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