[RESEND PATCH v5 2/5] dt-bindings: iio/adc: Add touchscreen idx for JZ47xx SoC ADC

[Artur Rojek]

Introduce support for touchscreen channels found in JZ47xx SoCs.

Signed-off-by: Artur Rojek <contact@xxxxxxxxxxxxxx>
Tested-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>
Acked-by: Rob Herring <robh@xxxxxxxxxx>
---

 Changes:

 v2-v5: no change

 include/dt-bindings/iio/adc/ingenic,adc.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/dt-bindings/iio/adc/ingenic,adc.h b/include/dt-bindings/iio/adc/ingenic,adc.h
index 42f871ab3272..95e20a8d6dc8 100644
--- a/include/dt-bindings/iio/adc/ingenic,adc.h
+++ b/include/dt-bindings/iio/adc/ingenic,adc.h
@@ -7,5 +7,7 @@
 #define INGENIC_ADC_AUX		0
 #define INGENIC_ADC_BATTERY	1
 #define INGENIC_ADC_AUX2	2
+#define INGENIC_ADC_TOUCH_XP	3
+#define INGENIC_ADC_TOUCH_YP	4
 
 #endif
-- 
2.26.1