release/src-rt-6.x.4708/linux/linux-2.6.36/arch/sh/boards/mach-se/7722/setup.c

   1 /*
   2  * linux/arch/sh/boards/se/7722/setup.c
   3  *
   4  * Copyright (C) 2007 Nobuhiro Iwamatsu
   5  *
   6  * Hitachi UL SolutionEngine 7722 Support.
   7  *
   8  * This file is subject to the terms and conditions of the GNU General Public
   9  * License.  See the file "COPYING" in the main directory of this archive
  10  * for more details.
  11  *
  12  */
  13 #include <linux/init.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/ata_platform.h>
  16 #include <linux/input.h>
  17 #include <linux/input/sh_keysc.h>
  18 #include <linux/smc91x.h>
  19 #include <mach-se/mach/se7722.h>
  20 #include <mach-se/mach/mrshpc.h>
  21 #include <asm/machvec.h>
  22 #include <asm/clock.h>
  23 #include <asm/io.h>
  24 #include <asm/heartbeat.h>
  25 #include <cpu/sh7722.h>
  26
  27 /* Heartbeat */
  28 static struct resource heartbeat_resource = {
  29         .start  = PA_LED,
  30         .end    = PA_LED,
  31         .flags  = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
  32 };
  33
  34 static struct platform_device heartbeat_device = {
  35         .name           = "heartbeat",
  36         .id             = -1,
  37         .num_resources  = 1,
  38         .resource       = &heartbeat_resource,
  39 };
  40
  41 /* SMC91x */
  42 static struct smc91x_platdata smc91x_info = {
  43         .flags = SMC91X_USE_16BIT,
  44 };
  45
  46 static struct resource smc91x_eth_resources[] = {
  47         [0] = {
  48                 .name   = "smc91x-regs" ,
  49                 .start  = PA_LAN + 0x300,
  50                 .end    = PA_LAN + 0x300 + 0x10 ,
  51                 .flags  = IORESOURCE_MEM,
  52         },
  53         [1] = {
  54                 /* Filled in later */
  55                 .flags  = IORESOURCE_IRQ,
  56         },
  57 };
  58
  59 static struct platform_device smc91x_eth_device = {
  60         .name           = "smc91x",
  61         .id             = 0,
  62         .dev = {
  63                 .dma_mask               = NULL,         /* don't use dma */
  64                 .coherent_dma_mask      = 0xffffffff,
  65                 .platform_data  = &smc91x_info,
  66         },
  67         .num_resources  = ARRAY_SIZE(smc91x_eth_resources),
  68         .resource       = smc91x_eth_resources,
  69 };
  70
  71 static struct resource cf_ide_resources[] = {
  72         [0] = {
  73                 .start  = PA_MRSHPC_IO + 0x1f0,
  74                 .end    = PA_MRSHPC_IO + 0x1f0 + 8 ,
  75                 .flags  = IORESOURCE_IO,
  76         },
  77         [1] = {
  78                 .start  = PA_MRSHPC_IO + 0x1f0 + 0x206,
  79                 .end    = PA_MRSHPC_IO + 0x1f0 +8 + 0x206 + 8,
  80                 .flags  = IORESOURCE_IO,
  81         },
  82         [2] = {
  83                 /* Filled in later */
  84                 .flags  = IORESOURCE_IRQ,
  85         },
  86 };
  87
  88 static struct platform_device cf_ide_device  = {
  89         .name           = "pata_platform",
  90         .id             = -1,
  91         .num_resources  = ARRAY_SIZE(cf_ide_resources),
  92         .resource       = cf_ide_resources,
  93 };
  94
  95 static struct sh_keysc_info sh_keysc_info = {
  96         .mode = SH_KEYSC_MODE_1, /* KEYOUT0->5, KEYIN0->4 */
  97         .scan_timing = 3,
  98         .delay = 5,
  99         .keycodes = { /* SW1 -> SW30 */
 100                 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
 101                 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
 102                 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
 103                 KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T,
 104                 KEY_U, KEY_V, KEY_W, KEY_X, KEY_Y,
 105                 KEY_Z,
 106                 KEY_HOME, KEY_SLEEP, KEY_WAKEUP, KEY_COFFEE, /* life */
 107         },
 108 };
 109
 110 static struct resource sh_keysc_resources[] = {
 111         [0] = {
 112                 .start  = 0x044b0000,
 113                 .end    = 0x044b000f,
 114                 .flags  = IORESOURCE_MEM,
 115         },
 116         [1] = {
 117                 .start  = 79,
 118                 .flags  = IORESOURCE_IRQ,
 119         },
 120 };
 121
 122 static struct platform_device sh_keysc_device = {
 123         .name           = "sh_keysc",
 124         .id             = 0, /* "keysc0" clock */
 125         .num_resources  = ARRAY_SIZE(sh_keysc_resources),
 126         .resource       = sh_keysc_resources,
 127         .dev    = {
 128                 .platform_data  = &sh_keysc_info,
 129         },
 130         .archdata = {
 131                 .hwblk_id = HWBLK_KEYSC,
 132         },
 133 };
 134
 135 static struct platform_device *se7722_devices[] __initdata = {
 136         &heartbeat_device,
 137         &smc91x_eth_device,
 138         &cf_ide_device,
 139         &sh_keysc_device,
 140 };
 141
 142 static int __init se7722_devices_setup(void)
 143 {
 144         mrshpc_setup_windows();
 145
 146         /* Wire-up dynamic vectors */
 147         cf_ide_resources[2].start = cf_ide_resources[2].end =
 148                 se7722_fpga_irq[SE7722_FPGA_IRQ_MRSHPC0];
 149
 150         smc91x_eth_resources[1].start = smc91x_eth_resources[1].end =
 151                 se7722_fpga_irq[SE7722_FPGA_IRQ_SMC];
 152
 153         return platform_add_devices(se7722_devices, ARRAY_SIZE(se7722_devices));
 154 }
 155 device_initcall(se7722_devices_setup);
 156
 157 static void __init se7722_setup(char **cmdline_p)
 158 {
 159         __raw_writew(0x010D, FPGA_OUT);    /* FPGA */
 160
 161         __raw_writew(0x0000, PORT_PECR);   /* PORT E 1 = IRQ5 ,E 0 = BS */
 162         __raw_writew(0x1000, PORT_PJCR);   /* PORT J 1 = IRQ1,J 0 =IRQ0 */
 163
 164         /* LCDC I/O */
 165         __raw_writew(0x0020, PORT_PSELD);
 166
 167         /* SIOF1*/
 168         __raw_writew(0x0003, PORT_PSELB);
 169         __raw_writew(0xe000, PORT_PSELC);
 170         __raw_writew(0x0000, PORT_PKCR);
 171
 172         /* LCDC */
 173         __raw_writew(0x4020, PORT_PHCR);
 174         __raw_writew(0x0000, PORT_PLCR);
 175         __raw_writew(0x0000, PORT_PMCR);
 176         __raw_writew(0x0002, PORT_PRCR);
 177         __raw_writew(0x0000, PORT_PXCR);   /* LCDC,CS6A */
 178
 179         /* KEYSC */
 180         __raw_writew(0x0A10, PORT_PSELA); /* BS,SHHID2 */
 181         __raw_writew(0x0000, PORT_PYCR);
 182         __raw_writew(0x0000, PORT_PZCR);
 183         __raw_writew(__raw_readw(PORT_HIZCRA) & ~0x4000, PORT_HIZCRA);
 184         __raw_writew(__raw_readw(PORT_HIZCRC) & ~0xc000, PORT_HIZCRC);
 185 }
 186
 187 /*
 188  * The Machine Vector
 189  */
 190 static struct sh_machine_vector mv_se7722 __initmv = {
 191         .mv_name                = "Solution Engine 7722" ,
 192         .mv_setup               = se7722_setup ,
 193         .mv_init_irq            = init_se7722_IRQ,
 194 };