refactor: Align drivers with Zephyr file system conventions

PR: #400

24 files changed, 79 insertions, 46 deletions

diff --git a/app/drivers/CMakeLists.txt b/app/drivers/CMakeLists.txt
new file mode 100644
index 0000000..13f04f8
--- /dev/null
+++ b/app/drivers/CMakeLists.txt
@@ -0,0 +1,5 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+add_subdirectory_ifdef(CONFIG_KSCAN kscan)
+add_subdirectory_ifdef(CONFIG_SENSOR sensor)
\ No newline at end of file
diff --git a/app/drivers/Kconfig b/app/drivers/Kconfig
new file mode 100644
index 0000000..7ad7699
--- /dev/null
+++ b/app/drivers/Kconfig
@@ -0,0 +1,5 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+rsource "kscan/Kconfig"
+rsource "sensor/Kconfig"
\ No newline at end of file
diff --git a/app/drivers/kscan/CMakeLists.txt b/app/drivers/kscan/CMakeLists.txt
new file mode 100644
index 0000000..19933aa
--- /dev/null
+++ b/app/drivers/kscan/CMakeLists.txt
@@ -0,0 +1,8 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+zephyr_library()
+
+zephyr_library_sources_ifdef(CONFIG_ZMK_KSCAN_GPIO_DRIVER kscan_gpio_matrix.c)
+zephyr_library_sources_ifdef(CONFIG_ZMK_KSCAN_GPIO_DRIVER kscan_gpio_direct.c)
+zephyr_library_sources_ifdef(CONFIG_ZMK_KSCAN_GPIO_DRIVER kscan_gpio_demux.c)
\ No newline at end of file
diff --git a/app/drivers/kscan/Kconfig b/app/drivers/kscan/Kconfig
new file mode 100644
index 0000000..5b913f3
--- /dev/null
+++ b/app/drivers/kscan/Kconfig
@@ -0,0 +1,25 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+config ZMK_KSCAN_GPIO_DRIVER
+	bool "Enable GPIO kscan driver to simulate key presses"
+	default y
+	select GPIO
+
+if ZMK_KSCAN_GPIO_DRIVER
+
+config ZMK_KSCAN_MATRIX_POLLING
+	bool "Poll for key event triggers instead of using interrupts on matrix boards."
+	default n
+
+config ZMK_KSCAN_DIRECT_POLLING
+	bool "Poll for key event triggers instead of using interrupts on direct wired boards."
+    default n
+
+endif
+
+config ZMK_KSCAN_INIT_PRIORITY
+	int "Keyboard scan driver init priority"
+	default 40
+	help
+	  Keyboard scan device driver initialization priority.
\ No newline at end of file
diff --git a/app/drivers/zephyr/kscan_gpio_demux.c b/app/drivers/kscan/kscan_gpio_demux.c
index 6113d7c..6113d7c 100644
--- a/app/drivers/zephyr/kscan_gpio_demux.c
+++ b/app/drivers/kscan/kscan_gpio_demux.c
diff --git a/app/drivers/zephyr/kscan_gpio_direct.c b/app/drivers/kscan/kscan_gpio_direct.c
index 8327161..8327161 100644
--- a/app/drivers/zephyr/kscan_gpio_direct.c
+++ b/app/drivers/kscan/kscan_gpio_direct.c
diff --git a/app/drivers/zephyr/kscan_gpio_matrix.c b/app/drivers/kscan/kscan_gpio_matrix.c
index ec4fb39..ec4fb39 100644
--- a/app/drivers/zephyr/kscan_gpio_matrix.c
+++ b/app/drivers/kscan/kscan_gpio_matrix.c
diff --git a/app/drivers/sensor/CMakeLists.txt b/app/drivers/sensor/CMakeLists.txt
new file mode 100644
index 0000000..a4c2ba8
--- /dev/null
+++ b/app/drivers/sensor/CMakeLists.txt
@@ -0,0 +1,5 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+add_subdirectory_ifdef(CONFIG_ZMK_BATTERY_VOLTAGE_DIVIDER battery_voltage_divider)
+add_subdirectory_ifdef(CONFIG_EC11 ec11)
\ No newline at end of file
diff --git a/app/drivers/sensor/Kconfig b/app/drivers/sensor/Kconfig
new file mode 100644
index 0000000..7b6a0d0
--- /dev/null
+++ b/app/drivers/sensor/Kconfig
@@ -0,0 +1,5 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+rsource "battery_voltage_divider/Kconfig"
+rsource "ec11/Kconfig"
\ No newline at end of file
diff --git a/app/drivers/sensor/battery_voltage_divider/CMakeLists.txt b/app/drivers/sensor/battery_voltage_divider/CMakeLists.txt
new file mode 100644
index 0000000..4b7f042
--- /dev/null
+++ b/app/drivers/sensor/battery_voltage_divider/CMakeLists.txt
@@ -0,0 +1,6 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+zephyr_library()
+
+zephyr_library_sources(battery_voltage_divider.c)
\ No newline at end of file
diff --git a/app/drivers/sensor/battery_voltage_divider/Kconfig b/app/drivers/sensor/battery_voltage_divider/Kconfig
new file mode 100644
index 0000000..18c4ea3
--- /dev/null
+++ b/app/drivers/sensor/battery_voltage_divider/Kconfig
@@ -0,0 +1,8 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+config ZMK_BATTERY_VOLTAGE_DIVIDER
+	bool "ZMK battery voltage divider"
+	select ADC
+	help
+		Enable ZMK battery voltage divider driver for battery monitoring.
\ No newline at end of file
diff --git a/app/drivers/zephyr/battery_voltage_divider.c b/app/drivers/sensor/battery_voltage_divider/battery_voltage_divider.c
index d634dfd..d634dfd 100644
--- a/app/drivers/zephyr/battery_voltage_divider.c
+++ b/app/drivers/sensor/battery_voltage_divider/battery_voltage_divider.c
diff --git a/app/drivers/sensor/ec11/CMakeLists.txt b/app/drivers/sensor/ec11/CMakeLists.txt
new file mode 100644
index 0000000..de291fe
--- /dev/null
+++ b/app/drivers/sensor/ec11/CMakeLists.txt
@@ -0,0 +1,9 @@
+# Copyright (c) 2020 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+zephyr_include_directories(.)
+
+zephyr_library()
+
+zephyr_library_sources(ec11.c)
+zephyr_library_sources_ifdef(CONFIG_EC11_TRIGGER ec11_trigger.c)
\ No newline at end of file
diff --git a/app/drivers/zephyr/Kconfig b/app/drivers/sensor/ec11/Kconfig
index b8b2b1b..6854e53 100644
--- a/app/drivers/zephyr/Kconfig
+++ b/app/drivers/sensor/ec11/Kconfig
@@ -1,35 +1,6 @@
 # Copyright (c) 2020 The ZMK Contributors
 # SPDX-License-Identifier: MIT
 
-config ZMK_KSCAN_GPIO_DRIVER
-	bool "Enable GPIO kscan driver to simulate key presses"
-	default y
-	select GPIO
-
-if ZMK_KSCAN_GPIO_DRIVER
-
-config ZMK_KSCAN_MATRIX_POLLING
-	bool "Poll for key event triggers instead of using interrupts on matrix boards."
-	default n
-
-config ZMK_KSCAN_DIRECT_POLLING
-	bool "Poll for key event triggers instead of using interrupts on direct wired boards."
-    default n
-
-endif
-
-config ZMK_KSCAN_INIT_PRIORITY
-	int "Keyboard scan driver init priority"
-	default 40
-	help
-	  Keyboard scan device driver initialization priority.
-
-config ZMK_BATTERY_VOLTAGE_DIVIDER
-	bool "ZMK battery voltage divider"
-	select ADC
-	help
-		Enable ZMK battery voltage divider driver for battery monitoring.
-
 menuconfig EC11
 	bool "EC11 Incremental Encoder Sensor"
 	depends on GPIO
@@ -76,4 +47,4 @@ config EC11_THREAD_STACK_SIZE
 	help
 	  Stack size of thread used by the driver to handle interrupts.
 
-endif # EC11
+endif # EC11
\ No newline at end of file
diff --git a/app/drivers/zephyr/ec11.c b/app/drivers/sensor/ec11/ec11.c
index 00d0090..00d0090 100644
--- a/app/drivers/zephyr/ec11.c
+++ b/app/drivers/sensor/ec11/ec11.c
diff --git a/app/drivers/zephyr/ec11.h b/app/drivers/sensor/ec11/ec11.h
index e62e733..e62e733 100644
--- a/app/drivers/zephyr/ec11.h
+++ b/app/drivers/sensor/ec11/ec11.h
diff --git a/app/drivers/zephyr/ec11_trigger.c b/app/drivers/sensor/ec11/ec11_trigger.c
index 248ac32..248ac32 100644
--- a/app/drivers/zephyr/ec11_trigger.c
+++ b/app/drivers/sensor/ec11/ec11_trigger.c
diff --git a/app/drivers/zephyr/CMakeLists.txt b/app/drivers/zephyr/CMakeLists.txt
deleted file mode 100644
index e3a192d..0000000
--- a/app/drivers/zephyr/CMakeLists.txt
+++ /dev/null
@@ -1,14 +0,0 @@
-if(CONFIG_ZMK_KSCAN_GPIO_DRIVER)
-  zephyr_include_directories(.)
-
-  zephyr_library()
-  zephyr_library_sources(
-    kscan_gpio_matrix.c
-    kscan_gpio_direct.c
-    kscan_gpio_demux.c
-    )
-
-  zephyr_library_sources_ifdef(CONFIG_EC11 ec11.c)
-  zephyr_library_sources_ifdef(CONFIG_EC11_TRIGGER ec11_trigger.c)
-  zephyr_library_sources_ifdef(CONFIG_ZMK_BATTERY_VOLTAGE_DIVIDER battery_voltage_divider.c)
-endif()
diff --git a/app/drivers/zephyr/dts/bindings/zmk,kscan-gpio-demux.yaml b/app/drivers/zephyr/dts/bindings/kscan/zmk,kscan-gpio-demux.yaml
index a2d8d24..a2d8d24 100644
--- a/app/drivers/zephyr/dts/bindings/zmk,kscan-gpio-demux.yaml
+++ b/app/drivers/zephyr/dts/bindings/kscan/zmk,kscan-gpio-demux.yaml
diff --git a/app/drivers/zephyr/dts/bindings/zmk,kscan-gpio-direct.yaml b/app/drivers/zephyr/dts/bindings/kscan/zmk,kscan-gpio-direct.yaml
index 09a9b6c..09a9b6c 100644
--- a/app/drivers/zephyr/dts/bindings/zmk,kscan-gpio-direct.yaml
+++ b/app/drivers/zephyr/dts/bindings/kscan/zmk,kscan-gpio-direct.yaml
diff --git a/app/drivers/zephyr/dts/bindings/zmk,kscan-gpio-matrix.yaml b/app/drivers/zephyr/dts/bindings/kscan/zmk,kscan-gpio-matrix.yaml
index 5ebcbdd..5ebcbdd 100644
--- a/app/drivers/zephyr/dts/bindings/zmk,kscan-gpio-matrix.yaml
+++ b/app/drivers/zephyr/dts/bindings/kscan/zmk,kscan-gpio-matrix.yaml
diff --git a/app/drivers/zephyr/dts/bindings/alps,ec11.yaml b/app/drivers/zephyr/dts/bindings/sensor/alps,ec11.yaml
index 5cbe77a..5cbe77a 100644
--- a/app/drivers/zephyr/dts/bindings/alps,ec11.yaml
+++ b/app/drivers/zephyr/dts/bindings/sensor/alps,ec11.yaml
diff --git a/app/drivers/zephyr/dts/bindings/zmk,battery-voltage-divider.yaml b/app/drivers/zephyr/dts/bindings/sensor/zmk,battery-voltage-divider.yaml
index 3f391d7..3f391d7 100644
--- a/app/drivers/zephyr/dts/bindings/zmk,battery-voltage-divider.yaml
+++ b/app/drivers/zephyr/dts/bindings/sensor/zmk,battery-voltage-divider.yaml
diff --git a/app/drivers/zephyr/module.yml b/app/drivers/zephyr/module.yml
index cbff6a1..0b66059 100644
--- a/app/drivers/zephyr/module.yml
+++ b/app/drivers/zephyr/module.yml
@@ -1,3 +1,3 @@
 build:
-  cmake: zephyr
-  kconfig: zephyr/Kconfig
+  cmake: .
+  kconfig: Kconfig