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Fri, 4 Jun 2021 04:05:27 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 inva021.eu-rdc02.nxp.com C9E852039B2 Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 3DEB9402F1; Fri, 4 Jun 2021 10:05:21 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, andrew.smirnov@gmail.com, shawnguo@kernel.org, kw@linux.com, bhelgaas@google.com, stefan@agner.ch, lorenzo.pieralisi@arm.com Cc: devicetree@vger.kernel.org, linux-pci@vger.kernel.org, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, Richard Zhu Subject: [RESEND, V5 1/2] dt-bindings: imx6q-pcie: Add "vph-supply" for PHY supply voltage Date: Fri, 4 Jun 2021 09:47:48 +0800 Message-Id: <1622771269-13844-2-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1622771269-13844-1-git-send-email-hongxing.zhu@nxp.com> References: <1622771269-13844-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210603_190538_430185_72F04247 X-CRM114-Status: GOOD ( 10.09 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The i.MX8MQ PCIe PHY can use either a 1.8V or a 3.3V power supply. Add a "vph-supply" property to indicate which regulator supplies power for the PHY. Signed-off-by: Richard Zhu Reviewed-by: Lucas Stach --- Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt index de4b2baf91e8..d8971ab99274 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt @@ -38,6 +38,9 @@ Optional properties: The regulator will be enabled when initializing the PCIe host and disabled either as part of the init process or when shutting down the host. +- vph-supply: Should specify the regulator in charge of VPH one of the three + PCIe PHY powers. This regulator can be supplied by both 1.8v and 3.3v voltage + supplies. Additional required properties for imx6sx-pcie: - clock names: Must include the following additional entries: -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel