--- a/device/rockchip/rk356x/rk3566_r/rk3566_r.mk+++ b/device/rockchip/rk356x/rk3566_r/rk3566_r.mk@@ -46,4 +46,5 @@ PRODUCT_PROPERTY_OVERRIDES += persist.bt.power.down=true PRODUCT_PROPERTY_OVERRIDES += persist.sys.timezone=Asia/Shanghai PRODUCT_PROPERTY_OVERRIDES += ro.vendor.hdmirotationlock=true #PRODUCT_PROPERTY_OVERRIDES += vendor.hwc.device.primary=HDMI-A-1PRODUCT_PROPERTY_OVERRIDES += vendor.hwc.device.primary=DSI+PRODUCT_PROPERTY_OVERRIDES += persist.sys.def_launherpag=com.mdptech.neuronappandroidhu

&i2c3 {        status = "okay";        //是該設(shè)備的標(biāo)簽（label），用于在設(shè)備樹的其他部分或內(nèi)核代碼中引用這個設(shè)備。表示這個設(shè)備在I2C總線上的地址是0x14        gt911@14 {                  //設(shè)備型號,通過設(shè)備型號去尋找對應(yīng)的驅(qū)動程序                compatible = "goodix,gt9xx";                            //設(shè)備物理地址                reg = <0x14>;                //客戶端                //引腳的復(fù)用(pinctrl子系統(tǒng))                pinctrl-names = "default";                //pinctrl-0對應(yīng)defualt狀態(tài)，<&touch_gpio>節(jié)點，此節(jié)點存放的對應(yīng)狀態(tài)的引腳配置                pinctrl-0 = <&touch_gpio>;                //觸摸屏的中斷GPIO，使用GPIO0的第6引腳(RK_PB6)，觸發(fā)類型為低電平觸發(fā)                goodix_irq_gpio = <&gpio0 RK_PB6 IRQ_TYPE_LEVEL_LOW>;                  //觸摸屏控制器的GPIO，使用GPIO的第5引腳(RK_PB5)，復(fù)位信號為高電平觸發(fā)                goodix_rst_gpio = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>;                touchscreen-swapped-x-y;                touchscreen-inverted-y;                status = "okay";        };};//編寫pinctrl節(jié)點&pinctrl {        //服務(wù)端        touch {                touch_gpio: touch-gpio {                        //rockchip,pins屬性代表著引腳的復(fù)用關(guān)系以及電氣屬性                        rockchip,pins =                        //將GPIO 0中的B6設(shè)置為了GPIO功能，RK_FUNC_GPIO是一個宏，設(shè)置電氣屬性                                <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_up>,                                <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;                };        };};