[mirror_ubuntu-jammy-kernel.git] / arch / sh / boards / mach-hp6xx / setup.c

// SPDX-License-Identifier: GPL-2.0
/*
 * linux/arch/sh/boards/hp6xx/setup.c
 *
 * Copyright (C) 2002 Andriy Skulysh
 * Copyright (C) 2007 Kristoffer Ericson <Kristoffer_e1@hotmail.com>
 *
 * 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,
	/* Enable IRQ0 -> IRQ3 in IRQ_MODE */
	.mv_init_irq = hp6xx_init_irq,
};
Commit	Line	Data
aaf9128a	1	// SPDX-License-Identifier: GPL-2.0
1da177e4	2	/*
f30c2269	3	* linux/arch/sh/boards/hp6xx/setup.c
1da177e4 LT	4	*
1da177e4 LT	5	* Copyright (C) 2002 Andriy Skulysh
34a780a0	6	* Copyright (C) 2007 Kristoffer Ericson <Kristoffer_e1@hotmail.com>
1da177e4	7	*
aedb5986	8	* Setup code for HP620/HP660/HP680/HP690 (internal peripherials only)
1da177e4	9	*/
e5723e0e	10	#include <linux/types.h>
1da177e4	11	#include <linux/init.h>
34a780a0	12	#include <linux/platform_device.h>
604437f0	13	#include <linux/irq.h>
b6bd2633	14	#include <linux/sh_intc.h>
9dcaa7b2	15	#include <sound/sh_dac_audio.h>
0025835c	16	#include <asm/hd64461.h>
e5723e0e	17	#include <asm/io.h>
7639a454	18	#include <mach/hp6xx.h>
f15cbe6f	19	#include <cpu/dac.h>
1da177e4	20
3aa770e7	21	#define SCPCR 0xa4000116
aedb5986	22	#define SCPDR 0xa4000136
3aa770e7	23
34a780a0 KE	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] = {
b6bd2633	37	.start = evt2irq(0xba0),
34a780a0 KE	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
aedb5986 KE	49	static struct platform_device jornadakbd_device = {
	50	.name = "jornada680_kbd",
	51	.id = -1,
	52	};
	53
9dcaa7b2 RIZ	54	static void dac_audio_start(struct dac_audio_pdata *pdata)
	55	{
	56	u16 v;
	57	u8 v8;
	58
	59	/* HP Jornada 680/690 speaker on */
	60	v = inw(HD64461_GPADR);
	61	v &= ~HD64461_GPADR_SPEAKER;
	62	outw(v, HD64461_GPADR);
	63
	64	/* HP Palmtop 620lx/660lx speaker on */
	65	v8 = inb(PKDR);
	66	v8 &= ~PKDR_SPEAKER;
	67	outb(v8, PKDR);
	68
	69	sh_dac_enable(pdata->channel);
	70	}
	71
	72	static void dac_audio_stop(struct dac_audio_pdata *pdata)
	73	{
	74	u16 v;
	75	u8 v8;
	76
	77	/* HP Jornada 680/690 speaker off */
	78	v = inw(HD64461_GPADR);
	79	v \|= HD64461_GPADR_SPEAKER;
	80	outw(v, HD64461_GPADR);
	81
	82	/* HP Palmtop 620lx/660lx speaker off */
	83	v8 = inb(PKDR);
	84	v8 \|= PKDR_SPEAKER;
	85	outb(v8, PKDR);
	86
	87	sh_dac_output(0, pdata->channel);
	88	sh_dac_disable(pdata->channel);
	89	}
	90
	91	static struct dac_audio_pdata dac_audio_platform_data = {
	92	.buffer_size = 64000,
	93	.channel = 1,
	94	.start = dac_audio_start,
	95	.stop = dac_audio_stop,
	96	};
	97
	98	static struct platform_device dac_audio_device = {
	99	.name = "dac_audio",
	100	.id = -1,
	101	.dev = {
	102	.platform_data = &dac_audio_platform_data,
	103	}
	104
	105	};
	106
34a780a0	107	static struct platform_device *hp6xx_devices[] __initdata = {
aedb5986 KE	108	&cf_ide_device,
aedb5986 KE	109	&jornadakbd_device,
9dcaa7b2	110	&dac_audio_device,
34a780a0 KE	111	};
34a780a0 KE	112
aedb5986 KE	113	static void __init hp6xx_init_irq(void)
	114	{
	115	/* Gets touchscreen and powerbutton IRQ working */
2f0ae55f	116	plat_irq_setup_pins(IRQ_MODE_IRQ);
aedb5986 KE	117	}
aedb5986 KE	118
34a780a0 KE	119	static int __init hp6xx_devices_setup(void)
	120	{
	121	return platform_add_devices(hp6xx_devices, ARRAY_SIZE(hp6xx_devices));
	122	}
	123
2c7834a6	124	static void __init hp6xx_setup(char **cmdline_p)
1da177e4	125	{
0025835c	126	u8 v8;
1da177e4	127	u16 v;
3aa770e7	128
1da177e4	129	v = inw(HD64461_STBCR);
aedb5986 KE	130	v \|= HD64461_STBCR_SURTST \| HD64461_STBCR_SIRST \|
	131	HD64461_STBCR_STM1ST \| HD64461_STBCR_STM0ST \|
	132	HD64461_STBCR_SAFEST \| HD64461_STBCR_SPC0ST \|
	133	HD64461_STBCR_SMIAST \| HD64461_STBCR_SAFECKE_OST\|
	134	HD64461_STBCR_SAFECKE_IST;
0025835c PM	135	#ifndef CONFIG_HD64461_ENABLER
	136	v \|= HD64461_STBCR_SPC1ST;
	137	#endif
1da177e4 LT	138	outw(v, HD64461_STBCR);
	139	v = inw(HD64461_GPADR);
	140	v \|= HD64461_GPADR_SPEAKER \| HD64461_GPADR_PCMCIA0;
	141	outw(v, HD64461_GPADR);
	142
0025835c PM	143	outw(HD64461_PCCGCR_VCC0 \| HD64461_PCCSCR_VCC1, HD64461_PCC0GCR);
	144
	145	#ifndef CONFIG_HD64461_ENABLER
	146	outw(HD64461_PCCGCR_VCC0 \| HD64461_PCCSCR_VCC1, HD64461_PCC1GCR);
	147	#endif
	148
	149	sh_dac_output(0, DAC_SPEAKER_VOLUME);
1da177e4	150	sh_dac_disable(DAC_SPEAKER_VOLUME);
9d56dd3b	151	v8 = __raw_readb(DACR);
0025835c	152	v8 &= ~DACR_DAE;
9d56dd3b	153	__raw_writeb(v8,DACR);
1da177e4	154
9d56dd3b	155	v8 = __raw_readb(SCPDR);
3aa770e7 AS	156	v8 \|= SCPDR_TS_SCAN_X \| SCPDR_TS_SCAN_Y;
3aa770e7 AS	157	v8 &= ~SCPDR_TS_SCAN_ENABLE;
9d56dd3b	158	__raw_writeb(v8, SCPDR);
3aa770e7	159
9d56dd3b	160	v = __raw_readw(SCPCR);
3aa770e7 AS	161	v &= ~SCPCR_TS_MASK;
3aa770e7 AS	162	v \|= SCPCR_TS_ENABLE;
9d56dd3b	163	__raw_writew(v, SCPCR);
1da177e4	164	}
34a780a0	165	device_initcall(hp6xx_devices_setup);
2c7834a6	166
82f81f47	167	static struct sh_machine_vector mv_hp6xx __initmv = {
2c7834a6 PM	168	.mv_name = "hp6xx",
2c7834a6 PM	169	.mv_setup = hp6xx_setup,
aedb5986 KE	170	/* Enable IRQ0 -> IRQ3 in IRQ_MODE */
aedb5986 KE	171	.mv_init_irq = hp6xx_init_irq,
2c7834a6	172	};