Remove obsolete #include <linux/config.h>
[linux-3.10.git] / arch / m32r / kernel / setup_m32104ut.c
1 /*
2  *  linux/arch/m32r/kernel/setup_m32104ut.c
3  *
4  *  Setup routines for M32104UT Board
5  *
6  *  Copyright (c) 2002-2005  Hiroyuki Kondo, Hirokazu Takata,
7  *                           Hitoshi Yamamoto, Mamoru Sakugawa,
8  *                           Naoto Sugai, Hayato Fujiwara
9  */
10
11 #include <linux/irq.h>
12 #include <linux/kernel.h>
13 #include <linux/init.h>
14 #include <linux/device.h>
15
16 #include <asm/system.h>
17 #include <asm/m32r.h>
18 #include <asm/io.h>
19
20 #define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
21
22 icu_data_t icu_data[NR_IRQS];
23
24 static void disable_m32104ut_irq(unsigned int irq)
25 {
26         unsigned long port, data;
27
28         port = irq2port(irq);
29         data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7;
30         outl(data, port);
31 }
32
33 static void enable_m32104ut_irq(unsigned int irq)
34 {
35         unsigned long port, data;
36
37         port = irq2port(irq);
38         data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6;
39         outl(data, port);
40 }
41
42 static void mask_and_ack_m32104ut(unsigned int irq)
43 {
44         disable_m32104ut_irq(irq);
45 }
46
47 static void end_m32104ut_irq(unsigned int irq)
48 {
49         enable_m32104ut_irq(irq);
50 }
51
52 static unsigned int startup_m32104ut_irq(unsigned int irq)
53 {
54         enable_m32104ut_irq(irq);
55         return (0);
56 }
57
58 static void shutdown_m32104ut_irq(unsigned int irq)
59 {
60         unsigned long port;
61
62         port = irq2port(irq);
63         outl(M32R_ICUCR_ILEVEL7, port);
64 }
65
66 static struct hw_interrupt_type m32104ut_irq_type =
67 {
68         .typename = "M32104UT-IRQ",
69         .startup = startup_m32104ut_irq,
70         .shutdown = shutdown_m32104ut_irq,
71         .enable = enable_m32104ut_irq,
72         .disable = disable_m32104ut_irq,
73         .ack = mask_and_ack_m32104ut,
74         .end = end_m32104ut_irq
75 };
76
77 void __init init_IRQ(void)
78 {
79         static int once = 0;
80
81         if (once)
82                 return;
83         else
84                 once++;
85
86 #if defined(CONFIG_SMC91X)
87         /* INT#0: LAN controller on M32104UT-LAN (SMC91C111)*/
88         irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED;
89         irq_desc[M32R_IRQ_INT0].chip = &m32104ut_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_ISMOD11; /* "H" level sense */
93         disable_m32104ut_irq(M32R_IRQ_INT0);
94 #endif  /* CONFIG_SMC91X */
95
96         /* MFT2 : system timer */
97         irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED;
98         irq_desc[M32R_IRQ_MFT2].chip = &m32104ut_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_m32104ut_irq(M32R_IRQ_MFT2);
103
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 = &m32104ut_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 = M32R_ICUCR_IEN;
111         disable_m32104ut_irq(M32R_IRQ_SIO0_R);
112
113         /* SIO0_S : uart send data */
114         irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED;
115         irq_desc[M32R_IRQ_SIO0_S].chip = &m32104ut_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 = M32R_ICUCR_IEN;
119         disable_m32104ut_irq(M32R_IRQ_SIO0_S);
120 #endif /* CONFIG_SERIAL_M32R_SIO */
121 }
122
123 #if defined(CONFIG_SMC91X)
124
125 #define LAN_IOSTART     0x300
126 #define LAN_IOEND       0x320
127 static struct resource smc91x_resources[] = {
128         [0] = {
129                 .start  = (LAN_IOSTART),
130                 .end    = (LAN_IOEND),
131                 .flags  = IORESOURCE_MEM,
132         },
133         [1] = {
134                 .start  = M32R_IRQ_INT0,
135                 .end    = M32R_IRQ_INT0,
136                 .flags  = IORESOURCE_IRQ,
137         }
138 };
139
140 static struct platform_device smc91x_device = {
141         .name           = "smc91x",
142         .id             = 0,
143         .num_resources  = ARRAY_SIZE(smc91x_resources),
144         .resource       = smc91x_resources,
145 };
146 #endif
147
148 static int __init platform_init(void)
149 {
150 #if defined(CONFIG_SMC91X)
151         platform_device_register(&smc91x_device);
152 #endif
153         return 0;
154 }
155 arch_initcall(platform_init);