2 * linux/arch/m32r/kernel/setup_mappi3.c
4 * Setup routines for Renesas MAPPI-III(M3A-2170) Board
6 * Copyright (c) 2001-2005 Hiroyuki Kondo, Hirokazu Takata,
7 * Hitoshi Yamamoto, Mamoru Sakugawa
10 #include <linux/irq.h>
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/platform_device.h>
15 #include <asm/system.h>
19 #define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
21 icu_data_t icu_data
[NR_IRQS
];
23 static void disable_mappi3_irq(unsigned int irq
)
25 unsigned long port
, data
;
27 if ((irq
== 0) ||(irq
>= NR_IRQS
)) {
28 printk("bad irq 0x%08x\n", irq
);
32 data
= icu_data
[irq
].icucr
|M32R_ICUCR_ILEVEL7
;
36 static void enable_mappi3_irq(unsigned int irq
)
38 unsigned long port
, data
;
40 if ((irq
== 0) ||(irq
>= NR_IRQS
)) {
41 printk("bad irq 0x%08x\n", irq
);
45 data
= icu_data
[irq
].icucr
|M32R_ICUCR_IEN
|M32R_ICUCR_ILEVEL6
;
49 static void mask_and_ack_mappi3(unsigned int irq
)
51 disable_mappi3_irq(irq
);
54 static void end_mappi3_irq(unsigned int irq
)
56 enable_mappi3_irq(irq
);
59 static unsigned int startup_mappi3_irq(unsigned int irq
)
61 enable_mappi3_irq(irq
);
65 static void shutdown_mappi3_irq(unsigned int irq
)
70 outl(M32R_ICUCR_ILEVEL7
, port
);
73 static struct hw_interrupt_type mappi3_irq_type
=
75 .typename
= "MAPPI3-IRQ",
76 .startup
= startup_mappi3_irq
,
77 .shutdown
= shutdown_mappi3_irq
,
78 .enable
= enable_mappi3_irq
,
79 .disable
= disable_mappi3_irq
,
80 .ack
= mask_and_ack_mappi3
,
84 void __init
init_IRQ(void)
86 #if defined(CONFIG_SMC91X)
87 /* INT0 : LAN controller (SMC91111) */
88 irq_desc
[M32R_IRQ_INT0
].status
= IRQ_DISABLED
;
89 irq_desc
[M32R_IRQ_INT0
].chip
= &mappi3_irq_type
;
90 irq_desc
[M32R_IRQ_INT0
].action
= 0;
91 irq_desc
[M32R_IRQ_INT0
].depth
= 1;
92 icu_data
[M32R_IRQ_INT0
].icucr
= M32R_ICUCR_IEN
|M32R_ICUCR_ISMOD10
;
93 disable_mappi3_irq(M32R_IRQ_INT0
);
94 #endif /* CONFIG_SMC91X */
96 /* MFT2 : system timer */
97 irq_desc
[M32R_IRQ_MFT2
].status
= IRQ_DISABLED
;
98 irq_desc
[M32R_IRQ_MFT2
].chip
= &mappi3_irq_type
;
99 irq_desc
[M32R_IRQ_MFT2
].action
= 0;
100 irq_desc
[M32R_IRQ_MFT2
].depth
= 1;
101 icu_data
[M32R_IRQ_MFT2
].icucr
= M32R_ICUCR_IEN
;
102 disable_mappi3_irq(M32R_IRQ_MFT2
);
104 #ifdef CONFIG_SERIAL_M32R_SIO
105 /* SIO0_R : uart receive data */
106 irq_desc
[M32R_IRQ_SIO0_R
].status
= IRQ_DISABLED
;
107 irq_desc
[M32R_IRQ_SIO0_R
].chip
= &mappi3_irq_type
;
108 irq_desc
[M32R_IRQ_SIO0_R
].action
= 0;
109 irq_desc
[M32R_IRQ_SIO0_R
].depth
= 1;
110 icu_data
[M32R_IRQ_SIO0_R
].icucr
= 0;
111 disable_mappi3_irq(M32R_IRQ_SIO0_R
);
113 /* SIO0_S : uart send data */
114 irq_desc
[M32R_IRQ_SIO0_S
].status
= IRQ_DISABLED
;
115 irq_desc
[M32R_IRQ_SIO0_S
].chip
= &mappi3_irq_type
;
116 irq_desc
[M32R_IRQ_SIO0_S
].action
= 0;
117 irq_desc
[M32R_IRQ_SIO0_S
].depth
= 1;
118 icu_data
[M32R_IRQ_SIO0_S
].icucr
= 0;
119 disable_mappi3_irq(M32R_IRQ_SIO0_S
);
120 /* SIO1_R : uart receive data */
121 irq_desc
[M32R_IRQ_SIO1_R
].status
= IRQ_DISABLED
;
122 irq_desc
[M32R_IRQ_SIO1_R
].chip
= &mappi3_irq_type
;
123 irq_desc
[M32R_IRQ_SIO1_R
].action
= 0;
124 irq_desc
[M32R_IRQ_SIO1_R
].depth
= 1;
125 icu_data
[M32R_IRQ_SIO1_R
].icucr
= 0;
126 disable_mappi3_irq(M32R_IRQ_SIO1_R
);
128 /* SIO1_S : uart send data */
129 irq_desc
[M32R_IRQ_SIO1_S
].status
= IRQ_DISABLED
;
130 irq_desc
[M32R_IRQ_SIO1_S
].chip
= &mappi3_irq_type
;
131 irq_desc
[M32R_IRQ_SIO1_S
].action
= 0;
132 irq_desc
[M32R_IRQ_SIO1_S
].depth
= 1;
133 icu_data
[M32R_IRQ_SIO1_S
].icucr
= 0;
134 disable_mappi3_irq(M32R_IRQ_SIO1_S
);
135 #endif /* CONFIG_M32R_USE_DBG_CONSOLE */
137 #if defined(CONFIG_USB)
138 /* INT1 : USB Host controller interrupt */
139 irq_desc
[M32R_IRQ_INT1
].status
= IRQ_DISABLED
;
140 irq_desc
[M32R_IRQ_INT1
].chip
= &mappi3_irq_type
;
141 irq_desc
[M32R_IRQ_INT1
].action
= 0;
142 irq_desc
[M32R_IRQ_INT1
].depth
= 1;
143 icu_data
[M32R_IRQ_INT1
].icucr
= M32R_ICUCR_ISMOD01
;
144 disable_mappi3_irq(M32R_IRQ_INT1
);
145 #endif /* CONFIG_USB */
148 irq_desc
[PLD_IRQ_CFIREQ
].status
= IRQ_DISABLED
;
149 irq_desc
[PLD_IRQ_CFIREQ
].chip
= &mappi3_irq_type
;
150 irq_desc
[PLD_IRQ_CFIREQ
].action
= 0;
151 irq_desc
[PLD_IRQ_CFIREQ
].depth
= 1; /* disable nested irq */
152 icu_data
[PLD_IRQ_CFIREQ
].icucr
= M32R_ICUCR_IEN
|M32R_ICUCR_ISMOD01
;
153 disable_mappi3_irq(PLD_IRQ_CFIREQ
);
155 #if defined(CONFIG_M32R_CFC)
156 /* ICUCR41: CFC Insert & eject */
157 irq_desc
[PLD_IRQ_CFC_INSERT
].status
= IRQ_DISABLED
;
158 irq_desc
[PLD_IRQ_CFC_INSERT
].chip
= &mappi3_irq_type
;
159 irq_desc
[PLD_IRQ_CFC_INSERT
].action
= 0;
160 irq_desc
[PLD_IRQ_CFC_INSERT
].depth
= 1; /* disable nested irq */
161 icu_data
[PLD_IRQ_CFC_INSERT
].icucr
= M32R_ICUCR_IEN
|M32R_ICUCR_ISMOD00
;
162 disable_mappi3_irq(PLD_IRQ_CFC_INSERT
);
164 #endif /* CONFIG_M32R_CFC */
167 irq_desc
[PLD_IRQ_IDEIREQ
].status
= IRQ_DISABLED
;
168 irq_desc
[PLD_IRQ_IDEIREQ
].chip
= &mappi3_irq_type
;
169 irq_desc
[PLD_IRQ_IDEIREQ
].action
= 0;
170 irq_desc
[PLD_IRQ_IDEIREQ
].depth
= 1; /* disable nested irq */
171 icu_data
[PLD_IRQ_IDEIREQ
].icucr
= M32R_ICUCR_IEN
|M32R_ICUCR_ISMOD10
;
172 disable_mappi3_irq(PLD_IRQ_IDEIREQ
);
176 #if defined(CONFIG_SMC91X)
178 #define LAN_IOSTART 0x300
179 #define LAN_IOEND 0x320
180 static struct resource smc91x_resources
[] = {
182 .start
= (LAN_IOSTART
),
184 .flags
= IORESOURCE_MEM
,
187 .start
= M32R_IRQ_INT0
,
188 .end
= M32R_IRQ_INT0
,
189 .flags
= IORESOURCE_IRQ
,
193 static struct platform_device smc91x_device
= {
196 .num_resources
= ARRAY_SIZE(smc91x_resources
),
197 .resource
= smc91x_resources
,
202 #if defined(CONFIG_FB_S1D13XXX)
204 #include <video/s1d13xxxfb.h>
205 #include <asm/s1d13806.h>
207 static struct s1d13xxxfb_pdata s1d13xxxfb_data
= {
208 .initregs
= s1d13xxxfb_initregs
,
209 .initregssize
= ARRAY_SIZE(s1d13xxxfb_initregs
),
210 .platform_init_video
= NULL
,
212 .platform_suspend_video
= NULL
,
213 .platform_resume_video
= NULL
,
217 static struct resource s1d13xxxfb_resources
[] = {
219 .start
= 0x1d600000UL
,
221 .flags
= IORESOURCE_MEM
,
224 .start
= 0x1d400000UL
,
226 .flags
= IORESOURCE_MEM
,
230 static struct platform_device s1d13xxxfb_device
= {
231 .name
= S1D_DEVICENAME
,
234 .platform_data
= &s1d13xxxfb_data
,
236 .num_resources
= ARRAY_SIZE(s1d13xxxfb_resources
),
237 .resource
= s1d13xxxfb_resources
,
241 static int __init
platform_init(void)
243 #if defined(CONFIG_SMC91X)
244 platform_device_register(&smc91x_device
);
246 #if defined(CONFIG_FB_S1D13XXX)
247 platform_device_register(&s1d13xxxfb_device
);
251 arch_initcall(platform_init
);