[qemu.git] / hw / tosa.c

/* vim:set shiftwidth=4 ts=4 et: */
/*
 * PXA255 Sharp Zaurus SL-6000 PDA platform
 *
 * Copyright (c) 2008 Dmitry Baryshkov
 *
 * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
 * This code is licensed under the GNU GPL v2.
 */

#include "hw.h"
#include "pxa.h"
#include "arm-misc.h"
#include "devices.h"
#include "sharpsl.h"
#include "pcmcia.h"
#include "block.h"
#include "boards.h"
#include "i2c.h"
#include "ssi.h"
#include "blockdev.h"
#include "sysbus.h"

#define TOSA_RAM    0x04000000
#define TOSA_ROM	0x00800000

#define TOSA_GPIO_USB_IN		(5)
#define TOSA_GPIO_nSD_DETECT	(9)
#define TOSA_GPIO_ON_RESET		(19)
#define TOSA_GPIO_CF_IRQ		(21)	/* CF slot0 Ready */
#define TOSA_GPIO_CF_CD			(13)
#define TOSA_GPIO_TC6393XB_INT  (15)
#define TOSA_GPIO_JC_CF_IRQ		(36)	/* CF slot1 Ready */

#define TOSA_SCOOP_GPIO_BASE	1
#define TOSA_GPIO_IR_POWERDWN	(TOSA_SCOOP_GPIO_BASE + 2)
#define TOSA_GPIO_SD_WP			(TOSA_SCOOP_GPIO_BASE + 3)
#define TOSA_GPIO_PWR_ON		(TOSA_SCOOP_GPIO_BASE + 4)

#define TOSA_SCOOP_JC_GPIO_BASE		1
#define TOSA_GPIO_BT_LED		(TOSA_SCOOP_JC_GPIO_BASE + 0)
#define TOSA_GPIO_NOTE_LED		(TOSA_SCOOP_JC_GPIO_BASE + 1)
#define TOSA_GPIO_CHRG_ERR_LED		(TOSA_SCOOP_JC_GPIO_BASE + 2)
#define TOSA_GPIO_TC6393XB_L3V_ON	(TOSA_SCOOP_JC_GPIO_BASE + 5)
#define TOSA_GPIO_WLAN_LED		(TOSA_SCOOP_JC_GPIO_BASE + 7)

#define	DAC_BASE	0x4e
#define DAC_CH1		0
#define DAC_CH2		1

static void tosa_microdrive_attach(PXA2xxState *cpu)
{
    PCMCIACardState *md;
    BlockDriverState *bs;
    DriveInfo *dinfo;

    dinfo = drive_get(IF_IDE, 0, 0);
    if (!dinfo)
        return;
    bs = dinfo->bdrv;
    if (bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
        md = dscm1xxxx_init(dinfo);
        pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
    }
}

static void tosa_out_switch(void *opaque, int line, int level)
{
    switch (line) {
        case 0:
            fprintf(stderr, "blue LED %s.\n", level ? "on" : "off");
            break;
        case 1:
            fprintf(stderr, "green LED %s.\n", level ? "on" : "off");
            break;
        case 2:
            fprintf(stderr, "amber LED %s.\n", level ? "on" : "off");
            break;
        case 3:
            fprintf(stderr, "wlan LED %s.\n", level ? "on" : "off");
            break;
        default:
            fprintf(stderr, "Uhandled out event: %d = %d\n", line, level);
            break;
    }
}


static void tosa_gpio_setup(PXA2xxState *cpu,
                DeviceState *scp0,
                DeviceState *scp1,
                TC6393xbState *tmio)
{
    qemu_irq *outsignals = qemu_allocate_irqs(tosa_out_switch, cpu, 4);
    /* MMC/SD host */
    pxa2xx_mmci_handlers(cpu->mmc,
                    qdev_get_gpio_in(scp0, TOSA_GPIO_SD_WP),
                    qemu_irq_invert(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_nSD_DETECT)));

    /* Handle reset */
    qdev_connect_gpio_out(cpu->gpio, TOSA_GPIO_ON_RESET, cpu->reset);

    /* PCMCIA signals: card's IRQ and Card-Detect */
    pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
                        qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_IRQ),
                        qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_CD));

    pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
                        qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_JC_CF_IRQ),
                        NULL);

    qdev_connect_gpio_out(scp1, TOSA_GPIO_BT_LED, outsignals[0]);
    qdev_connect_gpio_out(scp1, TOSA_GPIO_NOTE_LED, outsignals[1]);
    qdev_connect_gpio_out(scp1, TOSA_GPIO_CHRG_ERR_LED, outsignals[2]);
    qdev_connect_gpio_out(scp1, TOSA_GPIO_WLAN_LED, outsignals[3]);

    qdev_connect_gpio_out(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));

    /* UDC Vbus */
    qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_USB_IN));
}

static uint32_t tosa_ssp_tansfer(SSISlave *dev, uint32_t value)
{
    fprintf(stderr, "TG: %d %02x\n", value >> 5, value & 0x1f);
    return 0;
}

static int tosa_ssp_init(SSISlave *dev)
{
    /* Nothing to do.  */
    return 0;
}

typedef struct {
    i2c_slave i2c;
    int len;
    char buf[3];
} TosaDACState;

static int tosa_dac_send(i2c_slave *i2c, uint8_t data)
{
    TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
    s->buf[s->len] = data;
    if (s->len ++ > 2) {
#ifdef VERBOSE
        fprintf(stderr, "%s: message too long (%i bytes)\n", __FUNCTION__, s->len);
#endif
        return 1;
    }

    if (s->len == 2) {
        fprintf(stderr, "dac: channel %d value 0x%02x\n",
                s->buf[0], s->buf[1]);
    }

    return 0;
}

static void tosa_dac_event(i2c_slave *i2c, enum i2c_event event)
{
    TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
    s->len = 0;
    switch (event) {
    case I2C_START_SEND:
        break;
    case I2C_START_RECV:
        printf("%s: recv not supported!!!\n", __FUNCTION__);
        break;
    case I2C_FINISH:
#ifdef VERBOSE
        if (s->len < 2)
            printf("%s: message too short (%i bytes)\n", __FUNCTION__, s->len);
        if (s->len > 2)
            printf("%s: message too long\n", __FUNCTION__);
#endif
        break;
    default:
        break;
    }
}

static int tosa_dac_recv(i2c_slave *s)
{
    printf("%s: recv not supported!!!\n", __FUNCTION__);
    return -1;
}

static int tosa_dac_init(i2c_slave *i2c)
{
    /* Nothing to do.  */
    return 0;
}

static void tosa_tg_init(PXA2xxState *cpu)
{
    i2c_bus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
    i2c_create_slave(bus, "tosa_dac", DAC_BASE);
    ssi_create_slave(cpu->ssp[1], "tosa-ssp");
}


static struct arm_boot_info tosa_binfo = {
    .loader_start = PXA2XX_SDRAM_BASE,
    .ram_size = 0x04000000,
};

static void tosa_init(ram_addr_t ram_size,
                const char *boot_device,
                const char *kernel_filename, const char *kernel_cmdline,
                const char *initrd_filename, const char *cpu_model)
{
    PXA2xxState *cpu;
    TC6393xbState *tmio;
    DeviceState *scp0, *scp1;

    if (!cpu_model)
        cpu_model = "pxa255";

    cpu = pxa255_init(tosa_binfo.ram_size);

    cpu_register_physical_memory(0, TOSA_ROM,
                    qemu_ram_alloc(NULL, "tosa.rom", TOSA_ROM) | IO_MEM_ROM);

    tmio = tc6393xb_init(0x10000000,
            qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_TC6393XB_INT));

    scp0 = sysbus_create_simple("scoop", 0x08800000, NULL);
    scp1 = sysbus_create_simple("scoop", 0x14800040, NULL);

    tosa_gpio_setup(cpu, scp0, scp1, tmio);

    tosa_microdrive_attach(cpu);

    tosa_tg_init(cpu);

    tosa_binfo.kernel_filename = kernel_filename;
    tosa_binfo.kernel_cmdline = kernel_cmdline;
    tosa_binfo.initrd_filename = initrd_filename;
    tosa_binfo.board_id = 0x208;
    arm_load_kernel(cpu->env, &tosa_binfo);
    sl_bootparam_write(SL_PXA_PARAM_BASE);
}

static QEMUMachine tosapda_machine = {
    .name = "tosa",
    .desc = "Tosa PDA (PXA255)",
    .init = tosa_init,
};

static void tosapda_machine_init(void)
{
    qemu_register_machine(&tosapda_machine);
}

machine_init(tosapda_machine_init);

static I2CSlaveInfo tosa_dac_info = {
    .qdev.name = "tosa_dac",
    .qdev.size = sizeof(TosaDACState),
    .init = tosa_dac_init,
    .event = tosa_dac_event,
    .recv = tosa_dac_recv,
    .send = tosa_dac_send
};

static SSISlaveInfo tosa_ssp_info = {
    .qdev.name = "tosa-ssp",
    .qdev.size = sizeof(SSISlave),
    .init = tosa_ssp_init,
    .transfer = tosa_ssp_tansfer
};

static void tosa_register_devices(void)
{
    i2c_register_slave(&tosa_dac_info);
    ssi_register_slave(&tosa_ssp_info);
}

device_init(tosa_register_devices)
Commit	Line	Data
89cdb6af AZ	1	/* vim:set shiftwidth=4 ts=4 et: */
	2	/*
	3	* PXA255 Sharp Zaurus SL-6000 PDA platform
	4	*
	5	* Copyright (c) 2008 Dmitry Baryshkov
	6	*
	7	* Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
	8	* This code is licensed under the GNU GPL v2.
	9	*/
	10
	11	#include "hw.h"
	12	#include "pxa.h"
	13	#include "arm-misc.h"
88d2c950	14	#include "devices.h"
89cdb6af AZ	15	#include "sharpsl.h"
	16	#include "pcmcia.h"
	17	#include "block.h"
	18	#include "boards.h"
4ea29f74	19	#include "i2c.h"
a984a69e	20	#include "ssi.h"
2446333c	21	#include "blockdev.h"
383d01c6	22	#include "sysbus.h"
89cdb6af AZ	23
	24	#define TOSA_RAM 0x04000000
	25	#define TOSA_ROM 0x00800000
	26
2e4b4e79	27	#define TOSA_GPIO_USB_IN (5)
89cdb6af AZ	28	#define TOSA_GPIO_nSD_DETECT (9)
	29	#define TOSA_GPIO_ON_RESET (19)
	30	#define TOSA_GPIO_CF_IRQ (21) /* CF slot0 Ready */
	31	#define TOSA_GPIO_CF_CD (13)
5d98751b	32	#define TOSA_GPIO_TC6393XB_INT (15)
89cdb6af AZ	33	#define TOSA_GPIO_JC_CF_IRQ (36) /* CF slot1 Ready */
89cdb6af AZ	34
6bc1d858	35	#define TOSA_SCOOP_GPIO_BASE 1
89cdb6af AZ	36	#define TOSA_GPIO_IR_POWERDWN (TOSA_SCOOP_GPIO_BASE + 2)
	37	#define TOSA_GPIO_SD_WP (TOSA_SCOOP_GPIO_BASE + 3)
	38	#define TOSA_GPIO_PWR_ON (TOSA_SCOOP_GPIO_BASE + 4)
	39
6bc1d858 AZ	40	#define TOSA_SCOOP_JC_GPIO_BASE 1
	41	#define TOSA_GPIO_BT_LED (TOSA_SCOOP_JC_GPIO_BASE + 0)
	42	#define TOSA_GPIO_NOTE_LED (TOSA_SCOOP_JC_GPIO_BASE + 1)
	43	#define TOSA_GPIO_CHRG_ERR_LED (TOSA_SCOOP_JC_GPIO_BASE + 2)
64b40bc5	44	#define TOSA_GPIO_TC6393XB_L3V_ON (TOSA_SCOOP_JC_GPIO_BASE + 5)
6bc1d858 AZ	45	#define TOSA_GPIO_WLAN_LED (TOSA_SCOOP_JC_GPIO_BASE + 7)
6bc1d858 AZ	46
4ea29f74 AZ	47	#define DAC_BASE 0x4e
	48	#define DAC_CH1 0
	49	#define DAC_CH2 1
	50
bc24a225	51	static void tosa_microdrive_attach(PXA2xxState *cpu)
89cdb6af	52	{
bc24a225	53	PCMCIACardState *md;
89cdb6af	54	BlockDriverState *bs;
751c6a17	55	DriveInfo *dinfo;
89cdb6af	56
751c6a17 GH	57	dinfo = drive_get(IF_IDE, 0, 0);
751c6a17 GH	58	if (!dinfo)
89cdb6af	59	return;
751c6a17	60	bs = dinfo->bdrv;
89cdb6af	61	if (bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
f455e98c	62	md = dscm1xxxx_init(dinfo);
89cdb6af AZ	63	pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
	64	}
	65	}
	66
6bc1d858 AZ	67	static void tosa_out_switch(void *opaque, int line, int level)
	68	{
	69	switch (line) {
	70	case 0:
	71	fprintf(stderr, "blue LED %s.\n", level ? "on" : "off");
	72	break;
	73	case 1:
	74	fprintf(stderr, "green LED %s.\n", level ? "on" : "off");
	75	break;
	76	case 2:
	77	fprintf(stderr, "amber LED %s.\n", level ? "on" : "off");
	78	break;
	79	case 3:
	80	fprintf(stderr, "wlan LED %s.\n", level ? "on" : "off");
	81	break;
	82	default:
	83	fprintf(stderr, "Uhandled out event: %d = %d\n", line, level);
	84	break;
	85	}
	86	}
	87
	88
bc24a225	89	static void tosa_gpio_setup(PXA2xxState *cpu,
383d01c6 DES	90	DeviceState *scp0,
383d01c6 DES	91	DeviceState *scp1,
bc24a225	92	TC6393xbState *tmio)
89cdb6af	93	{
6bc1d858	94	qemu_irq *outsignals = qemu_allocate_irqs(tosa_out_switch, cpu, 4);
89cdb6af AZ	95	/* MMC/SD host */
89cdb6af AZ	96	pxa2xx_mmci_handlers(cpu->mmc,
383d01c6	97	qdev_get_gpio_in(scp0, TOSA_GPIO_SD_WP),
0bb53337	98	qemu_irq_invert(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_nSD_DETECT)));
89cdb6af AZ	99
89cdb6af AZ	100	/* Handle reset */
0bb53337	101	qdev_connect_gpio_out(cpu->gpio, TOSA_GPIO_ON_RESET, cpu->reset);
89cdb6af AZ	102
	103	/* PCMCIA signals: card's IRQ and Card-Detect */
	104	pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
0bb53337 DES	105	qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_IRQ),
0bb53337 DES	106	qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_CF_CD));
89cdb6af AZ	107
89cdb6af AZ	108	pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
0bb53337	109	qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_JC_CF_IRQ),
89cdb6af AZ	110	NULL);
89cdb6af AZ	111
383d01c6 DES	112	qdev_connect_gpio_out(scp1, TOSA_GPIO_BT_LED, outsignals[0]);
	113	qdev_connect_gpio_out(scp1, TOSA_GPIO_NOTE_LED, outsignals[1]);
	114	qdev_connect_gpio_out(scp1, TOSA_GPIO_CHRG_ERR_LED, outsignals[2]);
	115	qdev_connect_gpio_out(scp1, TOSA_GPIO_WLAN_LED, outsignals[3]);
64b40bc5	116
383d01c6	117	qdev_connect_gpio_out(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));
2e4b4e79 DES	118
	119	/* UDC Vbus */
	120	qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_USB_IN));
89cdb6af AZ	121	}
89cdb6af AZ	122
a984a69e	123	static uint32_t tosa_ssp_tansfer(SSISlave *dev, uint32_t value)
4ea29f74	124	{
a984a69e	125	fprintf(stderr, "TG: %d %02x\n", value >> 5, value & 0x1f);
4ea29f74 AZ	126	return 0;
	127	}
	128
81a322d4	129	static int tosa_ssp_init(SSISlave *dev)
4ea29f74	130	{
a984a69e	131	/* Nothing to do. */
81a322d4	132	return 0;
4ea29f74 AZ	133	}
4ea29f74 AZ	134
d3151521	135	typedef struct {
4ea29f74 AZ	136	i2c_slave i2c;
	137	int len;
	138	char buf[3];
d3151521	139	} TosaDACState;
4ea29f74 AZ	140
	141	static int tosa_dac_send(i2c_slave *i2c, uint8_t data)
	142	{
fd1eb2ea	143	TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
4ea29f74 AZ	144	s->buf[s->len] = data;
	145	if (s->len ++ > 2) {
	146	#ifdef VERBOSE
	147	fprintf(stderr, "%s: message too long (%i bytes)\n", __FUNCTION__, s->len);
	148	#endif
	149	return 1;
	150	}
	151
	152	if (s->len == 2) {
	153	fprintf(stderr, "dac: channel %d value 0x%02x\n",
	154	s->buf[0], s->buf[1]);
	155	}
	156
	157	return 0;
	158	}
	159
	160	static void tosa_dac_event(i2c_slave *i2c, enum i2c_event event)
	161	{
fd1eb2ea	162	TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
4ea29f74 AZ	163	s->len = 0;
	164	switch (event) {
	165	case I2C_START_SEND:
	166	break;
	167	case I2C_START_RECV:
	168	printf("%s: recv not supported!!!\n", __FUNCTION__);
	169	break;
	170	case I2C_FINISH:
	171	#ifdef VERBOSE
	172	if (s->len < 2)
	173	printf("%s: message too short (%i bytes)\n", __FUNCTION__, s->len);
	174	if (s->len > 2)
	175	printf("%s: message too long\n", __FUNCTION__);
	176	#endif
	177	break;
	178	default:
	179	break;
	180	}
	181	}
	182
dfb021bc	183	static int tosa_dac_recv(i2c_slave *s)
4ea29f74 AZ	184	{
	185	printf("%s: recv not supported!!!\n", __FUNCTION__);
	186	return -1;
	187	}
	188
81a322d4	189	static int tosa_dac_init(i2c_slave *i2c)
fd1eb2ea PB	190	{
fd1eb2ea PB	191	/* Nothing to do. */
81a322d4	192	return 0;
fd1eb2ea PB	193	}
fd1eb2ea PB	194
bc24a225	195	static void tosa_tg_init(PXA2xxState *cpu)
4ea29f74	196	{
d3151521	197	i2c_bus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
fd1eb2ea	198	i2c_create_slave(bus, "tosa_dac", DAC_BASE);
a984a69e	199	ssi_create_slave(cpu->ssp[1], "tosa-ssp");
4ea29f74 AZ	200	}
	201
	202
89cdb6af AZ	203	static struct arm_boot_info tosa_binfo = {
	204	.loader_start = PXA2XX_SDRAM_BASE,
	205	.ram_size = 0x04000000,
	206	};
	207
c227f099	208	static void tosa_init(ram_addr_t ram_size,
3023f332	209	const char *boot_device,
89cdb6af AZ	210	const char kernel_filename, const char kernel_cmdline,
	211	const char initrd_filename, const char cpu_model)
	212	{
bc24a225 PB	213	PXA2xxState *cpu;
bc24a225 PB	214	TC6393xbState *tmio;
383d01c6	215	DeviceState scp0, scp1;
89cdb6af	216
89cdb6af AZ	217	if (!cpu_model)
	218	cpu_model = "pxa255";
	219
3023f332	220	cpu = pxa255_init(tosa_binfo.ram_size);
89cdb6af AZ	221
89cdb6af AZ	222	cpu_register_physical_memory(0, TOSA_ROM,
1724f049	223	qemu_ram_alloc(NULL, "tosa.rom", TOSA_ROM) \| IO_MEM_ROM);
89cdb6af	224
64b40bc5	225	tmio = tc6393xb_init(0x10000000,
0bb53337	226	qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_TC6393XB_INT));
89cdb6af	227
383d01c6 DES	228	scp0 = sysbus_create_simple("scoop", 0x08800000, NULL);
383d01c6 DES	229	scp1 = sysbus_create_simple("scoop", 0x14800040, NULL);
89cdb6af	230
64b40bc5	231	tosa_gpio_setup(cpu, scp0, scp1, tmio);
89cdb6af AZ	232
	233	tosa_microdrive_attach(cpu);
	234
4ea29f74 AZ	235	tosa_tg_init(cpu);
4ea29f74 AZ	236
89cdb6af AZ	237	tosa_binfo.kernel_filename = kernel_filename;
	238	tosa_binfo.kernel_cmdline = kernel_cmdline;
	239	tosa_binfo.initrd_filename = initrd_filename;
	240	tosa_binfo.board_id = 0x208;
	241	arm_load_kernel(cpu->env, &tosa_binfo);
f78630ab	242	sl_bootparam_write(SL_PXA_PARAM_BASE);
89cdb6af AZ	243	}
89cdb6af AZ	244
f80f9ec9	245	static QEMUMachine tosapda_machine = {
4b32e168 AL	246	.name = "tosa",
	247	.desc = "Tosa PDA (PXA255)",
	248	.init = tosa_init,
89cdb6af	249	};
fd1eb2ea	250
f80f9ec9 AL	251	static void tosapda_machine_init(void)
	252	{
	253	qemu_register_machine(&tosapda_machine);
	254	}
	255
	256	machine_init(tosapda_machine_init);
	257
fd1eb2ea	258	static I2CSlaveInfo tosa_dac_info = {
074f2fff GH	259	.qdev.name = "tosa_dac",
074f2fff GH	260	.qdev.size = sizeof(TosaDACState),
fd1eb2ea PB	261	.init = tosa_dac_init,
	262	.event = tosa_dac_event,
	263	.recv = tosa_dac_recv,
	264	.send = tosa_dac_send
	265	};
	266
a984a69e	267	static SSISlaveInfo tosa_ssp_info = {
074f2fff GH	268	.qdev.name = "tosa-ssp",
074f2fff GH	269	.qdev.size = sizeof(SSISlave),
a984a69e PB	270	.init = tosa_ssp_init,
	271	.transfer = tosa_ssp_tansfer
	272	};
	273
fd1eb2ea PB	274	static void tosa_register_devices(void)
fd1eb2ea PB	275	{
074f2fff GH	276	i2c_register_slave(&tosa_dac_info);
074f2fff GH	277	ssi_register_slave(&tosa_ssp_info);
fd1eb2ea PB	278	}
	279
	280	device_init(tosa_register_devices)