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 <linux/sh_intc.h>
  20 #include <mach-se/mach/se7722.h>
  21 #include <mach-se/mach/mrshpc.h>
  22 #include <asm/machvec.h>
  23 #include <asm/clock.h>
  24 #include <asm/io.h>
  25 #include <asm/heartbeat.h>
  26 #include <cpu/sh7722.h>
  27
  28 /* Heartbeat */
  29 static struct resource heartbeat_resource = {
  30         .start  = PA_LED,
  31         .end    = PA_LED,
  32         .flags  = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
  33 };
  34
  35 static struct platform_device heartbeat_device = {
  36         .name           = "heartbeat",
  37         .id             = -1,
  38         .num_resources  = 1,
  39         .resource       = &heartbeat_resource,
  40 };
  41
  42 /* SMC91x */
  43 static struct smc91x_platdata smc91x_info = {
  44         .flags = SMC91X_USE_16BIT,
  45 };
  46
  47 static struct resource smc91x_eth_resources[] = {
  48         [0] = {
  49                 .name   = "smc91x-regs" ,
  50                 .start  = PA_LAN + 0x300,
  51                 .end    = PA_LAN + 0x300 + 0x10 ,
  52                 .flags  = IORESOURCE_MEM,
  53         },
  54         [1] = {
  55                 /* Filled in later */
  56                 .flags  = IORESOURCE_IRQ,
  57         },
  58 };
  59
  60 static struct platform_device smc91x_eth_device = {
  61         .name           = "smc91x",
  62         .id             = 0,
  63         .dev = {
  64                 .dma_mask               = NULL,         /* don't use dma */
  65                 .coherent_dma_mask      = 0xffffffff,
  66                 .platform_data  = &smc91x_info,
  67         },
  68         .num_resources  = ARRAY_SIZE(smc91x_eth_resources),
  69         .resource       = smc91x_eth_resources,
  70 };
  71
  72 static struct resource cf_ide_resources[] = {
  73         [0] = {
  74                 .start  = PA_MRSHPC_IO + 0x1f0,
  75                 .end    = PA_MRSHPC_IO + 0x1f0 + 8 ,
  76                 .flags  = IORESOURCE_IO,
  77         },
  78         [1] = {
  79                 .start  = PA_MRSHPC_IO + 0x1f0 + 0x206,
  80                 .end    = PA_MRSHPC_IO + 0x1f0 +8 + 0x206 + 8,
  81                 .flags  = IORESOURCE_IO,
  82         },
  83         [2] = {
  84                 /* Filled in later */
  85                 .flags  = IORESOURCE_IRQ,
  86         },
  87 };
  88
  89 static struct platform_device cf_ide_device  = {
  90         .name           = "pata_platform",
  91         .id             = -1,
  92         .num_resources  = ARRAY_SIZE(cf_ide_resources),
  93         .resource       = cf_ide_resources,
  94 };
  95
  96 static struct sh_keysc_info sh_keysc_info = {
  97         .mode = SH_KEYSC_MODE_1, /* KEYOUT0->5, KEYIN0->4 */
  98         .scan_timing = 3,
  99         .delay = 5,
 100         .keycodes = { /* SW1 -> SW30 */
 101                 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
 102                 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
 103                 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
 104                 KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T,
 105                 KEY_U, KEY_V, KEY_W, KEY_X, KEY_Y,
 106                 KEY_Z,
 107                 KEY_HOME, KEY_SLEEP, KEY_WAKEUP, KEY_COFFEE, /* life */
 108         },
 109 };
 110
 111 static struct resource sh_keysc_resources[] = {
 112         [0] = {
 113                 .start  = 0x044b0000,
 114                 .end    = 0x044b000f,
 115                 .flags  = IORESOURCE_MEM,
 116         },
 117         [1] = {
 118                 .start  = evt2irq(0xbe0),
 119                 .flags  = IORESOURCE_IRQ,
 120         },
 121 };
 122
 123 static struct platform_device sh_keysc_device = {
 124         .name           = "sh_keysc",
 125         .id             = 0, /* "keysc0" clock */
 126         .num_resources  = ARRAY_SIZE(sh_keysc_resources),
 127         .resource       = sh_keysc_resources,
 128         .dev    = {
 129                 .platform_data  = &sh_keysc_info,
 130         },
 131 };
 132
 133 static struct platform_device *se7722_devices[] __initdata = {
 134         &heartbeat_device,
 135         &smc91x_eth_device,
 136         &cf_ide_device,
 137         &sh_keysc_device,
 138 };
 139
 140 static int __init se7722_devices_setup(void)
 141 {
 142         mrshpc_setup_windows();
 143
 144         /* Wire-up dynamic vectors */
 145         cf_ide_resources[2].start = cf_ide_resources[2].end =
 146                 se7722_fpga_irq[SE7722_FPGA_IRQ_MRSHPC0];
 147
 148         smc91x_eth_resources[1].start = smc91x_eth_resources[1].end =
 149                 se7722_fpga_irq[SE7722_FPGA_IRQ_SMC];
 150
 151         return platform_add_devices(se7722_devices, ARRAY_SIZE(se7722_devices));
 152 }
 153 device_initcall(se7722_devices_setup);
 154
 155 static void __init se7722_setup(char **cmdline_p)
 156 {
 157         __raw_writew(0x010D, FPGA_OUT);    /* FPGA */
 158
 159         __raw_writew(0x0000, PORT_PECR);   /* PORT E 1 = IRQ5 ,E 0 = BS */
 160         __raw_writew(0x1000, PORT_PJCR);   /* PORT J 1 = IRQ1,J 0 =IRQ0 */
 161
 162         /* LCDC I/O */
 163         __raw_writew(0x0020, PORT_PSELD);
 164
 165         /* SIOF1*/
 166         __raw_writew(0x0003, PORT_PSELB);
 167         __raw_writew(0xe000, PORT_PSELC);
 168         __raw_writew(0x0000, PORT_PKCR);
 169
 170         /* LCDC */
 171         __raw_writew(0x4020, PORT_PHCR);
 172         __raw_writew(0x0000, PORT_PLCR);
 173         __raw_writew(0x0000, PORT_PMCR);
 174         __raw_writew(0x0002, PORT_PRCR);
 175         __raw_writew(0x0000, PORT_PXCR);   /* LCDC,CS6A */
 176
 177         /* KEYSC */
 178         __raw_writew(0x0A10, PORT_PSELA); /* BS,SHHID2 */
 179         __raw_writew(0x0000, PORT_PYCR);
 180         __raw_writew(0x0000, PORT_PZCR);
 181         __raw_writew(__raw_readw(PORT_HIZCRA) & ~0x4000, PORT_HIZCRA);
 182         __raw_writew(__raw_readw(PORT_HIZCRC) & ~0xc000, PORT_HIZCRC);
 183 }
 184
 185 /*
 186  * The Machine Vector
 187  */
 188 static struct sh_machine_vector mv_se7722 __initmv = {
 189         .mv_name                = "Solution Engine 7722" ,
 190         .mv_setup               = se7722_setup ,
 191         .mv_init_irq            = init_se7722_IRQ,
 192 };