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-rw-r--r--arch/sh/boards/mach-hp6xx/setup.c121
1 files changed, 121 insertions, 0 deletions
diff --git a/arch/sh/boards/mach-hp6xx/setup.c b/arch/sh/boards/mach-hp6xx/setup.c
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1/*
2 * linux/arch/sh/boards/hp6xx/setup.c
3 *
4 * Copyright (C) 2002 Andriy Skulysh
5 * Copyright (C) 2007 Kristoffer Ericson <Kristoffer_e1@hotmail.com>
6 *
7 * May be copied or modified under the terms of the GNU General Public
8 * License. See linux/COPYING for more information.
9 *
10 * Setup code for HP620/HP660/HP680/HP690 (internal peripherials only)
11 */
12#include <linux/types.h>
13#include <linux/init.h>
14#include <linux/platform_device.h>
15#include <asm/hd64461.h>
16#include <asm/io.h>
17#include <asm/irq.h>
18#include <asm/hp6xx.h>
19#include <cpu/dac.h>
20
21#define SCPCR 0xa4000116
22#define SCPDR 0xa4000136
23
24/* CF Slot */
25static struct resource cf_ide_resources[] = {
26 [0] = {
27 .start = 0x15000000 + 0x1f0,
28 .end = 0x15000000 + 0x1f0 + 0x08 - 0x01,
29 .flags = IORESOURCE_MEM,
30 },
31 [1] = {
32 .start = 0x15000000 + 0x1fe,
33 .end = 0x15000000 + 0x1fe + 0x01,
34 .flags = IORESOURCE_MEM,
35 },
36 [2] = {
37 .start = 77,
38 .flags = IORESOURCE_IRQ,
39 },
40};
41
42static struct platform_device cf_ide_device = {
43 .name = "pata_platform",
44 .id = -1,
45 .num_resources = ARRAY_SIZE(cf_ide_resources),
46 .resource = cf_ide_resources,
47};
48
49static struct platform_device jornadakbd_device = {
50 .name = "jornada680_kbd",
51 .id = -1,
52};
53
54static struct platform_device *hp6xx_devices[] __initdata = {
55 &cf_ide_device,
56 &jornadakbd_device,
57};
58
59static void __init hp6xx_init_irq(void)
60{
61 /* Gets touchscreen and powerbutton IRQ working */
62 plat_irq_setup_pins(IRQ_MODE_IRQ);
63}
64
65static int __init hp6xx_devices_setup(void)
66{
67 return platform_add_devices(hp6xx_devices, ARRAY_SIZE(hp6xx_devices));
68}
69
70static void __init hp6xx_setup(char **cmdline_p)
71{
72 u8 v8;
73 u16 v;
74
75 v = inw(HD64461_STBCR);
76 v |= HD64461_STBCR_SURTST | HD64461_STBCR_SIRST |
77 HD64461_STBCR_STM1ST | HD64461_STBCR_STM0ST |
78 HD64461_STBCR_SAFEST | HD64461_STBCR_SPC0ST |
79 HD64461_STBCR_SMIAST | HD64461_STBCR_SAFECKE_OST|
80 HD64461_STBCR_SAFECKE_IST;
81#ifndef CONFIG_HD64461_ENABLER
82 v |= HD64461_STBCR_SPC1ST;
83#endif
84 outw(v, HD64461_STBCR);
85 v = inw(HD64461_GPADR);
86 v |= HD64461_GPADR_SPEAKER | HD64461_GPADR_PCMCIA0;
87 outw(v, HD64461_GPADR);
88
89 outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC0GCR);
90
91#ifndef CONFIG_HD64461_ENABLER
92 outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC1GCR);
93#endif
94
95 sh_dac_output(0, DAC_SPEAKER_VOLUME);
96 sh_dac_disable(DAC_SPEAKER_VOLUME);
97 v8 = ctrl_inb(DACR);
98 v8 &= ~DACR_DAE;
99 ctrl_outb(v8,DACR);
100
101 v8 = ctrl_inb(SCPDR);
102 v8 |= SCPDR_TS_SCAN_X | SCPDR_TS_SCAN_Y;
103 v8 &= ~SCPDR_TS_SCAN_ENABLE;
104 ctrl_outb(v8, SCPDR);
105
106 v = ctrl_inw(SCPCR);
107 v &= ~SCPCR_TS_MASK;
108 v |= SCPCR_TS_ENABLE;
109 ctrl_outw(v, SCPCR);
110}
111device_initcall(hp6xx_devices_setup);
112
113static struct sh_machine_vector mv_hp6xx __initmv = {
114 .mv_name = "hp6xx",
115 .mv_setup = hp6xx_setup,
116 /* IRQ's : CPU(64) + CCHIP(16) + FREE_TO_USE(6) */
117 .mv_nr_irqs = HD64461_IRQBASE + HD64461_IRQ_NUM + 6,
118 .mv_irq_demux = hd64461_irq_demux,
119 /* Enable IRQ0 -> IRQ3 in IRQ_MODE */
120 .mv_init_irq = hp6xx_init_irq,
121};