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Diffstat (limited to 'arch/sh/boards/landisk/setup.c')
-rw-r--r-- | arch/sh/boards/landisk/setup.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/arch/sh/boards/landisk/setup.c b/arch/sh/boards/landisk/setup.c new file mode 100644 index 000000000000..127b9e020e00 --- /dev/null +++ b/arch/sh/boards/landisk/setup.c | |||
@@ -0,0 +1,177 @@ | |||
1 | /* | ||
2 | * arch/sh/boards/landisk/setup.c | ||
3 | * | ||
4 | * Copyright (C) 2000 Kazumoto Kojima | ||
5 | * Copyright (C) 2002 Paul Mundt | ||
6 | * | ||
7 | * I-O DATA Device, Inc. LANDISK Support. | ||
8 | * | ||
9 | * Modified for LANDISK by | ||
10 | * Atom Create Engineering Co., Ltd. 2002. | ||
11 | * | ||
12 | * modifed by kogiidena | ||
13 | * 2005.09.16 | ||
14 | * | ||
15 | * This file is subject to the terms and conditions of the GNU General Public | ||
16 | * License. See the file "COPYING" in the main directory of this archive | ||
17 | * for more details. | ||
18 | */ | ||
19 | #include <linux/config.h> | ||
20 | #include <linux/init.h> | ||
21 | #include <linux/pm.h> | ||
22 | #include <linux/mm.h> | ||
23 | #include <asm/machvec.h> | ||
24 | #include <asm/rtc.h> | ||
25 | #include <asm/landisk/iodata_landisk.h> | ||
26 | #include <asm/io.h> | ||
27 | |||
28 | void landisk_time_init(void); | ||
29 | void init_landisk_IRQ(void); | ||
30 | |||
31 | int landisk_ledparam; | ||
32 | int landisk_buzzerparam; | ||
33 | int landisk_arch; | ||
34 | |||
35 | /* cycle the led's in the clasic knightrider/sun pattern */ | ||
36 | static void heartbeat_landisk(void) | ||
37 | { | ||
38 | static unsigned int cnt = 0, blink = 0x00, period = 25; | ||
39 | volatile u8 *p = (volatile u8 *)PA_LED; | ||
40 | char data; | ||
41 | |||
42 | if ((landisk_ledparam & 0x080) == 0) | ||
43 | return; | ||
44 | |||
45 | cnt += 1; | ||
46 | |||
47 | if (cnt < period) | ||
48 | return; | ||
49 | |||
50 | cnt = 0; | ||
51 | blink++; | ||
52 | |||
53 | data = (blink & 0x01) ? (landisk_ledparam >> 16) : 0; | ||
54 | data |= (blink & 0x02) ? (landisk_ledparam >> 8) : 0; | ||
55 | data |= landisk_ledparam; | ||
56 | |||
57 | /* buzzer */ | ||
58 | if (landisk_buzzerparam & 0x1) { | ||
59 | data |= 0x80; | ||
60 | } else { | ||
61 | data &= 0x7f; | ||
62 | } | ||
63 | *p = data; | ||
64 | |||
65 | if (((landisk_ledparam & 0x007f7f00) == 0) && | ||
66 | (landisk_buzzerparam == 0)) | ||
67 | landisk_ledparam &= (~0x0080); | ||
68 | |||
69 | landisk_buzzerparam >>= 1; | ||
70 | } | ||
71 | |||
72 | static void landisk_power_off(void) | ||
73 | { | ||
74 | ctrl_outb(0x01, PA_SHUTDOWN); | ||
75 | } | ||
76 | |||
77 | static void check_usl5p(void) | ||
78 | { | ||
79 | volatile u8 *p = (volatile u8 *)PA_LED; | ||
80 | u8 tmp1, tmp2; | ||
81 | |||
82 | tmp1 = *p; | ||
83 | *p = 0x40; | ||
84 | tmp2 = *p; | ||
85 | *p = tmp1; | ||
86 | |||
87 | landisk_arch = (tmp2 == 0x40); | ||
88 | if (landisk_arch == 1) { | ||
89 | /* arch == usl-5p */ | ||
90 | landisk_ledparam = 0x00000380; | ||
91 | landisk_ledparam |= (tmp1 & 0x07c); | ||
92 | } else { | ||
93 | /* arch == landisk */ | ||
94 | landisk_ledparam = 0x02000180; | ||
95 | landisk_ledparam |= 0x04; | ||
96 | } | ||
97 | } | ||
98 | |||
99 | void *area5_io_base; | ||
100 | void *area6_io_base; | ||
101 | |||
102 | static int __init landisk_cf_init(void) | ||
103 | { | ||
104 | pgprot_t prot; | ||
105 | unsigned long paddrbase, psize; | ||
106 | |||
107 | /* open I/O area window */ | ||
108 | paddrbase = virt_to_phys((void *)PA_AREA5_IO); | ||
109 | psize = PAGE_SIZE; | ||
110 | prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16); | ||
111 | area5_io_base = p3_ioremap(paddrbase, psize, prot.pgprot); | ||
112 | if (!area5_io_base) { | ||
113 | printk("allocate_cf_area : can't open CF I/O window!\n"); | ||
114 | return -ENOMEM; | ||
115 | } | ||
116 | |||
117 | paddrbase = virt_to_phys((void *)PA_AREA6_IO); | ||
118 | psize = PAGE_SIZE; | ||
119 | prot = PAGE_KERNEL_PCC(0, _PAGE_PCC_IO16); | ||
120 | area6_io_base = p3_ioremap(paddrbase, psize, prot.pgprot); | ||
121 | if (!area6_io_base) { | ||
122 | printk("allocate_cf_area : can't open HDD I/O window!\n"); | ||
123 | return -ENOMEM; | ||
124 | } | ||
125 | |||
126 | printk(KERN_INFO "Allocate Area5/6 success.\n"); | ||
127 | |||
128 | /* XXX : do we need attribute and common-memory area also? */ | ||
129 | |||
130 | return 0; | ||
131 | } | ||
132 | |||
133 | static void __init landisk_setup(char **cmdline_p) | ||
134 | { | ||
135 | device_initcall(landisk_cf_init); | ||
136 | |||
137 | landisk_buzzerparam = 0; | ||
138 | check_usl5p(); | ||
139 | |||
140 | printk(KERN_INFO "I-O DATA DEVICE, INC. \"LANDISK Series\" support.\n"); | ||
141 | |||
142 | board_time_init = landisk_time_init; | ||
143 | pm_power_off = landisk_power_off; | ||
144 | } | ||
145 | |||
146 | /* | ||
147 | * The Machine Vector | ||
148 | */ | ||
149 | struct sh_machine_vector mv_landisk __initmv = { | ||
150 | .mv_name = "LANDISK", | ||
151 | .mv_setup = landisk_setup, | ||
152 | .mv_nr_irqs = 72, | ||
153 | .mv_inb = landisk_inb, | ||
154 | .mv_inw = landisk_inw, | ||
155 | .mv_inl = landisk_inl, | ||
156 | .mv_outb = landisk_outb, | ||
157 | .mv_outw = landisk_outw, | ||
158 | .mv_outl = landisk_outl, | ||
159 | .mv_inb_p = landisk_inb_p, | ||
160 | .mv_inw_p = landisk_inw, | ||
161 | .mv_inl_p = landisk_inl, | ||
162 | .mv_outb_p = landisk_outb_p, | ||
163 | .mv_outw_p = landisk_outw, | ||
164 | .mv_outl_p = landisk_outl, | ||
165 | .mv_insb = landisk_insb, | ||
166 | .mv_insw = landisk_insw, | ||
167 | .mv_insl = landisk_insl, | ||
168 | .mv_outsb = landisk_outsb, | ||
169 | .mv_outsw = landisk_outsw, | ||
170 | .mv_outsl = landisk_outsl, | ||
171 | .mv_ioport_map = landisk_ioport_map, | ||
172 | .mv_init_irq = init_landisk_IRQ, | ||
173 | #ifdef CONFIG_HEARTBEAT | ||
174 | .mv_heartbeat = heartbeat_landisk, | ||
175 | #endif | ||
176 | }; | ||
177 | ALIAS_MV(landisk) | ||