static int __init frodo_init_irq(void)
{
set_GPIO_IRQ_edge (0x01 << GPIO_11_27_IRQ (FRODO_IDE_IRQ),GPIO_RISING_EDGE);
set_GPIO_IRQ_edge (0x01 << GPIO_11_27_IRQ (FRODO_ETH_IRQ),GPIO_RISING_EDGE);
set_GPIO_IRQ_edge (0x01 << GPIO_11_27_IRQ (FRODO_USB_DC_IRQ),GPIO_RISING_EDGE);
set_GPIO_IRQ_edge (0x01 << GPIO_11_27_IRQ (FRODO_USB_HC_IRQ),GPIO_RISING_EDGE);
}
static int cerf_pcmcia_init(struct pcmcia_init *init)
{
int i, res;
if( pcmcia_debug)
printk( KERN_INFO "cerf_pcmcia_init: enter\n");
cerf_pcmcia_set_gpio_direction();
set_GPIO_IRQ_edge( PCMCIA_GPIO_CF_IRQ_EDGE, GPIO_FALLING_EDGE );
for (i = 0; i < ARRAY_SIZE(irqs); i++) {
set_GPIO_IRQ_edge(irqs[i].gpio, GPIO_BOTH_EDGES);
res = request_irq(irqs[i].irq, init->handler, SA_INTERRUPT,
irqs[i].str, NULL);
if (res)
goto irq_err;
}
printk( KERN_INFO "PCMCIA for Cerf: OK\n");
return CERF_SOCKET+1; /* last socket used +1 */
irq_err:
printk(KERN_ERR "%s: Request for IRQ%d failed\n",
__FUNCTION__, irqs[i].irq);
while (i--)
free_irq(irqs[i].irq, NULL);
return -1;
}
static int h3600_pcmcia_init(struct pcmcia_init *init)
{
int i, res;
/*
* Set transition detect
*/
set_GPIO_IRQ_edge(GPIO_H3600_PCMCIA_IRQ0 | GPIO_H3600_PCMCIA_IRQ1,
GPIO_FALLING_EDGE);
set_GPIO_IRQ_edge(GPIO_H3600_PCMCIA_CD0 | GPIO_H3600_PCMCIA_CD1,
GPIO_NO_EDGES);
/*
* Register interrupts
*/
for (i = res = 0; i < ARRAY_SIZE(irqs); i++) {
res = request_irq(irqs[i].irq, init->handler, SA_INTERRUPT,
irqs[i].str, NULL);
if (res)
break;
}
if (res) {
printk(KERN_ERR "h3600_pcmcia: request for IRQ%d failed: %d\n",
irqs[i].irq, res);
while (i--)
free_irq(irqs[i].irq, NULL);
}
return res ? -1 : 2;
}
static int h3600_pcmcia_socket_suspend(int sock)
{
switch (sock) {
case 0:
set_GPIO_IRQ_edge(GPIO_H3600_PCMCIA_CD0, GPIO_NO_EDGES);
break;
case 1:
set_GPIO_IRQ_edge(GPIO_H3600_PCMCIA_CD1, GPIO_NO_EDGES);
break;
}
/*
* FIXME: This doesn't fit well. We don't have the mechanism in
* the generic PCMCIA layer to deal with the idea of two sockets
* on one bus. We rely on the cs.c behaviour shutting down
* socket 0 then socket 1.
*/
if (sock == 1) {
clr_h3600_egpio(IPAQ_EGPIO_OPT_ON);
clr_h3600_egpio(IPAQ_EGPIO_OPT_NVRAM_ON);
/* hmm, does this suck power? */
set_h3600_egpio(IPAQ_EGPIO_OPT_RESET);
}
return 0;
}
static int stork_pcmcia_init(struct pcmcia_init *init)
{
int irq, res;
printk("in stork_pcmcia_init\n");
sa1100_stork_pcmcia_init = *init;
/* Set transition detect */
set_GPIO_IRQ_edge( GPIO_STORK_PCMCIA_A_CARD_DETECT | GPIO_STORK_PCMCIA_B_CARD_DETECT, GPIO_NO_EDGES );
set_GPIO_IRQ_edge( GPIO_STORK_PCMCIA_A_RDY| GPIO_STORK_PCMCIA_B_RDY, GPIO_FALLING_EDGE );
/* Register interrupts */
irq = IRQ_GPIO_STORK_PCMCIA_A_CARD_DETECT;
res = request_irq( irq, init->handler, SA_INTERRUPT, "PCMCIA_CD0", NULL );
if( res < 0 ) goto irq_err;
irq = IRQ_GPIO_STORK_PCMCIA_B_CARD_DETECT;
res = request_irq( irq, init->handler, SA_INTERRUPT, "PCMCIA_CD1", NULL );
if( res < 0 ) goto irq_err;
return 2;
irq_err:
printk( KERN_ERR __FUNCTION__ ": Request for IRQ %u failed\n", irq );
return -1;
}
static int stork_pcmcia_socket_init(int sock)
{
storkSetLatchA(STORK_PCMCIA_PULL_UPS_POWER_ON);
if (sock == 0)
set_GPIO_IRQ_edge(GPIO_STORK_PCMCIA_A_CARD_DETECT, GPIO_BOTH_EDGES);
else if (sock == 1)
set_GPIO_IRQ_edge(GPIO_STORK_PCMCIA_B_CARD_DETECT, GPIO_BOTH_EDGES);
return 0;
}
static int stork_pcmcia_socket_suspend(int sock)
{
if (sock == 0)
set_GPIO_IRQ_edge(GPIO_STORK_PCMCIA_A_CARD_DETECT, GPIO_NO_EDGES);
else if (sock == 1) {
set_GPIO_IRQ_edge(GPIO_STORK_PCMCIA_B_CARD_DETECT, GPIO_NO_EDGES);
/*
* Hack!
*/
storkClearLatchA(STORK_PCMCIA_PULL_UPS_POWER_ON);
}
return 0;
}
static int h3600_stowaway_startup(struct skbd_state *skbd)
{
unsigned long flags;
int retval = 0;
SFDEBUG(1,"\n");
save_flags_cli(flags);
h3600_stowaway_reset_comm();
/* Direction registers */
GPDR |= GPIO_H3600_COM_RTS;
GPDR &= ~GPIO_H3600_COM_DCD;
set_GPIO_IRQ_edge( GPIO_H3600_COM_DCD, GPIO_RISING_EDGE );
/* Timer structure */
init_timer(&skbd->timer);
skbd->timer.function = h3600_stowaway_timer_callback;
skbd->timer.data = (unsigned long) skbd;
retval = request_irq(IRQ_GPIO_H3600_COM_DCD,
h3600_stowaway_handshake_interrupt,
SA_SHIRQ | SA_INTERRUPT | SA_SAMPLE_RANDOM,
"Stowaway DCD", (void *)skbd);
if ( !retval )
retval = request_irq( IRQ_Ser3UART,
h3600_stowaway_data_interrupt,
SA_SHIRQ | SA_INTERRUPT | SA_SAMPLE_RANDOM,
"Stowaway data", (void *)skbd);
restore_flags(flags);
return retval;
}
static void __init system3_init_irq(void)
{
int irq;
DPRINTK( "%s\n", "START" );
/* SA1111 IRQ not routed to a GPIO. */
sa1111_init_irq(-1);
/* setup extra IRQs */
irq = IRQ_SYSTEM3_SMC9196;
irq_desc[irq].valid = 1;
irq_desc[irq].probe_ok = 1;
#if 0
/* Highspeed Serial Bus not yet used */
irq = PT_USAR_IRQ;
irq_desc[irq].valid = 1;
irq_desc[irq].probe_ok = 1;
#endif
/* IRQ by CPLD */
set_GPIO_IRQ_edge( GPIO_GPIO(25), GPIO_RISING_EDGE );
setup_arm_irq( IRQ_GPIO25, &system3_irq );
}
static int __init jornada720_init(void)
{
GPDR |= GPIO_GPIO20;
TUCR = JORTUCR_VAL; /* set the oscillator out to the SA-1101 */
GPSR = GPIO_GPIO20;
udelay(1);
GPCR = GPIO_GPIO20;
udelay(1);
GPSR = GPIO_GPIO20;
udelay(20);
SKCR = JORSKCR_INIT; /* Turn on the PLL, enable Ready and enable nOE assertion from DC */
mdelay(100);
SBI_SKCR = JORSKCR_RCLK;/* turn on the RCLOCK */
SBI_SMCR = 0x35; /* initialize the SMC (debug SA-1111 reset */
PCCR = 0; /* initialize the S2MC (debug SA-1111 reset) */
/* LDD4 is speaker, LDD3 is microphone */
PPSR &= ~(PPC_LDD3 | PPC_LDD4);
PPDR |= PPC_LDD3 | PPC_LDD4;
/* initialize extra IRQs */
set_GPIO_IRQ_edge(GPIO_GPIO1, GPIO_RISING_EDGE);
sa1111_init_irq(IRQ_GPIO1); /* chained on GPIO 1 */
return 0;
}
static int __init assabet_init(void)
{
if (!machine_is_assabet())
return -EINVAL;
/*
* Set the IRQ edges
*/
set_GPIO_IRQ_edge(GPIO_GPIO23, GPIO_RISING_EDGE); /* UCB1300 */
if (machine_has_neponset()) {
/*
* Angel sets this, but other bootloaders may not.
*
* This must precede any driver calls to BCR_set()
* or BCR_clear().
*/
ASSABET_BCR = BCR_value = ASSABET_BCR_DB1111;
NCR_0 = 0;
#ifndef CONFIG_ASSABET_NEPONSET
printk( "Warning: Neponset detected but full support "
"hasn't been configured in the kernel\n" );
#endif
}
return 0;
}
static void __init graphicsmaster_init_irq(void)
{
int irq;
/* First the standard SA1100 IRQs */
sa1100_init_irq();
/* disable all IRQs */
ADS_INT_EN1 = 0;
ADS_INT_EN2 = 0;
/* clear all IRQs */
ADS_INT_ST1 = 0xff;
ADS_INT_ST2 = 0xff;
for (irq = ADS_EXT_IRQ(0); irq <= ADS_EXT_IRQ(7); irq++) {
irq_desc[irq].valid = 1;
irq_desc[irq].probe_ok = 1;
irq_desc[irq].mask_ack = ADS_mask_and_ack_irq0;
irq_desc[irq].mask = ADS_mask_irq0;
irq_desc[irq].unmask = ADS_unmask_irq0;
}
for (irq = ADS_EXT_IRQ(8); irq <= ADS_EXT_IRQ(15); irq++) {
irq_desc[irq].valid = 1;
irq_desc[irq].probe_ok = 1;
irq_desc[irq].mask_ack = ADS_mask_and_ack_irq1;
irq_desc[irq].mask = ADS_mask_irq1;
irq_desc[irq].unmask = ADS_unmask_irq1;
}
set_GPIO_IRQ_edge(GPIO_GPIO0, GPIO_FALLING_EDGE);
setup_arm_irq( IRQ_GPIO0, &ADS_ext_irq );
}
static void __init graphicsmaster_init_irq(void)
{
int irq;
/* First the standard SA1100 IRQs */
sa1100_init_irq();
/* disable all IRQs */
ADS_INT_EN1 = 0;
ADS_INT_EN2 = 0;
/* clear all IRQs */
ADS_INT_ST1 = 0xff;
ADS_INT_ST2 = 0xff;
for (irq = IRQ_GRAPHICSMASTER_START; irq < IRQ_GRAPHICSMASTER_UCB1200; irq++) {
irq_desc[irq].valid = 1;
irq_desc[irq].probe_ok = 1;
irq_desc[irq].mask_ack = ADS_mask_and_ack_irq0;
irq_desc[irq].mask = ADS_mask_irq0;
irq_desc[irq].unmask = ADS_unmask_irq0;
}
for (irq = IRQ_GRAPHICSMASTER_UCB1200; irq < IRQ_GRAPHICSMASTER_END; irq++) {
irq_desc[irq].valid = 1;
irq_desc[irq].probe_ok = 1;
irq_desc[irq].mask_ack = ADS_mask_and_ack_irq1;
irq_desc[irq].mask = ADS_mask_irq1;
irq_desc[irq].unmask = ADS_unmask_irq1;
}
GPDR &= ~GPIO_GPIO0;
set_GPIO_IRQ_edge(GPIO_GPIO0, GPIO_FALLING_EDGE);
setup_arm_irq( IRQ_GPIO0, &ADS_ext_irq );
}
static int h3600_uart_open(struct uart_port *port, struct uart_info *info)
{
int ret = 0;
if (port->mapbase == _Ser2UTCR0) {
Ser2UTCR4 = UTCR4_HSE;
Ser2HSCR0 = 0;
Ser2HSSR0 = HSSR0_EIF | HSSR0_TUR |
HSSR0_RAB | HSSR0_FRE;
} else if (port->mapbase == _Ser3UTCR0) {
set_GPIO_IRQ_edge(GPIO_H3600_COM_DCD|GPIO_H3600_COM_CTS,
GPIO_BOTH_EDGES);
ret = request_irq(IRQ_GPIO_H3600_COM_DCD, h3600_dcd_intr,
0, "RS232 DCD", info);
if (ret)
return ret;
ret = request_irq(IRQ_GPIO_H3600_COM_CTS, h3600_cts_intr,
0, "RS232 CTS", info);
if (ret)
free_irq(IRQ_GPIO_H3600_COM_DCD, info);
}
return ret;
}
static void __init yopy_map_io(void)
{
sa1100_map_io();
iotable_init(yopy_io_desc);
sa1100_register_uart(0, 3);
set_GPIO_IRQ_edge(GPIO_UCB1200_IRQ, GPIO_RISING_EDGE);
}
static int h3600_pcmcia_socket_init(int sock)
{
/* Enable CF bus: */
set_h3600_egpio(IPAQ_EGPIO_OPT_NVRAM_ON);
set_h3600_egpio(IPAQ_EGPIO_OPT_ON);
clr_h3600_egpio(IPAQ_EGPIO_OPT_RESET);
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(10*HZ / 1000);
switch (sock) {
case 0:
set_GPIO_IRQ_edge(GPIO_H3600_PCMCIA_CD0, GPIO_BOTH_EDGES);
break;
case 1:
set_GPIO_IRQ_edge(GPIO_H3600_PCMCIA_CD1, GPIO_BOTH_EDGES);
break;
}
return 0;
}
static int cerf_pcmcia_init(struct pcmcia_init *init){
int irq, res;
set_GPIO_IRQ_edge( GPIO_CF_CD|GPIO_CF_BVD2|GPIO_CF_BVD1, GPIO_BOTH_EDGES );
set_GPIO_IRQ_edge( GPIO_CF_IRQ, GPIO_FALLING_EDGE );
irq = IRQ_GPIO_CF_CD;
res = request_irq( irq, init->handler, SA_INTERRUPT, "CF_CD", NULL );
if( res < 0 ) goto irq_err;
irq = IRQ_GPIO_CF_BVD2;
res = request_irq( irq, init->handler, SA_INTERRUPT, "CF_BVD2", NULL );
if( res < 0 ) goto irq_err;
irq = IRQ_GPIO_CF_BVD1;
res = request_irq( irq, init->handler, SA_INTERRUPT, "CF_BVD1", NULL );
if( res < 0 ) goto irq_err;
return 2;
irq_err:
printk(KERN_ERR "%s: Request for IRQ %u failed\n", __FUNCTION__, irq);
return -1;
}
static void __init neponset_init_irq(void)
{
sa1111_init_irq(-1); /* SA1111 IRQ not routed to a GPIO */
/* setup extra Neponset IRQs */
irq_desc[IRQ_NEPONSET_SMC9196].valid = 1;
irq_desc[IRQ_NEPONSET_SMC9196].probe_ok = 1;
irq_desc[IRQ_NEPONSET_USAR].valid = 1;
irq_desc[IRQ_NEPONSET_USAR].probe_ok = 1;
set_GPIO_IRQ_edge(GPIO_GPIO25, GPIO_RISING_EDGE);
setup_arm_irq(IRQ_GPIO25, &neponset_irq);
}
static int cerf_pcmcia_socket_suspend(int sock)
{
int i;
if( pcmcia_debug)
printk( KERN_INFO "cerf_pcmcia_socket_suspend: sock=%d\n",sock);
if (sock == CERF_SOCKET)
for (i = 0; i < ARRAY_SIZE(irqs); i++)
set_GPIO_IRQ_edge(irqs[i].gpio, GPIO_NO_EDGES);
return 0;
}
static int __devinit navman_gps_cf_probe_sleeve(struct sleeve_dev *sleeve_dev,
const struct sleeve_device_id *ent)
{
serial_ioaddr = ioremap(0x30000000 + serial_port, PAGE_SIZE);
if (1) printk(__FUNCTION__ ": %s serial_port=%x serial_ioaddr=%p\n",
sleeve_dev->driver->name, serial_port, serial_ioaddr);
sa1100_h3600_pcmcia_change_sleeves(&h3600_single_sleeve_ops);
GPDR &= ~GPIO_H3600_OPT_IRQ; /* GPIO line as input */
set_GPIO_IRQ_edge( GPIO_H3600_OPT_IRQ, GPIO_RISING_EDGE ); /* Rising edge */
serial_line = setup_serial((ioaddr_t) serial_ioaddr, serial_irq);
return 0;
}
static int __init ttlio_init(void)
{
printk(KERN_INFO "MT6N TTL-I/O driver (release %s)\n",
TTLIO_VERSION);
misc_register(&ttlio_dev);
create_proc_read_entry ("driver/ttlio", 0, 0, ttlio_read_proc, NULL);
set_GPIO_IRQ_edge(GPIO_TTLIO_IRQ, GPIO_FALLING_EDGE);
if (request_irq(TTLIO_IRQ, ttlio_interrupt, SA_INTERRUPT, "ttlio irq", NULL)) {
printk(KERN_ERR "ttlio: irq %d already in use\n", TTLIO_IRQ);
return 1;
}
return 0;
}
static int pangolin_pcmcia_init(struct pcmcia_init *init){
int irq, res;
#ifndef CONFIG_SA1100_PANGOLIN_PCMCIA_IDE
/* Enable PCMCIA bus: */
GPCR = GPIO_PCMCIA_BUS_ON;
#endif
/* Set transition detect */
set_GPIO_IRQ_edge( GPIO_PCMCIA_CD, GPIO_BOTH_EDGES );
set_GPIO_IRQ_edge( GPIO_PCMCIA_IRQ, GPIO_FALLING_EDGE );
/* Register interrupts */
irq = IRQ_PCMCIA_CD;
res = request_irq( irq, init->handler, SA_INTERRUPT, "PCMCIA_CD", NULL );
if( res < 0 ) goto irq_err;
/* There's only one slot, but it's "Slot 1": */
return 2;
irq_err:
printk( KERN_ERR "%s: Request for IRQ %lu failed\n", __FUNCTION__, irq );
return -1;
}
static void __init neponset_init_irq(void)
{
int irq;
sa1111_init_irq(-1); /* SA1111 IRQ not routed to a GPIO */
/* setup extra Neponset IRQs */
irq = NEPONSET_ETHERNET_IRQ;
irq_desc[irq].valid = 1;
irq_desc[irq].probe_ok = 1;
irq = NEPONSET_USAR_IRQ;
irq_desc[irq].valid = 1;
irq_desc[irq].probe_ok = 1;
set_GPIO_IRQ_edge(ASSABET_GPIO_NEP_IRQ, GPIO_RISING_EDGE);
setup_arm_irq(ASSABET_IRQ_GPIO_NEP_IRQ, &neponset_irq);
}
static void __init simpad_map_io(void)
{
sa1100_map_io();
iotable_init(simpad_io_desc);
PSPR = 0xc0008000;
GPDR &= ~GPIO_GPIO0;
cs3_shadow = (EN1 | EN0 | LED2_ON | DISPLAY_ON | RS232_ON |
ENABLE_5V | RESET_SIMCARD);
*(CS3BUSTYPE *)(CS3_BASE) = cs3_shadow;
//It is only possible to register 3 UART in serial_sa1100.c
sa1100_register_uart(0, 3);
sa1100_register_uart(1, 1);
set_GPIO_IRQ_edge(GPIO_UCB1300_IRQ);
}
static __init int pfs168_spi_init(void)
{
printk (KERN_INFO "PFS-168 SA-1110 SPI Driver v1.1\n");
pfs168_spi_init_dev();
misc_register(&pfs168_spi_dev);
rxq = (struct pfs168_spi_queue *) kmalloc(sizeof(*rxq), GFP_KERNEL);
memset(rxq, 0, sizeof(*rxq));
rxq->head = rxq->tail = 0;
rxq->buf = rxq_buf;
init_waitqueue_head(&rxq->proc_list);
txq = (struct pfs168_spi_queue *) kmalloc(sizeof(*txq), GFP_KERNEL);
memset(txq, 0, sizeof(*txq));
txq->head = txq->tail = 0;
txq->buf = txq_buf;
set_GPIO_IRQ_edge(GPIO_GPIO(14), GPIO_RISING_EDGE);
return 0;
}
void apollo_init_irq(void) {
int rqstatus;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 0)
set_irq_type(IRQ_GPIO(83), IRQT_FALLING);
#else
set_GPIO_IRQ_edge(83, GPIO_FALLING_EDGE);
printk("SET FALLING EDGE 2.4 style done\n");
#endif
rqstatus = request_irq(IRQ_GPIO(83), eink_irq_hdl, SA_INTERRUPT, "einkfb", NULL);
do_debug("rqstatus %d irq %d\n", rqstatus, IRQ_GPIO(83));
disable_irq(IRQ_GPIO(83)); /* initially disable irq. we will use it
only for longer waits to avoid prolonged
spinning */
do_debug("DISABLE_IRQ done\n");
}
/**
* monitor_request_irq
*/
int monitor_request_irq(void)
{
#if defined(CONFIG_SA1100_USBCABLE_GPIO)
int rc;
printk(KERN_DEBUG"monitor_request_irq: %d %d\n",
CONFIG_SA1100_USBCABLE_GPIO, SA1100_GPIO_TO_IRQ(CONFIG_SA1100_USBCABLE_GPIO));
if ((rc = request_irq(SA1100_GPIO_TO_IRQ(CONFIG_SA1100_USBCABLE_GPIO),
monitor_int_hndlr, SA_SHIRQ, "USBD Monitor", &monitor)))
{
printk(KERN_DEBUG"monitor_request_irq: failed: %d\n", rc);
return -EINVAL;
}
GPDR &= ~GPIO_GPIO(CONFIG_SA1100_USBCABLE_GPIO);
set_GPIO_IRQ_edge(GPIO_GPIO(CONFIG_SA1100_USBCABLE_GPIO), GPIO_BOTH_EDGES);
#endif
return 0;
}
/*
* h3600ts_connect() is the routine that is called when someone adds a
* new serio device that supports H3600 protocol and registers it as
* an input device.
*/
static int h3600ts_connect(struct serio *serio, struct serio_driver *drv)
{
struct h3600_dev *ts;
struct input_dev *input_dev;
int err;
ts = kzalloc(sizeof(struct h3600_dev), GFP_KERNEL);
input_dev = input_allocate_device();
if (!ts || !input_dev) {
err = -ENOMEM;
goto fail1;
}
ts->serio = serio;
ts->dev = input_dev;
snprintf(ts->phys, sizeof(ts->phys), "%s/input0", serio->phys);
input_dev->name = "H3600 TouchScreen";
input_dev->phys = ts->phys;
input_dev->id.bustype = BUS_RS232;
input_dev->id.vendor = SERIO_H3600;
input_dev->id.product = 0x0666; /* FIXME !!! We can ask the hardware */
input_dev->id.version = 0x0100;
input_dev->dev.parent = &serio->dev;
input_set_drvdata(input_dev, ts);
input_dev->event = h3600ts_event;
input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS) |
BIT_MASK(EV_LED) | BIT_MASK(EV_PWR);
input_dev->ledbit[0] = BIT_MASK(LED_SLEEP);
input_set_abs_params(input_dev, ABS_X, 60, 985, 0, 0);
input_set_abs_params(input_dev, ABS_Y, 35, 1024, 0, 0);
set_bit(KEY_RECORD, input_dev->keybit);
set_bit(KEY_Q, input_dev->keybit);
set_bit(KEY_PROG1, input_dev->keybit);
set_bit(KEY_PROG2, input_dev->keybit);
set_bit(KEY_PROG3, input_dev->keybit);
set_bit(KEY_UP, input_dev->keybit);
set_bit(KEY_RIGHT, input_dev->keybit);
set_bit(KEY_LEFT, input_dev->keybit);
set_bit(KEY_DOWN, input_dev->keybit);
set_bit(KEY_ENTER, input_dev->keybit);
set_bit(KEY_SUSPEND, input_dev->keybit);
set_bit(BTN_TOUCH, input_dev->keybit);
/* Device specific stuff */
set_GPIO_IRQ_edge(GPIO_BITSY_ACTION_BUTTON, GPIO_BOTH_EDGES);
set_GPIO_IRQ_edge(GPIO_BITSY_NPOWER_BUTTON, GPIO_RISING_EDGE);
if (request_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, action_button_handler,
IRQF_SHARED | IRQF_DISABLED, "h3600_action", &ts->dev)) {
printk(KERN_ERR "h3600ts.c: Could not allocate Action Button IRQ!\n");
err = -EBUSY;
goto fail2;
}
if (request_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, npower_button_handler,
IRQF_SHARED | IRQF_DISABLED, "h3600_suspend", &ts->dev)) {
printk(KERN_ERR "h3600ts.c: Could not allocate Power Button IRQ!\n");
err = -EBUSY;
goto fail3;
}
serio_set_drvdata(serio, ts);
err = serio_open(serio, drv);
if (err)
return err;
//h3600_flite_control(1, 25); /* default brightness */
input_register_device(ts->dev);
return 0;
fail3: free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, ts->dev);
fail2: free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, ts->dev);
fail1: serio_set_drvdata(serio, NULL);
input_free_device(input_dev);
kfree(ts);
return err;
}
static int __init adsbitsy_init(void)
{
int ret;
if (!machine_is_adsbitsy())
return -ENODEV;
/*
* Ensure that the memory bus request/grant signals are setup,
* and the grant is held in its inactive state
*/
sa1110_mb_disable();
/* Bitsy uses GPIO pins for SPI interface to AVR
* Bitsy Plus uses the standard pins instead.
* it also needs to reset the AVR when booting
*/
PPAR |= PPAR_SSPGPIO;
/*
* Reset SA1111
*/
GPCR |= GPIO_GPIO26;
udelay(1000);
GPSR |= GPIO_GPIO26;
#ifndef CONFIG_LEDS_TIMER
// Set Serial port 1 RTS and DTR Low during sleep
PGSR |= GPIO_GPIO15 | GPIO_GPIO20;
#else
// only RTS (because DTR is also the LED
// which should be off during sleep);
PGSR |= GPIO_GPIO15;
#endif
// Set Serial port 3RTS Low during sleep
PGSR |= GPIO_GPIO19;
/*
* Probe for SA1111.
*/
ret = sa1111_probe(ADSBITSY_SA1111_BASE);
if (ret < 0)
return ret;
/*
* We found it. Wake the chip up.
*/
sa1111_wake();
/*
* The SDRAM configuration of the SA1110 and the SA1111 must
* match. This is very important to ensure that SA1111 accesses
* don't corrupt the SDRAM. Note that this ungates the SA1111's
* MBGNT signal, so we must have called sa1110_mb_disable()
* beforehand.
*/
sa1111_configure_smc(1,
FExtr(MDCNFG, MDCNFG_SA1110_DRAC0),
FExtr(MDCNFG, MDCNFG_SA1110_TDL0));
/*
* We only need to turn on DCLK whenever we want to use the
* DMA. It can otherwise be held firmly in the off position.
*/
SKPCR |= SKPCR_DCLKEN;
/*
* Enable the SA1110 memory bus request and grant signals.
*/
sa1110_mb_enable();
set_GPIO_IRQ_edge(GPIO_GPIO0, GPIO_RISING_EDGE);
sa1111_init_irq(IRQ_GPIO0);
return 0;
}
/*****************************************************************
*
* Function Name: init_irq
*
* This function is board specific. It sets up the interrupt to
* be an edge trigger and trigger on the rising edge
*
* Input: none
*
* Return value : none
*
*****************************************************************/
void init_irq (void)
{
GPDR &= ~(1 << 13);
set_GPIO_IRQ_edge (1 << 13, GPIO_RISING_EDGE);
}
