Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752390AbdFLMtu (ORCPT ); Mon, 12 Jun 2017 08:49:50 -0400 Received: from mail-wr0-f181.google.com ([209.85.128.181]:36252 "EHLO mail-wr0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752017AbdFLMts (ORCPT ); Mon, 12 Jun 2017 08:49:48 -0400 Subject: Re: [PATCH v4 6/7] ARM: dts: meson8: switch to new bindings for UART nodes To: Jerome Brunet , gregkh@linuxfoundation.org, khilman@baylibre.com References: <1497001756-942-1-git-send-email-narmstrong@baylibre.com> <1497001756-942-7-git-send-email-narmstrong@baylibre.com> <1497258823.3086.6.camel@baylibre.com> Cc: hgkr.klein@gmail.com, linux-serial@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org From: Neil Armstrong Organization: Baylibre Message-ID: Date: Mon, 12 Jun 2017 14:49:45 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 MIME-Version: 1.0 In-Reply-To: <1497258823.3086.6.camel@baylibre.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1929 Lines: 71 On 06/12/2017 11:13 AM, Jerome Brunet wrote: > On Fri, 2017-06-09 at 11:49 +0200, Neil Armstrong wrote: >> Switch to the stable UART bindings by adding a XTAL node and using the >> proper compatible strings. >> >> Signed-off-by: Neil Armstrong >> --- >> arch/arm/boot/dts/meson8.dtsi | 23 +++++++++++++++++++---- >> 1 file changed, 19 insertions(+), 4 deletions(-) > > I think this is clashing with the recent change from Martin on meson8 clock > driver. Kevin just applied it : > > https://lkml.kernel.org/r/m2d1ad9g38.fsf@baylibre.com > > <&clk81> no longer exists ... > >> >> diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi >> index 6993077..a2ea112 100644 >> --- a/arch/arm/boot/dts/meson8.dtsi >> +++ b/arch/arm/boot/dts/meson8.dtsi >> @@ -83,6 +83,13 @@ >> }; >> }; >> >> + xtal: xtal-clk { >> + compatible = "fixed-clock"; >> + clock-frequency = <24000000>; >> + clock-output-names = "xtal"; >> + #clock-cells = <0>; >> + }; >> + >> clk81: clk@0 { >> #clock-cells = <0>; >> compatible = "fixed-clock"; >> @@ -199,17 +206,25 @@ >> }; >> >> &uart_AO { >> - clocks = <&clk81>; >> + compatible = "amlogic,meson8-uart", "amlogic,meson-ao-uart"; >> + clocks = <&xtal>, <&clk81>, <&clk81>; >> + clock-names = "xtal", "pclk", "baud"; >> }; >> >> &uart_A { >> - clocks = <&clk81>; >> + compatible = "amlogic,meson8-uart"; >> + clocks = <&xtal>, <&clk81>, <&clk81>; >> + clock-names = "xtal", "pclk", "baud"; >> }; >> >> &uart_B { >> - clocks = <&clk81>; >> + compatible = "amlogic,meson8-uart"; >> + clocks = <&xtal>, <&clk81>, <&clk81>; >> + clock-names = "xtal", "pclk", "baud"; >> }; >> >> &uart_C { >> - clocks = <&clk81>; >> + compatible = "amlogic,meson8-uart"; >> + clocks = <&xtal>, <&clk81>, <&clk81>; >> + clock-names = "xtal", "pclk", "baud"; >> }; > I will drop this until martin has a better version, and tested ! Neil