From patchwork Wed Jul 3 19:09:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Helen Mae Koike Fornazier X-Patchwork-Id: 11030225 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 1D67514F6 for ; Wed, 3 Jul 2019 19:14:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 097C026CFC for ; Wed, 3 Jul 2019 19:14:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EC922289F8; Wed, 3 Jul 2019 19:14:03 +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,UNPARSEABLE_RELAY autolearn=unavailable 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 84A5C26CFC for ; Wed, 3 Jul 2019 19:14:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ZYMJ1WppXAmRHTHmfPVg3IxMNJd2M702bMw6zZnqO9A=; b=KrkOuQZ02C4rcW D3HkESY+IkLjfn2WPhI/n62c851TIxSYsL7yeiAfg/85AudFu0GyP+cKiDyryNI9YjxuKpxykE3bH hbHuyh9ucuf+7LMmFOBINks6twsTe9bBMopv7PTvgk9FpGn7exwcNBayTGVaBJ1nixmEXEMwtrFLF OFbQCezdrYiToPbOpSqCkH3iBsRH+AeKew2CwEeISU7+RwKHkEvTk643tCvGimuSy4RwB97tEuOUE 9faV5HsBsxn7VUk5CB4aBLcmfNjb/I50U8EwAb1SUzMHRwAoxD8hmXvLrq1u1kBbo5XwjP6G2AJji lty2Nh3SqO1k0y/HZ7lQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hikhc-0006oc-EW; Wed, 03 Jul 2019 19:14:00 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hikeS-0004C6-Ac; Wed, 03 Jul 2019 19:10:47 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: koike) with ESMTPSA id 8693828AB1F From: Helen Koike To: linux-rockchip@lists.infradead.org Subject: [PATCH v7 11/14] dt-bindings: Document the Rockchip MIPI RX D-PHY bindings Date: Wed, 3 Jul 2019 16:09:07 -0300 Message-Id: <20190703190910.32633-12-helen.koike@collabora.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190703190910.32633-1-helen.koike@collabora.com> References: <20190703190910.32633-1-helen.koike@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190703_121044_542291_FD051DF8 X-CRM114-Status: UNSURE ( 9.97 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, eddie.cai.linux@gmail.com, kernel@collabora.com, heiko@sntech.de, Rob Herring , jacob2.chen@rock-chips.com, jeffy.chen@rock-chips.com, zyc@rock-chips.com, linux-kernel@vger.kernel.org, tfiga@chromium.org, Helen Koike , Rob Herring , hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com, sakari.ailus@linux.intel.com, zhengsq@rock-chips.com, mchehab@kernel.org, ezequiel@collabora.com, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Jacob Chen Add DT bindings documentation for Rockchip MIPI D-PHY RX Signed-off-by: Jacob Chen Reviewed-by: Rob Herring [update for upstream] Signed-off-by: Helen Koike --- Changes in v7: - updated doc with new design and tested example .../bindings/media/rockchip-mipi-dphy.txt | 38 +++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/rockchip-mipi-dphy.txt diff --git a/Documentation/devicetree/bindings/media/rockchip-mipi-dphy.txt b/Documentation/devicetree/bindings/media/rockchip-mipi-dphy.txt new file mode 100644 index 000000000000..2305d44d92db --- /dev/null +++ b/Documentation/devicetree/bindings/media/rockchip-mipi-dphy.txt @@ -0,0 +1,38 @@ +Rockchip SoC MIPI RX D-PHY +------------------------------------------------------------- + +Required properties: +- compatible: value should be one of the following + "rockchip,rk3288-mipi-dphy" + "rockchip,rk3399-mipi-dphy" +- clocks : list of clock specifiers, corresponding to entries in + clock-names property; +- clock-names: required clock name. +- #phy-cells: Number of cells in a PHY specifier; Should be 0. + +MIPI RX D-PHY use registers in "general register files", it +should be a child of the GRF. + +Optional properties: +- reg: offset and length of the register set for the device. +- rockchip,grf: MIPI TX1RX1 D-PHY not only has its own register but also + the GRF, so it is only necessary for MIPI TX1RX1 D-PHY. + +Device node example +------------------- + +grf: syscon@ff770000 { + compatible = "rockchip,rk3399-grf", "syscon", "simple-mfd"; + +... + + dphy: mipi-dphy { + compatible = "rockchip,rk3399-mipi-dphy"; + clocks = <&cru SCLK_MIPIDPHY_REF>, + <&cru SCLK_DPHY_RX0_CFG>, + <&cru PCLK_VIO_GRF>; + clock-names = "dphy-ref", "dphy-cfg", "grf"; + power-domains = <&power RK3399_PD_VIO>; + #phy-cells = <0>; + }; +};