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 <linux/sh_eth.h>
  13 #include <mach-se/mach/se.h>
  14 #include <mach-se/mach/mrshpc.h>
  15 #include <asm/machvec.h>
  16 #include <asm/io.h>
  17 #include <asm/smc37c93x.h>
  18 #include <asm/heartbeat.h>
  19
  20 /*
  21  * Configure the Super I/O chip
  22  */
  23 static void __init smsc_config(int index, int data)
  24 {
  25         outb_p(index, INDEX_PORT);
  26         outb_p(data, DATA_PORT);
  27 }
  28
  29 /* XXX: Another candidate for a more generic cchip machine vector */
  30 static void __init smsc_setup(char **cmdline_p)
  31 {
  32         outb_p(CONFIG_ENTER, CONFIG_PORT);
  33         outb_p(CONFIG_ENTER, CONFIG_PORT);
  34
  35         /* FDC */
  36         smsc_config(CURRENT_LDN_INDEX, LDN_FDC);
  37         smsc_config(ACTIVATE_INDEX, 0x01);
  38         smsc_config(IRQ_SELECT_INDEX, 6); /* IRQ6 */
  39
  40         /* AUXIO (GPIO): to use IDE1 */
  41         smsc_config(CURRENT_LDN_INDEX, LDN_AUXIO);
  42         smsc_config(GPIO46_INDEX, 0x00); /* nIOROP */
  43         smsc_config(GPIO47_INDEX, 0x00); /* nIOWOP */
  44
  45         /* COM1 */
  46         smsc_config(CURRENT_LDN_INDEX, LDN_COM1);
  47         smsc_config(ACTIVATE_INDEX, 0x01);
  48         smsc_config(IO_BASE_HI_INDEX, 0x03);
  49         smsc_config(IO_BASE_LO_INDEX, 0xf8);
  50         smsc_config(IRQ_SELECT_INDEX, 4); /* IRQ4 */
  51
  52         /* COM2 */
  53         smsc_config(CURRENT_LDN_INDEX, LDN_COM2);
  54         smsc_config(ACTIVATE_INDEX, 0x01);
  55         smsc_config(IO_BASE_HI_INDEX, 0x02);
  56         smsc_config(IO_BASE_LO_INDEX, 0xf8);
  57         smsc_config(IRQ_SELECT_INDEX, 3); /* IRQ3 */
  58
  59         /* RTC */
  60         smsc_config(CURRENT_LDN_INDEX, LDN_RTC);
  61         smsc_config(ACTIVATE_INDEX, 0x01);
  62         smsc_config(IRQ_SELECT_INDEX, 8); /* IRQ8 */
  63
  64         /* XXX: PARPORT, KBD, and MOUSE will come here... */
  65         outb_p(CONFIG_EXIT, CONFIG_PORT);
  66 }
  67
  68
  69 static struct resource cf_ide_resources[] = {
  70         [0] = {
  71                 .start  = PA_MRSHPC_IO + 0x1f0,
  72                 .end    = PA_MRSHPC_IO + 0x1f0 + 8,
  73                 .flags  = IORESOURCE_MEM,
  74         },
  75         [1] = {
  76                 .start  = PA_MRSHPC_IO + 0x1f0 + 0x206,
  77                 .end    = PA_MRSHPC_IO + 0x1f0 + 8 + 0x206 + 8,
  78                 .flags  = IORESOURCE_MEM,
  79         },
  80         [2] = {
  81                 .start  = IRQ_CFCARD,
  82                 .flags  = IORESOURCE_IRQ,
  83         },
  84 };
  85
  86 static struct platform_device cf_ide_device  = {
  87         .name           = "pata_platform",
  88         .id             = -1,
  89         .num_resources  = ARRAY_SIZE(cf_ide_resources),
  90         .resource       = cf_ide_resources,
  91 };
  92
  93 static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
  94
  95 static struct heartbeat_data heartbeat_data = {
  96         .bit_pos        = heartbeat_bit_pos,
  97         .nr_bits        = ARRAY_SIZE(heartbeat_bit_pos),
  98 };
  99
 100 static struct resource heartbeat_resource = {
 101         .start  = PA_LED,
 102         .end    = PA_LED,
 103         .flags  = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
 104 };
 105
 106 static struct platform_device heartbeat_device = {
 107         .name           = "heartbeat",
 108         .id             = -1,
 109         .dev    = {
 110                 .platform_data  = &heartbeat_data,
 111         },
 112         .num_resources  = 1,
 113         .resource       = &heartbeat_resource,
 114 };
 115
 116 #if defined(CONFIG_CPU_SUBTYPE_SH7710) ||\
 117         defined(CONFIG_CPU_SUBTYPE_SH7712)
 118 /* SH771X Ethernet driver */
 119 static struct sh_eth_plat_data sh_eth_plat = {
 120         .phy = PHY_ID,
 121         .phy_interface = PHY_INTERFACE_MODE_MII,
 122 };
 123
 124 static struct resource sh_eth0_resources[] = {
 125         [0] = {
 126                 .start = SH_ETH0_BASE,
 127                 .end = SH_ETH0_BASE + 0x1B8 - 1,
 128                 .flags = IORESOURCE_MEM,
 129         },
 130         [1] = {
 131                 .start = SH_TSU_BASE,
 132                 .end = SH_TSU_BASE + 0x200 - 1,
 133                 .flags = IORESOURCE_MEM,
 134         },
 135         [2] = {
 136                 .start = SH_ETH0_IRQ,
 137                 .end = SH_ETH0_IRQ,
 138                 .flags = IORESOURCE_IRQ,
 139         },
 140 };
 141
 142 static struct platform_device sh_eth0_device = {
 143         .name = "sh771x-ether",
 144         .id = 0,
 145         .dev = {
 146                 .platform_data = &sh_eth_plat,
 147         },
 148         .num_resources = ARRAY_SIZE(sh_eth0_resources),
 149         .resource = sh_eth0_resources,
 150 };
 151
 152 static struct resource sh_eth1_resources[] = {
 153         [0] = {
 154                 .start = SH_ETH1_BASE,
 155                 .end = SH_ETH1_BASE + 0x1B8 - 1,
 156                 .flags = IORESOURCE_MEM,
 157         },
 158         [1] = {
 159                 .start = SH_TSU_BASE,
 160                 .end = SH_TSU_BASE + 0x200 - 1,
 161                 .flags = IORESOURCE_MEM,
 162         },
 163         [2] = {
 164                 .start = SH_ETH1_IRQ,
 165                 .end = SH_ETH1_IRQ,
 166                 .flags = IORESOURCE_IRQ,
 167         },
 168 };
 169
 170 static struct platform_device sh_eth1_device = {
 171         .name = "sh771x-ether",
 172         .id = 1,
 173         .dev = {
 174                 .platform_data = &sh_eth_plat,
 175         },
 176         .num_resources = ARRAY_SIZE(sh_eth1_resources),
 177         .resource = sh_eth1_resources,
 178 };
 179 #endif
 180
 181 static struct platform_device *se_devices[] __initdata = {
 182         &heartbeat_device,
 183         &cf_ide_device,
 184 #if defined(CONFIG_CPU_SUBTYPE_SH7710) ||\
 185         defined(CONFIG_CPU_SUBTYPE_SH7712)
 186         &sh_eth0_device,
 187         &sh_eth1_device,
 188 #endif
 189 };
 190
 191 static int __init se_devices_setup(void)
 192 {
 193         mrshpc_setup_windows();
 194         return platform_add_devices(se_devices, ARRAY_SIZE(se_devices));
 195 }
 196 device_initcall(se_devices_setup);
 197
 198 /*
 199  * The Machine Vector
 200  */
 201 static struct sh_machine_vector mv_se __initmv = {
 202         .mv_name                = "SolutionEngine",
 203         .mv_setup               = smsc_setup,
 204         .mv_init_irq            = init_se_IRQ,
 205 };