1 /* 2 * SH7619 Setup 3 * 4 * Copyright (C) 2006 Yoshinori Sato 5 * Copyright (C) 2009 Paul Mundt 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/serial.h> 14 #include <linux/serial_sci.h> 15 #include <linux/sh_eth.h> 16 #include <linux/sh_timer.h> 17 #include <linux/io.h> 18 19 enum { 20 UNUSED = 0, 21 22 /* interrupt sources */ 23 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, 24 WDT, EDMAC, CMT0, CMT1, 25 SCIF0, SCIF1, SCIF2, 26 HIF_HIFI, HIF_HIFBI, 27 DMAC0, DMAC1, DMAC2, DMAC3, 28 SIOF, 29 }; 30 31 static struct intc_vect vectors[] __initdata = { 32 INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65), 33 INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67), 34 INTC_IRQ(IRQ4, 80), INTC_IRQ(IRQ5, 81), 35 INTC_IRQ(IRQ6, 82), INTC_IRQ(IRQ7, 83), 36 INTC_IRQ(WDT, 84), INTC_IRQ(EDMAC, 85), 37 INTC_IRQ(CMT0, 86), INTC_IRQ(CMT1, 87), 38 INTC_IRQ(SCIF0, 88), INTC_IRQ(SCIF0, 89), 39 INTC_IRQ(SCIF0, 90), INTC_IRQ(SCIF0, 91), 40 INTC_IRQ(SCIF1, 92), INTC_IRQ(SCIF1, 93), 41 INTC_IRQ(SCIF1, 94), INTC_IRQ(SCIF1, 95), 42 INTC_IRQ(SCIF2, 96), INTC_IRQ(SCIF2, 97), 43 INTC_IRQ(SCIF2, 98), INTC_IRQ(SCIF2, 99), 44 INTC_IRQ(HIF_HIFI, 100), INTC_IRQ(HIF_HIFBI, 101), 45 INTC_IRQ(DMAC0, 104), INTC_IRQ(DMAC1, 105), 46 INTC_IRQ(DMAC2, 106), INTC_IRQ(DMAC3, 107), 47 INTC_IRQ(SIOF, 108), 48 }; 49 50 static struct intc_prio_reg prio_registers[] __initdata = { 51 { 0xf8140006, 0, 16, 4, /* IPRA */ { IRQ0, IRQ1, IRQ2, IRQ3 } }, 52 { 0xf8140008, 0, 16, 4, /* IPRB */ { IRQ4, IRQ5, IRQ6, IRQ7 } }, 53 { 0xf8080000, 0, 16, 4, /* IPRC */ { WDT, EDMAC, CMT0, CMT1 } }, 54 { 0xf8080002, 0, 16, 4, /* IPRD */ { SCIF0, SCIF1, SCIF2 } }, 55 { 0xf8080004, 0, 16, 4, /* IPRE */ { HIF_HIFI, HIF_HIFBI } }, 56 { 0xf8080006, 0, 16, 4, /* IPRF */ { DMAC0, DMAC1, DMAC2, DMAC3 } }, 57 { 0xf8080008, 0, 16, 4, /* IPRG */ { SIOF } }, 58 }; 59 60 static DECLARE_INTC_DESC(intc_desc, "sh7619", vectors, NULL, 61 NULL, prio_registers, NULL); 62 63 static struct plat_sci_port scif0_platform_data = { 64 .flags = UPF_BOOT_AUTOCONF, 65 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, 66 .type = PORT_SCIF, 67 }; 68 69 static struct resource scif0_resources[] = { 70 DEFINE_RES_MEM(0xf8400000, 0x100), 71 DEFINE_RES_IRQ(88), 72 }; 73 74 static struct platform_device scif0_device = { 75 .name = "sh-sci", 76 .id = 0, 77 .resource = scif0_resources, 78 .num_resources = ARRAY_SIZE(scif0_resources), 79 .dev = { 80 .platform_data = &scif0_platform_data, 81 }, 82 }; 83 84 static struct plat_sci_port scif1_platform_data = { 85 .flags = UPF_BOOT_AUTOCONF, 86 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, 87 .type = PORT_SCIF, 88 }; 89 90 static struct resource scif1_resources[] = { 91 DEFINE_RES_MEM(0xf8410000, 0x100), 92 DEFINE_RES_IRQ(92), 93 }; 94 95 static struct platform_device scif1_device = { 96 .name = "sh-sci", 97 .id = 1, 98 .resource = scif1_resources, 99 .num_resources = ARRAY_SIZE(scif1_resources), 100 .dev = { 101 .platform_data = &scif1_platform_data, 102 }, 103 }; 104 105 static struct plat_sci_port scif2_platform_data = { 106 .flags = UPF_BOOT_AUTOCONF, 107 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, 108 .type = PORT_SCIF, 109 }; 110 111 static struct resource scif2_resources[] = { 112 DEFINE_RES_MEM(0xf8420000, 0x100), 113 DEFINE_RES_IRQ(96), 114 }; 115 116 static struct platform_device scif2_device = { 117 .name = "sh-sci", 118 .id = 2, 119 .resource = scif2_resources, 120 .num_resources = ARRAY_SIZE(scif2_resources), 121 .dev = { 122 .platform_data = &scif2_platform_data, 123 }, 124 }; 125 126 static struct sh_eth_plat_data eth_platform_data = { 127 .phy = 1, 128 .edmac_endian = EDMAC_LITTLE_ENDIAN, 129 .phy_interface = PHY_INTERFACE_MODE_MII, 130 }; 131 132 static struct resource eth_resources[] = { 133 [0] = { 134 .start = 0xfb000000, 135 .end = 0xfb0001c7, 136 .flags = IORESOURCE_MEM, 137 }, 138 [1] = { 139 .start = 85, 140 .end = 85, 141 .flags = IORESOURCE_IRQ, 142 }, 143 }; 144 145 static struct platform_device eth_device = { 146 .name = "sh7619-ether", 147 .id = -1, 148 .dev = { 149 .platform_data = ð_platform_data, 150 }, 151 .num_resources = ARRAY_SIZE(eth_resources), 152 .resource = eth_resources, 153 }; 154 155 static struct sh_timer_config cmt0_platform_data = { 156 .channel_offset = 0x02, 157 .timer_bit = 0, 158 .clockevent_rating = 125, 159 .clocksource_rating = 0, /* disabled due to code generation issues */ 160 }; 161 162 static struct resource cmt0_resources[] = { 163 [0] = { 164 .start = 0xf84a0072, 165 .end = 0xf84a0077, 166 .flags = IORESOURCE_MEM, 167 }, 168 [1] = { 169 .start = 86, 170 .flags = IORESOURCE_IRQ, 171 }, 172 }; 173 174 static struct platform_device cmt0_device = { 175 .name = "sh_cmt", 176 .id = 0, 177 .dev = { 178 .platform_data = &cmt0_platform_data, 179 }, 180 .resource = cmt0_resources, 181 .num_resources = ARRAY_SIZE(cmt0_resources), 182 }; 183 184 static struct sh_timer_config cmt1_platform_data = { 185 .channel_offset = 0x08, 186 .timer_bit = 1, 187 .clockevent_rating = 125, 188 .clocksource_rating = 0, /* disabled due to code generation issues */ 189 }; 190 191 static struct resource cmt1_resources[] = { 192 [0] = { 193 .start = 0xf84a0078, 194 .end = 0xf84a007d, 195 .flags = IORESOURCE_MEM, 196 }, 197 [1] = { 198 .start = 87, 199 .flags = IORESOURCE_IRQ, 200 }, 201 }; 202 203 static struct platform_device cmt1_device = { 204 .name = "sh_cmt", 205 .id = 1, 206 .dev = { 207 .platform_data = &cmt1_platform_data, 208 }, 209 .resource = cmt1_resources, 210 .num_resources = ARRAY_SIZE(cmt1_resources), 211 }; 212 213 static struct platform_device *sh7619_devices[] __initdata = { 214 &scif0_device, 215 &scif1_device, 216 &scif2_device, 217 ð_device, 218 &cmt0_device, 219 &cmt1_device, 220 }; 221 222 static int __init sh7619_devices_setup(void) 223 { 224 return platform_add_devices(sh7619_devices, 225 ARRAY_SIZE(sh7619_devices)); 226 } 227 arch_initcall(sh7619_devices_setup); 228 229 void __init plat_irq_setup(void) 230 { 231 register_intc_controller(&intc_desc); 232 } 233 234 static struct platform_device *sh7619_early_devices[] __initdata = { 235 &scif0_device, 236 &scif1_device, 237 &scif2_device, 238 &cmt0_device, 239 &cmt1_device, 240 }; 241 242 #define STBCR3 0xf80a0000 243 244 void __init plat_early_device_setup(void) 245 { 246 /* enable CMT clock */ 247 __raw_writeb(__raw_readb(STBCR3) & ~0x10, STBCR3); 248 249 early_platform_add_devices(sh7619_early_devices, 250 ARRAY_SIZE(sh7619_early_devices)); 251 } 252