arch/arm/mach-pxa/eseries/eseries.c

   1 /*
   2  * Hardware definitions for the Toshiba eseries PDAs
   3  *
   4  * Copyright (c) Ian Molton 2003
   5  *
   6  */
   7
   8 #include <linux/kernel.h>
   9 #include <linux/init.h>
  10 #include <linux/device.h>
  11
  12 #include <asm/setup.h>
  13 #include <asm/memory.h>
  14 #include <asm/mach/arch.h>
  15 #include <asm/mach-types.h>
  16 #include <asm/arch/hardware.h>
  17 #include <asm/mach/map.h>
  18 #include <asm/domain.h>
  19 #include <asm/arch/pxa-dmabounce.h>
  20
  21 #include "../generic.h"
  22
  23 #include <asm/arch/eseries-irq.h>
  24
  25 #define DEBUG
  26
  27 static void __init eseries_init_irq( void )
  28 {
  29         /* Initialize standard IRQs */
  30         pxa_init_irq();
  31 //      if(machine_is_e800())
  32 //              angelx_init_irq(PXA_CS5_PHYS);
  33 }
  34
  35 #ifdef DEBUG
  36 /* A debug mapping giving access to the screen RAM */
  37 static struct map_desc eseries_io_desc[] __initdata = {
  38  /* virtual            physical           length      domain                 */
  39   { 0xf0000000,  0x0c100000,  0x02000000, DOMAIN_IO}
  40 };
  41 #endif
  42
  43 /* for dmabounce */
  44 static int eseries_dma_needs_bounce(struct device *dev, dma_addr_t addr, size_t size) {
  45         return (addr >= 0x10000000 + 0x10000);
  46 }
  47
  48 static void __init eseries_map_io(void)
  49 {
  50         /* Initialize standard IO maps */
  51         pxa_map_io();
  52
  53 #ifdef DEBUG
  54         iotable_init(eseries_io_desc, ARRAY_SIZE(eseries_io_desc));
  55 #endif
  56
  57         pxa_set_dma_needs_bounce(eseries_dma_needs_bounce);
  58 }
  59
  60 static void __init eseries_fixup(struct machine_desc *desc,
  61                 struct tag *tags, char **cmdline, struct meminfo *mi)
  62 {
  63         mi->nr_banks=1;
  64         mi->bank[0].start = 0xa0000000;
  65         mi->bank[0].node = 0;
  66         if (machine_is_e800())
  67                 mi->bank[0].size = (128*1024*1024);
  68         else
  69                 mi->bank[0].size = (64*1024*1024);
  70 }
  71
  72 #ifdef CONFIG_MACH_E330
  73 MACHINE_START(E330, "Toshiba e330")
  74         /* Maintainer: Ian Molton (spyro@f2s.com) */
  75         .phys_io        = 0x40000000,
  76         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
  77         .boot_params    = 0xa0000100,
  78         .map_io         = eseries_map_io,
  79         .init_irq       = eseries_init_irq,
  80         .fixup          = eseries_fixup,
  81         .timer = &pxa_timer,
  82 MACHINE_END
  83 #endif
  84
  85 #ifdef CONFIG_MACH_E740
  86 MACHINE_START(E740, "Toshiba e740")
  87         /* Maintainer: Ian Molton (spyro@f2s.com) */
  88         .phys_io        = 0x40000000,
  89         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
  90         .boot_params    = 0xa0000100,
  91         .map_io         = eseries_map_io,
  92         .init_irq       = eseries_init_irq,
  93         .fixup          = eseries_fixup,
  94         .timer = &pxa_timer,
  95 MACHINE_END
  96 #endif
  97
  98 #ifdef CONFIG_MACH_E750
  99 MACHINE_START(E750, "Toshiba e750")
 100         /* Maintainer: Ian Molton (spyro@f2s.com) */
 101         .phys_io        = 0x40000000,
 102         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 103         .boot_params    = 0xa0000100,
 104         .map_io         = eseries_map_io,
 105         .init_irq       = eseries_init_irq,
 106         .fixup          = eseries_fixup,
 107         .timer = &pxa_timer,
 108 MACHINE_END
 109 #endif
 110
 111 #ifdef CONFIG_MACH_E400
 112 MACHINE_START(E400, "Toshiba e400")
 113         /* Maintainer: Ian Molton (spyro@f2s.com) */
 114         .phys_io        = 0x40000000,
 115         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 116         .boot_params    = 0xa0000100,
 117         .map_io         = eseries_map_io,
 118         .init_irq       = eseries_init_irq,
 119         .fixup          = eseries_fixup,
 120         .timer = &pxa_timer,
 121 MACHINE_END
 122 #endif
 123
 124 #ifdef CONFIG_MACH_E800
 125 MACHINE_START(E800, "Toshiba e800")
 126         /* Maintainer: Ian Molton (spyro@f2s.com) */
 127         .phys_io        = 0x40000000,
 128         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 129         .boot_params    = 0xa0000100,
 130         .map_io         = eseries_map_io,
 131         .init_irq       = eseries_init_irq,
 132         .fixup          = eseries_fixup,
 133         .timer = &pxa_timer,
 134 MACHINE_END
 135 #endif