4 * Copyright (C) 2006, 2007 Paul Mundt
5 * Copyright (C) 2007 Nobuhiro Iwamatsu
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
11 #include <linux/platform_device.h>
12 #include <linux/init.h>
13 #include <linux/irq.h>
14 #include <linux/serial.h>
15 #include <linux/serial_sci.h>
21 /* interrupt sources */
22 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5,
24 DMAC_DEI0, DMAC_DEI1, DMAC_DEI2, DMAC_DEI3,
25 SCIF0_ERI, SCIF0_RXI, SCIF0_TXI,
26 SCIF2_ERI, SCIF2_RXI, SCIF2_TXI,
29 TPU0, TPU1, TPU2, TPU3,
30 TMU0, TMU1, TMU2_TUNI, TMU2_TICPI,
31 RTC_ATI, RTC_PRI, RTC_CUI,
35 /* interrupt groups */
36 RTC, TMU2, DMAC, USB, SCIF2, SCIF0,
39 static struct intc_vect vectors[] __initdata = {
40 /* IRQ0->5 are handled in setup-sh3.c */
41 INTC_VECT(PINT07, 0x700), INTC_VECT(PINT815, 0x720),
42 INTC_VECT(DMAC_DEI0, 0x800), INTC_VECT(DMAC_DEI1, 0x820),
43 INTC_VECT(DMAC_DEI2, 0x840), INTC_VECT(DMAC_DEI3, 0x860),
44 INTC_VECT(SCIF0_ERI, 0x880), INTC_VECT(SCIF0_RXI, 0x8a0),
45 INTC_VECT(SCIF0_TXI, 0x8e0),
46 INTC_VECT(SCIF2_ERI, 0x900), INTC_VECT(SCIF2_RXI, 0x920),
47 INTC_VECT(SCIF2_TXI, 0x960),
48 INTC_VECT(ADC_ADI, 0x980),
49 INTC_VECT(USB_USI0, 0xa20), INTC_VECT(USB_USI1, 0xa40),
50 INTC_VECT(TPU0, 0xc00), INTC_VECT(TPU1, 0xc20),
51 INTC_VECT(TPU2, 0xc80), INTC_VECT(TPU3, 0xca0),
52 INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
53 INTC_VECT(TMU2_TUNI, 0x440), INTC_VECT(TMU2_TICPI, 0x460),
54 INTC_VECT(RTC_ATI, 0x480), INTC_VECT(RTC_PRI, 0x4a0),
55 INTC_VECT(RTC_CUI, 0x4c0),
56 INTC_VECT(WDT, 0x560),
57 INTC_VECT(REF_RCMI, 0x580),
60 static struct intc_group groups[] __initdata = {
61 INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI),
62 INTC_GROUP(TMU2, TMU2_TUNI, TMU2_TICPI),
63 INTC_GROUP(DMAC, DMAC_DEI0, DMAC_DEI1, DMAC_DEI2, DMAC_DEI3),
64 INTC_GROUP(USB, USB_USI0, USB_USI1),
65 INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI),
66 INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI),
69 static struct intc_prio_reg prio_registers[] __initdata = {
70 { 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
71 { 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, 0, 0 } },
72 { 0xa4000016, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
73 { 0xa4000018, 0, 16, 4, /* IPRD */ { PINT07, PINT815, IRQ5, IRQ4 } },
74 { 0xa400001a, 0, 16, 4, /* IPRE */ { DMAC, SCIF0, SCIF2, ADC_ADI } },
75 { 0xa4080000, 0, 16, 4, /* IPRF */ { 0, 0, USB } },
76 { 0xa4080002, 0, 16, 4, /* IPRG */ { TPU0, TPU1 } },
77 { 0xa4080004, 0, 16, 4, /* IPRH */ { TPU2, TPU3 } },
81 static DECLARE_INTC_DESC(intc_desc, "sh7705", vectors, groups,
82 NULL, prio_registers, NULL);
84 static struct plat_sci_port sci_platform_data[] = {
86 .mapbase = 0xa4410000,
87 .flags = UPF_BOOT_AUTOCONF,
89 .irqs = { 56, 57, 59 },
91 .mapbase = 0xa4400000,
92 .flags = UPF_BOOT_AUTOCONF,
94 .irqs = { 52, 53, 55 },
100 static struct platform_device sci_device = {
104 .platform_data = sci_platform_data,
108 static struct resource rtc_resources[] = {
111 .end = 0xfffffec0 + 0x1e,
112 .flags = IORESOURCE_IO,
116 .flags = IORESOURCE_IRQ,
120 .flags = IORESOURCE_IRQ,
124 .flags = IORESOURCE_IRQ,
128 static struct sh_rtc_platform_info rtc_info = {
129 .capabilities = RTC_CAP_4_DIGIT_YEAR,
132 static struct platform_device rtc_device = {
135 .num_resources = ARRAY_SIZE(rtc_resources),
136 .resource = rtc_resources,
138 .platform_data = &rtc_info,
142 static struct platform_device *sh7705_devices[] __initdata = {
147 static int __init sh7705_devices_setup(void)
149 return platform_add_devices(sh7705_devices,
150 ARRAY_SIZE(sh7705_devices));
152 __initcall(sh7705_devices_setup);
154 void __init plat_irq_setup(void)
156 register_intc_controller(&intc_desc);
157 plat_irq_setup_sh3();