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AM3352: SDIO WIFI异常,sdio不能正常收发数据



wlan_en_reg: regulator@1 {
compatible = "regulator-fixed";
regulator-name = "wlan-en-regulator";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
//gpio = <&gpio2 7 GPIO_ACTIVE_HIGH>;
//enable-active-high;
//startup-delay-us= <70000>;
};

bcmdhd_wifi {
compatible = "android,bcmdhd_wlan";
//gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
wlreg_on = <&wlan_en_reg>;
};

mmc3_pins: pinmux_mmc3_pins {
pinctrl-single,pins = <
AM33XX_IOPAD(0x88c, PIN_INPUT_PULLUP | MUX_MODE3) /* (V12) gpmc_clk.mmc2_clk */
AM33XX_IOPAD(0x888, PIN_INPUT_PULLUP | MUX_MODE3) /* (T13) gpmc_csn3.mmc2_cmd */
AM33XX_IOPAD(0x844, PIN_INPUT_PULLUP | MUX_MODE3) /* (V14) gpmc_a1.mmc2_dat0 */
AM33XX_IOPAD(0x848, PIN_INPUT_PULLUP | MUX_MODE3) /* (U14) gpmc_a2.mmc2_dat1 */
AM33XX_IOPAD(0x84c, PIN_INPUT_PULLUP | MUX_MODE3) /* (T14) gpmc_a3.mmc2_dat2 */
AM33XX_IOPAD(0x878, PIN_INPUT_PULLUP | MUX_MODE3) /* (U18) gpmc_be1n.mmc2_dat3 */
>;
};