4 * Copyright (C) 2006 Paul Mundt
5 * Copyright (C) 2006 Jamie Lenehan
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/serial.h>
17 static struct resource rtc_resources[] = {
20 .end = 0xffc80000 + 0x58 - 1,
21 .flags = IORESOURCE_IO,
26 .flags = IORESOURCE_IRQ,
31 .flags = IORESOURCE_IRQ,
36 .flags = IORESOURCE_IRQ,
40 static struct platform_device rtc_device = {
43 .num_resources = ARRAY_SIZE(rtc_resources),
44 .resource = rtc_resources,
47 static struct plat_sci_port sci_platform_data[] = {
49 #ifndef CONFIG_SH_RTS7751R2D
50 .mapbase = 0xffe00000,
51 .flags = UPF_BOOT_AUTOCONF,
53 .irqs = { 23, 24, 25, 0 },
56 .mapbase = 0xffe80000,
57 .flags = UPF_BOOT_AUTOCONF,
59 .irqs = { 40, 41, 43, 42 },
65 static struct platform_device sci_device = {
69 .platform_data = sci_platform_data,
73 static struct platform_device *sh7750_devices[] __initdata = {
78 static int __init sh7750_devices_setup(void)
80 return platform_add_devices(sh7750_devices,
81 ARRAY_SIZE(sh7750_devices));
83 __initcall(sh7750_devices_setup);
88 /* interrupt sources */
89 IRL0, IRL1, IRL2, IRL3, /* only IRLM mode supported */
91 DMAC_DMTE0, DMAC_DMTE1, DMAC_DMTE2, DMAC_DMTE3,
92 DMAC_DMTE4, DMAC_DMTE5, DMAC_DMTE6, DMAC_DMTE7,
94 PCIC0_PCISERR, PCIC1_PCIERR, PCIC1_PCIPWDWN, PCIC1_PCIPWON,
95 PCIC1_PCIDMA0, PCIC1_PCIDMA1, PCIC1_PCIDMA2, PCIC1_PCIDMA3,
96 TMU3, TMU4, TMU0, TMU1, TMU2_TUNI, TMU2_TICPI,
97 RTC_ATI, RTC_PRI, RTC_CUI,
98 SCI1_ERI, SCI1_RXI, SCI1_TXI, SCI1_TEI,
99 SCIF_ERI, SCIF_RXI, SCIF_BRI, SCIF_TXI,
103 /* interrupt groups */
104 DMAC, PCIC1, TMU2, RTC, SCI1, SCIF, REF,
107 static struct intc_vect vectors[] = {
108 INTC_VECT(HUDI, 0x600), INTC_VECT(GPIOI, 0x620),
109 INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
110 INTC_VECT(TMU2_TUNI, 0x440), INTC_VECT(TMU2_TICPI, 0x460),
111 INTC_VECT(RTC_ATI, 0x480), INTC_VECT(RTC_PRI, 0x4a0),
112 INTC_VECT(RTC_CUI, 0x4c0),
113 INTC_VECT(SCI1_ERI, 0x4e0), INTC_VECT(SCI1_RXI, 0x500),
114 INTC_VECT(SCI1_TXI, 0x520), INTC_VECT(SCI1_TEI, 0x540),
115 INTC_VECT(SCIF_ERI, 0x700), INTC_VECT(SCIF_RXI, 0x720),
116 INTC_VECT(SCIF_BRI, 0x740), INTC_VECT(SCIF_TXI, 0x760),
117 INTC_VECT(WDT, 0x560),
118 INTC_VECT(REF_RCMI, 0x580), INTC_VECT(REF_ROVI, 0x5a0),
121 static struct intc_group groups[] = {
122 INTC_GROUP(TMU2, TMU2_TUNI, TMU2_TICPI),
123 INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI),
124 INTC_GROUP(SCI1, SCI1_ERI, SCI1_RXI, SCI1_TXI, SCI1_TEI),
125 INTC_GROUP(SCIF, SCIF_ERI, SCIF_RXI, SCIF_BRI, SCIF_TXI),
126 INTC_GROUP(REF, REF_RCMI, REF_ROVI),
129 static struct intc_prio priorities[] = {
135 static struct intc_prio_reg prio_registers[] = {
136 { 0xffd00004, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
137 { 0xffd00008, 16, 4, /* IPRB */ { WDT, REF, SCI1, 0 } },
138 { 0xffd0000c, 16, 4, /* IPRC */ { GPIOI, DMAC, SCIF, HUDI } },
139 { 0xffd00010, 16, 4, /* IPRD */ { IRL0, IRL1, IRL2, IRL3 } },
140 { 0xfe080000, 32, 4, /* INTPRI00 */ { 0, 0, 0, 0,
142 PCIC1, PCIC0_PCISERR } },
145 static DECLARE_INTC_DESC(intc_desc, "sh7750", vectors, groups,
146 priorities, NULL, prio_registers, NULL);
148 /* SH7750, SH7750S, SH7751 and SH7091 all have 4-channel DMA controllers */
149 #if defined(CONFIG_CPU_SUBTYPE_SH7750) || \
150 defined(CONFIG_CPU_SUBTYPE_SH7750S) || \
151 defined(CONFIG_CPU_SUBTYPE_SH7751) || \
152 defined(CONFIG_CPU_SUBTYPE_SH7091)
153 static struct intc_vect vectors_dma4[] = {
154 INTC_VECT(DMAC_DMTE0, 0x640), INTC_VECT(DMAC_DMTE1, 0x660),
155 INTC_VECT(DMAC_DMTE2, 0x680), INTC_VECT(DMAC_DMTE3, 0x6a0),
156 INTC_VECT(DMAC_DMAE, 0x6c0),
159 static struct intc_group groups_dma4[] = {
160 INTC_GROUP(DMAC, DMAC_DMTE0, DMAC_DMTE1, DMAC_DMTE2,
161 DMAC_DMTE3, DMAC_DMAE),
164 static DECLARE_INTC_DESC(intc_desc_dma4, "sh7750_dma4",
165 vectors_dma4, groups_dma4,
166 priorities, NULL, prio_registers, NULL);
169 /* SH7750R and SH7751R both have 8-channel DMA controllers */
170 #if defined(CONFIG_CPU_SUBTYPE_SH7750R) || defined(CONFIG_CPU_SUBTYPE_SH7751R)
171 static struct intc_vect vectors_dma8[] = {
172 INTC_VECT(DMAC_DMTE0, 0x640), INTC_VECT(DMAC_DMTE1, 0x660),
173 INTC_VECT(DMAC_DMTE2, 0x680), INTC_VECT(DMAC_DMTE3, 0x6a0),
174 INTC_VECT(DMAC_DMTE4, 0x780), INTC_VECT(DMAC_DMTE5, 0x7a0),
175 INTC_VECT(DMAC_DMTE6, 0x7c0), INTC_VECT(DMAC_DMTE7, 0x7e0),
176 INTC_VECT(DMAC_DMAE, 0x6c0),
179 static struct intc_group groups_dma8[] = {
180 INTC_GROUP(DMAC, DMAC_DMTE0, DMAC_DMTE1, DMAC_DMTE2,
181 DMAC_DMTE3, DMAC_DMTE4, DMAC_DMTE5,
182 DMAC_DMTE6, DMAC_DMTE7, DMAC_DMAE),
185 static DECLARE_INTC_DESC(intc_desc_dma8, "sh7750_dma8",
186 vectors_dma8, groups_dma8,
187 priorities, NULL, prio_registers, NULL);
190 /* SH7750R, SH7751 and SH7751R all have two extra timer channels */
191 #if defined(CONFIG_CPU_SUBTYPE_SH7750R) || \
192 defined(CONFIG_CPU_SUBTYPE_SH7751) || \
193 defined(CONFIG_CPU_SUBTYPE_SH7751R)
194 static struct intc_vect vectors_tmu34[] = {
195 INTC_VECT(TMU3, 0xb00), INTC_VECT(TMU4, 0xb80),
198 static struct intc_mask_reg mask_registers[] = {
199 { 0xfe080040, 0xfe080060, 32, /* INTMSK00 / INTMSKCLR00 */
200 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
201 0, 0, 0, 0, 0, 0, TMU4, TMU3,
202 PCIC1_PCIERR, PCIC1_PCIPWDWN, PCIC1_PCIPWON,
203 PCIC1_PCIDMA0, PCIC1_PCIDMA1, PCIC1_PCIDMA2,
204 PCIC1_PCIDMA3, PCIC0_PCISERR } },
207 static DECLARE_INTC_DESC(intc_desc_tmu34, "sh7750_tmu34",
208 vectors_tmu34, NULL, priorities,
209 mask_registers, prio_registers, NULL);
212 /* SH7750S, SH7750R, SH7751 and SH7751R all have IRLM priority registers */
213 static struct intc_vect vectors_irlm[] = {
214 INTC_VECT(IRL0, 0x240), INTC_VECT(IRL1, 0x2a0),
215 INTC_VECT(IRL2, 0x300), INTC_VECT(IRL3, 0x360),
218 static DECLARE_INTC_DESC(intc_desc_irlm, "sh7750_irlm", vectors_irlm, NULL,
219 priorities, NULL, prio_registers, NULL);
221 /* SH7751 and SH7751R both have PCI */
222 #if defined(CONFIG_CPU_SUBTYPE_SH7751) || defined(CONFIG_CPU_SUBTYPE_SH7751R)
223 static struct intc_vect vectors_pci[] = {
224 INTC_VECT(PCIC0_PCISERR, 0xa00), INTC_VECT(PCIC1_PCIERR, 0xae0),
225 INTC_VECT(PCIC1_PCIPWDWN, 0xac0), INTC_VECT(PCIC1_PCIPWON, 0xaa0),
226 INTC_VECT(PCIC1_PCIDMA0, 0xa80), INTC_VECT(PCIC1_PCIDMA1, 0xa60),
227 INTC_VECT(PCIC1_PCIDMA2, 0xa40), INTC_VECT(PCIC1_PCIDMA3, 0xa20),
230 static struct intc_group groups_pci[] = {
231 INTC_GROUP(PCIC1, PCIC1_PCIERR, PCIC1_PCIPWDWN, PCIC1_PCIPWON,
232 PCIC1_PCIDMA0, PCIC1_PCIDMA1, PCIC1_PCIDMA2, PCIC1_PCIDMA3),
235 static DECLARE_INTC_DESC(intc_desc_pci, "sh7750_pci", vectors_pci, groups_pci,
236 priorities, mask_registers, prio_registers, NULL);
239 #if defined(CONFIG_CPU_SUBTYPE_SH7750) || \
240 defined(CONFIG_CPU_SUBTYPE_SH7750S) || \
241 defined(CONFIG_CPU_SUBTYPE_SH7091)
242 void __init plat_irq_setup(void)
245 * same vectors for SH7750, SH7750S and SH7091 except for IRLM,
248 register_intc_controller(&intc_desc);
249 register_intc_controller(&intc_desc_dma4);
253 #if defined(CONFIG_CPU_SUBTYPE_SH7750R)
254 void __init plat_irq_setup(void)
256 register_intc_controller(&intc_desc);
257 register_intc_controller(&intc_desc_dma8);
258 register_intc_controller(&intc_desc_tmu34);
262 #if defined(CONFIG_CPU_SUBTYPE_SH7751)
263 void __init plat_irq_setup(void)
265 register_intc_controller(&intc_desc);
266 register_intc_controller(&intc_desc_dma4);
267 register_intc_controller(&intc_desc_tmu34);
268 register_intc_controller(&intc_desc_pci);
272 #if defined(CONFIG_CPU_SUBTYPE_SH7751R)
273 void __init plat_irq_setup(void)
275 register_intc_controller(&intc_desc);
276 register_intc_controller(&intc_desc_dma8);
277 register_intc_controller(&intc_desc_tmu34);
278 register_intc_controller(&intc_desc_pci);
282 #define INTC_ICR 0xffd00000UL
283 #define INTC_ICR_IRLM (1<<7)
285 /* enable individual interrupt mode for external interupts */
286 void __init ipr_irq_enable_irlm(void)
288 #if defined(CONFIG_CPU_SUBTYPE_SH7750) || defined(CONFIG_CPU_SUBTYPE_SH7091)
289 BUG(); /* impossible to mask interrupts on SH7750 and SH7091 */
291 register_intc_controller(&intc_desc_irlm);
293 ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);