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=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 B17A5C5DF9E for ; Tue, 27 Oct 2020 00:30:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7D7E921D41 for ; Tue, 27 Oct 2020 00:30:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603758659; bh=4KVjfQDPy0GeRE2oqdeGM9vZ0LxghZIwXZj4yZWU8Lo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=l0+Y1fHQD1e7ne0ShIU33N6xjpmJIXmAg1ZEksiMK4qjNuqcI1tyaaeR2qDtqPYVz CCiFIicTw6Qjo2sB1mV4LoHZQ25WmB3FoFnjXkqYmtRh2HyfBlOxjMLA/DwiRHTwpv qFQPd/oX+Q/Vc3LcRm49qES5hs19HQcAu2YZENEs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2409718AbgJZXwX (ORCPT ); Mon, 26 Oct 2020 19:52:23 -0400 Received: from mail.kernel.org ([198.145.29.99]:53466 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2409569AbgJZXv4 (ORCPT ); Mon, 26 Oct 2020 19:51:56 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 898F221D7B; Mon, 26 Oct 2020 23:51:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603756315; bh=4KVjfQDPy0GeRE2oqdeGM9vZ0LxghZIwXZj4yZWU8Lo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AJe21st8DPmLrUGEaMiK2orNfb+rW4oHdL5YBQCDdcwbSXy+Vi8Sc6HNMQu8bdj6F fO98rFwERI8inEwf8uR/T1D88hAt9rWKDLSD8yO3hUi1HHDh9cZMI3tjPKZ/UAklua B3MYdrXpBh5TRm34xiNXTdg5OR2louZnD6D1fVCY= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Krzysztof Kozlowski , Jonathan Bakker , Sasha Levin , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Subject: [PATCH AUTOSEL 5.9 138/147] ARM: dts: s5pv210: add RTC 32 KHz clock in Aries family Date: Mon, 26 Oct 2020 19:48:56 -0400 Message-Id: <20201026234905.1022767-138-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201026234905.1022767-1-sashal@kernel.org> References: <20201026234905.1022767-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Krzysztof Kozlowski [ Upstream commit 086c4498b0cc87fdb09188f3da7056e898814948 ] The S3C RTC requires 32768 Hz clock as input which is provided by PMIC. However there is no such clock provider but rather a regulator driver which registers the clock as a regulator. This is an old driver which will not be updated so add a workaround - a fixed-clock to fill missing clock phandle reference in S3C RTC. This fixes dtbs_check warnings: rtc@e2800000: clocks: [[2, 145]] is too short rtc@e2800000: clock-names: ['rtc'] is too short Signed-off-by: Krzysztof Kozlowski Tested-by: Jonathan Bakker Link: https://lore.kernel.org/r/20200907161141.31034-12-krzk@kernel.org Signed-off-by: Sasha Levin --- arch/arm/boot/dts/s5pv210-aries.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi b/arch/arm/boot/dts/s5pv210-aries.dtsi index a3f83f668ce14..8a98b35b9b0de 100644 --- a/arch/arm/boot/dts/s5pv210-aries.dtsi +++ b/arch/arm/boot/dts/s5pv210-aries.dtsi @@ -47,6 +47,13 @@ mfc_right: region@51000000 { }; }; + pmic_ap_clk: clock-0 { + /* Workaround for missing clock on PMIC */ + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + }; + bt_codec: bt_sco { compatible = "linux,bt-sco"; #sound-dai-cells = <0>; @@ -825,6 +832,11 @@ &pwm { samsung,pwm-outputs = <1>; }; +&rtc { + clocks = <&clocks CLK_RTC>, <&pmic_ap_clk>; + clock-names = "rtc", "rtc_src"; +}; + &sdhci1 { #address-cells = <1>; #size-cells = <0>; -- 2.25.1 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=-13.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 52440C2D0A3 for ; Mon, 26 Oct 2020 23:59:50 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0E56020770 for ; Mon, 26 Oct 2020 23:59:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="E6ck4xMx"; 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Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kXCN4-0004Wl-0I; Mon, 26 Oct 2020 23:57:50 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kXCHM-0001uB-Cn for linux-arm-kernel@lists.infradead.org; Mon, 26 Oct 2020 23:51:58 +0000 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 898F221D7B; Mon, 26 Oct 2020 23:51:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603756315; bh=4KVjfQDPy0GeRE2oqdeGM9vZ0LxghZIwXZj4yZWU8Lo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AJe21st8DPmLrUGEaMiK2orNfb+rW4oHdL5YBQCDdcwbSXy+Vi8Sc6HNMQu8bdj6F fO98rFwERI8inEwf8uR/T1D88hAt9rWKDLSD8yO3hUi1HHDh9cZMI3tjPKZ/UAklua B3MYdrXpBh5TRm34xiNXTdg5OR2louZnD6D1fVCY= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 5.9 138/147] ARM: dts: s5pv210: add RTC 32 KHz clock in Aries family Date: Mon, 26 Oct 2020 19:48:56 -0400 Message-Id: <20201026234905.1022767-138-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201026234905.1022767-1-sashal@kernel.org> References: <20201026234905.1022767-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201026_195156_631766_A2D125DF X-CRM114-Status: GOOD ( 15.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sasha Levin , devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Jonathan Bakker , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Krzysztof Kozlowski [ Upstream commit 086c4498b0cc87fdb09188f3da7056e898814948 ] The S3C RTC requires 32768 Hz clock as input which is provided by PMIC. However there is no such clock provider but rather a regulator driver which registers the clock as a regulator. This is an old driver which will not be updated so add a workaround - a fixed-clock to fill missing clock phandle reference in S3C RTC. This fixes dtbs_check warnings: rtc@e2800000: clocks: [[2, 145]] is too short rtc@e2800000: clock-names: ['rtc'] is too short Signed-off-by: Krzysztof Kozlowski Tested-by: Jonathan Bakker Link: https://lore.kernel.org/r/20200907161141.31034-12-krzk@kernel.org Signed-off-by: Sasha Levin --- arch/arm/boot/dts/s5pv210-aries.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi b/arch/arm/boot/dts/s5pv210-aries.dtsi index a3f83f668ce14..8a98b35b9b0de 100644 --- a/arch/arm/boot/dts/s5pv210-aries.dtsi +++ b/arch/arm/boot/dts/s5pv210-aries.dtsi @@ -47,6 +47,13 @@ mfc_right: region@51000000 { }; }; + pmic_ap_clk: clock-0 { + /* Workaround for missing clock on PMIC */ + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + }; + bt_codec: bt_sco { compatible = "linux,bt-sco"; #sound-dai-cells = <0>; @@ -825,6 +832,11 @@ &pwm { samsung,pwm-outputs = <1>; }; +&rtc { + clocks = <&clocks CLK_RTC>, <&pmic_ap_clk>; + clock-names = "rtc", "rtc_src"; +}; + &sdhci1 { #address-cells = <1>; #size-cells = <0>; -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel