BPi M64 has an AP6212 Wi-Fi/Bluetooth combo module, and the Wi-Fi SDIO card is connected to the mmc1 controller.
The pwrseq of the mmc1 (used to reset the card) used to missing, and the out-of-band interrupt line of the card is not specified. Fix these issues for proper Wi-Fi support of BPi M64. Signed-off-by: Icenowy Zheng <icen...@aosc.io> --- arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts index ec72ca8c8b30..4a8d3f83a36e 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts @@ -59,6 +59,11 @@ chosen { stdout-path = "serial0:115200n8"; }; + + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */ + }; }; &ehci1 { @@ -107,9 +112,18 @@ pinctrl-0 = <&mmc1_pins>; vmmc-supply = <®_dldo2>; vqmmc-supply = <®_dldo4>; + mmc-pwrseq = <&wifi_pwrseq>; bus-width = <4>; non-removable; status = "okay"; + + brcmf: wifi@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + interrupt-parent = <&r_pio>; + interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 */ + interrupt-names = "host-wake"; + }; }; &mmc2 { -- 2.13.0