[PATCH RESEND 4/8] input: TSC: ti_tscadc: Remove definition of End Of Interrupt register
From: Patil, Rachna <hidden>
Date: 2012-10-16 07:43:45
Also in:
linux-iio, lkml
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, the rest · Maintainers:
Dmitry Torokhov, Linus Torvalds
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 <redacted> --- drivers/input/touchscreen/ti_tscadc.c | 3 --- 1 files changed, 0 insertions(+), 3 deletions(-)
diff --git a/drivers/input/touchscreen/ti_tscadc.c b/drivers/input/touchscreen/ti_tscadc.c
index 2cc19b0..ec0a442 100644
--- 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;
--
1.7.0.4