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=-8.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 37C54C31E5E for ; Wed, 19 Jun 2019 07:11:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 10D1820B1F for ; Wed, 19 Jun 2019 07:11:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725946AbfFSHLC (ORCPT ); Wed, 19 Jun 2019 03:11:02 -0400 Received: from inva021.nxp.com ([92.121.34.21]:34442 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725854AbfFSHLC (ORCPT ); Wed, 19 Jun 2019 03:11:02 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 9E26120017D; Wed, 19 Jun 2019 09:10:59 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 881702005B3; Wed, 19 Jun 2019 09:10:53 +0200 (CEST) Received: from localhost.localdomain (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id C70FC402F6; Wed, 19 Jun 2019 15:10:45 +0800 (SGT) From: Anson.Huang@nxp.com To: mturquette@baylibre.com, sboyd@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, abel.vesa@nxp.com, ccaione@baylibre.com, leonard.crestez@nxp.com, aisheng.dong@nxp.com, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Linux-imx@nxp.com Subject: [PATCH 2/2] clk: imx8mq: Keep uart clocks on during system boot Date: Wed, 19 Jun 2019 15:12:40 +0800 Message-Id: <20190619071240.38503-2-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190619071240.38503-1-Anson.Huang@nxp.com> References: <20190619071240.38503-1-Anson.Huang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org From: Anson Huang Call imx_register_uart_clocks() API to keep uart clocks enabled when earlyprintk or earlycon is active. Signed-off-by: Anson Huang --- drivers/clk/imx/clk-imx8mq.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/clk/imx/clk-imx8mq.c b/drivers/clk/imx/clk-imx8mq.c index 5fbc2a7..d407a07 100644 --- a/drivers/clk/imx/clk-imx8mq.c +++ b/drivers/clk/imx/clk-imx8mq.c @@ -272,6 +272,14 @@ static const char * const imx8mq_clko2_sels[] = {"osc_25m", "sys2_pll_200m", "sy static struct clk_onecell_data clk_data; +static struct clk ** const uart_clks[] = { + &clks[IMX8MQ_CLK_UART1_ROOT], + &clks[IMX8MQ_CLK_UART2_ROOT], + &clks[IMX8MQ_CLK_UART3_ROOT], + &clks[IMX8MQ_CLK_UART4_ROOT], + NULL +}; + static int imx8mq_clocks_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -555,6 +563,8 @@ static int imx8mq_clocks_probe(struct platform_device *pdev) err = of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); WARN_ON(err); + imx_register_uart_clocks(uart_clks); + return err; } -- 2.7.4