linux-kernel - Re: [PATCH v3 5/6] pci: dwc: pci-exynos: rework the driver to support Exynos5433 variant

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Date:   Wed, 4 Nov 2020 15:39:43 -0600
From:   Rob Herring <robh@...nel.org>
To:     Marek Szyprowski <m.szyprowski@...sung.com>
Cc:     linux-samsung-soc@...r.kernel.org, linux-pci@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jaehoon Chung <jh80.chung@...sung.com>,
        Jingoo Han <jingoohan1@...il.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...com>
Subject: Re: [PATCH v3 5/6] pci: dwc: pci-exynos: rework the driver to
 support Exynos5433 variant

On Thu, Oct 29, 2020 at 02:40:16PM +0100, Marek Szyprowski wrote:
> From: Jaehoon Chung <jh80.chung@...sung.com>
> 
> Exynos5440 SoC support has been dropped since commit 8c83315da1cf ("ARM:
> dts: exynos: Remove Exynos5440"). Rework this driver to support DWC PCIe
> variant found in the Exynos5433 SoCs.
> 
> The main difference in Exynos5433 variant is lack of the MSI support
> (the MSI interrupt is not even routed to the CPU).
> 
> Signed-off-by: Jaehoon Chung <jh80.chung@...sung.com>
> [mszyprow: reworked the driver to support only Exynos5433 variant,
> 	   simplified code, rebased onto current kernel code, added
> 	   regulator support, converted to the regular platform driver,
> 	   removed MSI related code, rewrote commit message, added help]
> Signed-off-by: Marek Szyprowski <m.szyprowski@...sung.com>
> Acked-by: Krzysztof Kozlowski <krzk@...nel.org>
> ---
>  drivers/pci/controller/dwc/Kconfig      |  10 +-
>  drivers/pci/controller/dwc/pci-exynos.c | 353 ++++++++++--------------
>  drivers/pci/quirks.c                    |   1 +
>  3 files changed, 147 insertions(+), 217 deletions(-)

Reviewed-by: Rob Herring <robh@...nel.org>