void mmc_detect_init()
{
MMCGPIOEvent = OSSemCreate(0);
__gpio_mask_irq(MMC_CD_PIN);
__gpio_as_input(MMC_CD_PIN);
__gpio_disable_pull(MMC_CD_PIN);
request_irq(48 + MMC_CD_PIN, mmc_gpio_irq_handler, 0);
__gpio_unmask_irq(MMC_CD_PIN);
cardexsit = 0;
mmcsrc.GetRequest = GetRequest;
mmcsrc.Response = Response;
mmcsrc.Name = "MMC";
printf("Register Midware SRC MMC! \n");
RegisterMidSrc(&mmcsrc);
mmcid = mmcsrc.ID;
printf("mmc ID %d \n",mmcsrc.ID);
MMC_Initialize();
OSTaskCreate(MMCGpioTask, (void *)0,
(void *)&MGTaskStack[MMC_GPIO_TASK_STK_SIZE - 1],
MMC_GPIO_TASK_PRIO);
}
static void mask_and_ack_gpio_irq(unsigned int irq)
{
__gpio_mask_irq(irq - IRQ_GPIO_0);
__gpio_ack_irq(irq - IRQ_GPIO_0);
}
static void disable_gpio_irq(unsigned int irq)
{
__gpio_mask_irq(irq - IRQ_GPIO_0);
}
//SD/MMC hotplug!!
void mmc_gpio_irq_handler(unsigned int arg)
{
__gpio_mask_irq(MMC_CD_PIN);
OSSemPost(MMCGPIOEvent);
}
void TPanelInit()
{
int i;
unsigned char data1;
int retval;
/* Disable INT that connected to ATA2508's TINT.*/
__gpio_as_i2c();
__gpio_as_output(TP_KEY_RST);
__gpio_set_pin(TP_KEY_RST);
mdelay(100);
__gpio_clear_pin(TP_KEY_RST);
mdelay(800);
__gpio_set_pin(TP_KEY_RST);
__gpio_mask_irq(TP_KEY_TINT);
/* usage : I2C_WRITE( register_address, data);*/
for(i=0; i<13; i++)
{
data1 = init_data_alpha[i];
write_reg(i, data1);
}
for(i=13; i<63; i++)
{
data1 = init_data_burst[i-13];
write_reg(i, data1);
}
#if 0
for (i = 0; i < 63; i++)
{
data1 = read_reg(i);
printf("REG0x%02x = 0x%02x\n", i, data1);
}
#endif
/*wait for 1 ms*/
mdelay(1);
#if 0
while(1)
{
data1 = read_reg(0x68);
printf("REG0x68 = %d\n", data1);
data1 = read_reg(0x75);
printf("REG0x75 = 0x%02x\n", data1);
data1 = read_reg(0x76);
printf("REG0x76 = 0x%02x\n", data1);
mdelay(2000);
}
#endif
/*to activate all the new settings, give a WARM RESET.*/
write_reg(ADDR_WARM_RESET, 0x00); //ADDR_WARM_RESET=0xFF
// printf("the return value of write reg 0xff is %d\n", ret);
#if 0
data1 = read_reg(0x68);
printf("REG0x68 = %d\n", data1);
#endif
/*wait for 1 ~ 10 ms.*/
mdelay(10);
/*Enable INT that connected to ATA2508's TINT.*/
__gpio_as_irq_rise_edge(TP_KEY_TINT);
request_irq(TP_TINT_IRQ, tp_tint_irq, 0);
printf("Lyra touch panel register!\n");
// return;
// return 0;
}
