arch/arm/mach-prima2/common.c

   1 /*
   2  * Defines machines for CSR SiRFprimaII
   3  *
   4  * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
   5  *
   6  * Licensed under GPLv2 or later.
   7  */
   8
   9 #include <linux/clocksource.h>
  10 #include <linux/init.h>
  11 #include <linux/kernel.h>
  12 #include <asm/sizes.h>
  13 #include <asm/mach-types.h>
  14 #include <asm/mach/arch.h>
  15 #include <linux/of.h>
  16 #include <linux/of_platform.h>
  17 #include "common.h"
  18
  19 void __init sirfsoc_init_late(void)
  20 {
  21         sirfsoc_pm_init();
  22 }
  23
  24 static __init void sirfsoc_init_time(void)
  25 {
  26         /* initialize clocking early, we want to set the OS timer */
  27         sirfsoc_of_clk_init();
  28         clocksource_of_init();
  29 }
  30
  31 static __init void sirfsoc_map_io(void)
  32 {
  33         sirfsoc_map_lluart();
  34         sirfsoc_map_scu();
  35 }
  36
  37 #ifdef CONFIG_ARCH_ATLAS6
  38 static const char *atlas6_dt_match[] __initdata = {
  39         "sirf,atlas6",
  40         NULL
  41 };
  42
  43 DT_MACHINE_START(ATLAS6_DT, "Generic ATLAS6 (Flattened Device Tree)")
  44         /* Maintainer: Barry Song <baohua.song@csr.com> */
  45         .nr_irqs        = 128,
  46         .map_io         = sirfsoc_map_io,
  47         .init_time      = sirfsoc_init_time,
  48         .init_late      = sirfsoc_init_late,
  49         .dt_compat      = atlas6_dt_match,
  50         .restart        = sirfsoc_restart,
  51 MACHINE_END
  52 #endif
  53
  54 #ifdef CONFIG_ARCH_PRIMA2
  55 static const char *prima2_dt_match[] __initdata = {
  56         "sirf,prima2",
  57         NULL
  58 };
  59
  60 DT_MACHINE_START(PRIMA2_DT, "Generic PRIMA2 (Flattened Device Tree)")
  61         /* Maintainer: Barry Song <baohua.song@csr.com> */
  62         .nr_irqs        = 128,
  63         .map_io         = sirfsoc_map_io,
  64         .init_time      = sirfsoc_init_time,
  65         .dma_zone_size  = SZ_256M,
  66         .init_late      = sirfsoc_init_late,
  67         .dt_compat      = prima2_dt_match,
  68         .restart        = sirfsoc_restart,
  69 MACHINE_END
  70 #endif
  71
  72 #ifdef CONFIG_ARCH_MARCO
  73 static const char *marco_dt_match[] __initdata = {
  74         "sirf,marco",
  75         NULL
  76 };
  77
  78 DT_MACHINE_START(MARCO_DT, "Generic MARCO (Flattened Device Tree)")
  79         /* Maintainer: Barry Song <baohua.song@csr.com> */
  80         .smp            = smp_ops(sirfsoc_smp_ops),
  81         .map_io         = sirfsoc_map_io,
  82         .init_time      = sirfsoc_init_time,
  83         .init_late      = sirfsoc_init_late,
  84         .dt_compat      = marco_dt_match,
  85         .restart        = sirfsoc_restart,
  86 MACHINE_END
  87 #endif