static void kp_repeat_sr(unsigned long data)
{
struct kp *kp_data=(struct kp *)data;
u32 status;
u32 timer_period;
status = READ_AOBUS_REG(AO_IR_DEC_STATUS);
switch(status&REMOTE_HW_DECODER_STATUS_MASK)
{
case REMOTE_HW_DECODER_STATUS_OK:
kp_send_key(kp_data->input, (kp_data->cur_keycode>>16)&0xff, 0);
repeat_flag = 0;
break ;
default:
SET_AOBUS_REG_MASK(AO_IR_DEC_REG1,1);//reset ir deocoder
CLEAR_AOBUS_REG_MASK(AO_IR_DEC_REG1,1);
if(kp_data->repeat_tick !=0)//new key coming in.
{
timer_period= jiffies + 10 ; //timer peroid waiting for a stable state.
}
else //repeat key check
{
if(kp_data->repeat_enable)
{
kp_send_key(kp_data->input, (kp_data->cur_keycode>>16)&0xff, 2);
}
timer_period=jiffies+msecs_to_jiffies(kp_data->repeat_peroid);
}
mod_timer(&kp_data->repeat_timer,timer_period);
kp_data->repeat_tick =0;
break;
}
static int ir_init()
{
unsigned int control_value;
//mask--mux gpioao_7 to remote
SET_AOBUS_REG_MASK(AO_RTI_PIN_MUX_REG,1<<0);
//max frame time is 80ms, base rate is 20us
control_value = 3<<28|(0x9c40 << 12)|0x13;
WRITE_AOBUS_REG(AO_IR_DEC_REG0, control_value);
/*[3-2]rising or falling edge detected
[8-7]Measure mode
*/
control_value = 0x8574;
WRITE_AOBUS_REG(AO_IR_DEC_REG1, control_value);
return 0;
}
int do_irtest(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
unsigned int i;
printf("Enter NEC IR testing function ...\n");
SET_AOBUS_REG_MASK(AO_RTI_PIN_MUX_REG, 1<<0);//set IR pinmux
WRITE_AOBUS_REG(AO_IR_DEC_LDR_ACTIVE, 0x01d801ac);
WRITE_AOBUS_REG(AO_IR_DEC_LDR_IDLE, 0x00f800ca);
WRITE_AOBUS_REG(AO_IR_DEC_LDR_REPEAT, 0);
WRITE_AOBUS_REG(AO_IR_DEC_BIT_0, 0x0044002c);
WRITE_AOBUS_REG(AO_IR_DEC_REG0, 0x30fa0013);
WRITE_AOBUS_REG(AO_IR_DEC_STATUS, 0x08915c00);
WRITE_AOBUS_REG(AO_IR_DEC_REG1, 0x0000be70);
for(i = 0; i < 200; i++){
msleep(50);
if(READ_AOBUS_REG_BITS(AO_IR_DEC_STATUS, 3, 1))
printf("key = 0x%08x\n", READ_AOBUS_REG(AO_IR_DEC_FRAME));
else
printf("No key !!!\n");
}
return 0;
}
