Merge branch 'master' of ssh://master.kernel.org/home/ftp/pub/scm/linux/kernel/git...
[linux-2.6] / arch / sh / boards / mach-hp6xx / setup.c
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 <linux/irq.h>
16 #include <asm/hd64461.h>
17 #include <asm/io.h>
18 #include <mach/hp6xx.h>
19 #include <cpu/dac.h>
20
21 #define SCPCR   0xa4000116
22 #define SCPDR   0xa4000136
23
24 /* CF Slot */
25 static 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
42 static 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
49 static struct platform_device jornadakbd_device = {
50         .name           = "jornada680_kbd",
51         .id             = -1,
52 };
53
54 static struct platform_device *hp6xx_devices[] __initdata = {
55         &cf_ide_device,
56         &jornadakbd_device,
57 };
58
59 static void __init hp6xx_init_irq(void)
60 {
61         /* Gets touchscreen and powerbutton IRQ working */
62         plat_irq_setup_pins(IRQ_MODE_IRQ);
63 }
64
65 static int __init hp6xx_devices_setup(void)
66 {
67         return platform_add_devices(hp6xx_devices, ARRAY_SIZE(hp6xx_devices));
68 }
69
70 static 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 }
111 device_initcall(hp6xx_devices_setup);
112
113 static 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         /* Enable IRQ0 -> IRQ3 in IRQ_MODE */
119         .mv_init_irq = hp6xx_init_irq,
120 };