linux/arch/arm/mach-ks8695/devices.c
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   1/*
   2 * arch/arm/mach-ks8695/devices.c
   3 *
   4 * Copyright (C) 2006 Andrew Victor
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 *
  15 * You should have received a copy of the GNU General Public License
  16 * along with this program; if not, write to the Free Software
  17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18 */
  19
  20#include <asm/mach/arch.h>
  21#include <asm/mach/map.h>
  22
  23#include <linux/platform_device.h>
  24
  25#include <mach/irqs.h>
  26#include <mach/regs-wan.h>
  27#include <mach/regs-lan.h>
  28#include <mach/regs-hpna.h>
  29#include <mach/regs-switch.h>
  30#include <mach/regs-misc.h>
  31
  32
  33/* --------------------------------------------------------------------
  34 *  Ethernet
  35 * -------------------------------------------------------------------- */
  36
  37static u64 eth_dmamask = 0xffffffffUL;
  38
  39static struct resource ks8695_wan_resources[] = {
  40        [0] = {
  41                .start  = KS8695_WAN_PA,
  42                .end    = KS8695_WAN_PA + 0x00ff,
  43                .flags  = IORESOURCE_MEM,
  44        },
  45        [1] = {
  46                .name   = "WAN RX",
  47                .start  = KS8695_IRQ_WAN_RX_STATUS,
  48                .end    = KS8695_IRQ_WAN_RX_STATUS,
  49                .flags  = IORESOURCE_IRQ,
  50        },
  51        [2] = {
  52                .name   = "WAN TX",
  53                .start  = KS8695_IRQ_WAN_TX_STATUS,
  54                .end    = KS8695_IRQ_WAN_TX_STATUS,
  55                .flags  = IORESOURCE_IRQ,
  56        },
  57        [3] = {
  58                .name   = "WAN Link",
  59                .start  = KS8695_IRQ_WAN_LINK,
  60                .end    = KS8695_IRQ_WAN_LINK,
  61                .flags  = IORESOURCE_IRQ,
  62        },
  63        [4] = {
  64                .name   = "WAN PHY",
  65                .start  = KS8695_MISC_PA,
  66                .end    = KS8695_MISC_PA + 0x1f,
  67                .flags  = IORESOURCE_MEM,
  68        },
  69};
  70
  71static struct platform_device ks8695_wan_device = {
  72        .name           = "ks8695_ether",
  73        .id             = 0,
  74        .dev            = {
  75                                .dma_mask               = &eth_dmamask,
  76                                .coherent_dma_mask      = 0xffffffff,
  77        },
  78        .resource       = ks8695_wan_resources,
  79        .num_resources  = ARRAY_SIZE(ks8695_wan_resources),
  80};
  81
  82
  83static struct resource ks8695_lan_resources[] = {
  84        [0] = {
  85                .start  = KS8695_LAN_PA,
  86                .end    = KS8695_LAN_PA + 0x00ff,
  87                .flags  = IORESOURCE_MEM,
  88        },
  89        [1] = {
  90                .name   = "LAN RX",
  91                .start  = KS8695_IRQ_LAN_RX_STATUS,
  92                .end    = KS8695_IRQ_LAN_RX_STATUS,
  93                .flags  = IORESOURCE_IRQ,
  94        },
  95        [2] = {
  96                .name   = "LAN TX",
  97                .start  = KS8695_IRQ_LAN_TX_STATUS,
  98                .end    = KS8695_IRQ_LAN_TX_STATUS,
  99                .flags  = IORESOURCE_IRQ,
 100        },
 101        [3] = {
 102                .name   = "LAN SWITCH",
 103                .start  = KS8695_SWITCH_PA,
 104                .end    = KS8695_SWITCH_PA + 0x4f,
 105                .flags  = IORESOURCE_MEM,
 106        },
 107};
 108
 109static struct platform_device ks8695_lan_device = {
 110        .name           = "ks8695_ether",
 111        .id             = 1,
 112        .dev            = {
 113                                .dma_mask               = &eth_dmamask,
 114                                .coherent_dma_mask      = 0xffffffff,
 115        },
 116        .resource       = ks8695_lan_resources,
 117        .num_resources  = ARRAY_SIZE(ks8695_lan_resources),
 118};
 119
 120
 121static struct resource ks8695_hpna_resources[] = {
 122        [0] = {
 123                .start  = KS8695_HPNA_PA,
 124                .end    = KS8695_HPNA_PA + 0x00ff,
 125                .flags  = IORESOURCE_MEM,
 126        },
 127        [1] = {
 128                .name   = "HPNA RX",
 129                .start  = KS8695_IRQ_HPNA_RX_STATUS,
 130                .end    = KS8695_IRQ_HPNA_RX_STATUS,
 131                .flags  = IORESOURCE_IRQ,
 132        },
 133        [2] = {
 134                .name   = "HPNA TX",
 135                .start  = KS8695_IRQ_HPNA_TX_STATUS,
 136                .end    = KS8695_IRQ_HPNA_TX_STATUS,
 137                .flags  = IORESOURCE_IRQ,
 138        },
 139};
 140
 141static struct platform_device ks8695_hpna_device = {
 142        .name           = "ks8695_ether",
 143        .id             = 2,
 144        .dev            = {
 145                                .dma_mask               = &eth_dmamask,
 146                                .coherent_dma_mask      = 0xffffffff,
 147        },
 148        .resource       = ks8695_hpna_resources,
 149        .num_resources  = ARRAY_SIZE(ks8695_hpna_resources),
 150};
 151
 152void __init ks8695_add_device_wan(void)
 153{
 154        platform_device_register(&ks8695_wan_device);
 155}
 156
 157void __init ks8695_add_device_lan(void)
 158{
 159        platform_device_register(&ks8695_lan_device);
 160}
 161
 162void __init ks8696_add_device_hpna(void)
 163{
 164        platform_device_register(&ks8695_hpna_device);
 165}
 166
 167
 168/* --------------------------------------------------------------------
 169 *  Watchdog
 170 * -------------------------------------------------------------------- */
 171
 172static struct platform_device ks8695_wdt_device = {
 173        .name           = "ks8695_wdt",
 174        .id             = -1,
 175        .num_resources  = 0,
 176};
 177
 178static void __init ks8695_add_device_watchdog(void)
 179{
 180        platform_device_register(&ks8695_wdt_device);
 181}
 182
 183
 184/* --------------------------------------------------------------------
 185 *  LEDs
 186 * -------------------------------------------------------------------- */
 187
 188#if defined(CONFIG_LEDS)
 189short ks8695_leds_cpu = -1;
 190short ks8695_leds_timer = -1;
 191
 192void __init ks8695_init_leds(u8 cpu_led, u8 timer_led)
 193{
 194        /* Enable GPIO to access the LEDs */
 195        gpio_direction_output(cpu_led, 1);
 196        gpio_direction_output(timer_led, 1);
 197
 198        ks8695_leds_cpu   = cpu_led;
 199        ks8695_leds_timer = timer_led;
 200}
 201#else
 202void __init ks8695_init_leds(u8 cpu_led, u8 timer_led) {}
 203#endif
 204
 205/* -------------------------------------------------------------------- */
 206
 207/*
 208 * These devices are always present and don't need any board-specific
 209 * setup.
 210 */
 211static int __init ks8695_add_standard_devices(void)
 212{
 213        ks8695_add_device_watchdog();
 214        return 0;
 215}
 216
 217arch_initcall(ks8695_add_standard_devices);
 218