linux-kernel - Re: [PATCH] arm64: defconfig: Enable missing configs for mt8192-asurada

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Message-ID: <1158ca1a-5ca8-4bb9-fc08-15d5555d8d94@collabora.com>
Date:   Thu, 12 Jan 2023 16:21:33 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     kernel@...labora.com, Arnd Bergmann <arnd@...db.de>,
        Bjorn Andersson <quic_bjorande@...cinc.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        Shawn Guo <shawnguo@...nel.org>, Will Deacon <will@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: defconfig: Enable missing configs for
 mt8192-asurada

Il 12/01/23 16:12, Nícolas F. R. A. Prado ha scritto:
> Enable missing configs in the arm64 defconfig to get all devices probing
> on mt8192-asurada based machines.
> 
> The devices enabled are: MediaTek Bluetooth USB controller, MediaTek
> PCIe Gen3 MAC controller, MT7921E wireless adapter, Elan I2C Trackpad,
> MediaTek SPI NOR flash controller, Mediatek SPMI Controller, ChromeOS EC
> regulators, MT6315 PMIC, MediaTek Video Codec, MT8192 sound cards,
> ChromeOS EC rpmsg communication, all MT8192 clocks.
> 
> Support for DMA Restricted Pool is also enabled since it is used by the
> WiFi card on this platform.

Let's be more specific on this one:

In this specific case, support for DMA Restricted Pool is necessary because
this SoC has no IOMMU context for the PCI-Express RC (nor attached devices,
such as the MT7921E WiFi card)

After which,
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

...and, a long time ago, and today again:
[For MT8192 Asurada Spherion (Acer Chromebook 514 CB514-2H]
Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

Cheers,
Angelo