Re: [linux-sunxi] [PATCH v6] arm64: allwinner: a64: Add initial NanoPi A64 support
From: Chen-Yu Tsai
Date: Tue Aug 15 2017 - 00:10:26 EST
On Tue, Aug 15, 2017 at 11:51 AM, Jagan Teki <jagannadh.teki@xxxxxxxxx> wrote:
> On Tue, Aug 15, 2017 at 9:14 AM, Chen-Yu Tsai <wens@xxxxxxxx> wrote:
>> On Mon, Aug 14, 2017 at 6:36 PM, Jagan Teki <jagannadh.teki@xxxxxxxxx> wrote:
[...]
>>> +/* i2c1 connected with gpio headers like pine64, bananapi */
>>> +&i2c1 {
>>> + pinctrl-names = "default";
>>> + pinctrl-0 = <&i2c1_pins>;
>>> + status = "okay";
>>
>> So I rechecked some of the current dts files we have. We typically
>> don't enable peripherals by default if they are on some generic
>> expansion header. We do however allow listing them with an explicit
>>
>> status = "disabled";
>>
>> Users are free to enable it themselves. The listing lets them enable
>> it from U-boot with a single fdt command.
[...]
>>> +®_dldo1 {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <3300000>;
>>> + regulator-max-microvolt = <3300000>;
>>> + /* Same used for vcc-dsi */
>>> + regulator-name = "vcc-hdmi";
>>
>> We normally just tack on all the consumers to the name, so
>> "vcc-hdmi-dsi" in this case.
>>
>>> +};
>>> +
>>> +®_dldo4 {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <3000000>;
>>> + regulator-max-microvolt = <3000000>;
>>> + /* Same used for vdd_wifi-io */
>>> + regulator-name = "vcc-pg";
>>
>> And "vcc-pg-wifi-io" here.
>>
>> I can fix up these bits when applying, if you are OK with the changes.
>
> OK, please make necessary changes.
>
> thanks!
Done. Please check the results of both your patches here:
https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux.git/log/?h=sunxi/dt64-for-4.14
ChenYu