Merge master.kernel.org:/pub/scm/linux/kernel/git/chrisw/lsm-2.6
[linux-2.6] / arch / m32r / kernel / setup_mappi.c
1 /*
2  *  linux/arch/m32r/kernel/setup_mappi.c
3  *
4  *  Setup routines for Renesas MAPPI Board
5  *
6  *  Copyright (c) 2001-2005  Hiroyuki Kondo, Hirokazu Takata,
7  *                           Hitoshi Yamamoto
8  */
9
10 #include <linux/config.h>
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 #ifndef CONFIG_SMP
23 typedef struct {
24         unsigned long icucr;  /* ICU Control Register */
25 } icu_data_t;
26 #endif /* CONFIG_SMP */
27
28 icu_data_t icu_data[NR_IRQS];
29
30 static void disable_mappi_irq(unsigned int irq)
31 {
32         unsigned long port, data;
33
34         port = irq2port(irq);
35         data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7;
36         outl(data, port);
37 }
38
39 static void enable_mappi_irq(unsigned int irq)
40 {
41         unsigned long port, data;
42
43         port = irq2port(irq);
44         data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6;
45         outl(data, port);
46 }
47
48 static void mask_and_ack_mappi(unsigned int irq)
49 {
50         disable_mappi_irq(irq);
51 }
52
53 static void end_mappi_irq(unsigned int irq)
54 {
55         enable_mappi_irq(irq);
56 }
57
58 static unsigned int startup_mappi_irq(unsigned int irq)
59 {
60         enable_mappi_irq(irq);
61         return (0);
62 }
63
64 static void shutdown_mappi_irq(unsigned int irq)
65 {
66         unsigned long port;
67
68         port = irq2port(irq);
69         outl(M32R_ICUCR_ILEVEL7, port);
70 }
71
72 static struct hw_interrupt_type mappi_irq_type =
73 {
74         .typename = "MAPPI-IRQ",
75         .startup = startup_mappi_irq,
76         .shutdown = shutdown_mappi_irq,
77         .enable = enable_mappi_irq,
78         .disable = disable_mappi_irq,
79         .ack = mask_and_ack_mappi,
80         .end = end_mappi_irq
81 };
82
83 void __init init_IRQ(void)
84 {
85         static int once = 0;
86
87         if (once)
88                 return;
89         else
90                 once++;
91
92 #ifdef CONFIG_NE2000
93         /* INT0 : LAN controller (RTL8019AS) */
94         irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED;
95         irq_desc[M32R_IRQ_INT0].handler = &mappi_irq_type;
96         irq_desc[M32R_IRQ_INT0].action = 0;
97         irq_desc[M32R_IRQ_INT0].depth = 1;
98         icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
99         disable_mappi_irq(M32R_IRQ_INT0);
100 #endif /* CONFIG_M32R_NE2000 */
101
102         /* MFT2 : system timer */
103         irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED;
104         irq_desc[M32R_IRQ_MFT2].handler = &mappi_irq_type;
105         irq_desc[M32R_IRQ_MFT2].action = 0;
106         irq_desc[M32R_IRQ_MFT2].depth = 1;
107         icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
108         disable_mappi_irq(M32R_IRQ_MFT2);
109
110 #ifdef CONFIG_SERIAL_M32R_SIO
111         /* SIO0_R : uart receive data */
112         irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED;
113         irq_desc[M32R_IRQ_SIO0_R].handler = &mappi_irq_type;
114         irq_desc[M32R_IRQ_SIO0_R].action = 0;
115         irq_desc[M32R_IRQ_SIO0_R].depth = 1;
116         icu_data[M32R_IRQ_SIO0_R].icucr = 0;
117         disable_mappi_irq(M32R_IRQ_SIO0_R);
118
119         /* SIO0_S : uart send data */
120         irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED;
121         irq_desc[M32R_IRQ_SIO0_S].handler = &mappi_irq_type;
122         irq_desc[M32R_IRQ_SIO0_S].action = 0;
123         irq_desc[M32R_IRQ_SIO0_S].depth = 1;
124         icu_data[M32R_IRQ_SIO0_S].icucr = 0;
125         disable_mappi_irq(M32R_IRQ_SIO0_S);
126
127         /* SIO1_R : uart receive data */
128         irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED;
129         irq_desc[M32R_IRQ_SIO1_R].handler = &mappi_irq_type;
130         irq_desc[M32R_IRQ_SIO1_R].action = 0;
131         irq_desc[M32R_IRQ_SIO1_R].depth = 1;
132         icu_data[M32R_IRQ_SIO1_R].icucr = 0;
133         disable_mappi_irq(M32R_IRQ_SIO1_R);
134
135         /* SIO1_S : uart send data */
136         irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED;
137         irq_desc[M32R_IRQ_SIO1_S].handler = &mappi_irq_type;
138         irq_desc[M32R_IRQ_SIO1_S].action = 0;
139         irq_desc[M32R_IRQ_SIO1_S].depth = 1;
140         icu_data[M32R_IRQ_SIO1_S].icucr = 0;
141         disable_mappi_irq(M32R_IRQ_SIO1_S);
142 #endif /* CONFIG_SERIAL_M32R_SIO */
143
144 #if defined(CONFIG_M32R_PCC)
145         /* INT1 : pccard0 interrupt */
146         irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED;
147         irq_desc[M32R_IRQ_INT1].handler = &mappi_irq_type;
148         irq_desc[M32R_IRQ_INT1].action = 0;
149         irq_desc[M32R_IRQ_INT1].depth = 1;
150         icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00;
151         disable_mappi_irq(M32R_IRQ_INT1);
152
153         /* INT2 : pccard1 interrupt */
154         irq_desc[M32R_IRQ_INT2].status = IRQ_DISABLED;
155         irq_desc[M32R_IRQ_INT2].handler = &mappi_irq_type;
156         irq_desc[M32R_IRQ_INT2].action = 0;
157         irq_desc[M32R_IRQ_INT2].depth = 1;
158         icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00;
159         disable_mappi_irq(M32R_IRQ_INT2);
160 #endif /* CONFIG_M32RPCC */
161 }
162
163 #if defined(CONFIG_FB_S1D13XXX)
164
165 #include <video/s1d13xxxfb.h>
166 #include <asm/s1d13806.h>
167
168 static struct s1d13xxxfb_pdata s1d13xxxfb_data = {
169         .initregs               = s1d13xxxfb_initregs,
170         .initregssize           = ARRAY_SIZE(s1d13xxxfb_initregs),
171         .platform_init_video    = NULL,
172 #ifdef CONFIG_PM
173         .platform_suspend_video = NULL,
174         .platform_resume_video  = NULL,
175 #endif
176 };
177
178 static struct resource s1d13xxxfb_resources[] = {
179         [0] = {
180                 .start  = 0x10200000UL,
181                 .end    = 0x1033FFFFUL,
182                 .flags  = IORESOURCE_MEM,
183         },
184         [1] = {
185                 .start  = 0x10000000UL,
186                 .end    = 0x100001FFUL,
187                 .flags  = IORESOURCE_MEM,
188         }
189 };
190
191 static struct platform_device s1d13xxxfb_device = {
192         .name           = S1D_DEVICENAME,
193         .id             = 0,
194         .dev            = {
195                 .platform_data  = &s1d13xxxfb_data,
196         },
197         .num_resources  = ARRAY_SIZE(s1d13xxxfb_resources),
198         .resource       = s1d13xxxfb_resources,
199 };
200
201 static int __init platform_init(void)
202 {
203         platform_device_register(&s1d13xxxfb_device);
204         return 0;
205 }
206 arch_initcall(platform_init);
207 #endif