dts文件问题

<div class="blockcode"><blockquote>    wireless-wlan {
        compatible = "wlan-platdata";

	/* wifi_chip_type - wifi chip define
	* bcmwifi ==> like ap6xxx, rk90x;
	* rtkwifi ==> like rtl8188xx, rtl8723xx,rtl8812auv;
	* esp8089 ==> esp8089;
	* other   ==> for other wifi;
	*/
	wifi_chip_type = "bcmwifi";
        sdio_vref = <1800>; //1800mv or 3300mv

	//keep_wifi_power_on;
        //power_ctrl_by_pmu;
        power_pmu_regulator = "act_ldo3";
        power_pmu_enable_level = <1>; //1->HIGH, 0->LOW

        //vref_ctrl_enable;
        //vref_ctrl_gpio = <&gpio0 GPIO_A2 GPIO_ACTIVE_HIGH>;
        vref_pmu_regulator = "act_ldo3";
        vref_pmu_enable_level = <1>; //1->HIGH, 0->LOW

        WIFI,poweren_gpio = <&gpio4 GPIO_D4 GPIO_ACTIVE_HIGH>;
        WIFI,host_wake_irq = <&gpio4 GPIO_D6 GPIO_ACTIVE_HIGH>;
        //WIFI,reset_gpio = <&gpio0 GPIO_A2 GPIO_ACTIVE_LOW>;

        status = "okay";
    };

ldo3_reg: regulator@6 { regulator-name= “act_ldo3”; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; };power_pmu_regulator = “act_ldo3”;vref_pmu_regulator = “act_ldo3”;
为什么这两个regulator要选择act_ldo3? wifi不是需要1.8V吗?

这两个配置应该是无效的吧,刚刚查看了rfkill-wlan.c是怎么处理的:o

本帖最后由 zhansb 于 2015-11-10 10:17 编辑

这两个没打开,没用到pmu控制电源,使用的是gpio来控制电源
//power_ctrl_by_pmu;
//vref_ctrl_enable;

也可以参考文档:RKDocs/Develop reference documents/RK3288项目WiFi&BT 设计文档_V1.0.pdf