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1da177e4 LT |
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 | * | |
89ef3e85 | 8 | * Copyright (C) 1996, 1997, 1998, 2001, 07, 08 by Ralf Baechle |
1da177e4 | 9 | * Copyright (C) 2001 MIPS Technologies, Inc. |
ea202c63 | 10 | * Copyright (C) 2007 by Thomas Bogendoerfer |
1da177e4 | 11 | */ |
1da177e4 | 12 | #include <linux/eisa.h> |
1da177e4 LT |
13 | #include <linux/init.h> |
14 | #include <linux/ioport.h> | |
1da177e4 | 15 | #include <linux/console.h> |
06e80113 | 16 | #include <linux/screen_info.h> |
ea202c63 TB |
17 | #include <linux/platform_device.h> |
18 | #include <linux/serial_8250.h> | |
fcdb27ad | 19 | |
1da177e4 LT |
20 | #include <asm/jazz.h> |
21 | #include <asm/jazzdma.h> | |
1da177e4 | 22 | #include <asm/reboot.h> |
1da177e4 | 23 | #include <asm/pgtable.h> |
3d18c983 | 24 | #include <asm/tlbmisc.h> |
1da177e4 LT |
25 | |
26 | extern asmlinkage void jazz_handle_int(void); | |
27 | ||
28 | extern void jazz_machine_restart(char *command); | |
1da177e4 | 29 | |
1da177e4 | 30 | static struct resource jazz_io_resources[] = { |
2cf69e76 RB |
31 | { |
32 | .start = 0x00, | |
33 | .end = 0x1f, | |
34 | .name = "dma1", | |
35 | .flags = IORESOURCE_BUSY | |
36 | }, { | |
37 | .start = 0x40, | |
38 | .end = 0x5f, | |
39 | .name = "timer", | |
5da44ad5 | 40 | .flags = IORESOURCE_BUSY |
2cf69e76 RB |
41 | }, { |
42 | .start = 0x80, | |
43 | .end = 0x8f, | |
44 | .name = "dma page reg", | |
45 | .flags = IORESOURCE_BUSY | |
46 | }, { | |
47 | .start = 0xc0, | |
48 | .end = 0xdf, | |
49 | .name = "dma2", | |
50 | .flags = IORESOURCE_BUSY | |
51 | } | |
1da177e4 LT |
52 | }; |
53 | ||
2925aba4 | 54 | void __init plat_mem_setup(void) |
1da177e4 LT |
55 | { |
56 | int i; | |
57 | ||
58 | /* Map 0xe0000000 -> 0x0:800005C0, 0xe0010000 -> 0x1:30000580 */ | |
49a89efb | 59 | add_wired_entry(0x02000017, 0x03c00017, 0xe0000000, PM_64K); |
1da177e4 | 60 | /* Map 0xe2000000 -> 0x0:900005C0, 0xe3010000 -> 0x0:910005C0 */ |
49a89efb | 61 | add_wired_entry(0x02400017, 0x02440017, 0xe2000000, PM_16M); |
1da177e4 | 62 | /* Map 0xe4000000 -> 0x0:600005C0, 0xe4100000 -> 400005C0 */ |
49a89efb | 63 | add_wired_entry(0x01800017, 0x01000017, 0xe4000000, PM_4M); |
1da177e4 LT |
64 | |
65 | set_io_port_base(JAZZ_PORT_BASE); | |
66 | #ifdef CONFIG_EISA | |
c6607295 | 67 | EISA_bus = 1; |
1da177e4 | 68 | #endif |
1da177e4 LT |
69 | |
70 | /* request I/O space for devices used on all i[345]86 PCs */ | |
71 | for (i = 0; i < ARRAY_SIZE(jazz_io_resources); i++) | |
72 | request_resource(&ioport_resource, jazz_io_resources + i); | |
73 | ||
1da177e4 LT |
74 | /* The RTC is outside the port address space */ |
75 | ||
76 | _machine_restart = jazz_machine_restart; | |
1da177e4 | 77 | |
ea202c63 | 78 | #ifdef CONFIG_VT |
1da177e4 | 79 | screen_info = (struct screen_info) { |
b20947aa SAS |
80 | .orig_video_cols = 160, |
81 | .orig_video_lines = 64, | |
82 | .orig_video_points = 16, | |
1da177e4 | 83 | }; |
ea202c63 | 84 | #endif |
1da177e4 | 85 | |
ea202c63 | 86 | add_preferred_console("ttyS", 0, "9600"); |
1da177e4 | 87 | } |
ea202c63 TB |
88 | |
89 | #ifdef CONFIG_OLIVETTI_M700 | |
90 | #define UART_CLK 1843200 | |
91 | #else | |
92 | /* Some Jazz machines seem to have an 8MHz crystal clock but I don't know | |
93 | exactly which ones ... XXX */ | |
94 | #define UART_CLK (8000000 / 16) /* ( 3072000 / 16) */ | |
95 | #endif | |
96 | ||
97 | #define MEMPORT(_base, _irq) \ | |
98 | { \ | |
99 | .mapbase = (_base), \ | |
100 | .membase = (void *)(_base), \ | |
101 | .irq = (_irq), \ | |
102 | .uartclk = UART_CLK, \ | |
103 | .iotype = UPIO_MEM, \ | |
104 | .flags = UPF_BOOT_AUTOCONF, \ | |
105 | } | |
106 | ||
107 | static struct plat_serial8250_port jazz_serial_data[] = { | |
108 | MEMPORT(JAZZ_SERIAL1_BASE, JAZZ_SERIAL1_IRQ), | |
109 | MEMPORT(JAZZ_SERIAL2_BASE, JAZZ_SERIAL2_IRQ), | |
110 | { }, | |
111 | }; | |
112 | ||
113 | static struct platform_device jazz_serial8250_device = { | |
114 | .name = "serial8250", | |
115 | .id = PLAT8250_DEV_PLATFORM, | |
116 | .dev = { | |
117 | .platform_data = jazz_serial_data, | |
118 | }, | |
119 | }; | |
120 | ||
121 | static struct resource jazz_esp_rsrc[] = { | |
122 | { | |
123 | .start = JAZZ_SCSI_BASE, | |
124 | .end = JAZZ_SCSI_BASE + 31, | |
125 | .flags = IORESOURCE_MEM | |
126 | }, | |
127 | { | |
128 | .start = JAZZ_SCSI_DMA, | |
129 | .end = JAZZ_SCSI_DMA, | |
130 | .flags = IORESOURCE_MEM | |
131 | }, | |
132 | { | |
133 | .start = JAZZ_SCSI_IRQ, | |
134 | .end = JAZZ_SCSI_IRQ, | |
135 | .flags = IORESOURCE_IRQ | |
136 | } | |
137 | }; | |
138 | ||
139 | static struct platform_device jazz_esp_pdev = { | |
70342287 RB |
140 | .name = "jazz_esp", |
141 | .num_resources = ARRAY_SIZE(jazz_esp_rsrc), | |
142 | .resource = jazz_esp_rsrc | |
ea202c63 TB |
143 | }; |
144 | ||
145 | static struct resource jazz_sonic_rsrc[] = { | |
146 | { | |
147 | .start = JAZZ_ETHERNET_BASE, | |
148 | .end = JAZZ_ETHERNET_BASE + 0xff, | |
149 | .flags = IORESOURCE_MEM | |
150 | }, | |
151 | { | |
152 | .start = JAZZ_ETHERNET_IRQ, | |
153 | .end = JAZZ_ETHERNET_IRQ, | |
154 | .flags = IORESOURCE_IRQ | |
155 | } | |
156 | }; | |
157 | ||
158 | static struct platform_device jazz_sonic_pdev = { | |
70342287 RB |
159 | .name = "jazzsonic", |
160 | .num_resources = ARRAY_SIZE(jazz_sonic_rsrc), | |
161 | .resource = jazz_sonic_rsrc | |
ea202c63 TB |
162 | }; |
163 | ||
164 | static struct resource jazz_cmos_rsrc[] = { | |
165 | { | |
166 | .start = 0x70, | |
167 | .end = 0x71, | |
168 | .flags = IORESOURCE_IO | |
169 | }, | |
170 | { | |
171 | .start = 8, | |
172 | .end = 8, | |
173 | .flags = IORESOURCE_IRQ | |
174 | } | |
175 | }; | |
176 | ||
177 | static struct platform_device jazz_cmos_pdev = { | |
70342287 RB |
178 | .name = "rtc_cmos", |
179 | .num_resources = ARRAY_SIZE(jazz_cmos_rsrc), | |
180 | .resource = jazz_cmos_rsrc | |
ea202c63 TB |
181 | }; |
182 | ||
19388fb0 | 183 | static struct platform_device pcspeaker_pdev = { |
70342287 | 184 | .name = "pcspkr", |
19388fb0 RB |
185 | .id = -1, |
186 | }; | |
187 | ||
ea202c63 TB |
188 | static int __init jazz_setup_devinit(void) |
189 | { | |
190 | platform_device_register(&jazz_serial8250_device); | |
191 | platform_device_register(&jazz_esp_pdev); | |
192 | platform_device_register(&jazz_sonic_pdev); | |
193 | platform_device_register(&jazz_cmos_pdev); | |
19388fb0 RB |
194 | platform_device_register(&pcspeaker_pdev); |
195 | ||
ea202c63 TB |
196 | return 0; |
197 | } | |
198 | ||
199 | device_initcall(jazz_setup_devinit); |