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From: Leonard Crestez <leonard.crestez@nxp.com>
To: Shawn Guo <shawnguo@kernel.org>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Lucas Stach <l.stach@pengutronix.de>
Cc: Andrey Smirnov <andrew.smirnov@gmail.com>,
	Richard Zhu <hongxing.zhu@nxp.com>,
	Anson Huang <Anson.Huang@nxp.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Jingoo Han <jingoohan1@gmail.com>,
	Joao Pinto <Joao.Pinto@synopsys.com>,
	linux-pci@vger.kernel.org, linux-imx@nxp.com,
	kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	Rob Herring <robh+dt@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>
Subject: [PATCH v4 1/6] Revert "ARM: dts: imx7d: Invert legacy PCI irq mapping"
Date: Tue, 14 Aug 2018 19:50:15 +0300	[thread overview]
Message-ID: <11c9de513fbbc39a07d9e9892e7172dacf49a8f9.1534264292.git.leonard.crestez@nxp.com> (raw)
In-Reply-To: <cover.1534264292.git.leonard.crestez@nxp.com>

This reverts commit 1c86c9dd82f859b474474a7fee0d5195da2c9c1d.

That commit followed the reference manual but unfortunately the imx7d
manual is incorrect.

Tested with ath9k pcie card and confirmed internally.

Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Acked-by: Lucas Stach <l.stach@pengutronix.de>
---
 arch/arm/boot/dts/imx7d.dtsi | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi
index 7cbc2ffa4b3a..7234e8330a57 100644
--- a/arch/arm/boot/dts/imx7d.dtsi
+++ b/arch/arm/boot/dts/imx7d.dtsi
@@ -124,14 +124,18 @@
 		num-lanes = <1>;
 		interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
 		interrupt-names = "msi";
 		#interrupt-cells = <1>;
 		interrupt-map-mask = <0 0 0 0x7>;
-		interrupt-map = <0 0 0 1 &intc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>,
-				<0 0 0 2 &intc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
-				<0 0 0 3 &intc GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>,
-				<0 0 0 4 &intc GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
+		/*
+		 * Reference manual lists pci irqs incorrectly
+		 * Real hardware ordering is same as imx6: D+MSI, C, B, A
+		 */
+		interrupt-map = <0 0 0 1 &intc GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>,
+				<0 0 0 2 &intc GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>,
+				<0 0 0 3 &intc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
+				<0 0 0 4 &intc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&clks IMX7D_PCIE_CTRL_ROOT_CLK>,
 			 <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>,
 			 <&clks IMX7D_PCIE_PHY_ROOT_CLK>;
 		clock-names = "pcie", "pcie_bus", "pcie_phy";
 		assigned-clocks = <&clks IMX7D_PCIE_CTRL_ROOT_SRC>,
-- 
2.17.1


  reply	other threads:[~2018-08-14 16:51 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-14 16:50 [PATCH v4 0/6] PCI: imx: Initial imx7d suspend/resume support Leonard Crestez
2018-08-14 16:50 ` Leonard Crestez [this message]
2018-08-14 16:50 ` [PATCH v4 2/6] PCI: imx: Initial imx7d pm support Leonard Crestez
2018-08-14 16:50 ` [PATCH v4 3/6] reset: imx7: Add PCIE_CTRL_APPS_TURNOFF Leonard Crestez
2018-08-15 20:24   ` Rob Herring
2018-08-14 16:50 ` [PATCH v4 4/6] dt-bindings: imx6q-pcie: Add turnoff reset for imx7d Leonard Crestez
2018-08-15 20:26   ` Rob Herring
2018-08-14 16:50 ` [PATCH v4 5/6] ARM: dts: imx7d: Add turnoff reset Leonard Crestez
2018-09-25  9:20   ` Shawn Guo
2018-08-14 16:50 ` [PATCH v4 6/6] PCI: imx: Add PME_Turn_Off support Leonard Crestez
2018-09-17 15:09 ` [PATCH v4 0/6] PCI: imx: Initial imx7d suspend/resume support Lorenzo Pieralisi
2018-09-17 16:01   ` Leonard Crestez
2018-09-17 16:52     ` Lorenzo Pieralisi
2018-09-17 17:15       ` Leonard Crestez

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