1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/*
* linux/arch/sh/boards/hp6xx/setup.c
*
* Copyright (C) 2002 Andriy Skulysh
* Copyright (C) 2007 Kristoffer Ericson <Kristoffer_e1@hotmail.com>
*
* May be copied or modified under the terms of the GNU General Public
* License. See linux/COPYING for more information.
*
* Setup code for HP620/HP660/HP680/HP690 (internal peripherials only)
*/
#include <linux/types.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/irq.h>
#include <linux/sh_intc.h>
#include <sound/sh_dac_audio.h>
#include <asm/hd64461.h>
#include <asm/io.h>
#include <mach/hp6xx.h>
#include <cpu/dac.h>
#define SCPCR 0xa4000116
#define SCPDR 0xa4000136
/* CF Slot */
static struct resource cf_ide_resources[] = {
[0] = {
.start = 0x15000000 + 0x1f0,
.end = 0x15000000 + 0x1f0 + 0x08 - 0x01,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 0x15000000 + 0x1fe,
.end = 0x15000000 + 0x1fe + 0x01,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = evt2irq(0xba0),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device cf_ide_device = {
.name = "pata_platform",
.id = -1,
.num_resources = ARRAY_SIZE(cf_ide_resources),
.resource = cf_ide_resources,
};
static struct platform_device jornadakbd_device = {
.name = "jornada680_kbd",
.id = -1,
};
static void dac_audio_start(struct dac_audio_pdata *pdata)
{
u16 v;
u8 v8;
/* HP Jornada 680/690 speaker on */
v = inw(HD64461_GPADR);
v &= ~HD64461_GPADR_SPEAKER;
outw(v, HD64461_GPADR);
/* HP Palmtop 620lx/660lx speaker on */
v8 = inb(PKDR);
v8 &= ~PKDR_SPEAKER;
outb(v8, PKDR);
sh_dac_enable(pdata->channel);
}
static void dac_audio_stop(struct dac_audio_pdata *pdata)
{
u16 v;
u8 v8;
/* HP Jornada 680/690 speaker off */
v = inw(HD64461_GPADR);
v |= HD64461_GPADR_SPEAKER;
outw(v, HD64461_GPADR);
/* HP Palmtop 620lx/660lx speaker off */
v8 = inb(PKDR);
v8 |= PKDR_SPEAKER;
outb(v8, PKDR);
sh_dac_output(0, pdata->channel);
sh_dac_disable(pdata->channel);
}
static struct dac_audio_pdata dac_audio_platform_data = {
.buffer_size = 64000,
.channel = 1,
.start = dac_audio_start,
.stop = dac_audio_stop,
};
static struct platform_device dac_audio_device = {
.name = "dac_audio",
.id = -1,
.dev = {
.platform_data = &dac_audio_platform_data,
}
};
static struct platform_device *hp6xx_devices[] __initdata = {
&cf_ide_device,
&jornadakbd_device,
&dac_audio_device,
};
static void __init hp6xx_init_irq(void)
{
/* Gets touchscreen and powerbutton IRQ working */
plat_irq_setup_pins(IRQ_MODE_IRQ);
}
static int __init hp6xx_devices_setup(void)
{
return platform_add_devices(hp6xx_devices, ARRAY_SIZE(hp6xx_devices));
}
static void __init hp6xx_setup(char **cmdline_p)
{
u8 v8;
u16 v;
v = inw(HD64461_STBCR);
v |= HD64461_STBCR_SURTST | HD64461_STBCR_SIRST |
HD64461_STBCR_STM1ST | HD64461_STBCR_STM0ST |
HD64461_STBCR_SAFEST | HD64461_STBCR_SPC0ST |
HD64461_STBCR_SMIAST | HD64461_STBCR_SAFECKE_OST|
HD64461_STBCR_SAFECKE_IST;
#ifndef CONFIG_HD64461_ENABLER
v |= HD64461_STBCR_SPC1ST;
#endif
outw(v, HD64461_STBCR);
v = inw(HD64461_GPADR);
v |= HD64461_GPADR_SPEAKER | HD64461_GPADR_PCMCIA0;
outw(v, HD64461_GPADR);
outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC0GCR);
#ifndef CONFIG_HD64461_ENABLER
outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC1GCR);
#endif
sh_dac_output(0, DAC_SPEAKER_VOLUME);
sh_dac_disable(DAC_SPEAKER_VOLUME);
v8 = __raw_readb(DACR);
v8 &= ~DACR_DAE;
__raw_writeb(v8,DACR);
v8 = __raw_readb(SCPDR);
v8 |= SCPDR_TS_SCAN_X | SCPDR_TS_SCAN_Y;
v8 &= ~SCPDR_TS_SCAN_ENABLE;
__raw_writeb(v8, SCPDR);
v = __raw_readw(SCPCR);
v &= ~SCPCR_TS_MASK;
v |= SCPCR_TS_ENABLE;
__raw_writew(v, SCPCR);
}
device_initcall(hp6xx_devices_setup);
static struct sh_machine_vector mv_hp6xx __initmv = {
.mv_name = "hp6xx",
.mv_setup = hp6xx_setup,
/* IRQ's : CPU(64) + CCHIP(16) + FREE_TO_USE(6) */
.mv_nr_irqs = HD64461_IRQBASE + HD64461_IRQ_NUM + 6,
/* Enable IRQ0 -> IRQ3 in IRQ_MODE */
.mv_init_irq = hp6xx_init_irq,
};
|
