From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Thu, 25 Aug 2016 10:03:34 +0200 Subject: [PATCH 2/2] ARM: dts: sun8i: enable UART1 for iNet D978 Rev2 board In-Reply-To: <97321472108244@web8m.yandex.ru> References: <20160823064451.25997-1-icenowy@aosc.xyz> <20160823064451.25997-3-icenowy@aosc.xyz> <20160824193600.GS8103@lukather> <43951472083107@web23m.yandex.ru> <97321472108244@web8m.yandex.ru> Message-ID: <20160825080334.GD7776@lukather> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Thu, Aug 25, 2016 at 02:57:24PM +0800, Icenowy Zheng wrote: > >>>> ??diff --git a/arch/arm/boot/dts/sun8i-a33-inet-d978-rev2.dts b/arch/arm/boot/dts/sun8i-a33-inet-d978-rev2.dts > >>>> ??index 78823d8..3ac22d4 100644 > >>>> ??--- a/arch/arm/boot/dts/sun8i-a33-inet-d978-rev2.dts > >>>> ??+++ b/arch/arm/boot/dts/sun8i-a33-inet-d978-rev2.dts > >>>> ??@@ -48,6 +48,10 @@ > >>>> ???????????model = "INet-D978 Rev 02"; > >>>> ???????????compatible = "primux,inet-d978-rev2", "allwinner,sun8i-a33"; > >>>> > >>>> ??+ aliases { > >>>> ??+ serial1 = &uart1; > >>>> ??+ }; > >>>> ??+ > >>> > >>> ?Is there any other UART in the system? > >> > >> ?serial0 is defined in sun8i-reference-design-tablet.dtsi, as r_uart. > > > > If your board does not have r_uart pads, then the right thing to do > > would be to disable it. You can then have uart1 as serial0. > > I don't know it. The RX/TX is wired on PF2/PF4 on the board (UART0 muxed with > MMC) Then you don't support it and you need to disable it. > But many codes will require a ttyS0 as console... So I think the > bluetooth should be located at ttyS1... Most of them would use /dev/console anyway. What do you have in mind? Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: not available URL: