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[1/5] mfd: sunxi-gpadc-mfd: add TP_UP_PENDING irq

Message ID 1469003351-15263-2-git-send-email-quentin.schulz@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Quentin Schulz July 20, 2016, 8:29 a.m. UTC 
This adds support for TP_UP_PENDING irq in Allwinner SoCs' GPADC's MFD.

This interrupt occurs when a touchscreen is attached and the thing (stylus,
finger) currently touching the touchscreen releases the touch.

Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
---
 drivers/mfd/sunxi-gpadc-mfd.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
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Patch

diff --git a/drivers/mfd/sunxi-gpadc-mfd.c b/drivers/mfd/sunxi-gpadc-mfd.c
index f0005a6..05a000b 100644
--- a/drivers/mfd/sunxi-gpadc-mfd.c
+++ b/drivers/mfd/sunxi-gpadc-mfd.c
@@ -19,6 +19,8 @@ 
 
 #define SUNXI_IRQ_FIFO_DATA	0
 #define SUNXI_IRQ_TEMP_DATA	1
+#define SUNXI_IRQ_TP_UP		2
+
 
 static struct resource adc_resources[] = {
 	{
@@ -34,9 +36,19 @@  static struct resource adc_resources[] = {
 	},
 };
 
+static struct resource ts_resources[] = {
+	{
+		.name	= "TP_UP_PENDING",
+		.start	= SUNXI_IRQ_TP_UP,
+		.end	= SUNXI_IRQ_TP_UP,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
 static const struct regmap_irq sunxi_gpadc_mfd_regmap_irq[] = {
 	REGMAP_IRQ_REG(SUNXI_IRQ_FIFO_DATA, 0, BIT(16)),
 	REGMAP_IRQ_REG(SUNXI_IRQ_TEMP_DATA, 0, BIT(18)),
+	REGMAP_IRQ_REG(SUNXI_IRQ_TP_UP, 0, BIT(1)),
 };
 
 static const struct regmap_irq_chip sunxi_gpadc_mfd_regmap_irq_chip = {