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

Chen-Yu Tsai
2017-11-29T14:22:46Z

On Wed, Nov 29, 2017 at 9:53 PM, Jagan Teki <jagan@amarulasolutions.com> wrote:
> 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?

The text file is not provided as part of the linux-firmware repository.
You have to fetch it from your vendor BSP. This is documented not just
for sunxi, but also for the raspberry pi 3.

ChenYu

>
> 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.