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[66.90.144.107]) by smtp.gmail.com with ESMTPSA id b11-20020a9d754b000000b0061d31170573sm8872283otl.20.2022.09.08.12.42.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Sep 2022 12:42:59 -0700 (PDT) Received: (nullmailer pid 3217199 invoked by uid 1000); Thu, 08 Sep 2022 19:42:58 -0000 Date: Thu, 8 Sep 2022 14:42:58 -0500 From: Rob Herring To: Richard Zhu Cc: l.stach@pengutronix.de, richard.leitner@linux.dev, vkoul@kernel.org, shawnguo@kernel.org, bhelgaas@google.com, alexander.stein@ew.tq-group.com, linux-phy@lists.infradead.org, kernel@pengutronix.de, devicetree@vger.kernel.org, linux-imx@nxp.com, p.zabel@pengutronix.de, lorenzo.pieralisi@arm.com, marex@denx.de, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v7 1/7] dt-binding: phy: Add iMX8MP PCIe PHY binding Message-ID: <20220908194258.GA3217149-robh@kernel.org> References: <1662109086-15881-1-git-send-email-hongxing.zhu@nxp.com> <1662109086-15881-2-git-send-email-hongxing.zhu@nxp.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1662109086-15881-2-git-send-email-hongxing.zhu@nxp.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220908_124303_651862_90018C08 X-CRM114-Status: GOOD ( 10.78 ) 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: , 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 On Fri, 02 Sep 2022 16:58:00 +0800, Richard Zhu wrote: > Add i.MX8MP PCIe PHY binding. > On iMX8MM, the initialized default value of PERST bit(BIT3) of > SRC_PCIEPHY_RCR is 1b'1. > But i.MX8MP has one inversed default value 1b'0 of PERST bit. > > And the PERST bit should be kept 1b'1 after power and clocks are stable. > So add one more PERST explicitly for i.MX8MP PCIe PHY. > > Signed-off-by: Richard Zhu > Tested-by: Marek Vasut > Tested-by: Richard Leitner > Tested-by: Alexander Stein > Reviewed-by: Lucas Stach > --- > .../bindings/phy/fsl,imx8-pcie-phy.yaml | 16 +++++++++++++--- > 1 file changed, 13 insertions(+), 3 deletions(-) > Reviewed-by: Rob Herring _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel