From: k@japko.eu (Krzysztof Adamski)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: dts: sun8i: h3: enable USB OTG for NanoPi Neo board
Date: Tue, 5 Dec 2017 23:10:16 +0100 [thread overview]
Message-ID: <20171205221016.GA16666@t440.localdomain> (raw)
In-Reply-To: <20171205090706.et5a7dizkhn6auje@flea.lan>
On Tue, Dec 05, 2017 at 10:07:06AM +0100, Maxime Ripard wrote:
>> diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts b/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts
>> index 78f6c24952dd..14c3f137dbd3 100644
>> --- a/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts
>> +++ b/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts
>> @@ -53,3 +53,20 @@
>> allwinner,leds-active-low;
>> status = "okay";
>> };
>> +
>> +&usb_otg {
>> + status = "okay";
>> + dr_mode = "peripheral";
>> +};
>> +
>> +&usbphy {
>> + usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
>> +};
>> +
>> +&ohci0 {
>> + status = "okay";
>> +};
>> +
>> +&ehci0 {
>> + status = "okay";
>> +};
>
>Please sort the nodes in alphabetical order.
Will do in v2 sent in separate e-mail.
>Also, does it make sense to add the OHCI and EHCI controller for a
>peripheral-only device?
It does. The reasoning is the same as for the OrangePi Zero board in the
patch by Icenowy Zheng (72897fa31fcf6222a11c6ebb0bcca25628bb1f7c) - the
host mode on this board should work if you have external power source.
In this case you can switch the mode via sysfs. I wanted to be
consistent with the approach taken for the OrangePi Zero board. I added
this reasoning to the commit message of v2.
Best regards,
Krzysztof Adamski
prev parent reply other threads:[~2017-12-05 22:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-01 22:49 [PATCH] ARM: dts: sun8i: h3: enable USB OTG for NanoPi Neo board Krzysztof Adamski
2017-12-05 9:07 ` Maxime Ripard
2017-12-05 22:03 ` [PATCH v2] " Krzysztof Adamski
2017-12-07 9:03 ` Maxime Ripard
2017-12-05 22:10 ` Krzysztof Adamski [this message]
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