From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CE066C33CB2 for ; Mon, 13 Jan 2020 16:44:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A1F2520678 for ; Mon, 13 Jan 2020 16:44:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728787AbgAMQog (ORCPT ); Mon, 13 Jan 2020 11:44:36 -0500 Received: from out28-51.mail.aliyun.com ([115.124.28.51]:51671 "EHLO out28-51.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728774AbgAMQof (ORCPT ); Mon, 13 Jan 2020 11:44:35 -0500 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.08580225|-1;CH=green;DM=CONTINUE|CONTINUE|true|0.258727-0.0162396-0.725034;DS=CONTINUE|ham_system_inform|0.080439-0.00417079-0.91539;FP=0|0|0|0|0|-1|-1|-1;HT=e02c03279;MF=zhouyanjie@wanyeetech.com;NM=1;PH=DS;RN=25;RT=25;SR=0;TI=SMTPD_---.GbRhA7M_1578933839; Received: from localhost.localdomain(mailfrom:zhouyanjie@wanyeetech.com fp:SMTPD_---.GbRhA7M_1578933839) by smtp.aliyun-inc.com(10.147.40.233); Tue, 14 Jan 2020 00:44:17 +0800 From: =?UTF-8?q?=E5=91=A8=E7=90=B0=E6=9D=B0=20=28Zhou=20Yanjie=29?= To: linux-mips@vger.kernel.org Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, robh+dt@kernel.org, paul.burton@mips.com, paulburton@kernel.org, jhogan@kernel.org, miquel.raynal@bootlin.com, mark.rutland@arm.com, syq@debian.org, ralf@linux-mips.org, tglx@linutronix.de, jason@lakedaemon.net, maz@kernel.org, jiaxun.yang@flygoat.com, chenhc@lemote.com, daniel.lezcano@linaro.org, ebiederm@xmission.com, keescook@chromium.org, ak@linux.intel.com, krzk@kernel.org, paul@crapouillou.net, prasannatsmkumar@gmail.com, sernia.zhou@foxmail.com, zhenwenjin@gmail.com Subject: [PATCH 5/6] MIPS: CI20: Modify DTS to support high resolution timer for SMP. Date: Tue, 14 Jan 2020 00:43:32 +0800 Message-Id: <1578933813-80122-7-git-send-email-zhouyanjie@wanyeetech.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1578933813-80122-1-git-send-email-zhouyanjie@wanyeetech.com> References: <1578933813-80122-1-git-send-email-zhouyanjie@wanyeetech.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-mips-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org Modify DTS, change tcu channel from 2 to 3, channel #0 and #1 for per core local timer, #2 for clocksource. Signed-off-by: 周琰杰 (Zhou Yanjie) --- arch/mips/boot/dts/ingenic/ci20.dts | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts index 37b9316..98c4c42 100644 --- a/arch/mips/boot/dts/ingenic/ci20.dts +++ b/arch/mips/boot/dts/ingenic/ci20.dts @@ -456,6 +456,13 @@ &tcu { /* 3 MHz for the system timer and clocksource */ - assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>; - assigned-clock-rates = <3000000>, <3000000>; + assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>, + <&tcu TCU_CLK_TIMER2>; + assigned-clock-rates = <3000000>, <3000000>, <750000>; + + /* + * Use channel #0 and #1 for the per core system timer, + * and use channel #2 for the clocksource. + */ + ingenic,pwm-channels-mask = <0xF8>; }; -- 2.7.4