input: TSC: ti_tscadc: Remove definition of End Of Interrupt register

The touchscreen IP uses level sensitive interrupts rather
than edge sensitive interrupts and therefore the is no need
to use the EOI register to have the module re-strobe the
interrupt line if there pending interrupts exist.

Signed-off-by: Patil, Rachna <rachna@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/drivers/input/touchscreen/ti_tscadc.c b/drivers/input/touchscreen/ti_tscadc.c
index 2cc19b09e31c94a9b39079809779486d3a382c05..ec0a442478a82fd3810f175e1c17c864b2c8c91a 100644 (file)
--- a/drivers/input/touchscreen/ti_tscadc.c
+++ b/drivers/input/touchscreen/ti_tscadc.c
@@ -27,7 +27,6 @@
 #include <linux/input/ti_tscadc.h>
 #include <linux/delay.h>
 
-#define REG_IRQEOI             0x020
 #define REG_RAWIRQSTATUS       0x024
 #define REG_IRQSTATUS          0x028
 #define REG_IRQENABLE          0x02C
@@ -330,8 +329,6 @@ static irqreturn_t tscadc_irq(int irq, void *dev)
        }
 
        tscadc_writel(ts_dev, REG_IRQSTATUS, irqclr);
-       /* check pending interrupts */
-       tscadc_writel(ts_dev, REG_IRQEOI, 0x0);
 
        tscadc_writel(ts_dev, REG_SE, STPENB_STEPENB);
        return IRQ_HANDLED;