Commit 1e03325a authored by Hans de Goede's avatar Hans de Goede Committed by Maxime Ripard

ARM: dts: sun8i: Add dt node for esp8089 wifi chip on polaroid-mid2407

The polaroid-mid2407 tablet has an esp8089 wifi chip,
add a dt node describing it.
Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
parent d7b843df
......@@ -47,4 +47,46 @@
/ {
model = "Polaroid MID2407PXE03 tablet";
compatible = "polaroid,mid2407pxe03", "allwinner,sun8i-a23";
aliases {
ethernet0 = &esp8089;
};
wifi_pwrseq: wifi_pwrseq {
compatible = "mmc-pwrseq-simple";
pinctrl-names = "default";
pinctrl-0 = <&wifi_pwrseq_pin_mid2407>;
reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL6 */
/* The esp8089 needs 200 ms after driving wifi-en high */
post-power-on-delay-ms = <200>;
};
};
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins_a>;
vmmc-supply = <&reg_dldo1>;
mmc-pwrseq = <&wifi_pwrseq>;
bus-width = <4>;
non-removable;
status = "okay";
esp8089: sdio_wifi@1 {
compatible = "esp,esp8089";
reg = <1>;
esp,crystal-26M-en = <2>;
};
};
&mmc1_pins_a {
allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
};
&r_pio {
wifi_pwrseq_pin_mid2407: wifi_pwrseq_pin@0 {
allwinner,pins = "PL6";
allwinner,function = "gpio_out";
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
};
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