On Tue, Jul 24, 2018 at 10:23 AM, Icenowy Zheng <icenowy@xxxxxxx> wrote:
>
>
> 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.
Cool. Then I can put away my RTL module for now. :)
ChenYu
>
>>
>>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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