arch/sh/boards/renesas/migor/setup.c

   1 /*
   2  * Renesas System Solutions Asia Pte. Ltd - Migo-R
   3  *
   4  * Copyright (C) 2008 Magnus Damm
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive
   8  * for more details.
   9  */
  10 #include <linux/init.h>
  11 #include <linux/platform_device.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/input.h>
  14 #include <asm/machvec.h>
  15 #include <asm/io.h>
  16 #include <asm/sh_keysc.h>
  17
  18 /* Address     IRQ  Size  Bus  Description
  19  * 0x00000000       64MB  16   NOR Flash (SP29PL256N)
  20  * 0x0c000000       64MB  64   SDRAM (2xK4M563233G)
  21  * 0x10000000  IRQ0       16   Ethernet (SMC91C111)
  22  * 0x14000000  IRQ4       16   USB 2.0 Host Controller (M66596)
  23  * 0x18000000       8GB    8   NAND Flash (K9K8G08U0A)
  24  */
  25
  26 static struct resource smc91x_eth_resources[] = {
  27         [0] = {
  28                 .name   = "smc91x-regs" ,
  29                 .start  = P2SEGADDR(0x10000300),
  30                 .end    = P2SEGADDR(0x1000030f),
  31                 .flags  = IORESOURCE_MEM,
  32         },
  33         [1] = {
  34                 .start  = 32, /* IRQ0 */
  35                 .flags  = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH,
  36         },
  37 };
  38
  39 static struct platform_device smc91x_eth_device = {
  40         .name           = "smc91x",
  41         .num_resources  = ARRAY_SIZE(smc91x_eth_resources),
  42         .resource       = smc91x_eth_resources,
  43 };
  44
  45 static struct sh_keysc_info sh_keysc_info = {
  46         .mode = SH_KEYSC_MODE_2, /* KEYOUT0->4, KEYIN1->5 */
  47         .scan_timing = 3,
  48         .delay = 5,
  49         .keycodes = {
  50                 0, KEY_UP, KEY_DOWN, KEY_LEFT, KEY_RIGHT, KEY_ENTER,
  51                 0, KEY_F, KEY_C, KEY_D, KEY_H, KEY_1,
  52                 0, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6,
  53                 0, KEY_7, KEY_8, KEY_9, KEY_S, KEY_0,
  54                 0, KEY_P, KEY_STOP, KEY_REWIND, KEY_PLAY, KEY_FASTFORWARD,
  55         },
  56 };
  57
  58 static struct resource sh_keysc_resources[] = {
  59         [0] = {
  60                 .start  = 0x044b0000,
  61                 .end    = 0x044b000f,
  62                 .flags  = IORESOURCE_MEM,
  63         },
  64         [1] = {
  65                 .start  = 79,
  66                 .flags  = IORESOURCE_IRQ,
  67         },
  68 };
  69
  70 static struct platform_device sh_keysc_device = {
  71         .name           = "sh_keysc",
  72         .num_resources  = ARRAY_SIZE(sh_keysc_resources),
  73         .resource       = sh_keysc_resources,
  74         .dev    = {
  75                 .platform_data  = &sh_keysc_info,
  76         },
  77 };
  78
  79 static struct platform_device *migor_devices[] __initdata = {
  80         &smc91x_eth_device,
  81         &sh_keysc_device,
  82 };
  83
  84 static int __init migor_devices_setup(void)
  85 {
  86         return platform_add_devices(migor_devices, ARRAY_SIZE(migor_devices));
  87 }
  88 __initcall(migor_devices_setup);
  89
  90 #define PORT_PJCR       0xA4050110UL
  91 #define PORT_PSELA      0xA405014EUL
  92 #define PORT_PYCR       0xA405014AUL
  93 #define PORT_PZCR       0xA405014CUL
  94 #define PORT_HIZCRA     0xA4050158UL
  95 #define PORT_HIZCRC     0xA405015CUL
  96 #define MSTPCR2         0xA4150038UL
  97
  98 static void __init migor_setup(char **cmdline_p)
  99 {
 100         /* SMC91C111 - Enable IRQ0 */
 101         ctrl_outw(ctrl_inw(PORT_PJCR) & ~0x0003, PORT_PJCR);
 102
 103         /* KEYSC */
 104         ctrl_outw(ctrl_inw(PORT_PYCR) & ~0x0fff, PORT_PYCR);
 105         ctrl_outw(ctrl_inw(PORT_PZCR) & ~0x0ff0, PORT_PZCR);
 106         ctrl_outw(ctrl_inw(PORT_PSELA) & ~0x4100, PORT_PSELA);
 107         ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x4000, PORT_HIZCRA);
 108         ctrl_outw(ctrl_inw(PORT_HIZCRC) & ~0xc000, PORT_HIZCRC);
 109         ctrl_outl(ctrl_inl(MSTPCR2) & ~0x00004000, MSTPCR2);
 110 }
 111
 112 static struct sh_machine_vector mv_migor __initmv = {
 113         .mv_name                = "Migo-R",
 114         .mv_setup               = migor_setup,
 115 };