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From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] RM64: dts: ls208xa: Add iommu-map property for pci
Date: Thu, 31 Aug 2017 10:32:09 +0100	[thread overview]
Message-ID: <06c57ca4-edaa-df26-b1d9-1906141c5065@arm.com> (raw)
In-Reply-To: <1504171424-15536-1-git-send-email-Bharat.Bhushan@nxp.com>

On 31/08/17 10:23, Bharat Bhushan wrote:
> This patch adds iommu-map property for PCIe, which enables
> SMMU for these devices on LS208xA devices.
> 
> Signed-off-by: Bharat Bhushan <Bharat.Bhushan@nxp.com>
> ---
>  arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
> index 94cdd30..67cf605 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
> @@ -606,6 +606,7 @@
>  			num-lanes = <4>;
>  			bus-range = <0x0 0xff>;
>  			msi-parent = <&its>;
> +			iommu-map = <0 &smmu 0 1>;	/* This is fixed-up by u-boot */

What does this do when your version of u-boot doesn't fill this in for you?

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...

  reply	other threads:[~2017-08-31  9:32 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-31  9:23 [PATCH] RM64: dts: ls208xa: Add iommu-map property for pci Bharat Bhushan
2017-08-31  9:32 ` Marc Zyngier [this message]
2017-08-31 10:41   ` Bharat Bhushan
2017-08-31 10:49     ` Marc Zyngier
2017-08-31 11:22       ` Bharat Bhushan
2017-09-01 10:13         ` Bharat Bhushan
2017-09-01 10:58           ` Robin Murphy
2017-09-06  7:17             ` Bharat Bhushan
2017-09-27 10:40               ` Bharat Bhushan
2017-08-31 11:30       ` Mark Rutland

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