1 /* 2 * SH7206 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_timer.h> 16 #include <linux/io.h> 17 18 enum { 19 UNUSED = 0, 20 21 /* interrupt sources */ 22 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, 23 PINT0, PINT1, PINT2, PINT3, PINT4, PINT5, PINT6, PINT7, 24 ADC_ADI0, ADC_ADI1, 25 26 DMAC0, DMAC1, DMAC2, DMAC3, DMAC4, DMAC5, DMAC6, DMAC7, 27 28 MTU0_ABCD, MTU0_VEF, MTU1_AB, MTU1_VU, MTU2_AB, MTU2_VU, 29 MTU3_ABCD, MTU4_ABCD, MTU5, POE2_12, MTU3S_ABCD, MTU4S_ABCD, MTU5S, 30 IIC3, 31 32 CMT0, CMT1, BSC, WDT, 33 34 MTU2_TCI3V, MTU2_TCI4V, MTU2S_TCI3V, MTU2S_TCI4V, 35 36 POE2_OEI3, 37 38 SCIF0, SCIF1, SCIF2, SCIF3, 39 40 /* interrupt groups */ 41 PINT, 42 }; 43 44 static struct intc_vect vectors[] __initdata = { 45 INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65), 46 INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67), 47 INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69), 48 INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71), 49 INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81), 50 INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83), 51 INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85), 52 INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87), 53 INTC_IRQ(ADC_ADI0, 92), INTC_IRQ(ADC_ADI1, 96), 54 INTC_IRQ(DMAC0, 108), INTC_IRQ(DMAC0, 109), 55 INTC_IRQ(DMAC1, 112), INTC_IRQ(DMAC1, 113), 56 INTC_IRQ(DMAC2, 116), INTC_IRQ(DMAC2, 117), 57 INTC_IRQ(DMAC3, 120), INTC_IRQ(DMAC3, 121), 58 INTC_IRQ(DMAC4, 124), INTC_IRQ(DMAC4, 125), 59 INTC_IRQ(DMAC5, 128), INTC_IRQ(DMAC5, 129), 60 INTC_IRQ(DMAC6, 132), INTC_IRQ(DMAC6, 133), 61 INTC_IRQ(DMAC7, 136), INTC_IRQ(DMAC7, 137), 62 INTC_IRQ(CMT0, 140), INTC_IRQ(CMT1, 144), 63 INTC_IRQ(BSC, 148), INTC_IRQ(WDT, 152), 64 INTC_IRQ(MTU0_ABCD, 156), INTC_IRQ(MTU0_ABCD, 157), 65 INTC_IRQ(MTU0_ABCD, 158), INTC_IRQ(MTU0_ABCD, 159), 66 INTC_IRQ(MTU0_VEF, 160), INTC_IRQ(MTU0_VEF, 161), 67 INTC_IRQ(MTU0_VEF, 162), 68 INTC_IRQ(MTU1_AB, 164), INTC_IRQ(MTU1_AB, 165), 69 INTC_IRQ(MTU1_VU, 168), INTC_IRQ(MTU1_VU, 169), 70 INTC_IRQ(MTU2_AB, 172), INTC_IRQ(MTU2_AB, 173), 71 INTC_IRQ(MTU2_VU, 176), INTC_IRQ(MTU2_VU, 177), 72 INTC_IRQ(MTU3_ABCD, 180), INTC_IRQ(MTU3_ABCD, 181), 73 INTC_IRQ(MTU3_ABCD, 182), INTC_IRQ(MTU3_ABCD, 183), 74 INTC_IRQ(MTU2_TCI3V, 184), 75 INTC_IRQ(MTU4_ABCD, 188), INTC_IRQ(MTU4_ABCD, 189), 76 INTC_IRQ(MTU4_ABCD, 190), INTC_IRQ(MTU4_ABCD, 191), 77 INTC_IRQ(MTU2_TCI4V, 192), 78 INTC_IRQ(MTU5, 196), INTC_IRQ(MTU5, 197), 79 INTC_IRQ(MTU5, 198), 80 INTC_IRQ(POE2_12, 200), INTC_IRQ(POE2_12, 201), 81 INTC_IRQ(MTU3S_ABCD, 204), INTC_IRQ(MTU3S_ABCD, 205), 82 INTC_IRQ(MTU3S_ABCD, 206), INTC_IRQ(MTU3S_ABCD, 207), 83 INTC_IRQ(MTU2S_TCI3V, 208), 84 INTC_IRQ(MTU4S_ABCD, 212), INTC_IRQ(MTU4S_ABCD, 213), 85 INTC_IRQ(MTU4S_ABCD, 214), INTC_IRQ(MTU4S_ABCD, 215), 86 INTC_IRQ(MTU2S_TCI4V, 216), 87 INTC_IRQ(MTU5S, 220), INTC_IRQ(MTU5S, 221), 88 INTC_IRQ(MTU5S, 222), 89 INTC_IRQ(POE2_OEI3, 224), 90 INTC_IRQ(IIC3, 228), INTC_IRQ(IIC3, 229), 91 INTC_IRQ(IIC3, 230), INTC_IRQ(IIC3, 231), 92 INTC_IRQ(IIC3, 232), 93 INTC_IRQ(SCIF0, 240), INTC_IRQ(SCIF0, 241), 94 INTC_IRQ(SCIF0, 242), INTC_IRQ(SCIF0, 243), 95 INTC_IRQ(SCIF1, 244), INTC_IRQ(SCIF1, 245), 96 INTC_IRQ(SCIF1, 246), INTC_IRQ(SCIF1, 247), 97 INTC_IRQ(SCIF2, 248), INTC_IRQ(SCIF2, 249), 98 INTC_IRQ(SCIF2, 250), INTC_IRQ(SCIF2, 251), 99 INTC_IRQ(SCIF3, 252), INTC_IRQ(SCIF3, 253), 100 INTC_IRQ(SCIF3, 254), INTC_IRQ(SCIF3, 255), 101 }; 102 103 static struct intc_group groups[] __initdata = { 104 INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3, 105 PINT4, PINT5, PINT6, PINT7), 106 }; 107 108 static struct intc_prio_reg prio_registers[] __initdata = { 109 { 0xfffe0818, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } }, 110 { 0xfffe081a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } }, 111 { 0xfffe0820, 0, 16, 4, /* IPR05 */ { PINT, 0, ADC_ADI0, ADC_ADI1 } }, 112 { 0xfffe0c00, 0, 16, 4, /* IPR06 */ { DMAC0, DMAC1, DMAC2, DMAC3 } }, 113 { 0xfffe0c02, 0, 16, 4, /* IPR07 */ { DMAC4, DMAC5, DMAC6, DMAC7 } }, 114 { 0xfffe0c04, 0, 16, 4, /* IPR08 */ { CMT0, CMT1, BSC, WDT } }, 115 { 0xfffe0c06, 0, 16, 4, /* IPR09 */ { MTU0_ABCD, MTU0_VEF, 116 MTU1_AB, MTU1_VU } }, 117 { 0xfffe0c08, 0, 16, 4, /* IPR10 */ { MTU2_AB, MTU2_VU, 118 MTU3_ABCD, MTU2_TCI3V } }, 119 { 0xfffe0c0a, 0, 16, 4, /* IPR11 */ { MTU4_ABCD, MTU2_TCI4V, 120 MTU5, POE2_12 } }, 121 { 0xfffe0c0c, 0, 16, 4, /* IPR12 */ { MTU3S_ABCD, MTU2S_TCI3V, 122 MTU4S_ABCD, MTU2S_TCI4V } }, 123 { 0xfffe0c0e, 0, 16, 4, /* IPR13 */ { MTU5S, POE2_OEI3, IIC3, 0 } }, 124 { 0xfffe0c10, 0, 16, 4, /* IPR14 */ { SCIF0, SCIF1, SCIF2, SCIF3 } }, 125 }; 126 127 static struct intc_mask_reg mask_registers[] __initdata = { 128 { 0xfffe0808, 0, 16, /* PINTER */ 129 { 0, 0, 0, 0, 0, 0, 0, 0, 130 PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } }, 131 }; 132 133 static DECLARE_INTC_DESC(intc_desc, "sh7206", vectors, groups, 134 mask_registers, prio_registers, NULL); 135 136 static struct plat_sci_port scif0_platform_data = { 137 .scscr = SCSCR_REIE, 138 .type = PORT_SCIF, 139 }; 140 141 static struct resource scif0_resources[] = { 142 DEFINE_RES_MEM(0xfffe8000, 0x100), 143 DEFINE_RES_IRQ(240), 144 }; 145 146 static struct platform_device scif0_device = { 147 .name = "sh-sci", 148 .id = 0, 149 .resource = scif0_resources, 150 .num_resources = ARRAY_SIZE(scif0_resources), 151 .dev = { 152 .platform_data = &scif0_platform_data, 153 }, 154 }; 155 156 static struct plat_sci_port scif1_platform_data = { 157 .scscr = SCSCR_REIE, 158 .type = PORT_SCIF, 159 }; 160 161 static struct resource scif1_resources[] = { 162 DEFINE_RES_MEM(0xfffe8800, 0x100), 163 DEFINE_RES_IRQ(244), 164 }; 165 166 static struct platform_device scif1_device = { 167 .name = "sh-sci", 168 .id = 1, 169 .resource = scif1_resources, 170 .num_resources = ARRAY_SIZE(scif1_resources), 171 .dev = { 172 .platform_data = &scif1_platform_data, 173 }, 174 }; 175 176 static struct plat_sci_port scif2_platform_data = { 177 .scscr = SCSCR_REIE, 178 .type = PORT_SCIF, 179 }; 180 181 static struct resource scif2_resources[] = { 182 DEFINE_RES_MEM(0xfffe9000, 0x100), 183 DEFINE_RES_IRQ(248), 184 }; 185 186 static struct platform_device scif2_device = { 187 .name = "sh-sci", 188 .id = 2, 189 .resource = scif2_resources, 190 .num_resources = ARRAY_SIZE(scif2_resources), 191 .dev = { 192 .platform_data = &scif2_platform_data, 193 }, 194 }; 195 196 static struct plat_sci_port scif3_platform_data = { 197 .scscr = SCSCR_REIE, 198 .type = PORT_SCIF, 199 }; 200 201 static struct resource scif3_resources[] = { 202 DEFINE_RES_MEM(0xfffe9800, 0x100), 203 DEFINE_RES_IRQ(252), 204 }; 205 206 static struct platform_device scif3_device = { 207 .name = "sh-sci", 208 .id = 3, 209 .resource = scif3_resources, 210 .num_resources = ARRAY_SIZE(scif3_resources), 211 .dev = { 212 .platform_data = &scif3_platform_data, 213 }, 214 }; 215 216 static struct sh_timer_config cmt_platform_data = { 217 .channels_mask = 3, 218 }; 219 220 static struct resource cmt_resources[] = { 221 DEFINE_RES_MEM(0xfffec000, 0x10), 222 DEFINE_RES_IRQ(140), 223 DEFINE_RES_IRQ(144), 224 }; 225 226 static struct platform_device cmt_device = { 227 .name = "sh-cmt-16", 228 .id = 0, 229 .dev = { 230 .platform_data = &cmt_platform_data, 231 }, 232 .resource = cmt_resources, 233 .num_resources = ARRAY_SIZE(cmt_resources), 234 }; 235 236 static struct resource mtu2_resources[] = { 237 DEFINE_RES_MEM(0xfffe4000, 0x400), 238 DEFINE_RES_IRQ_NAMED(156, "tgi0a"), 239 DEFINE_RES_IRQ_NAMED(164, "tgi1a"), 240 DEFINE_RES_IRQ_NAMED(180, "tgi2a"), 241 }; 242 243 static struct platform_device mtu2_device = { 244 .name = "sh-mtu2s", 245 .id = -1, 246 .resource = mtu2_resources, 247 .num_resources = ARRAY_SIZE(mtu2_resources), 248 }; 249 250 static struct platform_device *sh7206_devices[] __initdata = { 251 &scif0_device, 252 &scif1_device, 253 &scif2_device, 254 &scif3_device, 255 &cmt_device, 256 &mtu2_device, 257 }; 258 259 static int __init sh7206_devices_setup(void) 260 { 261 return platform_add_devices(sh7206_devices, 262 ARRAY_SIZE(sh7206_devices)); 263 } 264 arch_initcall(sh7206_devices_setup); 265 266 void __init plat_irq_setup(void) 267 { 268 register_intc_controller(&intc_desc); 269 } 270 271 static struct platform_device *sh7206_early_devices[] __initdata = { 272 &scif0_device, 273 &scif1_device, 274 &scif2_device, 275 &scif3_device, 276 &cmt_device, 277 &mtu2_device, 278 }; 279 280 #define STBCR3 0xfffe0408 281 #define STBCR4 0xfffe040c 282 283 void __init plat_early_device_setup(void) 284 { 285 /* enable CMT clock */ 286 __raw_writeb(__raw_readb(STBCR4) & ~0x04, STBCR4); 287 288 /* enable MTU2 clock */ 289 __raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3); 290 291 early_platform_add_devices(sh7206_early_devices, 292 ARRAY_SIZE(sh7206_early_devices)); 293 } 294