arch/sh/boards/mach-se/770x/setup.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * linux/arch/sh/boards/se/770x/setup.c
   4  *
   5  * Copyright (C) 2000  Kazumoto Kojima
   6  *
   7  * Hitachi SolutionEngine Support.
   8  *
   9  */
  10 #include <linux/init.h>
  11 #include <linux/platform_device.h>
  12 #include <mach-se/mach/se.h>
  13 #include <mach-se/mach/mrshpc.h>
  14 #include <asm/machvec.h>
  15 #include <asm/io.h>
  16 #include <asm/smc37c93x.h>
  17 #include <asm/heartbeat.h>
  18
  19 /*
  20  * Configure the Super I/O chip
  21  */
  22 static void __init smsc_config(int index, int data)
  23 {
  24         outb_p(index, INDEX_PORT);
  25         outb_p(data, DATA_PORT);
  26 }
  27
  28 /* XXX: Another candidate for a more generic cchip machine vector */
  29 static void __init smsc_setup(char **cmdline_p)
  30 {
  31         outb_p(CONFIG_ENTER, CONFIG_PORT);
  32         outb_p(CONFIG_ENTER, CONFIG_PORT);
  33
  34         /* FDC */
  35         smsc_config(CURRENT_LDN_INDEX, LDN_FDC);
  36         smsc_config(ACTIVATE_INDEX, 0x01);
  37         smsc_config(IRQ_SELECT_INDEX, 6); /* IRQ6 */
  38
  39         /* AUXIO (GPIO): to use IDE1 */
  40         smsc_config(CURRENT_LDN_INDEX, LDN_AUXIO);
  41         smsc_config(GPIO46_INDEX, 0x00); /* nIOROP */
  42         smsc_config(GPIO47_INDEX, 0x00); /* nIOWOP */
  43
  44         /* COM1 */
  45         smsc_config(CURRENT_LDN_INDEX, LDN_COM1);
  46         smsc_config(ACTIVATE_INDEX, 0x01);
  47         smsc_config(IO_BASE_HI_INDEX, 0x03);
  48         smsc_config(IO_BASE_LO_INDEX, 0xf8);
  49         smsc_config(IRQ_SELECT_INDEX, 4); /* IRQ4 */
  50
  51         /* COM2 */
  52         smsc_config(CURRENT_LDN_INDEX, LDN_COM2);
  53         smsc_config(ACTIVATE_INDEX, 0x01);
  54         smsc_config(IO_BASE_HI_INDEX, 0x02);
  55         smsc_config(IO_BASE_LO_INDEX, 0xf8);
  56         smsc_config(IRQ_SELECT_INDEX, 3); /* IRQ3 */
  57
  58         /* RTC */
  59         smsc_config(CURRENT_LDN_INDEX, LDN_RTC);
  60         smsc_config(ACTIVATE_INDEX, 0x01);
  61         smsc_config(IRQ_SELECT_INDEX, 8); /* IRQ8 */
  62
  63         /* XXX: PARPORT, KBD, and MOUSE will come here... */
  64         outb_p(CONFIG_EXIT, CONFIG_PORT);
  65 }
  66
  67
  68 static struct resource cf_ide_resources[] = {
  69         [0] = {
  70                 .start  = PA_MRSHPC_IO + 0x1f0,
  71                 .end    = PA_MRSHPC_IO + 0x1f0 + 8,
  72                 .flags  = IORESOURCE_MEM,
  73         },
  74         [1] = {
  75                 .start  = PA_MRSHPC_IO + 0x1f0 + 0x206,
  76                 .end    = PA_MRSHPC_IO + 0x1f0 + 8 + 0x206 + 8,
  77                 .flags  = IORESOURCE_MEM,
  78         },
  79         [2] = {
  80                 .start  = IRQ_CFCARD,
  81                 .flags  = IORESOURCE_IRQ,
  82         },
  83 };
  84
  85 static struct platform_device cf_ide_device  = {
  86         .name           = "pata_platform",
  87         .id             = -1,
  88         .num_resources  = ARRAY_SIZE(cf_ide_resources),
  89         .resource       = cf_ide_resources,
  90 };
  91
  92 static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
  93
  94 static struct heartbeat_data heartbeat_data = {
  95         .bit_pos        = heartbeat_bit_pos,
  96         .nr_bits        = ARRAY_SIZE(heartbeat_bit_pos),
  97 };
  98
  99 static struct resource heartbeat_resource = {
 100         .start  = PA_LED,
 101         .end    = PA_LED,
 102         .flags  = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
 103 };
 104
 105 static struct platform_device heartbeat_device = {
 106         .name           = "heartbeat",
 107         .id             = -1,
 108         .dev    = {
 109                 .platform_data  = &heartbeat_data,
 110         },
 111         .num_resources  = 1,
 112         .resource       = &heartbeat_resource,
 113 };
 114
 115 #if defined(CONFIG_CPU_SUBTYPE_SH7710) ||\
 116         defined(CONFIG_CPU_SUBTYPE_SH7712)
 117 /* SH771X Ethernet driver */
 118 static struct resource sh_eth0_resources[] = {
 119         [0] = {
 120                 .start = SH_ETH0_BASE,
 121                 .end = SH_ETH0_BASE + 0x1B8,
 122                 .flags = IORESOURCE_MEM,
 123         },
 124         [1] = {
 125                 .start = SH_ETH0_IRQ,
 126                 .end = SH_ETH0_IRQ,
 127                 .flags = IORESOURCE_IRQ,
 128         },
 129 };
 130
 131 static struct platform_device sh_eth0_device = {
 132         .name = "sh771x-ether",
 133         .id = 0,
 134         .dev = {
 135                 .platform_data = PHY_ID,
 136         },
 137         .num_resources = ARRAY_SIZE(sh_eth0_resources),
 138         .resource = sh_eth0_resources,
 139 };
 140
 141 static struct resource sh_eth1_resources[] = {
 142         [0] = {
 143                 .start = SH_ETH1_BASE,
 144                 .end = SH_ETH1_BASE + 0x1B8,
 145                 .flags = IORESOURCE_MEM,
 146         },
 147         [1] = {
 148                 .start = SH_ETH1_IRQ,
 149                 .end = SH_ETH1_IRQ,
 150                 .flags = IORESOURCE_IRQ,
 151         },
 152 };
 153
 154 static struct platform_device sh_eth1_device = {
 155         .name = "sh771x-ether",
 156         .id = 1,
 157         .dev = {
 158                 .platform_data = PHY_ID,
 159         },
 160         .num_resources = ARRAY_SIZE(sh_eth1_resources),
 161         .resource = sh_eth1_resources,
 162 };
 163 #endif
 164
 165 static struct platform_device *se_devices[] __initdata = {
 166         &heartbeat_device,
 167         &cf_ide_device,
 168 #if defined(CONFIG_CPU_SUBTYPE_SH7710) ||\
 169         defined(CONFIG_CPU_SUBTYPE_SH7712)
 170         &sh_eth0_device,
 171         &sh_eth1_device,
 172 #endif
 173 };
 174
 175 static int __init se_devices_setup(void)
 176 {
 177         mrshpc_setup_windows();
 178         return platform_add_devices(se_devices, ARRAY_SIZE(se_devices));
 179 }
 180 device_initcall(se_devices_setup);
 181
 182 /*
 183  * The Machine Vector
 184  */
 185 static struct sh_machine_vector mv_se __initmv = {
 186         .mv_name                = "SolutionEngine",
 187         .mv_setup               = smsc_setup,
 188         .mv_init_irq            = init_se_IRQ,
 189 };