From: Trent Piepho <tpiepho@impinj.com> To: "l.stach@pengutronix.de" <l.stach@pengutronix.de>, "andrew.smirnov@gmail.com" <andrew.smirnov@gmail.com>, "lorenzo.pieralisi@arm.com" <lorenzo.pieralisi@arm.com> Cc: "linux-imx@nxp.com" <linux-imx@nxp.com>, "hongxing.zhu@nxp.com" <hongxing.zhu@nxp.com>, "cphealy@gmail.com" <cphealy@gmail.com>, "aisheng.dong@nxp.com" <aisheng.dong@nxp.com>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "fabio.estevam@nxp.com" <fabio.estevam@nxp.com>, "robh@kernel.org" <robh@kernel.org>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "bhelgaas@google.com" <bhelgaas@google.com>, "leonard.crestez@nxp.com" <leonard.crestez@nxp.com>, "linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org> Subject: Re: [PATCH 2/2] PCI: imx6: Add code to request/control "pcie_aux" clock for i.MX8MQ Date: Thu, 28 Feb 2019 21:23:58 +0000 [thread overview] Message-ID: <1551389037.6059.3.camel@impinj.com> (raw) In-Reply-To: <1549964166.2546.21.camel@pengutronix.de> On Tue, 2019-02-12 at 10:36 +0100, Lucas Stach wrote: > Am Montag, den 11.02.2019, 17:51 -0800 schrieb Andrey Smirnov: > > PCIe IP block has additional clock, "pcie_aux", that needs to be > > controlled by the driver. Add code to support that. This breaks iMX7d. > > > > @@ -1049,6 +1059,12 @@ static int imx6_pcie_probe(struct platform_device *pdev) > > dev_err(dev, "Failed to get PCIE APPS reset control\n"); > > return PTR_ERR(imx6_pcie->apps_reset); > > } > > + > > + imx6_pcie->pcie_aux = devm_clk_get(dev, "pcie_aux"); > > + if (IS_ERR(imx6_pcie->pcie_aux)) { > > + dev_err(dev, "pcie_aux clock source missing or invalid\n"); > > + return PTR_ERR(imx6_pcie->pcie_aux); > > + } > > break; > > default: > > break; One can't see enough context in the patch above, but in linux-next this section is under case IMX7D: case IMX8MQ: It's being applied to imx7d and not just imx8mq and so breaks because imx7d dts files don't have this clock. Not sure if this is a bug in this commit or some kind of merge/rebase mistake.
WARNING: multiple messages have this Message-ID (diff)
From: Trent Piepho <tpiepho@impinj.com> To: "l.stach@pengutronix.de" <l.stach@pengutronix.de>, "andrew.smirnov@gmail.com" <andrew.smirnov@gmail.com>, "lorenzo.pieralisi@arm.com" <lorenzo.pieralisi@arm.com> Cc: "aisheng.dong@nxp.com" <aisheng.dong@nxp.com>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "hongxing.zhu@nxp.com" <hongxing.zhu@nxp.com>, "robh@kernel.org" <robh@kernel.org>, "linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "bhelgaas@google.com" <bhelgaas@google.com>, "linux-imx@nxp.com" <linux-imx@nxp.com>, "fabio.estevam@nxp.com" <fabio.estevam@nxp.com>, "leonard.crestez@nxp.com" <leonard.crestez@nxp.com>, "cphealy@gmail.com" <cphealy@gmail.com>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org> Subject: Re: [PATCH 2/2] PCI: imx6: Add code to request/control "pcie_aux" clock for i.MX8MQ Date: Thu, 28 Feb 2019 21:23:58 +0000 [thread overview] Message-ID: <1551389037.6059.3.camel@impinj.com> (raw) In-Reply-To: <1549964166.2546.21.camel@pengutronix.de> On Tue, 2019-02-12 at 10:36 +0100, Lucas Stach wrote: > Am Montag, den 11.02.2019, 17:51 -0800 schrieb Andrey Smirnov: > > PCIe IP block has additional clock, "pcie_aux", that needs to be > > controlled by the driver. Add code to support that. This breaks iMX7d. > > > > @@ -1049,6 +1059,12 @@ static int imx6_pcie_probe(struct platform_device *pdev) > > dev_err(dev, "Failed to get PCIE APPS reset control\n"); > > return PTR_ERR(imx6_pcie->apps_reset); > > } > > + > > + imx6_pcie->pcie_aux = devm_clk_get(dev, "pcie_aux"); > > + if (IS_ERR(imx6_pcie->pcie_aux)) { > > + dev_err(dev, "pcie_aux clock source missing or invalid\n"); > > + return PTR_ERR(imx6_pcie->pcie_aux); > > + } > > break; > > default: > > break; One can't see enough context in the patch above, but in linux-next this section is under case IMX7D: case IMX8MQ: It's being applied to imx7d and not just imx8mq and so breaks because imx7d dts files don't have this clock. Not sure if this is a bug in this commit or some kind of merge/rebase mistake. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-02-28 21:24 UTC|newest] Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-02-12 1:51 [PATCH 0/2] "pcie_aux" clock for i.MX8MQ Andrey Smirnov 2019-02-12 1:51 ` Andrey Smirnov 2019-02-12 1:51 ` [PATCH 1/2] dt-bindings: imx6q-pcie: Add "pcie_aux" clock for imx8mq Andrey Smirnov 2019-02-12 1:51 ` Andrey Smirnov 2019-02-12 8:57 ` Lucas Stach 2019-02-12 8:57 ` Lucas Stach 2019-02-25 23:39 ` Rob Herring 2019-02-25 23:39 ` Rob Herring 2019-02-25 23:39 ` Rob Herring 2019-02-12 1:51 ` [PATCH 2/2] PCI: imx6: Add code to request/control "pcie_aux" clock for i.MX8MQ Andrey Smirnov 2019-02-12 1:51 ` Andrey Smirnov 2019-02-12 9:36 ` Lucas Stach 2019-02-12 9:36 ` Lucas Stach 2019-02-28 21:23 ` Trent Piepho [this message] 2019-02-28 21:23 ` Trent Piepho 2019-02-28 21:23 ` Trent Piepho 2019-03-01 1:16 ` Andrey Smirnov 2019-03-01 1:16 ` Andrey Smirnov 2019-03-01 1:16 ` Andrey Smirnov 2019-02-19 12:42 ` [PATCH 0/2] " Lorenzo Pieralisi 2019-02-19 12:42 ` Lorenzo Pieralisi 2019-02-19 12:46 ` Lucas Stach 2019-02-19 12:46 ` Lucas Stach
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