*dmesg log shows:[ 4.259093] omap_hsmmc 47810000.mmc: unable to get vmmc
regulator -517*
I have used following configuration in dts, don't know where exactly i am
going wrong.
wl12xx_vmmc: fixedregulator@3 {
pinctrl-names = "default";
pinctrl-0 = <&wl12xx_gpio>;
compatible = "regulator-fixed";
regulator-name = "wl12xx_vmmc";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&gpio0 27 0>;
startup-delay-us = <70000>;
enable-active-high;
};
wlan_pins: pinmux_wlan_pins {
pinctrl-single,pins = <
0x28 (PIN_INPUT_PULLUP | MUX_MODE7) /* gpio0_26 WL_IRQ */
>;
};
wl12xx_gpio: pinmux_wl12xx_gpio {
pinctrl-single,pins = <
0x2c (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpio0_27 WL_EN */
>;
};
/* ODIN-W160 SDIO pins */
mmc3_pins: pinmux_mmc3_pins {
pinctrl-single,pins = <
0x3C (PIN_INPUT_PULLUP | MUX_MODE3) /* mmc2_dat3 */
0x38 (PIN_INPUT_PULLUP | MUX_MODE3) /* mmc2_dat2 */
0x34 (PIN_INPUT_PULLUP | MUX_MODE3) /* mmc2_dat1 */
0x30 (PIN_INPUT_PULLUP | MUX_MODE3) /* mmc2_dat0 */
0x8c (PIN_INPUT_PULLUP | MUX_MODE3) /* mmc2_clk */
0x88 (PIN_INPUT_PULLUP | MUX_MODE3) /* mmc2_cmd */
>;
};
&mmc3 {
/* these are on the crossbar and are outlined in the
xbar-event-map element */
dmas = <&edma 32 &edma 33>;
dma-names = "tx", "rx";
status = "okay";
vmmc-supply = <&wl12xx_vmmc>;
ti,non-removable;
bus-width = <4>;
cap-power-off-card;
pinctrl-names = "default";
pinctrl-0 = <&mmc3_pins>;
#address-cells = <1>;
#size-cells = <0>;
wlcore: wlcore@0 {
compatible = "ti,wl1271";
reg = <2>;
interrupt-parent = <&gpio0>;
interrupts = <26 0x4>;
ref-clock-frequency = <38400000>;
};
};
&edma {
ti,edma-xbar-event-map = /bits/ 16 <1 32 2 33>;
};
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