Merge pull request #13 from madmachineio/add_touch_drv

Add touch drv
madmachineio · Jul 5, 2020 · d1e3379 · d1e3379
2 parents a6a6b37 + f33e29a
commit d1e3379
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diff --git a/boards/arm/mm_swiftio/mm_swiftio.dts b/boards/arm/mm_swiftio/mm_swiftio.dts
@@ -117,6 +117,16 @@
 
 &i2c1 {
 	status = "okay";
+	/* clock-frequency = <I2C_BITRATE_STANDARD>; */
+	gt9x@14 {
+		compatible = "coodix,gt9x";
+		reg = <0x14>;
+		label = "GT9X";
+		width = <480>;
+		height = <320>;
+		int-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
+	};
 };
 
 &i2c3 {

diff --git a/drivers/kscan/CMakeLists.txt b/drivers/kscan/CMakeLists.txt
@@ -4,5 +4,6 @@ zephyr_library()
 
 zephyr_library_sources_ifdef(CONFIG_KSCAN_FT5336	kscan_ft5336.c)
 zephyr_library_sources_ifdef(CONFIG_KSCAN_XEC		kscan_mchp_xec.c)
+zephyr_library_sources_ifdef(CONFIG_KSCAN_GT9X		kscan_gt9x.c)
 
 zephyr_library_sources_ifdef(CONFIG_USERSPACE	    kscan_handlers.c)
diff --git a/drivers/kscan/Kconfig b/drivers/kscan/Kconfig
@@ -12,6 +12,7 @@ if KSCAN
 
 source "drivers/kscan/Kconfig.ft5336"
 source "drivers/kscan/Kconfig.xec"
+source "drivers/kscan/Kconfig.gt9x"
 
 module = KSCAN
 module-str = kscan

diff --git a/drivers/kscan/Kconfig.gt9x b/drivers/kscan/Kconfig.gt9x
@@ -0,0 +1,17 @@
+# Copyright (c) 2020 MADMACHINE
+# SPDX-License-Identifier: Apache-2.0
+
+menuconfig KSCAN_GT9X
+	bool "GT91X capacitive touch panel driver"
+	depends on I2C && HAS_DTS_I2C
+	help
+	  Enable driver for the GT91X capacitive touch panel controller.
+
+config KSCAN_GT9X_PERIOD
+	int "Sample period (ms)"
+	default 10
+	depends on KSCAN_GT9X
+
+config KSCAN_GT9X_INTERRUPT
+	bool "Enable interrupt"
+	depends on KSCAN_GT9X