OF_DEV_AUXDATA("mrvl,mmp-uart", 0xd4017000, "pxa2xx-uart.0", NULL),
  34         OF_DEV_AUXDATA("mrvl,mmp-uart", 0xd4018000, "pxa2xx-uart.1", NULL),
  35         OF_DEV_AUXDATA("mrvl,mmp-uart", 0xd4036000, "pxa2xx-uart.2", NULL),
  36         OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4011000, "pxa2xx-i2c.0", NULL),
  37         OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4037000, "pxa2xx-i2c.1", NULL),
  38         OF_DEV_AUXDATA("marvell,mmp-gpio", 0xd4019000, "mmp-gpio", NULL),
  39         OF_DEV_AUXDATA("mrvl,mmp-rtc", 0xd4010000, "sa1100-rtc", NULL),
  40         {}
  41 };
  42
  43 static void __init pxa168_dt_init(void)
  44 {
  45         of_platform_populate(NULL, of_default_bus_match_table,
  46                              pxa168_auxdata_lookup, NULL);
  47 }
  48
  49 static void __init pxa910_dt_init(void)
  50 {
  51         of_platform_populate(NULL, of_default_bus_match_table,
  52                              pxa910_auxdata_lookup, NULL);
  53 }
  54
  55 static const char *mmp_dt_board_compat[] __initdata = {
  56         "mrvl,pxa168-aspenite",
  57         "mrvl,pxa910-dkb",
  58         NULL,
  59 };
  60
  61 DT_MACHINE_START(PXA168_DT, "Marvell PXA168 (Device Tree Support)")
  62         .map_io         = mmp_map_io,
  63         .init_time      = mmp_dt_init_timer,
  64         .init_machine   = pxa168_dt_init,
  65         .dt_compat      = mmp_dt_board_compat,
  66 MACHINE_END
  67
  68 DT_MACHINE_START(PXA910_DT, "Marvell PXA910 (Device Tree Support)")
  69         .map_io         = mmp_map_io,
  70         .init_time      = mmp_dt_init_timer,
  71         .init_machine   = pxa910_dt_init,
  72         .dt_compat      = mmp_dt_board_compat,
  73 MACHINE_END