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>
15 #include <linux/serial_sci.h>
17 static struct resource rtc_resources[] = {
20 .end = 0xffc80000 + 0x58 - 1,
21 .flags = IORESOURCE_IO,
24 /* Shared Period/Carry/Alarm IRQ */
26 .flags = IORESOURCE_IRQ,
30 static struct platform_device rtc_device = {
33 .num_resources = ARRAY_SIZE(rtc_resources),
34 .resource = rtc_resources,
37 static struct plat_sci_port sci_platform_data[] = {
39 #ifndef CONFIG_SH_RTS7751R2D
40 .mapbase = 0xffe00000,
41 .flags = UPF_BOOT_AUTOCONF,
43 .irqs = { 23, 23, 23, 0 },
46 .mapbase = 0xffe80000,
47 .flags = UPF_BOOT_AUTOCONF,
49 .irqs = { 40, 40, 40, 40 },
55 static struct platform_device sci_device = {
59 .platform_data = sci_platform_data,
63 static struct platform_device *sh7750_devices[] __initdata = {
68 static int __init sh7750_devices_setup(void)
70 return platform_add_devices(sh7750_devices,
71 ARRAY_SIZE(sh7750_devices));
73 __initcall(sh7750_devices_setup);
78 /* interrupt sources */
79 IRL0, IRL1, IRL2, IRL3, /* only IRLM mode supported */
81 PCIC0_PCISERR, PCIC1_PCIERR, PCIC1_PCIPWDWN, PCIC1_PCIPWON,
82 PCIC1_PCIDMA0, PCIC1_PCIDMA1, PCIC1_PCIDMA2, PCIC1_PCIDMA3,
83 TMU3, TMU4, TMU0, TMU1, TMU2, RTC, SCI1, SCIF, WDT, REF,
85 /* interrupt groups */
89 static struct intc_vect vectors[] __initdata = {
90 INTC_VECT(HUDI, 0x600), INTC_VECT(GPIOI, 0x620),
91 INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
92 INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2, 0x460),
93 INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0),
94 INTC_VECT(RTC, 0x4c0),
95 INTC_VECT(SCI1, 0x4e0), INTC_VECT(SCI1, 0x500),
96 INTC_VECT(SCI1, 0x520), INTC_VECT(SCI1, 0x540),
97 INTC_VECT(SCIF, 0x700), INTC_VECT(SCIF, 0x720),
98 INTC_VECT(SCIF, 0x740), INTC_VECT(SCIF, 0x760),
99 INTC_VECT(WDT, 0x560),
100 INTC_VECT(REF, 0x580), INTC_VECT(REF, 0x5a0),
103 static struct intc_prio_reg prio_registers[] __initdata = {
104 { 0xffd00004, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
105 { 0xffd00008, 0, 16, 4, /* IPRB */ { WDT, REF, SCI1, 0 } },
106 { 0xffd0000c, 0, 16, 4, /* IPRC */ { GPIOI, DMAC, SCIF, HUDI } },
107 { 0xffd00010, 0, 16, 4, /* IPRD */ { IRL0, IRL1, IRL2, IRL3 } },
108 { 0xfe080000, 0, 32, 4, /* INTPRI00 */ { 0, 0, 0, 0,
110 PCIC1, PCIC0_PCISERR } },
113 static DECLARE_INTC_DESC(intc_desc, "sh7750", vectors, NULL,
114 NULL, prio_registers, NULL);
116 /* SH7750, SH7750S, SH7751 and SH7091 all have 4-channel DMA controllers */
117 #if defined(CONFIG_CPU_SUBTYPE_SH7750) || \
118 defined(CONFIG_CPU_SUBTYPE_SH7750S) || \
119 defined(CONFIG_CPU_SUBTYPE_SH7751) || \
120 defined(CONFIG_CPU_SUBTYPE_SH7091)
121 static struct intc_vect vectors_dma4[] __initdata = {
122 INTC_VECT(DMAC, 0x640), INTC_VECT(DMAC, 0x660),
123 INTC_VECT(DMAC, 0x680), INTC_VECT(DMAC, 0x6a0),
124 INTC_VECT(DMAC, 0x6c0),
127 static DECLARE_INTC_DESC(intc_desc_dma4, "sh7750_dma4",
129 NULL, prio_registers, NULL);
132 /* SH7750R and SH7751R both have 8-channel DMA controllers */
133 #if defined(CONFIG_CPU_SUBTYPE_SH7750R) || defined(CONFIG_CPU_SUBTYPE_SH7751R)
134 static struct intc_vect vectors_dma8[] __initdata = {
135 INTC_VECT(DMAC, 0x640), INTC_VECT(DMAC, 0x660),
136 INTC_VECT(DMAC, 0x680), INTC_VECT(DMAC, 0x6a0),
137 INTC_VECT(DMAC, 0x780), INTC_VECT(DMAC, 0x7a0),
138 INTC_VECT(DMAC, 0x7c0), INTC_VECT(DMAC, 0x7e0),
139 INTC_VECT(DMAC, 0x6c0),
142 static DECLARE_INTC_DESC(intc_desc_dma8, "sh7750_dma8",
144 NULL, prio_registers, NULL);
147 /* SH7750R, SH7751 and SH7751R all have two extra timer channels */
148 #if defined(CONFIG_CPU_SUBTYPE_SH7750R) || \
149 defined(CONFIG_CPU_SUBTYPE_SH7751) || \
150 defined(CONFIG_CPU_SUBTYPE_SH7751R)
151 static struct intc_vect vectors_tmu34[] __initdata = {
152 INTC_VECT(TMU3, 0xb00), INTC_VECT(TMU4, 0xb80),
155 static struct intc_mask_reg mask_registers[] __initdata = {
156 { 0xfe080040, 0xfe080060, 32, /* INTMSK00 / INTMSKCLR00 */
157 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
158 0, 0, 0, 0, 0, 0, TMU4, TMU3,
159 PCIC1_PCIERR, PCIC1_PCIPWDWN, PCIC1_PCIPWON,
160 PCIC1_PCIDMA0, PCIC1_PCIDMA1, PCIC1_PCIDMA2,
161 PCIC1_PCIDMA3, PCIC0_PCISERR } },
164 static DECLARE_INTC_DESC(intc_desc_tmu34, "sh7750_tmu34",
166 mask_registers, prio_registers, NULL);
169 /* SH7750S, SH7750R, SH7751 and SH7751R all have IRLM priority registers */
170 static struct intc_vect vectors_irlm[] __initdata = {
171 INTC_VECT(IRL0, 0x240), INTC_VECT(IRL1, 0x2a0),
172 INTC_VECT(IRL2, 0x300), INTC_VECT(IRL3, 0x360),
175 static DECLARE_INTC_DESC(intc_desc_irlm, "sh7750_irlm", vectors_irlm, NULL,
176 NULL, prio_registers, NULL);
178 /* SH7751 and SH7751R both have PCI */
179 #if defined(CONFIG_CPU_SUBTYPE_SH7751) || defined(CONFIG_CPU_SUBTYPE_SH7751R)
180 static struct intc_vect vectors_pci[] __initdata = {
181 INTC_VECT(PCIC0_PCISERR, 0xa00), INTC_VECT(PCIC1_PCIERR, 0xae0),
182 INTC_VECT(PCIC1_PCIPWDWN, 0xac0), INTC_VECT(PCIC1_PCIPWON, 0xaa0),
183 INTC_VECT(PCIC1_PCIDMA0, 0xa80), INTC_VECT(PCIC1_PCIDMA1, 0xa60),
184 INTC_VECT(PCIC1_PCIDMA2, 0xa40), INTC_VECT(PCIC1_PCIDMA3, 0xa20),
187 static struct intc_group groups_pci[] __initdata = {
188 INTC_GROUP(PCIC1, PCIC1_PCIERR, PCIC1_PCIPWDWN, PCIC1_PCIPWON,
189 PCIC1_PCIDMA0, PCIC1_PCIDMA1, PCIC1_PCIDMA2, PCIC1_PCIDMA3),
192 static DECLARE_INTC_DESC(intc_desc_pci, "sh7750_pci", vectors_pci, groups_pci,
193 mask_registers, prio_registers, NULL);
196 #if defined(CONFIG_CPU_SUBTYPE_SH7750) || \
197 defined(CONFIG_CPU_SUBTYPE_SH7750S) || \
198 defined(CONFIG_CPU_SUBTYPE_SH7091)
199 void __init plat_irq_setup(void)
202 * same vectors for SH7750, SH7750S and SH7091 except for IRLM,
205 register_intc_controller(&intc_desc);
206 register_intc_controller(&intc_desc_dma4);
210 #if defined(CONFIG_CPU_SUBTYPE_SH7750R)
211 void __init plat_irq_setup(void)
213 register_intc_controller(&intc_desc);
214 register_intc_controller(&intc_desc_dma8);
215 register_intc_controller(&intc_desc_tmu34);
219 #if defined(CONFIG_CPU_SUBTYPE_SH7751)
220 void __init plat_irq_setup(void)
222 register_intc_controller(&intc_desc);
223 register_intc_controller(&intc_desc_dma4);
224 register_intc_controller(&intc_desc_tmu34);
225 register_intc_controller(&intc_desc_pci);
229 #if defined(CONFIG_CPU_SUBTYPE_SH7751R)
230 void __init plat_irq_setup(void)
232 register_intc_controller(&intc_desc);
233 register_intc_controller(&intc_desc_dma8);
234 register_intc_controller(&intc_desc_tmu34);
235 register_intc_controller(&intc_desc_pci);
239 #define INTC_ICR 0xffd00000UL
240 #define INTC_ICR_IRLM (1<<7)
242 void __init plat_irq_setup_pins(int mode)
244 #if defined(CONFIG_CPU_SUBTYPE_SH7750) || defined(CONFIG_CPU_SUBTYPE_SH7091)
245 BUG(); /* impossible to mask interrupts on SH7750 and SH7091 */
250 case IRQ_MODE_IRQ: /* individual interrupt mode for IRL3-0 */
251 ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
252 register_intc_controller(&intc_desc_irlm);