1 /* 2 * SH3 Setup code for SH7706, SH7707, SH7708, SH7709 3 * 4 * Copyright (C) 2007 Magnus Damm 5 * Copyright (C) 2009 Paul Mundt 6 * 7 * Based on setup-sh7709.c 8 * 9 * Copyright (C) 2006 Paul Mundt 10 * 11 * This file is subject to the terms and conditions of the GNU General Public 12 * License. See the file "COPYING" in the main directory of this archive 13 * for more details. 14 */ 15 #include <linux/init.h> 16 #include <linux/io.h> 17 #include <linux/irq.h> 18 #include <linux/platform_device.h> 19 #include <linux/serial.h> 20 #include <linux/serial_sci.h> 21 22 enum { 23 UNUSED = 0, 24 25 /* interrupt sources */ 26 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, 27 PINT07, PINT815, 28 DMAC, SCIF0, SCIF2, SCI, ADC_ADI, 29 LCDC, PCC0, PCC1, 30 TMU0, TMU1, TMU2, 31 RTC, WDT, REF, 32 }; 33 34 static struct intc_vect vectors[] __initdata = { 35 INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), 36 INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2, 0x460), 37 INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0), 38 INTC_VECT(RTC, 0x4c0), 39 INTC_VECT(SCI, 0x4e0), INTC_VECT(SCI, 0x500), 40 INTC_VECT(SCI, 0x520), INTC_VECT(SCI, 0x540), 41 INTC_VECT(WDT, 0x560), 42 INTC_VECT(REF, 0x580), 43 INTC_VECT(REF, 0x5a0), 44 #if defined(CONFIG_CPU_SUBTYPE_SH7706) || \ 45 defined(CONFIG_CPU_SUBTYPE_SH7707) || \ 46 defined(CONFIG_CPU_SUBTYPE_SH7709) 47 /* IRQ0->5 are handled in setup-sh3.c */ 48 INTC_VECT(DMAC, 0x800), INTC_VECT(DMAC, 0x820), 49 INTC_VECT(DMAC, 0x840), INTC_VECT(DMAC, 0x860), 50 INTC_VECT(ADC_ADI, 0x980), 51 INTC_VECT(SCIF2, 0x900), INTC_VECT(SCIF2, 0x920), 52 INTC_VECT(SCIF2, 0x940), INTC_VECT(SCIF2, 0x960), 53 #endif 54 #if defined(CONFIG_CPU_SUBTYPE_SH7707) || \ 55 defined(CONFIG_CPU_SUBTYPE_SH7709) 56 INTC_VECT(PINT07, 0x700), INTC_VECT(PINT815, 0x720), 57 INTC_VECT(SCIF0, 0x880), INTC_VECT(SCIF0, 0x8a0), 58 INTC_VECT(SCIF0, 0x8c0), INTC_VECT(SCIF0, 0x8e0), 59 #endif 60 #if defined(CONFIG_CPU_SUBTYPE_SH7707) 61 INTC_VECT(LCDC, 0x9a0), 62 INTC_VECT(PCC0, 0x9c0), INTC_VECT(PCC1, 0x9e0), 63 #endif 64 }; 65 66 static struct intc_prio_reg prio_registers[] __initdata = { 67 { 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, 68 { 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF, SCI, 0 } }, 69 #if defined(CONFIG_CPU_SUBTYPE_SH7706) || \ 70 defined(CONFIG_CPU_SUBTYPE_SH7707) || \ 71 defined(CONFIG_CPU_SUBTYPE_SH7709) 72 { 0xa4000016, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } }, 73 { 0xa4000018, 0, 16, 4, /* IPRD */ { 0, 0, IRQ5, IRQ4 } }, 74 { 0xa400001a, 0, 16, 4, /* IPRE */ { DMAC, 0, SCIF2, ADC_ADI } }, 75 #endif 76 #if defined(CONFIG_CPU_SUBTYPE_SH7707) || \ 77 defined(CONFIG_CPU_SUBTYPE_SH7709) 78 { 0xa4000018, 0, 16, 4, /* IPRD */ { PINT07, PINT815, } }, 79 { 0xa400001a, 0, 16, 4, /* IPRE */ { 0, SCIF0 } }, 80 #endif 81 #if defined(CONFIG_CPU_SUBTYPE_SH7707) 82 { 0xa400001c, 0, 16, 4, /* IPRF */ { 0, LCDC, PCC0, PCC1, } }, 83 #endif 84 }; 85 86 static DECLARE_INTC_DESC(intc_desc, "sh770x", vectors, NULL, 87 NULL, prio_registers, NULL); 88 89 static struct resource rtc_resources[] = { 90 [0] = { 91 .start = 0xfffffec0, 92 .end = 0xfffffec0 + 0x1e, 93 .flags = IORESOURCE_IO, 94 }, 95 [1] = { 96 .start = 20, 97 .flags = IORESOURCE_IRQ, 98 }, 99 }; 100 101 static struct platform_device rtc_device = { 102 .name = "sh-rtc", 103 .id = -1, 104 .num_resources = ARRAY_SIZE(rtc_resources), 105 .resource = rtc_resources, 106 }; 107 108 static struct plat_sci_port sci_platform_data[] = { 109 { 110 .mapbase = 0xfffffe80, 111 .flags = UPF_BOOT_AUTOCONF, 112 .type = PORT_SCI, 113 .irqs = { 23, 23, 23, 0 }, 114 }, 115 #if defined(CONFIG_CPU_SUBTYPE_SH7706) || \ 116 defined(CONFIG_CPU_SUBTYPE_SH7707) || \ 117 defined(CONFIG_CPU_SUBTYPE_SH7709) 118 { 119 .mapbase = 0xa4000150, 120 .flags = UPF_BOOT_AUTOCONF, 121 .type = PORT_SCIF, 122 .irqs = { 56, 56, 56, 56 }, 123 }, 124 #endif 125 #if defined(CONFIG_CPU_SUBTYPE_SH7707) || \ 126 defined(CONFIG_CPU_SUBTYPE_SH7709) 127 { 128 .mapbase = 0xa4000140, 129 .flags = UPF_BOOT_AUTOCONF, 130 .type = PORT_IRDA, 131 .irqs = { 52, 52, 52, 52 }, 132 }, 133 #endif 134 { 135 .flags = 0, 136 } 137 }; 138 139 static struct platform_device sci_device = { 140 .name = "sh-sci", 141 .id = -1, 142 .dev = { 143 .platform_data = sci_platform_data, 144 }, 145 }; 146 147 static struct platform_device *sh770x_devices[] __initdata = { 148 &sci_device, 149 &rtc_device, 150 }; 151 152 static int __init sh770x_devices_setup(void) 153 { 154 return platform_add_devices(sh770x_devices, 155 ARRAY_SIZE(sh770x_devices)); 156 } 157 __initcall(sh770x_devices_setup); 158 159 void __init plat_irq_setup(void) 160 { 161 register_intc_controller(&intc_desc); 162 #if defined(CONFIG_CPU_SUBTYPE_SH7706) || \ 163 defined(CONFIG_CPU_SUBTYPE_SH7707) || \ 164 defined(CONFIG_CPU_SUBTYPE_SH7709) 165 plat_irq_setup_sh3(); 166 #endif 167 } 168