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罗伟
2010-05-21 08:56:35 +00:00
committed by 黄涛
parent c3ca2dc23e
commit fb296b33b9
1 changed files with 12 additions and 5 deletions
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17
arch/arm/mach-rk2818/adc.c
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@@ -30,7 +30,7 @@
* action is required.
*/
#if 1
#if 0
#define DBG(x...) printk(x)
#else
#define DBG(x...)
@@ -59,6 +59,7 @@ struct adc_device {
struct rk28_adc_client *client;
struct rk28_adc_client *cur;
struct rk28_adc_client *ts_pend;
struct work_struct timer_work;
void __iomem *regs;
struct timer_list timer;
unsigned int pre_con;
@@ -300,19 +301,25 @@ static int rk28_read_adc(struct adc_device *adc)
for(i=0; i<4; i++)
{
gAdcValue[i] = rk28_adc_read(adc->client, i);
//DBG("gAdcValue[%d]=%d\n",i,gAdcValue[i]);
DBG("gAdcValue[%d]=%d\n",i,gAdcValue[i]);
}
up(&adc->lock);
return ret;
}
static void adc_timer_work(struct work_struct *work)
{
rk28_read_adc(pAdcDev);
}
static void rk28_adcscan_timer(unsigned long data)
{
pAdcDev->timer.expires = jiffies + msecs_to_jiffies(30);
add_timer(&pAdcDev->timer);
rk28_read_adc(pAdcDev);
schedule_work(&pAdcDev->timer_work);
//rk28_read_adc(pAdcDev);
}
static irqreturn_t rk28_adc_irq(int irq, void *pw)
@@ -412,7 +419,7 @@ static int rk28_adc_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, adc);
init_MUTEX(&adc->lock);
INIT_WORK(&adc->timer_work, adc_timer_work);
/* Register with the core ADC driver. */
adc->client = rk28_adc_register(pdev, NULL, NULL, 0);
if (IS_ERR(adc->client)) {