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Wed, 16 Sep 2020 08:26:16 -0700 (PDT) Received: from xps15 ([64.188.179.253]) by smtp.gmail.com with ESMTPSA id z26sm11180566ilf.60.2020.09.16.08.26.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Sep 2020 08:26:15 -0700 (PDT) Received: (nullmailer pid 3997242 invoked by uid 1000); Wed, 16 Sep 2020 15:26:14 -0000 Date: Wed, 16 Sep 2020 09:26:14 -0600 From: Rob Herring To: Jim Quinlan Subject: Re: [PATCH v12 06/10] PCI: brcmstb: Add control of rescal reset Message-ID: <20200916152614.GA3995498@bogus> References: <20200911175232.19016-1-james.quinlan@broadcom.com> <20200911175232.19016-7-james.quinlan@broadcom.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200911175232.19016-7-james.quinlan@broadcom.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200916_112617_709199_18E82FE9 X-CRM114-Status: GOOD ( 13.62 ) 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: "moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE" , Lorenzo Pieralisi , linux-pci@vger.kernel.org, open list , Florian Fainelli , bcm-kernel-feedback-list@broadcom.com, "moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE" , Philipp Zabel , Bjorn Helgaas , Jim Quinlan , Robin Murphy , Christoph Hellwig , Nicolas Saenz Julienne 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, Sep 11, 2020 at 01:52:26PM -0400, Jim Quinlan wrote: > From: Jim Quinlan > > Some STB chips have a special purpose reset controller named RESCAL (reset > calibration). The PCIe HW can now control RESCAL to start and stop its > operation. On probe(), the RESCAL is deasserted and the driver goes > through the sequence of setting registers and reading status in order to > start the internal PHY that is required for the PCIe. > > Signed-off-by: Jim Quinlan > Acked-by: Florian Fainelli > --- > drivers/pci/controller/pcie-brcmstb.c | 69 ++++++++++++++++++++++++++- > 1 file changed, 68 insertions(+), 1 deletion(-) Reviewed-by: Rob Herring _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel