适配GT911触摸

source_sync_rls_25c/source/kernel/kernel5.4/arch/arm64/boot/dts/sprd/tp/uis7885-2h10-gt911.dtsi

@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0
+/* BPI-M2C seven-inch touch panel: Goodix GT911 on AP I2C2. */
+
+&i2c2 {
+	status = "okay";
+	clock-frequency = <400000>;
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	gt911: touchscreen@14 {
+		compatible = "goodix,gt911";
+		reg = <0x14>;
+		status = "okay";
+
+		interrupt-parent = <&ap_gpio>;
+		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+		irq-gpios = <&ap_gpio 13 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&ap_gpio 14 GPIO_ACTIVE_HIGH>;
+
+		touchscreen-size-x = <800>;
+		touchscreen-size-y = <1280>;
+	};
+};

source_sync_rls_25c/source/kernel/kernel5.4/arch/arm64/boot/dts/sprd/uis7885-2h10-overlay.dts

@@ -9,7 +9,7 @@
 //#include "lcd/lcd_nt36672e_truly_mipi_fhd_nodsc.dtsi"
 #include "lcd/lcd_lt8912b_mipi_hdmi_1080p.dtsi"
 #include "lcd/lcd_jd9365_mipi_wxga.dtsi"
-#include "tp/ums9620-tp.dtsi"
+#include "tp/uis7885-2h10-gt911.dtsi"
 #include <dt-bindings/mfd/sprd,ump9620-regs.h>
 #include <dt-bindings/mfd/sprd,ump9620-mask.h>
 / {

source_sync_rls_25c/source/kernel/kernel5.4/arch/arm64/configs/recovery_uis7885_defconfig

@@ -2233,7 +2233,7 @@ CONFIG_TOUCHSCREEN_PROPERTIES=y
 # CONFIG_TOUCHSCREEN_EGALAX_SERIAL is not set
 # CONFIG_TOUCHSCREEN_EXC3000 is not set
 # CONFIG_TOUCHSCREEN_FUJITSU is not set
-# CONFIG_TOUCHSCREEN_GOODIX is not set
+CONFIG_TOUCHSCREEN_GOODIX=y
 # CONFIG_TOUCHSCREEN_HIDEEP is not set
 # CONFIG_TOUCHSCREEN_ILI210X is not set
 # CONFIG_TOUCHSCREEN_S6SY761 is not set

source_sync_rls_25c/source/kernel/kernel5.4/arch/arm64/configs/sprd_uis7885_defconfig

@@ -2233,7 +2233,7 @@ CONFIG_TOUCHSCREEN_PROPERTIES=y
 # CONFIG_TOUCHSCREEN_EGALAX_SERIAL is not set
 # CONFIG_TOUCHSCREEN_EXC3000 is not set
 # CONFIG_TOUCHSCREEN_FUJITSU is not set
-# CONFIG_TOUCHSCREEN_GOODIX is not set
+CONFIG_TOUCHSCREEN_GOODIX=y
 # CONFIG_TOUCHSCREEN_HIDEEP is not set
 # CONFIG_TOUCHSCREEN_ILI210X is not set
 # CONFIG_TOUCHSCREEN_S6SY761 is not set