root/arch/sh/kernel/cpu/sh3/setup-sh7710.c

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DEFINITIONS

This source file includes following definitions.
  1. sh7710_devices_setup
  2. plat_early_device_setup
  3. plat_irq_setup

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * SH3 Setup code for SH7710, SH7712
   4  *
   5  *  Copyright (C) 2006 - 2009  Paul Mundt
   6  *  Copyright (C) 2007  Nobuhiro Iwamatsu
   7  */
   8 #include <linux/platform_device.h>
   9 #include <linux/init.h>
  10 #include <linux/irq.h>
  11 #include <linux/serial.h>
  12 #include <linux/serial_sci.h>
  13 #include <linux/sh_timer.h>
  14 #include <linux/sh_intc.h>
  15 #include <asm/rtc.h>
  16 
  17 enum {
  18         UNUSED = 0,
  19 
  20         /* interrupt sources */
  21         IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5,
  22         DMAC1, SCIF0, SCIF1, DMAC2, IPSEC,
  23         EDMAC0, EDMAC1, EDMAC2,
  24         SIOF0, SIOF1,
  25 
  26         TMU0, TMU1, TMU2,
  27         RTC, WDT, REF,
  28 };
  29 
  30 static struct intc_vect vectors[] __initdata = {
  31         /* IRQ0->5 are handled in setup-sh3.c */
  32         INTC_VECT(DMAC1, 0x800), INTC_VECT(DMAC1, 0x820),
  33         INTC_VECT(DMAC1, 0x840), INTC_VECT(DMAC1, 0x860),
  34         INTC_VECT(SCIF0, 0x880), INTC_VECT(SCIF0, 0x8a0),
  35         INTC_VECT(SCIF0, 0x8c0), INTC_VECT(SCIF0, 0x8e0),
  36         INTC_VECT(SCIF1, 0x900), INTC_VECT(SCIF1, 0x920),
  37         INTC_VECT(SCIF1, 0x940), INTC_VECT(SCIF1, 0x960),
  38         INTC_VECT(DMAC2, 0xb80), INTC_VECT(DMAC2, 0xba0),
  39 #ifdef CONFIG_CPU_SUBTYPE_SH7710
  40         INTC_VECT(IPSEC, 0xbe0),
  41 #endif
  42         INTC_VECT(EDMAC0, 0xc00), INTC_VECT(EDMAC1, 0xc20),
  43         INTC_VECT(EDMAC2, 0xc40),
  44         INTC_VECT(SIOF0, 0xe00), INTC_VECT(SIOF0, 0xe20),
  45         INTC_VECT(SIOF0, 0xe40), INTC_VECT(SIOF0, 0xe60),
  46         INTC_VECT(SIOF1, 0xe80), INTC_VECT(SIOF1, 0xea0),
  47         INTC_VECT(SIOF1, 0xec0), INTC_VECT(SIOF1, 0xee0),
  48         INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
  49         INTC_VECT(TMU2, 0x440),
  50         INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0),
  51         INTC_VECT(RTC, 0x4c0),
  52         INTC_VECT(WDT, 0x560),
  53         INTC_VECT(REF, 0x580),
  54 };
  55 
  56 static struct intc_prio_reg prio_registers[] __initdata = {
  57         { 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
  58         { 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF, 0, 0 } },
  59         { 0xa4000016, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
  60         { 0xa4000018, 0, 16, 4, /* IPRD */ { 0, 0, IRQ5, IRQ4 } },
  61         { 0xa400001a, 0, 16, 4, /* IPRE */ { DMAC1, SCIF0, SCIF1 } },
  62         { 0xa4080000, 0, 16, 4, /* IPRF */ { IPSEC, DMAC2 } },
  63         { 0xa4080002, 0, 16, 4, /* IPRG */ { EDMAC0, EDMAC1, EDMAC2 } },
  64         { 0xa4080004, 0, 16, 4, /* IPRH */ { 0, 0, 0, SIOF0 } },
  65         { 0xa4080006, 0, 16, 4, /* IPRI */ { 0, 0, SIOF1 } },
  66 };
  67 
  68 static DECLARE_INTC_DESC(intc_desc, "sh7710", vectors, NULL,
  69                          NULL, prio_registers, NULL);
  70 
  71 static struct resource rtc_resources[] = {
  72         [0] =   {
  73                 .start  = 0xa413fec0,
  74                 .end    = 0xa413fec0 + 0x1e,
  75                 .flags  = IORESOURCE_IO,
  76         },
  77         [1] =   {
  78                 .start  = evt2irq(0x480),
  79                 .flags  = IORESOURCE_IRQ,
  80         },
  81 };
  82 
  83 static struct sh_rtc_platform_info rtc_info = {
  84         .capabilities   = RTC_CAP_4_DIGIT_YEAR,
  85 };
  86 
  87 static struct platform_device rtc_device = {
  88         .name           = "sh-rtc",
  89         .id             = -1,
  90         .num_resources  = ARRAY_SIZE(rtc_resources),
  91         .resource       = rtc_resources,
  92         .dev            = {
  93                 .platform_data = &rtc_info,
  94         },
  95 };
  96 
  97 static struct plat_sci_port scif0_platform_data = {
  98         .scscr          = SCSCR_REIE | SCSCR_CKE1,
  99         .type           = PORT_SCIF,
 100 };
 101 
 102 static struct resource scif0_resources[] = {
 103         DEFINE_RES_MEM(0xa4400000, 0x100),
 104         DEFINE_RES_IRQ(evt2irq(0x880)),
 105 };
 106 
 107 static struct platform_device scif0_device = {
 108         .name           = "sh-sci",
 109         .id             = 0,
 110         .resource       = scif0_resources,
 111         .num_resources  = ARRAY_SIZE(scif0_resources),
 112         .dev            = {
 113                 .platform_data  = &scif0_platform_data,
 114         },
 115 };
 116 
 117 static struct plat_sci_port scif1_platform_data = {
 118         .scscr          = SCSCR_REIE | SCSCR_CKE1,
 119         .type           = PORT_SCIF,
 120 };
 121 
 122 static struct resource scif1_resources[] = {
 123         DEFINE_RES_MEM(0xa4410000, 0x100),
 124         DEFINE_RES_IRQ(evt2irq(0x900)),
 125 };
 126 
 127 static struct platform_device scif1_device = {
 128         .name           = "sh-sci",
 129         .id             = 1,
 130         .resource       = scif1_resources,
 131         .num_resources  = ARRAY_SIZE(scif1_resources),
 132         .dev            = {
 133                 .platform_data  = &scif1_platform_data,
 134         },
 135 };
 136 
 137 static struct sh_timer_config tmu0_platform_data = {
 138         .channels_mask = 7,
 139 };
 140 
 141 static struct resource tmu0_resources[] = {
 142         DEFINE_RES_MEM(0xa412fe90, 0x28),
 143         DEFINE_RES_IRQ(evt2irq(0x400)),
 144         DEFINE_RES_IRQ(evt2irq(0x420)),
 145         DEFINE_RES_IRQ(evt2irq(0x440)),
 146 };
 147 
 148 static struct platform_device tmu0_device = {
 149         .name           = "sh-tmu-sh3",
 150         .id             = 0,
 151         .dev = {
 152                 .platform_data  = &tmu0_platform_data,
 153         },
 154         .resource       = tmu0_resources,
 155         .num_resources  = ARRAY_SIZE(tmu0_resources),
 156 };
 157 
 158 static struct platform_device *sh7710_devices[] __initdata = {
 159         &scif0_device,
 160         &scif1_device,
 161         &tmu0_device,
 162         &rtc_device,
 163 };
 164 
 165 static int __init sh7710_devices_setup(void)
 166 {
 167         return platform_add_devices(sh7710_devices,
 168                                     ARRAY_SIZE(sh7710_devices));
 169 }
 170 arch_initcall(sh7710_devices_setup);
 171 
 172 static struct platform_device *sh7710_early_devices[] __initdata = {
 173         &scif0_device,
 174         &scif1_device,
 175         &tmu0_device,
 176 };
 177 
 178 void __init plat_early_device_setup(void)
 179 {
 180         early_platform_add_devices(sh7710_early_devices,
 181                                    ARRAY_SIZE(sh7710_early_devices));
 182 }
 183 
 184 void __init plat_irq_setup(void)
 185 {
 186         register_intc_controller(&intc_desc);
 187         plat_irq_setup_sh3();
 188 }

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