From: shawnguo@kernel.org (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: imx6: correct i.MX6 PCIe interrupt routing
Date: Thu, 6 Aug 2015 09:28:32 +0800 [thread overview]
Message-ID: <20150806012832.GP12927@tiger> (raw)
In-Reply-To: <1438793677-19153-1-git-send-email-l.stach@pengutronix.de>
On Wed, Aug 05, 2015 at 06:54:37PM +0200, Lucas Stach wrote:
> The PCIe interrupts are also routed through the GPC. This has been
> missed from the conversion to stacked IRQ domains as the PCIe
> controller uses an explicit interrupt map and thus doesn't inherit
> the SoC global interrupt parent.
>
> Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
So this is a fix and need copy stable?
Shawn
> ---
> This commit does not change the i.MX6SX PCIe node, as PCIe isn't
> functional in mainline on this SoC and the DT node needs a major
> rewrite to account for the specifics of this SoC anyway.
> ---
> arch/arm/boot/dts/imx6qdl.dtsi | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
> index e6d13592080d..b57033e8c633 100644
> --- a/arch/arm/boot/dts/imx6qdl.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl.dtsi
> @@ -181,10 +181,10 @@
> interrupt-names = "msi";
> #interrupt-cells = <1>;
> interrupt-map-mask = <0 0 0 0x7>;
> - interrupt-map = <0 0 0 1 &intc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
> - <0 0 0 2 &intc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>,
> - <0 0 0 3 &intc GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>,
> - <0 0 0 4 &intc GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-map = <0 0 0 1 &gpc GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
> + <0 0 0 2 &gpc GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>,
> + <0 0 0 3 &gpc GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>,
> + <0 0 0 4 &gpc GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
> clocks = <&clks IMX6QDL_CLK_PCIE_AXI>,
> <&clks IMX6QDL_CLK_LVDS1_GATE>,
> <&clks IMX6QDL_CLK_PCIE_REF_125M>;
> --
> 2.4.6
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
>
next prev parent reply other threads:[~2015-08-06 1:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-05 16:54 [PATCH] ARM: imx6: correct i.MX6 PCIe interrupt routing Lucas Stach
2015-08-06 1:28 ` Shawn Guo [this message]
2015-08-06 8:11 ` Lucas Stach
2015-08-06 8:46 ` Shawn Guo
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