[PATCH 2/2] arm64: dts: orange-pi-zero-plus2: enable AP6212a WiFi/BT combo

Jagan Teki
2017-11-29T13:53:56Z

On Sat, Nov 4, 2017 at 1:28 AM, Sergey Matyukevich <geomatsi@gmail.com> wrote:
> Enable AP6212a WiFi/BT combo chip on orange-pi-zero-plus2 board:
> - WiFi SDIO interface is connected to MMC1
> - WiFi REG_ON pin connected to gpio PA9: attach to mmc-pwrseq
> - WiFi HOST_WAKE pin connected to gpio PL7
> - BT is connected to UART1
>
> Signed-off-by: Sergey Matyukevich <geomatsi@gmail.com>
> ---
> .../allwinner/sun50i-h5-orangepi-zero-plus2.dts | 32 ++++++++++++++++++++++
> 1 file changed, 32 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus2.dts
> index a42fd79a62a3..d415b7b67cce 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus2.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus2.dts
> @@ -64,6 +64,13 @@
> regulator-min-microvolt = <3300000>;
> regulator-max-microvolt = <3300000>;
> };
> +
> + wifi_pwrseq: wifi_pwrseq {
> + compatible = "mmc-pwrseq-simple";
> + pinctrl-names = "default";
> + reset-gpios = <&pio 0 9 GPIO_ACTIVE_LOW>; /* PA9 */
> + post-power-on-delay-ms = <200>;
> + };
> };
>
> &mmc0 {
> @@ -75,6 +82,25 @@
> status = "okay";
> };
>
> +&mmc1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc1_pins_a>;
> + vmmc-supply = <&reg_vcc3v3>;
> + vqmmc-supply = <&reg_vcc3v3>;
> + mmc-pwrseq = <&wifi_pwrseq>;
> + bus-width = <4>;
> + non-removable;
> + status = "okay";
> +
> + brcmf: wifi at 1 {
> + reg = <1>;
> + compatible = "brcm,bcm4329-fmac";
> + interrupt-parent = <&r_pio>;
> + interrupts = <0 7 IRQ_TYPE_LEVEL_LOW>; /* PL7 */
> + interrupt-names = "host-wake";
> + };
> +};

Did you observe this issue, I'm using firmware from buildroot and
couldn't find any *.txt from brcm/ I believe we need ass text file for
firmware details, did you tried the same from BR?

Log:
[ 1.872235] mmc1: new high speed SDIO card at address 0001
[ 1.880919] brcmfmac: brcmf_fw_map_chip_to_name: using
brcm/brcmfmac43430-sdio.bin for chip 0x00a9a6(43430) rev 0x000001
[ 1.908802] EXT4-fs (mmcblk0p1): re-mounted. Opts: data=ordered
[ 1.927199] brcmfmac mmc1:0001:1: Direct firmware load for
brcm/brcmfmac43430-sdio.txt failed with error -2
[ 2.963478] brcmfmac: brcmf_sdio_htclk: HT Avail timeout (1000000):
clkctl 0x50
[ 3.971888] brcmfmac: brcmf_sdio_htclk: HT Avail timeout (1000000):
clkctl 0x50

thanks!
--
Jagan Teki
Senior Linux Kernel Engineer | Amarula Solutions
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.