2 * linux/arch/sh/boards/hp6xx/setup.c
4 * Copyright (C) 2002 Andriy Skulysh
5 * Copyright (C) 2007 Kristoffer Ericson <Kristoffer_e1@hotmail.com>
7 * May be copied or modified under the terms of the GNU General Public
8 * License. See linux/COPYING for more information.
10 * Setup code for HP620/HP660/HP680/HP690 (internal peripherials only)
12 #include <linux/types.h>
13 #include <linux/init.h>
14 #include <linux/platform_device.h>
15 #include <linux/irq.h>
16 #include <sound/sh_dac_audio.h>
17 #include <asm/hd64461.h>
19 #include <mach/hp6xx.h>
22 #define SCPCR 0xa4000116
23 #define SCPDR 0xa4000136
26 static struct resource cf_ide_resources[] = {
28 .start = 0x15000000 + 0x1f0,
29 .end = 0x15000000 + 0x1f0 + 0x08 - 0x01,
30 .flags = IORESOURCE_MEM,
33 .start = 0x15000000 + 0x1fe,
34 .end = 0x15000000 + 0x1fe + 0x01,
35 .flags = IORESOURCE_MEM,
39 .flags = IORESOURCE_IRQ,
43 static struct platform_device cf_ide_device = {
44 .name = "pata_platform",
46 .num_resources = ARRAY_SIZE(cf_ide_resources),
47 .resource = cf_ide_resources,
50 static struct platform_device jornadakbd_device = {
51 .name = "jornada680_kbd",
55 static void dac_audio_start(struct dac_audio_pdata *pdata)
60 /* HP Jornada 680/690 speaker on */
61 v = inw(HD64461_GPADR);
62 v &= ~HD64461_GPADR_SPEAKER;
63 outw(v, HD64461_GPADR);
65 /* HP Palmtop 620lx/660lx speaker on */
70 sh_dac_enable(pdata->channel);
73 static void dac_audio_stop(struct dac_audio_pdata *pdata)
78 /* HP Jornada 680/690 speaker off */
79 v = inw(HD64461_GPADR);
80 v |= HD64461_GPADR_SPEAKER;
81 outw(v, HD64461_GPADR);
83 /* HP Palmtop 620lx/660lx speaker off */
88 sh_dac_output(0, pdata->channel);
89 sh_dac_disable(pdata->channel);
92 static struct dac_audio_pdata dac_audio_platform_data = {
95 .start = dac_audio_start,
96 .stop = dac_audio_stop,
99 static struct platform_device dac_audio_device = {
103 .platform_data = &dac_audio_platform_data,
108 static struct platform_device *hp6xx_devices[] __initdata = {
114 static void __init hp6xx_init_irq(void)
116 /* Gets touchscreen and powerbutton IRQ working */
117 plat_irq_setup_pins(IRQ_MODE_IRQ);
120 static int __init hp6xx_devices_setup(void)
122 return platform_add_devices(hp6xx_devices, ARRAY_SIZE(hp6xx_devices));
125 static void __init hp6xx_setup(char **cmdline_p)
130 v = inw(HD64461_STBCR);
131 v |= HD64461_STBCR_SURTST | HD64461_STBCR_SIRST |
132 HD64461_STBCR_STM1ST | HD64461_STBCR_STM0ST |
133 HD64461_STBCR_SAFEST | HD64461_STBCR_SPC0ST |
134 HD64461_STBCR_SMIAST | HD64461_STBCR_SAFECKE_OST|
135 HD64461_STBCR_SAFECKE_IST;
136 #ifndef CONFIG_HD64461_ENABLER
137 v |= HD64461_STBCR_SPC1ST;
139 outw(v, HD64461_STBCR);
140 v = inw(HD64461_GPADR);
141 v |= HD64461_GPADR_SPEAKER | HD64461_GPADR_PCMCIA0;
142 outw(v, HD64461_GPADR);
144 outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC0GCR);
146 #ifndef CONFIG_HD64461_ENABLER
147 outw(HD64461_PCCGCR_VCC0 | HD64461_PCCSCR_VCC1, HD64461_PCC1GCR);
150 sh_dac_output(0, DAC_SPEAKER_VOLUME);
151 sh_dac_disable(DAC_SPEAKER_VOLUME);
156 v8 = ctrl_inb(SCPDR);
157 v8 |= SCPDR_TS_SCAN_X | SCPDR_TS_SCAN_Y;
158 v8 &= ~SCPDR_TS_SCAN_ENABLE;
159 ctrl_outb(v8, SCPDR);
163 v |= SCPCR_TS_ENABLE;
166 device_initcall(hp6xx_devices_setup);
168 static struct sh_machine_vector mv_hp6xx __initmv = {
170 .mv_setup = hp6xx_setup,
171 /* IRQ's : CPU(64) + CCHIP(16) + FREE_TO_USE(6) */
172 .mv_nr_irqs = HD64461_IRQBASE + HD64461_IRQ_NUM + 6,
173 /* Enable IRQ0 -> IRQ3 in IRQ_MODE */
174 .mv_init_irq = hp6xx_init_irq,