diff options
Diffstat (limited to 'arch/arm/boot/dts/sun8i-a23-polaroid-mid2809pxe04.dts')
| -rw-r--r-- | arch/arm/boot/dts/sun8i-a23-polaroid-mid2809pxe04.dts | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun8i-a23-polaroid-mid2809pxe04.dts b/arch/arm/boot/dts/sun8i-a23-polaroid-mid2809pxe04.dts index 6d06e24d446b..c9213caf7424 100644 --- a/arch/arm/boot/dts/sun8i-a23-polaroid-mid2809pxe04.dts +++ b/arch/arm/boot/dts/sun8i-a23-polaroid-mid2809pxe04.dts @@ -47,4 +47,46 @@ / { model = "Polaroid MID2809PXE04 tablet"; compatible = "polaroid,mid2809pxe04", "allwinner,sun8i-a23"; + + aliases { + ethernet0 = &esp8089; + }; + + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-simple"; + pinctrl-names = "default"; + pinctrl-0 = <&wifi_pwrseq_pin_mid2809>; + 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 = <®_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_mid2809: wifi_pwrseq_pin@0 { + allwinner,pins = "PL6"; + allwinner,function = "gpio_out"; + allwinner,drive = <SUN4I_PINCTRL_10_MA>; + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; + }; }; |