From nobody Fri Sep 19 00:49:33 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 40EAEC433FE for ; Wed, 30 Nov 2022 11:14:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233820AbiK3LOk (ORCPT ); Wed, 30 Nov 2022 06:14:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38602 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229805AbiK3LOd (ORCPT ); Wed, 30 Nov 2022 06:14:33 -0500 Received: from mail.fris.de (mail.fris.de [116.203.77.234]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8F40D220E4 for ; Wed, 30 Nov 2022 03:14:31 -0800 (PST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id CCC1ABFACA; Wed, 30 Nov 2022 12:14:21 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fris.de; s=dkim; t=1669806866; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding; bh=FRxluBfEJkiA18fBYeNlbUEW1rTsCtHz9h13qEpVFw8=; b=LlhH723wWOsj558CVqc1B1IyaUxWewa/m5COH65zmc1/H2A+JMNguwLJ4kbTWpXRmnTi1M e+DpF3svrke1qdoBxwBuCe3iWK5abguQ4e86htmrA5TJHwm5y4XV7IEFZRMFJvQFFsnUXD ZKRb8c9qyKIN+iUiKLoJnL+qk4g87tDVkGylRSU12Kvv1aKymZVR1KVlwglXdqwMiSnzll /i1YlO/g1IJV3bxBiOnKTL9jXf3XavA6elWUE0cE3XlNUCXQXG1a+Bum0QH3HEUYwC3eo7 LPQUMFjsYzTFdIcL3saXoSTBgcVmPIJliebB4jB5c2tVcctmTcUal/uxgLCzfQ== From: Frieder Schrempf To: devicetree@vger.kernel.org, Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , Sascha Hauer , Shawn Guo Cc: Frieder Schrempf , Fabio Estevam , Heiko Thiery , Krzysztof Kozlowski , NXP Linux Team , Oleksij Rempel , Pengutronix Kernel Team Subject: [PATCH] arm64: dts: imx8mm-kontron: Add RTC aliases Date: Wed, 30 Nov 2022 12:13:49 +0100 Message-Id: <20221130111357.585560-1-frieder@fris.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Last-TLS-Session-Version: TLSv1.3 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Frieder Schrempf Add aliases for the RTCs on the board and on the SoC. This ensures that the primary RTC is always the one on the board that has a buffered supply and maximum accuracy. Signed-off-by: Frieder Schrempf --- arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts | 4 +++- arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi | 7 ++++++- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts b/arch/arm= 64/boot/dts/freescale/imx8mm-kontron-bl.dts index a079322a3793..dcec57c20399 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts @@ -13,6 +13,8 @@ / { =20 aliases { ethernet1 =3D &usbnet; + rtc0 =3D &rx8900; + rtc1 =3D &snvs_rtc; }; =20 /* fixed crystal dedicated to mcp2515 */ @@ -136,7 +138,7 @@ &i2c4 { pinctrl-0 =3D <&pinctrl_i2c4>; status =3D "okay"; =20 - rtc@32 { + rx8900: rtc@32 { compatible =3D "epson,rx8900"; reg =3D <0x32>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi b/arch= /arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi index 8d10f5b41297..695da2fa7c42 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-osm-s.dtsi @@ -10,6 +10,11 @@ / { model =3D "Kontron OSM-S i.MX8MM (N802X SOM)"; compatible =3D "kontron,imx8mm-osm-s", "fsl,imx8mm"; =20 + aliases { + rtc0 =3D &rv3028; + rtc1 =3D &snvs_rtc; + }; + memory@40000000 { device_type =3D "memory"; /* @@ -200,7 +205,7 @@ reg_nvcc_sd: LDO5 { }; }; =20 - rtc@52 { + rv3028: rtc@52 { compatible =3D "microcrystal,rv3028"; reg =3D <0x52>; pinctrl-names =3D "default"; --=20 2.38.1