arch/sh/kernel/cpu/sh2/setup-sh7619.c

   1 /*
   2  * SH7619 Setup
   3  *
   4  *  Copyright (C) 2006  Yoshinori Sato
   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/platform_device.h>
  11 #include <linux/init.h>
  12 #include <linux/serial.h>
  13 #include <linux/serial_sci.h>
  14
  15 enum {
  16         UNUSED = 0,
  17
  18         /* interrupt sources */
  19         IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
  20         WDT, EDMAC, CMT0, CMT1,
  21         SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI,
  22         SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI,
  23         SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI,
  24         HIF_HIFI, HIF_HIFBI,
  25         DMAC0, DMAC1, DMAC2, DMAC3,
  26         SIOF,
  27
  28         /* interrupt groups */
  29         SCIF0, SCIF1, SCIF2,
  30 };
  31
  32 static struct intc_vect vectors[] __initdata = {
  33         INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65),
  34         INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67),
  35         INTC_IRQ(IRQ4, 80), INTC_IRQ(IRQ5, 81),
  36         INTC_IRQ(IRQ6, 82), INTC_IRQ(IRQ7, 83),
  37         INTC_IRQ(WDT, 84), INTC_IRQ(EDMAC, 85),
  38         INTC_IRQ(CMT0, 86), INTC_IRQ(CMT1, 87),
  39         INTC_IRQ(SCIF0_ERI, 88), INTC_IRQ(SCIF0_RXI, 89),
  40         INTC_IRQ(SCIF0_BRI, 90), INTC_IRQ(SCIF0_TXI, 91),
  41         INTC_IRQ(SCIF1_ERI, 92), INTC_IRQ(SCIF1_RXI, 93),
  42         INTC_IRQ(SCIF1_BRI, 94), INTC_IRQ(SCIF1_TXI, 95),
  43         INTC_IRQ(SCIF2_ERI, 96), INTC_IRQ(SCIF2_RXI, 97),
  44         INTC_IRQ(SCIF2_BRI, 98), INTC_IRQ(SCIF2_TXI, 99),
  45         INTC_IRQ(HIF_HIFI, 100), INTC_IRQ(HIF_HIFBI, 101),
  46         INTC_IRQ(DMAC0, 104), INTC_IRQ(DMAC1, 105),
  47         INTC_IRQ(DMAC2, 106), INTC_IRQ(DMAC3, 107),
  48         INTC_IRQ(SIOF, 108),
  49 };
  50
  51 static struct intc_group groups[] __initdata = {
  52         INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI),
  53         INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI),
  54         INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI),
  55 };
  56
  57 static struct intc_prio_reg prio_registers[] __initdata = {
  58         { 0xf8140006, 0, 16, 4, /* IPRA */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
  59         { 0xf8140008, 0, 16, 4, /* IPRB */ { IRQ4, IRQ5, IRQ6, IRQ7 } },
  60         { 0xf8080000, 0, 16, 4, /* IPRC */ { WDT, EDMAC, CMT0, CMT1 } },
  61         { 0xf8080002, 0, 16, 4, /* IPRD */ { SCIF0, SCIF1, SCIF2 } },
  62         { 0xf8080004, 0, 16, 4, /* IPRE */ { HIF_HIFI, HIF_HIFBI } },
  63         { 0xf8080006, 0, 16, 4, /* IPRF */ { DMAC0, DMAC1, DMAC2, DMAC3 } },
  64         { 0xf8080008, 0, 16, 4, /* IPRG */ { SIOF } },
  65 };
  66
  67 static DECLARE_INTC_DESC(intc_desc, "sh7619", vectors, groups,
  68                          NULL, prio_registers, NULL);
  69
  70 static struct plat_sci_port sci_platform_data[] = {
  71         {
  72                 .mapbase        = 0xf8400000,
  73                 .flags          = UPF_BOOT_AUTOCONF,
  74                 .type           = PORT_SCIF,
  75                 .irqs           =  { 88, 89, 91, 90},
  76         }, {
  77                 .mapbase        = 0xf8410000,
  78                 .flags          = UPF_BOOT_AUTOCONF,
  79                 .type           = PORT_SCIF,
  80                 .irqs           =  { 92, 93, 95, 94},
  81         }, {
  82                 .mapbase        = 0xf8420000,
  83                 .flags          = UPF_BOOT_AUTOCONF,
  84                 .type           = PORT_SCIF,
  85                 .irqs           =  { 96, 97, 99, 98},
  86         }, {
  87                 .flags = 0,
  88         }
  89 };
  90
  91 static struct platform_device sci_device = {
  92         .name           = "sh-sci",
  93         .id             = -1,
  94         .dev            = {
  95                 .platform_data  = sci_platform_data,
  96         },
  97 };
  98
  99 static struct platform_device *sh7619_devices[] __initdata = {
 100         &sci_device,
 101 };
 102
 103 static int __init sh7619_devices_setup(void)
 104 {
 105         return platform_add_devices(sh7619_devices,
 106                                     ARRAY_SIZE(sh7619_devices));
 107 }
 108 __initcall(sh7619_devices_setup);
 109
 110 void __init plat_irq_setup(void)
 111 {
 112         register_intc_controller(&intc_desc);
 113 }