arch/sh/kernel/cpu/sh3/setup-sh7705.c

   1 /*
   2  * SH7705 Setup
   3  *
   4  *  Copyright (C) 2006, 2007  Paul Mundt
   5  *  Copyright (C) 2007  Nobuhiro Iwamatsu
   6  *
   7  * This file is subject to the terms and conditions of the GNU General Public
   8  * License.  See the file "COPYING" in the main directory of this archive
   9  * for more details.
  10  */
  11 #include <linux/platform_device.h>
  12 #include <linux/init.h>
  13 #include <linux/irq.h>
  14 #include <linux/serial.h>
  15 <<<<<<< HEAD:arch/sh/kernel/cpu/sh3/setup-sh7705.c
  16 #include <asm/sci.h>
  17 =======
  18 #include <linux/serial_sci.h>
  19 >>>>>>> 264e3e889d86e552b4191d69bb60f4f3b383135a:arch/sh/kernel/cpu/sh3/setup-sh7705.c
  20 #include <asm/rtc.h>
  21
  22 enum {
  23         UNUSED = 0,
  24
  25         /* interrupt sources */
  26         IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5,
  27         PINT07, PINT815,
  28         DMAC_DEI0, DMAC_DEI1, DMAC_DEI2, DMAC_DEI3,
  29         SCIF0_ERI, SCIF0_RXI, SCIF0_TXI,
  30         SCIF2_ERI, SCIF2_RXI, SCIF2_TXI,
  31         ADC_ADI,
  32         USB_USI0, USB_USI1,
  33         TPU0, TPU1, TPU2, TPU3,
  34         TMU0, TMU1, TMU2_TUNI, TMU2_TICPI,
  35         RTC_ATI, RTC_PRI, RTC_CUI,
  36         WDT,
  37         REF_RCMI,
  38
  39         /* interrupt groups */
  40         RTC, TMU2, DMAC, USB, SCIF2, SCIF0,
  41 };
  42
  43 static struct intc_vect vectors[] __initdata = {
  44         INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0),
  45         INTC_VECT(PINT07, 0x700), INTC_VECT(PINT815, 0x720),
  46         INTC_VECT(DMAC_DEI0, 0x800), INTC_VECT(DMAC_DEI1, 0x820),
  47         INTC_VECT(DMAC_DEI2, 0x840), INTC_VECT(DMAC_DEI3, 0x860),
  48         INTC_VECT(SCIF0_ERI, 0x880), INTC_VECT(SCIF0_RXI, 0x8a0),
  49         INTC_VECT(SCIF0_TXI, 0x8e0),
  50         INTC_VECT(SCIF2_ERI, 0x900), INTC_VECT(SCIF2_RXI, 0x920),
  51         INTC_VECT(SCIF2_TXI, 0x960),
  52         INTC_VECT(ADC_ADI, 0x980),
  53         INTC_VECT(USB_USI0, 0xa20), INTC_VECT(USB_USI1, 0xa40),
  54         INTC_VECT(TPU0, 0xc00), INTC_VECT(TPU1, 0xc20),
  55         INTC_VECT(TPU3, 0xc80), INTC_VECT(TPU1, 0xca0),
  56         INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
  57         INTC_VECT(TMU2_TUNI, 0x440), INTC_VECT(TMU2_TICPI, 0x460),
  58         INTC_VECT(RTC_ATI, 0x480), INTC_VECT(RTC_PRI, 0x4a0),
  59         INTC_VECT(RTC_CUI, 0x4c0),
  60         INTC_VECT(WDT, 0x560),
  61         INTC_VECT(REF_RCMI, 0x580),
  62 };
  63
  64 static struct intc_group groups[] __initdata = {
  65         INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI),
  66         INTC_GROUP(TMU2, TMU2_TUNI, TMU2_TICPI),
  67         INTC_GROUP(DMAC, DMAC_DEI0, DMAC_DEI1, DMAC_DEI2, DMAC_DEI3),
  68         INTC_GROUP(USB, USB_USI0, USB_USI1),
  69         INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI),
  70         INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI),
  71 };
  72
  73 static struct intc_prio_reg prio_registers[] __initdata = {
  74         { 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
  75         { 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, 0, 0 } },
  76         { 0xa4000016, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
  77         { 0xa4000018, 0, 16, 4, /* IPRD */ { PINT07, PINT815, IRQ5, IRQ4 } },
  78         { 0xa400001a, 0, 16, 4, /* IPRE */ { DMAC, SCIF0, SCIF2, ADC_ADI } },
  79         { 0xa4080000, 0, 16, 4, /* IPRF */ { 0, 0, USB } },
  80         { 0xa4080002, 0, 16, 4, /* IPRG */ { TPU0, TPU1 } },
  81         { 0xa4080004, 0, 16, 4, /* IPRH */ { TPU2, TPU3 } },
  82
  83 };
  84
  85 static DECLARE_INTC_DESC(intc_desc, "sh7705", vectors, groups,
  86                          NULL, prio_registers, NULL);
  87
  88 static struct intc_vect vectors_irq[] __initdata = {
  89         INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620),
  90         INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660),
  91 };
  92
  93 static DECLARE_INTC_DESC(intc_desc_irq, "sh7705-irq", vectors_irq, NULL,
  94                          NULL, prio_registers, NULL);
  95
  96 static struct plat_sci_port sci_platform_data[] = {
  97         {
  98                 .mapbase        = 0xa4410000,
  99                 .flags          = UPF_BOOT_AUTOCONF,
 100                 .type           = PORT_SCIF,
 101                 .irqs           = { 56, 57, 59 },
 102         }, {
 103                 .mapbase        = 0xa4400000,
 104                 .flags          = UPF_BOOT_AUTOCONF,
 105                 .type           = PORT_SCIF,
 106                 .irqs           = { 52, 53, 55 },
 107         }, {
 108                 .flags = 0,
 109         }
 110 };
 111
 112 static struct platform_device sci_device = {
 113         .name           = "sh-sci",
 114         .id             = -1,
 115         .dev            = {
 116                 .platform_data  = sci_platform_data,
 117         },
 118 };
 119
 120 static struct resource rtc_resources[] = {
 121         [0] =   {
 122                 .start  = 0xfffffec0,
 123                 .end    = 0xfffffec0 + 0x1e,
 124                 .flags  = IORESOURCE_IO,
 125         },
 126         [1] =   {
 127                 .start  = 20,
 128                 .flags  = IORESOURCE_IRQ,
 129         },
 130         [2] =   {
 131                 .start  = 21,
 132                 .flags  = IORESOURCE_IRQ,
 133         },
 134         [3] =   {
 135                 .start  = 22,
 136                 .flags  = IORESOURCE_IRQ,
 137         },
 138 };
 139
 140 static struct sh_rtc_platform_info rtc_info = {
 141         .capabilities   = RTC_CAP_4_DIGIT_YEAR,
 142 };
 143
 144 static struct platform_device rtc_device = {
 145         .name           = "sh-rtc",
 146         .id             = -1,
 147         .num_resources  = ARRAY_SIZE(rtc_resources),
 148         .resource       = rtc_resources,
 149         .dev            = {
 150                 .platform_data = &rtc_info,
 151         },
 152 };
 153
 154 static struct platform_device *sh7705_devices[] __initdata = {
 155         &sci_device,
 156         &rtc_device,
 157 };
 158
 159 static int __init sh7705_devices_setup(void)
 160 {
 161         return platform_add_devices(sh7705_devices,
 162                                     ARRAY_SIZE(sh7705_devices));
 163 }
 164 __initcall(sh7705_devices_setup);
 165
 166 void __init plat_irq_setup_pins(int mode)
 167 {
 168         if (mode == IRQ_MODE_IRQ) {
 169                 register_intc_controller(&intc_desc_irq);
 170                 return;
 171         }
 172         BUG();
 173 }
 174
 175 void __init plat_irq_setup(void)
 176 {
 177         register_intc_controller(&intc_desc);
 178 }