From patchwork Sun Aug 18 16:07:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Wunderlich X-Patchwork-Id: 11099645 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 246041395 for ; Sun, 18 Aug 2019 16:09:01 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 134C627F94 for ; Sun, 18 Aug 2019 16:09:01 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 053F028497; Sun, 18 Aug 2019 16:09:01 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9E5AC27F94 for ; 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Sun, 18 Aug 2019 16:09:00 +0000 Received: from mxwww.masterlogin.de ([95.129.51.220]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hzNj2-0006bk-AM for linux-arm-kernel@lists.infradead.org; Sun, 18 Aug 2019 16:08:14 +0000 Received: from mxout2.routing.net (unknown [192.168.10.82]) by new.mxwww.masterlogin.de (Postfix) with ESMTPS id 9CF1696DF1; Sun, 18 Aug 2019 16:08:10 +0000 (UTC) Received: from mxbox2.masterlogin.de (unknown [192.168.10.253]) by mxout2.routing.net (Postfix) with ESMTP id 0251B6483A; Sun, 18 Aug 2019 16:08:11 +0000 (UTC) Received: from localhost.localdomain (fttx-pool-185.53.43.183.bambit.de [185.53.43.183]) by mxbox2.masterlogin.de (Postfix) with ESMTPSA id 82AFF1002F9; Sun, 18 Aug 2019 18:08:10 +0200 (CEST) From: Frank Wunderlich To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v6 03/13] dt-bindings: mfd: mediatek: add mt6323 power-controller Date: Sun, 18 Aug 2019 18:07:47 +0200 Message-Id: <20190818160757.8206-4-frank-w@public-files.de> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190818160757.8206-1-frank-w@public-files.de> References: <20190818160757.8206-1-frank-w@public-files.de> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190818_090812_504261_163E9857 X-CRM114-Status: GOOD ( 10.79 ) 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: Josef Friedl , Frank Wunderlich MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Josef Friedl - add powercontroller-section to existing binding-document - add mt6323-pwrc bindings-document with example Suggested-by: Frank Wunderlich Signed-off-by: Josef Friedl Signed-off-by: Frank Wunderlich Acked-for-MFD-by: Lee Jones --- changes since v5: split out non-pwrc related changes changes since v4: none changes since v3: none changes since v2: none (=v2 part 7) --- .../devicetree/bindings/mfd/mt6397.txt | 6 ++++++ .../bindings/power/reset/mt6323-poweroff.txt | 20 +++++++++++++++++++ 2 files changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/reset/mt6323-poweroff.txt diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentation/devicetree/bindings/mfd/mt6397.txt index 5fccf987865b..a9b105ac00a8 100644 --- a/Documentation/devicetree/bindings/mfd/mt6397.txt +++ b/Documentation/devicetree/bindings/mfd/mt6397.txt @@ -8,6 +8,7 @@ MT6397/MT6323 is a multifunction device with the following sub modules: - Clock - LED - Keys +- Power controller It is interfaced to host controller using SPI interface by a proprietary hardware called PMIC wrapper or pwrap. MT6397/MT6323 MFD is a child device of pwrap. @@ -48,6 +49,11 @@ Optional subnodes: - compatible: "mediatek,mt6397-keys" or "mediatek,mt6323-keys" see ../input/mtk-pmic-keys.txt +- power-controller + Required properties: + - compatible: "mediatek,mt6323-pwrc" + For details, see ../power/reset/mt6323-poweroff.txt + Example: pwrap: pwrap@1000f000 { compatible = "mediatek,mt8135-pwrap"; diff --git a/Documentation/devicetree/bindings/power/reset/mt6323-poweroff.txt b/Documentation/devicetree/bindings/power/reset/mt6323-poweroff.txt new file mode 100644 index 000000000000..933f0c48e887 --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/mt6323-poweroff.txt @@ -0,0 +1,20 @@ +Device Tree Bindings for Power Controller on MediaTek PMIC + +The power controller which could be found on PMIC is responsible for externally +powering off or on the remote MediaTek SoC through the circuit BBPU. + +Required properties: +- compatible: Should be one of follows + "mediatek,mt6323-pwrc": for MT6323 PMIC + +Example: + + pmic { + compatible = "mediatek,mt6323"; + + ... + + power-controller { + compatible = "mediatek,mt6323-pwrc"; + }; + }