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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 23F51C433EF for ; Wed, 13 Jul 2022 13:54:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230303AbiGMNy2 (ORCPT ); Wed, 13 Jul 2022 09:54:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58260 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230057AbiGMNy1 (ORCPT ); Wed, 13 Jul 2022 09:54:27 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CA981240; Wed, 13 Jul 2022 06:54:25 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 904DAB81F66; Wed, 13 Jul 2022 13:54:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 051ECC34114; Wed, 13 Jul 2022 13:54:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1657720463; bh=/tvxZwralFJ4cZXdPkXxJEQCgvBw9Ua4U7XdiklwROc=; h=From:To:Cc:Subject:Date:From; b=NPugggpNWrapctlNOMvCLfTS/6nQRBp4qtBMpShlx6IuKz8VtqvV92KmfK6a055Tb LiJm0Itggmfb7TuXYij4Qj6U/BGcO0EHimH0uvGiXoRZJ7NEHvEROtj1fYTQlSfPxK R/tWGZ91pxAnfu7R8AQykRLoxbSlFGaVYImN/9d2g5A+SbMhW2DvPn9ogQ/BGfCmR9 Hvik6QiYCSrsweYDeehsB7cCqGeCVaf5oiWomt2MANb/k699X3JxZDTJXczafFUY/o 18S9t443e72R5l29VEEe9usJERuwbaF9WLxXASWJNiX/TKwYBa4SMiBkto4yLcAk0N udxMjiowqC0vQ== Received: by pali.im (Postfix) id 3B1619D9; Wed, 13 Jul 2022 15:54:20 +0200 (CEST) From: =?UTF-8?q?Pali=20Roh=C3=A1r?= To: Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Krzysztof Kozlowski , Rob Herring Cc: linuxppc-dev@lists.ozlabs.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] powerpc: dts: turris1x.dts: Add CPLD reboot node Date: Wed, 13 Jul 2022 15:44:29 +0200 Message-Id: <20220713134429.18748-1-pali@kernel.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org CPLD firmware can reset board by writing value 0x01 at CPLD memory offset 0x0d. Define syscon-reboot node for this reset support. Fixes: 54c15ec3b738 ("powerpc: dts: Add DTS file for CZ.NIC Turris 1.x routers") Signed-off-by: Pali Rohár --- arch/powerpc/boot/dts/turris1x.dts | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/boot/dts/turris1x.dts b/arch/powerpc/boot/dts/turris1x.dts index c76b628cf026..12e08271e61f 100644 --- a/arch/powerpc/boot/dts/turris1x.dts +++ b/arch/powerpc/boot/dts/turris1x.dts @@ -332,7 +332,7 @@ * Turris CPLD firmware is open source and available at: * https://gitlab.nic.cz/turris/hw/turris_cpld/-/blob/master/CZ_NIC_Router_CPLD.v */ - compatible = "cznic,turris1x-cpld", "fsl,p1021rdb-pc-cpld", "simple-bus"; + compatible = "cznic,turris1x-cpld", "fsl,p1021rdb-pc-cpld", "simple-bus", "syscon"; reg = <0x3 0x0 0x30>; #address-cells = <1>; #size-cells = <1>; @@ -352,6 +352,14 @@ gpios = <&gpio 11 GPIO_ACTIVE_LOW>; }; + reboot@d { + compatible = "syscon-reboot"; + reg = <0x0d 0x01>; + offset = <0x0d>; + mask = <0x01>; + value = <0x01>; + }; + led-controller@13 { /* * LEDs are controlled by CPLD firmware. -- 2.20.1