While Linux uses a different driver, the Ilitek
ILI210x/ILI2117/ILI2120/ILI251x touchscreen controller Device Tree
binding documentation is very similar.
- Drop the fixed reg value, as some controllers use a different
address,
- Make reset-gpios optional, as it is not always wired.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
.../bindings/input/ilitek,ili2xxx.txt | 27 -------------------
.../input/touchscreen/ilitek_ts_i2c.yaml | 7 +++--
2 files changed, 5 insertions(+), 29 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/input/ilitek,ili2xxx.txt
diff --git a/Documentation/devicetree/bindings/input/ilitek,ili2xxx.txt b/Documentation/devicetree/bindings/input/ilitek,ili2xxx.txt
deleted file mode 100644
index cdcaa3f52d253670..0000000000000000
--- a/Documentation/devicetree/bindings/input/ilitek,ili2xxx.txt
+++ /dev/null
@@ -1,27 +0,0 @@
-Ilitek ILI210x/ILI2117/ILI2120/ILI251x touchscreen controller
-
-Required properties:
-- compatible:
- ilitek,ili210x for ILI210x
- ilitek,ili2117 for ILI2117
- ilitek,ili2120 for ILI2120
- ilitek,ili251x for ILI251x
-
-- reg: The I2C address of the device
-
-- interrupts: The sink for the touchscreen's IRQ output
- See ../interrupt-controller/interrupts.txt
-
-Optional properties for main touchpad device:
-
-- reset-gpios: GPIO specifier for the touchscreen's reset pin (active low)
-
-Example:
-
- touchscreen@41 {
- compatible = "ilitek,ili251x";
- reg = <0x41>;
- interrupt-parent = <&gpio4>;
- interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
- reset-gpios = <&gpio5 21 GPIO_ACTIVE_LOW>;
- };
diff --git a/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.yaml b/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.yaml
index a190e7baac3162a3..9f732899975683a8 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.yaml
+++ b/Documentation/devicetree/bindings/input/touchscreen/ilitek_ts_i2c.yaml
@@ -15,6 +15,9 @@ allOf:
properties:
compatible:
enum:
+ - ilitek,ili210x
+ - ilitek,ili2117
+ - ilitek,ili2120
- ilitek,ili2130
- ilitek,ili2131
- ilitek,ili2132
@@ -22,11 +25,12 @@ properties:
- ilitek,ili2322
- ilitek,ili2323
- ilitek,ili2326
+ - ilitek,ili251x
- ilitek,ili2520
- ilitek,ili2521
reg:
- const: 0x41
+ maxItems: 1
interrupts:
maxItems: 1
@@ -50,7 +54,6 @@ required:
- compatible
- reg
- interrupts
- - reset-gpios
examples:
- |
--
2.25.1
