6d94a8e2e67a0563a228b1d2ba66a73c97674dd5
[linux-2.6.git] / arch / sh / boards / hp6xx / setup.c
1 /*
2  * linux/arch/sh/boards/hp6xx/hp680/setup.c
3  *
4  * Copyright (C) 2002 Andriy Skulysh
5  *
6  * May be copied or modified under the terms of the GNU General Public
7  * License.  See linux/COPYING for more information.
8  *
9  * Setup code for an HP680  (internal peripherials only)
10  */
11
12 #include <linux/config.h>
13 #include <linux/init.h>
14 #include <asm/io.h>
15 #include <asm/hd64461.h>
16 #include <asm/hp6xx/hp6xx.h>
17 #include <asm/cpu/dac.h>
18
19 const char *get_system_type(void)
20 {
21         return "HP6xx";
22 }
23
24 int __init platform_setup(void)
25 {
26         u8 v8;
27         u16 v;
28         v = inw(HD64461_STBCR);
29         v |= HD64461_STBCR_SURTST | HD64461_STBCR_SIRST |
30             HD64461_STBCR_STM1ST | HD64461_STBCR_STM0ST |
31             HD64461_STBCR_SAFEST | HD64461_STBCR_SPC0ST |
32             HD64461_STBCR_SMIAST | HD64461_STBCR_SAFECKE_OST |
33             HD64461_STBCR_SAFECKE_IST;
34 #ifndef CONFIG_HD64461_ENABLER
35         v |= HD64461_STBCR_SPC1ST;
36 #endif
37         outw(v, HD64461_STBCR);
38         v = inw(HD64461_GPADR);
39         v |= HD64461_GPADR_SPEAKER | HD64461_GPADR_PCMCIA0;
40         outw(v, HD64461_GPADR);
41
42         outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC0GCR);
43
44 #ifndef CONFIG_HD64461_ENABLER
45         outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC1GCR);
46 #endif
47
48         sh_dac_output(0, DAC_SPEAKER_VOLUME);
49         sh_dac_disable(DAC_SPEAKER_VOLUME);
50         v8 = ctrl_inb(DACR);
51         v8 &= ~DACR_DAE;
52         ctrl_outb(v8,DACR);
53
54         return 0;
55 }