Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932474AbaJXPEF (ORCPT ); Fri, 24 Oct 2014 11:04:05 -0400 Received: from mail-lb0-f173.google.com ([209.85.217.173]:54439 "EHLO mail-lb0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755955AbaJXPED (ORCPT ); Fri, 24 Oct 2014 11:04:03 -0400 MIME-Version: 1.0 In-Reply-To: <1413983529-21887-3-git-send-email-eddie.huang@mediatek.com> References: <1413983529-21887-1-git-send-email-eddie.huang@mediatek.com> <1413983529-21887-3-git-send-email-eddie.huang@mediatek.com> Date: Fri, 24 Oct 2014 17:04:00 +0200 Message-ID: Subject: Re: [PATCH 2/3] ARM: mediatek: add UART dts for mt8127 and mt8135 From: Matthias Brugger To: Eddie Huang Cc: Rob Herring , Greg Kroah-Hartman , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , Jiri Slaby , Alan Cox , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , linux-serial@vger.kernel.org, Yuhau Chen , Hsien-Chun Yen , Nathan Chung , srv_heupstream , Sascha Hauer Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2014-10-22 15:12 GMT+02:00 Eddie Huang : > This add dts support for mt8127 and mt8135 SOC UART > > Signed-off-by: Eddie Huang > --- > arch/arm/boot/dts/mt8127.dtsi | 34 ++++++++++++++++++++++++++++++++++ > arch/arm/boot/dts/mt8135.dtsi | 36 ++++++++++++++++++++++++++++++++++++ > 2 files changed, 70 insertions(+) > > diff --git a/arch/arm/boot/dts/mt8127.dtsi b/arch/arm/boot/dts/mt8127.dtsi > index 25c9f69..249c218 100644 > --- a/arch/arm/boot/dts/mt8127.dtsi > +++ b/arch/arm/boot/dts/mt8127.dtsi > @@ -64,6 +64,12 @@ > clock-frequency = <32000>; > #clock-cells = <0>; > }; > + > + uart_clk: dummy26m { > + compatible = "fixed-clock"; > + clock-frequency = <26000000>; > + #clock-cells = <0>; > + }; > }; > > soc { > @@ -89,5 +95,33 @@ > <0 0x10214000 0 0x2000>, > <0 0x10216000 0 0x2000>; > }; > + > + uart0: serial@11006000 { > + compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart"; > + reg = <0 0x11002000 0 0x400>; > + interrupts = ; As long as the interrupt polarity patches from Joe are not merged,IRQ_TYPE_LEVEL_LOW triggers won't work as the GIC does not support them. > + clocks = <&uart_clk>; > + }; > + > + uart1: serial@11007000 { > + compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart"; > + reg = <0 0x11003000 0 0x400>; > + interrupts = ; > + clocks = <&uart_clk>; > + }; > + > + uart2: serial@11008000 { > + compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart"; > + reg = <0 0x11004000 0 0x400>; > + interrupts = ; > + clocks = <&uart_clk>; > + }; > + > + uart3: serial@11009000 { > + compatible = "mediatek,mt8127-uart","mediatek,mt6577-uart"; > + reg = <0 0x11005000 0 0x400>; > + interrupts = ; > + clocks = <&uart_clk>; > + }; > }; > }; > diff --git a/arch/arm/boot/dts/mt8135.dtsi b/arch/arm/boot/dts/mt8135.dtsi > index 90a56ad..683b761 100644 > --- a/arch/arm/boot/dts/mt8135.dtsi > +++ b/arch/arm/boot/dts/mt8135.dtsi > @@ -86,6 +86,13 @@ > clock-frequency = <32000>; > #clock-cells = <0>; > }; > + > + uart_clk: dummy26m { > + compatible = "fixed-clock"; > + clock-frequency = <26000000>; > + #clock-cells = <0>; > + }; > + > }; > > soc { > @@ -111,5 +118,34 @@ > <0 0x10214000 0 0x2000>, > <0 0x10216000 0 0x2000>; > }; > + > + uart0: serial@11006000 { > + compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart"; > + reg = <0 0x11006000 0 0x400>; > + interrupts = ; > + clocks = <&uart_clk>; > + }; > + > + uart1: serial@11007000 { > + compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart"; > + reg = <0 0x11007000 0 0x400>; > + interrupts = ; > + clocks = <&uart_clk>; > + }; > + > + uart2: serial@11008000 { > + compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart"; > + reg = <0 0x11008000 0 0x400>; > + interrupts = ; > + clocks = <&uart_clk>; > + }; > + > + uart3: serial@11009000 { > + compatible = "mediatek,mt8135-uart","mediatek,mt6577-uart"; > + reg = <0 0x11009000 0 0x400>; > + interrupts = ; > + clocks = <&uart_clk>; > + }; > + > }; > }; > -- > 1.8.1.1.dirty > -- motzblog.wordpress.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/