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=-9.7 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 D6829CA9EC1 for ; Mon, 28 Oct 2019 15:55:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A574A20717 for ; Mon, 28 Oct 2019 15:55:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390315AbfJ1Pyz (ORCPT ); Mon, 28 Oct 2019 11:54:55 -0400 Received: from 212.199.177.27.static.012.net.il ([212.199.177.27]:43560 "EHLO herzl.nuvoton.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2390213AbfJ1Pyz (ORCPT ); Mon, 28 Oct 2019 11:54:55 -0400 Received: from taln60.nuvoton.co.il (ntil-fw [212.199.177.25]) by herzl.nuvoton.co.il (8.13.8/8.13.8) with ESMTP id x9SFs4Qe001373; Mon, 28 Oct 2019 17:54:05 +0200 Received: by taln60.nuvoton.co.il (Postfix, from userid 10070) id D081560275; Mon, 28 Oct 2019 17:54:04 +0200 (IST) From: Tomer Maimon To: p.zabel@pengutronix.de, robh+dt@kernel.org, mark.rutland@arm.com, yuenn@google.com, venture@google.com, benjaminfair@google.com, avifishman70@gmail.com, joel@jms.id.au Cc: openbmc@lists.ozlabs.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Tomer Maimon Subject: [PATCH v2 1/3] dt-binding: reset: add NPCM reset controller documentation Date: Mon, 28 Oct 2019 17:54:01 +0200 Message-Id: <20191028155403.134126-2-tmaimon77@gmail.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20191028155403.134126-1-tmaimon77@gmail.com> References: <20191028155403.134126-1-tmaimon77@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Added device tree binding documentation for Nuvoton BMC NPCM reset controller. Signed-off-by: Tomer Maimon --- .../bindings/reset/nuvoton,npcm-reset.txt | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/reset/nuvoton,npcm-reset.txt diff --git a/Documentation/devicetree/bindings/reset/nuvoton,npcm-reset.txt b/Documentation/devicetree/bindings/reset/nuvoton,npcm-reset.txt new file mode 100644 index 000000000000..94793285a2ac --- /dev/null +++ b/Documentation/devicetree/bindings/reset/nuvoton,npcm-reset.txt @@ -0,0 +1,35 @@ +Nuvoton NPCM Reset controller + +In the NPCM Reset controller boot the USB PHY, USB host +and USB device initialize. + +Required properties: +- compatible : "nuvoton,npcm750-reset" for NPCM7XX BMC +- reg : specifies physical base address and size of the register. +- #reset-cells: must be set to 1 + +Optional property: +- nuvoton,sw-reset-number - Contains the software reset number to restart the SoC. + NPCM7xx contain four software reset that represent numbers 1 to 4. + + If 'nuvoton,sw-reset-number' is not specfied software reset is disabled. + +Example: + rstc: rstc@f0801000 { + compatible = "nuvoton,npcm750-reset"; + reg = <0xf0801000 0x70>; + #reset-cells = <1>; + nuvoton,sw-reset-number = <2>; + }; + +Specifying reset lines connected to IP NPCM7XX modules +====================================================== +example: + + spi0: spi@..... { + ... + resets = <&rstc NPCM7XX_RESET_PSPI1>; + ... + }; + +The index could be found in . -- 2.22.0