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[MIPS] Jazz: Retire use of plat_timer_setup.
[linux-3.10.git] / arch / mips / jazz / setup.c
1 /*
2  * Setup pointers to hardware-dependent routines.
3  *
4  * This file is subject to the terms and conditions of the GNU General Public
5  * License.  See the file "COPYING" in the main directory of this archive
6  * for more details.
7  *
8  * Copyright (C) 1996, 1997, 1998, 2001, 07 by Ralf Baechle
9  * Copyright (C) 2001 MIPS Technologies, Inc.
10  * Copyright (C) 2007 by Thomas Bogendoerfer
11  */
12 #include <linux/eisa.h>
13 #include <linux/hdreg.h>
14 #include <linux/init.h>
15 #include <linux/ioport.h>
16 #include <linux/sched.h>
17 #include <linux/interrupt.h>
18 #include <linux/mm.h>
19 #include <linux/console.h>
20 #include <linux/fb.h>
21 #include <linux/ide.h>
22 #include <linux/pm.h>
23 #include <linux/screen_info.h>
24 #include <linux/platform_device.h>
25 #include <linux/serial_8250.h>
26
27 #include <asm/bootinfo.h>
28 #include <asm/irq.h>
29 #include <asm/jazz.h>
30 #include <asm/jazzdma.h>
31 #include <asm/reboot.h>
32 #include <asm/io.h>
33 #include <asm/pgtable.h>
34 #include <asm/time.h>
35 #include <asm/traps.h>
36 #include <asm/mc146818-time.h>
37
38 extern asmlinkage void jazz_handle_int(void);
39
40 extern void jazz_machine_restart(char *command);
41
42 static struct resource jazz_io_resources[] = {
43         {
44                 .start  = 0x00,
45                 .end    = 0x1f,
46                 .name   = "dma1",
47                 .flags  = IORESOURCE_BUSY
48         }, {
49                 .start  = 0x40,
50                 .end    = 0x5f,
51                 .name   = "timer",
52                 .flags  = IORESOURCE_BUSY
53         }, {
54                 .start  = 0x80,
55                 .end    = 0x8f,
56                 .name   = "dma page reg",
57                 .flags  = IORESOURCE_BUSY
58         }, {
59                 .start  = 0xc0,
60                 .end    = 0xdf,
61                 .name   = "dma2",
62                 .flags  = IORESOURCE_BUSY
63         }
64 };
65
66 void __init plat_mem_setup(void)
67 {
68         int i;
69
70         /* Map 0xe0000000 -> 0x0:800005C0, 0xe0010000 -> 0x1:30000580 */
71         add_wired_entry(0x02000017, 0x03c00017, 0xe0000000, PM_64K);
72         /* Map 0xe2000000 -> 0x0:900005C0, 0xe3010000 -> 0x0:910005C0 */
73         add_wired_entry(0x02400017, 0x02440017, 0xe2000000, PM_16M);
74         /* Map 0xe4000000 -> 0x0:600005C0, 0xe4100000 -> 400005C0 */
75         add_wired_entry(0x01800017, 0x01000017, 0xe4000000, PM_4M);
76
77         set_io_port_base(JAZZ_PORT_BASE);
78 #ifdef CONFIG_EISA
79         if (mips_machtype == MACH_MIPS_MAGNUM_4000)
80                 EISA_bus = 1;
81 #endif
82         isa_slot_offset = 0xe3000000;
83
84         /* request I/O space for devices used on all i[345]86 PCs */
85         for (i = 0; i < ARRAY_SIZE(jazz_io_resources); i++)
86                 request_resource(&ioport_resource, jazz_io_resources + i);
87
88         /* The RTC is outside the port address space */
89
90         _machine_restart = jazz_machine_restart;
91
92 #ifdef CONFIG_VT
93         screen_info = (struct screen_info) {
94                 0, 0,           /* orig-x, orig-y */
95                 0,              /* unused */
96                 0,              /* orig_video_page */
97                 0,              /* orig_video_mode */
98                 160,            /* orig_video_cols */
99                 0, 0, 0,        /* unused, ega_bx, unused */
100                 64,             /* orig_video_lines */
101                 0,              /* orig_video_isVGA */
102                 16              /* orig_video_points */
103         };
104 #endif
105
106         add_preferred_console("ttyS", 0, "9600");
107 }
108
109 #ifdef CONFIG_OLIVETTI_M700
110 #define UART_CLK  1843200
111 #else
112 /* Some Jazz machines seem to have an 8MHz crystal clock but I don't know
113    exactly which ones ... XXX */
114 #define UART_CLK (8000000 / 16) /* ( 3072000 / 16) */
115 #endif
116
117 #define MEMPORT(_base, _irq)                            \
118         {                                               \
119                 .mapbase        = (_base),              \
120                 .membase        = (void *)(_base),      \
121                 .irq            = (_irq),               \
122                 .uartclk        = UART_CLK,             \
123                 .iotype         = UPIO_MEM,             \
124                 .flags          = UPF_BOOT_AUTOCONF,    \
125         }
126
127 static struct plat_serial8250_port jazz_serial_data[] = {
128         MEMPORT(JAZZ_SERIAL1_BASE, JAZZ_SERIAL1_IRQ),
129         MEMPORT(JAZZ_SERIAL2_BASE, JAZZ_SERIAL2_IRQ),
130         { },
131 };
132
133 static struct platform_device jazz_serial8250_device = {
134         .name                   = "serial8250",
135         .id                     = PLAT8250_DEV_PLATFORM,
136         .dev                    = {
137                 .platform_data  = jazz_serial_data,
138         },
139 };
140
141 static struct resource jazz_esp_rsrc[] = {
142         {
143                 .start = JAZZ_SCSI_BASE,
144                 .end   = JAZZ_SCSI_BASE + 31,
145                 .flags = IORESOURCE_MEM
146         },
147         {
148                 .start = JAZZ_SCSI_DMA,
149                 .end   = JAZZ_SCSI_DMA,
150                 .flags = IORESOURCE_MEM
151         },
152         {
153                 .start = JAZZ_SCSI_IRQ,
154                 .end   = JAZZ_SCSI_IRQ,
155                 .flags = IORESOURCE_IRQ
156         }
157 };
158
159 static struct platform_device jazz_esp_pdev = {
160         .name           = "jazz_esp",
161         .num_resources  = ARRAY_SIZE(jazz_esp_rsrc),
162         .resource       = jazz_esp_rsrc
163 };
164
165 static struct resource jazz_sonic_rsrc[] = {
166         {
167                 .start = JAZZ_ETHERNET_BASE,
168                 .end   = JAZZ_ETHERNET_BASE + 0xff,
169                 .flags = IORESOURCE_MEM
170         },
171         {
172                 .start = JAZZ_ETHERNET_IRQ,
173                 .end   = JAZZ_ETHERNET_IRQ,
174                 .flags = IORESOURCE_IRQ
175         }
176 };
177
178 static struct platform_device jazz_sonic_pdev = {
179         .name           = "jazzsonic",
180         .num_resources  = ARRAY_SIZE(jazz_sonic_rsrc),
181         .resource       = jazz_sonic_rsrc
182 };
183
184 static struct resource jazz_cmos_rsrc[] = {
185         {
186                 .start = 0x70,
187                 .end   = 0x71,
188                 .flags = IORESOURCE_IO
189         },
190         {
191                 .start = 8,
192                 .end   = 8,
193                 .flags = IORESOURCE_IRQ
194         }
195 };
196
197 static struct platform_device jazz_cmos_pdev = {
198         .name           = "rtc_cmos",
199         .num_resources  = ARRAY_SIZE(jazz_cmos_rsrc),
200         .resource       = jazz_cmos_rsrc
201 };
202
203 static int __init jazz_setup_devinit(void)
204 {
205         platform_device_register(&jazz_serial8250_device);
206         platform_device_register(&jazz_esp_pdev);
207         platform_device_register(&jazz_sonic_pdev);
208         platform_device_register(&jazz_cmos_pdev);
209         return 0;
210 }
211
212 device_initcall(jazz_setup_devinit);