From patchwork Tue Dec 7 21:08:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?J=2E_Neusch=C3=A4fer?= X-Patchwork-Id: 1564911 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; secure) header.d=gmx.net header.i=@gmx.net header.a=rsa-sha256 header.s=badeba3b8450 header.b=JMxB8wxG; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=2404:9400:2:0:216:3eff:fee1:b9f1; helo=lists.ozlabs.org; envelope-from=openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2404:9400:2:0:216:3eff:fee1:b9f1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4J7tGr648kz9sRK for ; Wed, 8 Dec 2021 08:09:56 +1100 (AEDT) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4J7tGr3X0Yz3cPT for ; Wed, 8 Dec 2021 08:09:56 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; secure) header.d=gmx.net header.i=@gmx.net header.a=rsa-sha256 header.s=badeba3b8450 header.b=JMxB8wxG; dkim-atps=neutral X-Original-To: openbmc@lists.ozlabs.org Delivered-To: openbmc@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gmx.net (client-ip=212.227.17.21; helo=mout.gmx.net; envelope-from=j.neuschaefer@gmx.net; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; secure) header.d=gmx.net header.i=@gmx.net header.a=rsa-sha256 header.s=badeba3b8450 header.b=JMxB8wxG; dkim-atps=neutral Received: from mout.gmx.net (mout.gmx.net [212.227.17.21]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4J7tFl5Hg0z2xWr for ; Wed, 8 Dec 2021 08:08:59 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1638911326; bh=ucTTqYfqrAIEEQUOAqIQuTU4lLZGs0Rtoae2Ggs56Lk=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=JMxB8wxG8C8TyjLgWq12CJQRzhzbOn2CbRMLngVQ5T8LFHWpTO+dYH6M30ZHNejGj mXmUQTZLQd12/0pIJEiQtAk94jqUVZAdmUadPmMp7sM0ZQlXyswZVDmdI4baHwuvsP KFMe/32VdpZ4b7JrIT7xDQr/J9Db3OmzT9dQYrsY= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from longitude ([5.146.194.160]) by mail.gmx.net (mrgmx105 [212.227.17.168]) with ESMTPSA (Nemesis) id 1MQMuX-1nGNHb1yxV-00MIU3; Tue, 07 Dec 2021 22:08:46 +0100 From: =?utf-8?q?Jonathan_Neusch=C3=A4fer?= To: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v2 1/8] dt-bindings: arm/npcm: Add binding for global control registers (GCR) Date: Tue, 7 Dec 2021 22:08:16 +0100 Message-Id: <20211207210823.1975632-2-j.neuschaefer@gmx.net> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211207210823.1975632-1-j.neuschaefer@gmx.net> References: <20211207210823.1975632-1-j.neuschaefer@gmx.net> MIME-Version: 1.0 X-Provags-ID: V03:K1:5z6fEwkITtvUUGanwwbUAU9wniS3Wxx/3lxzUrIulEn2I63yJtD 2ZJaoUkFgy/5lelXXUnnsIeIHi4tAIEojSrz6nzdNhILkTKHXJu6zGm31w/lk2gfZfIlHhj e2brlbpU+yQqnd6seeDz8jx/m5Lz8NcDzo5HEayRqFXGGof3x+eAq1CdqtzNKsdBetFbDRN 87M0qpknnQsCbuVPCN2mA== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:BdxySlRDLD8=:YMshSa6kD+dYBdTNnTBAsk UeMhi1NiJHp6Yf88bupwAc+LxGKIiR8SoJeN2oFWYnisPRBrOyUzb+GpnZaJWsmhMZc4rSrdw nPkL1FL7e7Bn+1AAOtFlHkH6cFq5W1ZXPbiI3sSSBkuiBlGteJOR1QcU7AJb19XgPyRakjaS1 z+K0Uovf7uoH2iH2VBkg2BAGx4q1l1U+uw6/HhpzYJhxIRhtdbnKWhMaW85yR14ZHMwRKpHlI WFriqjcrbVoECGnCyNko/A2eeNczLraAEq8WMIJc0uF13Bl+/H5TKMnJHvlSsxXzwLj6tpDZP sXcf9OfOV+0uutcyyPkp4lGGys7AJtlevK+UtXESDebc2tXH0LQ73DkaUb3nnP9juzBPzC1DV bn2KUyFdrSFPTptnZg/o72xUlmlCymSt+6XJYTKXvhDlj+sVpOrubweaToQRYC1fcY0Yld2Xu qj2wm/E1gGo7Qo07UimbL4tc7DFwLk7oRYQjugdLzRoj+DY6a4QXwGxK8J/TlfmuXlc53kDFW ltOpJez/x12B/0/nuU1qwEA5innGtu9XS/TyweFA1lCpiEIJdetkm7O5GDN00QXQDIrEXE3IZ CLPzrYArvaKTLt2TVU+eVQm5Fd/1HyoTF2WMtlMvThxn70ur1+BapfrDgWCF0KPrs/Dl7HMu4 8gcZcyuVvoRR9W6W1Wgx+HiLus/S3y1OyHrbBalrosvchez6fq4Kjk2YhrgUs0nVpNbK2RxxY ZBT6W7yzQc37NFVkTM9M56GNqMn6c4O2DcmcX/WxtlntLUkAQHuAD0Wg4rJSOGR3n/DjefVEY j65Wp6/sA81mRBsuUzBzIQpGcH4izDHl4paY3NzzDHaUYug/cXEKyrwqoVlGpTTEXeE7ySHyd UvFHhoojM3QODJHL8XwAXnRcTPk4/Z7wgbJHy0mV6Y6+5U6MSjt96i5fMJMyNvF768/5ZEplc 47Tsu8OoYr8/w+FE2FMStNOJvbgm3LMTzc1wdOUVsVAG2QgrsbJFNMHSlVFW1sz7QhATlPurb 6O/9FPAAS7RKtR49U1oPeFq3FAt7k+qWaGbqRkCHcHJqwojWlXJZKaNgO+1P4SknsmqcJn1TJ h96n/2qkTawnWI= X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tomer Maimon , Avi Fishman , Patrick Venture , Linus Walleij , linux-kernel@vger.kernel.org, =?utf-8?q?Jonathan_Neusch=C3=A4fer?= , Rob Herring , Tali Perry , openbmc@lists.ozlabs.org, Benjamin Fair Errors-To: openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "openbmc" A nuvoton,*-gcr node is present in nuvoton-common-npcm7xx.dtsi and will be added to nuvoton-wpcm450.dtsi. It is necessary for the NPCM7xx and WPCM450 pinctrl drivers, and may later be used to retrieve SoC model and version information. This patch adds a binding to describe this node. Signed-off-by: Jonathan Neuschäfer --- v2: - Rename node in example to syscon@800000 - Add subnode to example v1: - https://lore.kernel.org/lkml/20210602120329.2444672-2-j.neuschaefer@gmx.net/ --- .../bindings/arm/npcm/nuvoton,gcr.yaml | 45 +++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/npcm/nuvoton,gcr.yaml -- 2.30.2 diff --git a/Documentation/devicetree/bindings/arm/npcm/nuvoton,gcr.yaml b/Documentation/devicetree/bindings/arm/npcm/nuvoton,gcr.yaml new file mode 100644 index 0000000000000..62020d7ac305b --- /dev/null +++ b/Documentation/devicetree/bindings/arm/npcm/nuvoton,gcr.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/npcm/nuvoton,gcr.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Global Control Registers block in Nuvoton SoCs + +maintainers: + - Jonathan Neuschäfer + +description: | + The Global Control Registers (GCR) are a block of registers in Nuvoton SoCs + that expose misc functionality such as chip model and version information or + pinmux settings. + +properties: + compatible: + items: + - enum: + - nuvoton,wpcm450-gcr + - nuvoton,npcm750-gcr + - const: syscon + - const: simple-mfd + reg: true + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + gcr: syscon@800000 { + compatible = "nuvoton,npcm750-gcr", "syscon", "simple-mfd"; + reg = <0x800000 0x1000>; + + uart-mux-controller { + compatible = "mmio-mux"; + #mux-control-cells = <1>; + mux-reg-masks = <0x38 0x07>; + idle-states = <2>; + }; + };