kscan: drop kscan and any reference

Drop the whole kscan subsystem and reference to it.

Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>

Author: fabiobaltieri

MAINTAINERS.yml

@@ -1777,24 +1777,6 @@ Release Notes:
   tests:
     - drivers.ipm
 
-"Drivers: kscan":
-  status: maintained
-  maintainers:
-    - albertofloyd
-  collaborators:
-    - VenkatKotakonda
-  files:
-    - drivers/kscan/
-    - include/zephyr/drivers/kscan.h
-    - samples/drivers/kscan/
-    - tests/drivers/kscan/
-    - dts/bindings/kscan/
-    - doc/hardware/peripherals/kscan.rst
-  labels:
-    - "area: Kscan"
-  tests:
-    - drivers.kscan
-
 "Drivers: LED":
   status: maintained
   maintainers:

boards/ite/it82xx2_evb/Kconfig.defconfig

@@ -17,7 +17,6 @@
 		i2c-0 = &i2c0;
 		peci-0 = &peci0;
 		led0 = &led0;
-		kscan0 = &kscan_input;
 		watchdog0 = &twd0;
 		pwm-0 = &pwm0;
 	};
@@ -30,7 +29,6 @@
 		zephyr,flash = &flash0;
 		zephyr,flash-controller = &flashctrl;
 		zephyr,code-partition = &slot0_partition;
-		zephyr,keyboard-scan = &kscan_input;
 	};
 
 	leds {
@@ -196,10 +194,6 @@
 	pinctrl-names = "default";
 	row-size = <8>;
 	col-size = <16>;
-
-	kscan_input: kscan-input {
-		compatible = "zephyr,kscan-input";
-	};
 };
 
 &peci0 {

boards/ite/it82xx2_evb/it82xx2_evb.dts

@@ -15,7 +15,6 @@ supported:
   - gpio
   - usb_device
   - i2c
-  - kscan
   - pm
   - pwm
   - tach

boards/ite/it82xx2_evb/it82xx2_evb.yaml

@@ -14,7 +14,4 @@ endchoice
 
 endif # PM
 
-config INPUT
-	default y if KSCAN
-
 endif # BOARD_IT8XXX2_EVB

boards/ite/it8xxx2_evb/Kconfig.defconfig

@@ -17,7 +17,6 @@
 		i2c-0 = &i2c0;
 		peci-0 = &peci0;
 		led0 = &led0;
-		kscan0 = &kscan_input;
 		watchdog0 = &twd0;
 		pwm-0 = &pwm0;
 	};
@@ -30,7 +29,6 @@
 		zephyr,flash = &flash0;
 		zephyr,flash-controller = &flashctrl;
 		zephyr,code-partition = &slot0_partition;
-		zephyr,keyboard-scan = &kscan_input;
 	};
 
 	leds {
@@ -180,10 +178,6 @@
 	pinctrl-names = "default";
 	row-size = <8>;
 	col-size = <16>;
-
-	kscan_input: kscan-input {
-		compatible = "zephyr,kscan-input";
-	};
 };
 &peci0 {
 	status = "okay";

boards/ite/it8xxx2_evb/it8xxx2_evb.dts

@@ -13,7 +13,6 @@ supported:
   - gpio
   - adc
   - i2c
-  - kscan
   - pwm
   - watchdog
 vendor: ite

boards/ite/it8xxx2_evb/it8xxx2_evb.yaml

@@ -3,9 +3,6 @@
 
 if BOARD_MEC1501MODULAR_ASSY6885
 
-config INPUT
-	default y if KSCAN
-
 #PS/2 driver is compiled in terms of this flag.
 config ESPI_PERIPHERAL_8042_KBC
 	default y

boards/microchip/mec1501modular_assy6885/Kconfig.defconfig

@@ -17,7 +17,6 @@
 		zephyr,sram = &sram0;
 		zephyr,console = &uart1;
 		zephyr,flash = &flash0;
-		zephyr,keyboard-scan = &kscan_input;
 	};
 
 	aliases {
@@ -26,7 +25,6 @@
 
 		i2c0 = &i2c_smb_0;
 		i2c1 = &i2c_smb_1;
-		kscan0 = &kscan_input;
 		watchdog0 = &wdog;
 	};
 };
@@ -120,10 +118,6 @@
 	pinctrl-names = "default", "sleep";
 	row-size = <8>;
 	col-size = <16>;
-
-	kscan_input: kscan-input {
-		compatible = "zephyr,kscan-input";
-	};
 };
 
 &peci0 {

boards/microchip/mec1501modular_assy6885/mec1501modular_assy6885.dts

@@ -21,6 +21,5 @@ supported:
   - i2c
   - pwm
   - watchdog
-  - kscan
   - tach
 vendor: microchip