【sdx62】通过dtsi控制gpio高低电平实例

修改sdxlemur-pinctrl.dtsi

apps_proc/src/vendor/qcom/proprietary/devicetree/qcom/sdxlemur-pinctrl.dtsi

在cnss_pins中增加gpio95配置

cnss_pins {
        cnss_wlan_en_active: cnss_wlan_en_active {
              mux {
                       pins = "gpio91";
                       function = "gpio";
              };

              config {
                       pins = "gpio91";
                       drive-strength = <16>;
                       output-high;
                       bias-pull-up;
               };
          };

          cnss_wlan_en_sleep: cnss_wlan_en_sleep {
               mux {
                        pins = "gpio91";
                        function = "gpio";
               };

               config {
                         pins = "gpio91";
                         drive-strength = <2>;
                         output-low;
                         bi

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转载自blog.csdn.net/wgl307293845/article/details/124488389