于 2018年7月24日 GMT+08:00 上午10:21:59, Chen-Yu Tsai <wens@xxxxxxxx> 写到:
>On Tue, Jul 24, 2018 at 9:15 AM, Icenowy Zheng <icenowy@xxxxxxx> wrote:
>> The Pine H64 model A has a Wi-Fi module connector and the model B has
>an
>> on-board RTL8723BS Wi-Fi module.
>>
>> Add support for them. For model A, as it's not defaultly present,
>keep
>> it disabled now.
>
>Nope. Pine64 actually has two WiFi/BT modules. And they require
>different
>device tree snippets for both the WiFi and BT side. This is better
>resolved
>with device tree overlays.
>
>I have both, though I've yet found time to work on them.
I have also both.
The skeleton here can get the Wi-Fi of both to work.
>
>ChenYu
>
>> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
>> ---
>> .../allwinner/sun50i-h6-pine-h64-model-b.dts | 8 +++++
>> .../boot/dts/allwinner/sun50i-h6-pine-h64.dts | 29
>+++++++++++++++++++
>> 2 files changed, 37 insertions(+)
>>
>> diff --git
>a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64-model-b.dts
>b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64-model-b.dts
>> index d0fcc25efb00..d0f775613c9b 100644
>> --- a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64-model-b.dts
>> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64-model-b.dts
>> @@ -18,3 +18,11 @@
>> };
>> };
>> };
>> +
>> +&mmc1 {
>> + status = "okay";
>> +};
>> +
>> +&wifi_pwrseq {
>> + status = "okay";
>> +};
>> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
>b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
>> index a85867f8b684..75db6d4139bf 100644
>> --- a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
>> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
>> @@ -40,6 +40,12 @@
>> gpios = <&r_pio 0 7 GPIO_ACTIVE_HIGH>; /* PL7
>*/
>> };
>> };
>> +
>> + wifi_pwrseq: wifi_pwrseq {
>> + compatible = "mmc-pwrseq-simple";
>> + reset-gpios = <&r_pio 1 3 GPIO_ACTIVE_LOW>; /* PL2 */
>> + status = "disabled";
>> + };
>> };
>>
>> &mmc0 {
>> @@ -50,6 +56,17 @@
>> status = "okay";
>> };
>>
>> +&mmc1 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&mmc1_pins>;
>> + vmmc-supply = <®_cldo2>;
>> + vqmmc-supply = <®_bldo2>;
>> + mmc-pwrseq = <&wifi_pwrseq>;
>> + bus-width = <4>;
>> + non-removable;
>> + status = "disabled";
>> +};
>> +
>> &mmc2 {
>> pinctrl-names = "default";
>> pinctrl-0 = <&mmc2_pins>;
>> @@ -128,12 +145,24 @@
>> };
>>
>> reg_cldo2: cldo2 {
>> + /*
>> + * This regulator is connected with
>CLDO3.
>> + * Before the kernel can support
>synchronized
>> + * enable of coupled regulators, keep
>them
>> + * both always on as a ugly hack.
>> + */
>> + regulator-always-on;
>> regulator-min-microvolt = <3300000>;
>> regulator-max-microvolt = <3300000>;
>> regulator-name = "vcc-wifi-1";
>> };
>>
>> reg_cldo3: cldo3 {
>> + /*
>> + * This regulator is connected with
>CLDO2.
>> + * See the comments for CLDO2.
>> + */
>> + regulator-always-on;
>> regulator-min-microvolt = <3300000>;
>> regulator-max-microvolt = <3300000>;
>> regulator-name = "vcc-wifi-2";
>> --
>> 2.18.0
>>
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