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From: Marc Zyngier <marc.zyngier@arm.com>
To: Bharat Bhushan <Bharat.Bhushan@nxp.com>,
	robh+dt@kernel.org, ark.rutland@arm.com, will.deacon@arm.com,
	oss@buserror.net, Gang.Liu@nxp.com, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, catalin.marinas@arm.com
Subject: Re: [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
     [not found]     ` <AM5PR0401MB2545B7C55F634D7B9CABAE629A9D0-oQ3wXcTHOqrg6d/1FbYcvI3W/0Ik+aLCnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-08-31 10:49       ` Marc Zyngier
2017-08-31 11:22         ` Bharat Bhushan
     [not found]           ` <AM5PR0401MB2545043022CAE0CDECA6267E9A9D0-oQ3wXcTHOqrg6d/1FbYcvI3W/0Ik+aLCnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-09-01 10:13             ` Bharat Bhushan
2017-09-01 10:58               ` Robin Murphy
2017-09-06  7:17                 ` Bharat Bhushan
     [not found]                   ` <AM5PR0401MB2545129D07EE9263BA4D16DA9A970-oQ3wXcTHOqrg6d/1FbYcvI3W/0Ik+aLCnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-09-27 10:40                     ` Bharat Bhushan
     [not found]         ` <10be1849-8071-64fc-5ee2-b6e429c64b9e-5wv7dgnIgG8@public.gmane.org>
2017-08-31 11:30           ` Mark Rutland

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