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1 /*
2  * SH7720 Setup
3  *
4  *  Copyright (C) 2007  Markus Brunner, Mark Jonas
5  *
6  *  Based on arch/sh/kernel/cpu/sh4/setup-sh7750.c:
7  *
8  *  Copyright (C) 2006  Paul Mundt
9  *  Copyright (C) 2006  Jamie Lenehan
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/platform_device.h>
16 #include <linux/init.h>
17 #include <linux/serial.h>
18 #include <linux/io.h>
19 #include <linux/serial_sci.h>
20 #include <asm/rtc.h>
21
22 static struct resource rtc_resources[] = {
23         [0] = {
24                 .start  = 0xa413fec0,
25                 .end    = 0xa413fec0 + 0x28 - 1,
26                 .flags  = IORESOURCE_IO,
27         },
28         [1] = {
29                 /* Period IRQ */
30                 .start  = 21,
31                 .flags  = IORESOURCE_IRQ,
32         },
33         [2] = {
34                 /* Carry IRQ */
35                 .start  = 22,
36                 .flags  = IORESOURCE_IRQ,
37         },
38         [3] = {
39                 /* Alarm IRQ */
40                 .start  = 20,
41                 .flags  = IORESOURCE_IRQ,
42         },
43 };
44
45 static struct sh_rtc_platform_info rtc_info = {
46         .capabilities   = RTC_CAP_4_DIGIT_YEAR,
47 };
48
49 static struct platform_device rtc_device = {
50         .name           = "sh-rtc",
51         .id             = -1,
52         .num_resources  = ARRAY_SIZE(rtc_resources),
53         .resource       = rtc_resources,
54         .dev            = {
55                 .platform_data = &rtc_info,
56         },
57 };
58
59 static struct plat_sci_port sci_platform_data[] = {
60         {
61                 .mapbase        = 0xa4430000,
62                 .flags          = UPF_BOOT_AUTOCONF,
63                 .type           = PORT_SCIF,
64                 .irqs           = { 80, 80, 80, 80 },
65         }, {
66                 .mapbase        = 0xa4438000,
67                 .flags          = UPF_BOOT_AUTOCONF,
68                 .type           = PORT_SCIF,
69                 .irqs           = { 81, 81, 81, 81 },
70         }, {
71
72                 .flags = 0,
73         }
74 };
75
76 static struct platform_device sci_device = {
77         .name           = "sh-sci",
78         .id             = -1,
79         .dev            = {
80                 .platform_data  = sci_platform_data,
81         },
82 };
83
84 static struct resource usb_ohci_resources[] = {
85         [0] = {
86                 .start  = 0xA4428000,
87                 .end    = 0xA44280FF,
88                 .flags  = IORESOURCE_MEM,
89         },
90         [1] = {
91                 .start  = 67,
92                 .end    = 67,
93                 .flags  = IORESOURCE_IRQ,
94         },
95 };
96
97 static u64 usb_ohci_dma_mask = 0xffffffffUL;
98 static struct platform_device usb_ohci_device = {
99         .name           = "sh_ohci",
100         .id             = -1,
101         .dev = {
102                 .dma_mask               = &usb_ohci_dma_mask,
103                 .coherent_dma_mask      = 0xffffffff,
104         },
105         .num_resources  = ARRAY_SIZE(usb_ohci_resources),
106         .resource       = usb_ohci_resources,
107 };
108
109 static struct resource usbf_resources[] = {
110         [0] = {
111                 .name   = "sh_udc",
112                 .start  = 0xA4420000,
113                 .end    = 0xA44200FF,
114                 .flags  = IORESOURCE_MEM,
115         },
116         [1] = {
117                 .name   = "sh_udc",
118                 .start  = 65,
119                 .end    = 65,
120                 .flags  = IORESOURCE_IRQ,
121         },
122 };
123
124 static struct platform_device usbf_device = {
125         .name           = "sh_udc",
126         .id             = -1,
127         .dev = {
128                 .dma_mask               = NULL,
129                 .coherent_dma_mask      = 0xffffffff,
130         },
131         .num_resources  = ARRAY_SIZE(usbf_resources),
132         .resource       = usbf_resources,
133 };
134
135 static struct platform_device *sh7720_devices[] __initdata = {
136         &rtc_device,
137         &sci_device,
138         &usb_ohci_device,
139         &usbf_device,
140 };
141
142 static int __init sh7720_devices_setup(void)
143 {
144         return platform_add_devices(sh7720_devices,
145                                     ARRAY_SIZE(sh7720_devices));
146 }
147 __initcall(sh7720_devices_setup);
148
149 enum {
150         UNUSED = 0,
151
152         /* interrupt sources */
153         TMU0, TMU1, TMU2, RTC_ATI, RTC_PRI, RTC_CUI,
154         WDT, REF_RCMI, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND,
155         IRQ0, IRQ1, IRQ2, IRQ3,
156         USBF_SPD, TMU_SUNI, IRQ5, IRQ4,
157         DMAC1_DEI0, DMAC1_DEI1, DMAC1_DEI2, DMAC1_DEI3, LCDC, SSL,
158         ADC, DMAC2_DEI4, DMAC2_DEI5, USBFI0, USBFI1, CMT,
159         SCIF0, SCIF1,
160         PINT07, PINT815, TPU0, TPU1, TPU2, TPU3, IIC,
161         SIOF0, SIOF1, MMCI0, MMCI1, MMCI2, MMCI3, PCC,
162         USBHI, AFEIF,
163         H_UDI,
164         /* interrupt groups */
165         TMU, RTC, SIM, DMAC1, USBFI, DMAC2, USB, TPU, MMC,
166 };
167
168 static struct intc_vect vectors[] __initdata = {
169         /* IRQ0->5 are handled in setup-sh3.c */
170         INTC_VECT(TMU0, 0x400),       INTC_VECT(TMU1, 0x420),
171         INTC_VECT(TMU2, 0x440),       INTC_VECT(RTC_ATI, 0x480),
172         INTC_VECT(RTC_PRI, 0x4a0),    INTC_VECT(RTC_CUI, 0x4c0),
173         INTC_VECT(SIM_ERI, 0x4e0),    INTC_VECT(SIM_RXI, 0x500),
174         INTC_VECT(SIM_TXI, 0x520),    INTC_VECT(SIM_TEND, 0x540),
175         INTC_VECT(WDT, 0x560),        INTC_VECT(REF_RCMI, 0x580),
176         /* H_UDI cannot be masked */  INTC_VECT(TMU_SUNI, 0x6c0),
177         INTC_VECT(USBF_SPD, 0x6e0),   INTC_VECT(DMAC1_DEI0, 0x800),
178         INTC_VECT(DMAC1_DEI1, 0x820), INTC_VECT(DMAC1_DEI2, 0x840),
179         INTC_VECT(DMAC1_DEI3, 0x860), INTC_VECT(LCDC, 0x900),
180 #if defined(CONFIG_CPU_SUBTYPE_SH7720)
181         INTC_VECT(SSL, 0x980),
182 #endif
183         INTC_VECT(USBFI0, 0xa20),     INTC_VECT(USBFI1, 0xa40),
184         INTC_VECT(USBHI, 0xa60),
185         INTC_VECT(DMAC2_DEI4, 0xb80), INTC_VECT(DMAC2_DEI5, 0xba0),
186         INTC_VECT(ADC, 0xbe0),        INTC_VECT(SCIF0, 0xc00),
187         INTC_VECT(SCIF1, 0xc20),      INTC_VECT(PINT07, 0xc80),
188         INTC_VECT(PINT815, 0xca0),    INTC_VECT(SIOF0, 0xd00),
189         INTC_VECT(SIOF1, 0xd20),      INTC_VECT(TPU0, 0xd80),
190         INTC_VECT(TPU1, 0xda0),       INTC_VECT(TPU2, 0xdc0),
191         INTC_VECT(TPU3, 0xde0),       INTC_VECT(IIC, 0xe00),
192         INTC_VECT(MMCI0, 0xe80),      INTC_VECT(MMCI1, 0xea0),
193         INTC_VECT(MMCI2, 0xec0),      INTC_VECT(MMCI3, 0xee0),
194         INTC_VECT(CMT, 0xf00),        INTC_VECT(PCC, 0xf60),
195         INTC_VECT(AFEIF, 0xfe0),
196 };
197
198 static struct intc_group groups[] __initdata = {
199         INTC_GROUP(TMU, TMU0, TMU1, TMU2),
200         INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI),
201         INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEND),
202         INTC_GROUP(DMAC1, DMAC1_DEI0, DMAC1_DEI1, DMAC1_DEI2, DMAC1_DEI3),
203         INTC_GROUP(USBFI, USBFI0, USBFI1),
204         INTC_GROUP(DMAC2, DMAC2_DEI4, DMAC2_DEI5),
205         INTC_GROUP(TPU, TPU0, TPU1, TPU2, TPU3),
206         INTC_GROUP(MMC, MMCI0, MMCI1, MMCI2, MMCI3),
207 };
208
209 static struct intc_prio_reg prio_registers[] __initdata = {
210         { 0xA414FEE2UL, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
211         { 0xA414FEE4UL, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, SIM, 0 } },
212         { 0xA4140016UL, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
213         { 0xA4140018UL, 0, 16, 4, /* IPRD */ { USBF_SPD, TMU_SUNI, IRQ5, IRQ4 } },
214 #if defined(CONFIG_CPU_SUBTYPE_SH7720)
215         { 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, SSL } },
216 #else
217         { 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, 0 } },
218 #endif
219         { 0xA4080000UL, 0, 16, 4, /* IPRF */ { ADC, DMAC2, USBFI, CMT } },
220         { 0xA4080002UL, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, 0, 0 } },
221         { 0xA4080004UL, 0, 16, 4, /* IPRH */ { PINT07, PINT815, TPU, IIC } },
222         { 0xA4080006UL, 0, 16, 4, /* IPRI */ { SIOF0, SIOF1, MMC, PCC } },
223         { 0xA4080008UL, 0, 16, 4, /* IPRJ */ { 0, USBHI, 0, AFEIF } },
224 };
225
226 static DECLARE_INTC_DESC(intc_desc, "sh7720", vectors, groups,
227                 NULL, prio_registers, NULL);
228
229 void __init plat_irq_setup(void)
230 {
231         register_intc_controller(&intc_desc);
232         plat_irq_setup_sh3();
233 }