linux-kernel - [PATCH v5 0/3] iommu/mediatek: Add mt8365 iommu support

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Message-Id: <20221001-iommu-support-v5-0-92cdbb83bbb8@baylibre.com>
Date:   Fri, 21 Oct 2022 15:42:15 +0200
From:   Alexandre Mergnat <amergnat@...libre.com>
To:     Robin Murphy <robin.murphy@....com>,
        Joerg Roedel <joro@...tes.org>, Yong Wu <yong.wu@...iatek.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Will Deacon <will@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     Alexandre Mergnat <amergnat@...libre.com>,
        linux-kernel@...r.kernel.org,
        Amjad Ouled-Ameur <aouledameur@...libre.com>,
        devicetree@...r.kernel.org, Fabien Parent <fparent@...libre.com>,
        linux-arm-kernel@...ts.infradead.org,
        Markus Schneider-Pargmann <msp@...libre.com>,
        linux-mediatek@...ts.infradead.org, iommu@...ts.linux.dev,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v5 0/3] iommu/mediatek: Add mt8365 iommu support

Hi,

This series contains patches related to the support of mt8365 iommu.
Thanks for your feedback so far.

Regards,
Alex

Changes in v5:                                                                  
- Fix name file in mediatek,iommu.yaml                                          
- Rename defines to be more consistent                                          
- Rework INT_ID_PORT_WIDTH_6 check                                              
- Link to v4: https://lore.kernel.org/r/20221001-iommu-support-v4-0-f1e13438dfd2@baylibre.com

Changes in v4:
- Typo
- Rebase
- Link to v3: https://lore.kernel.org/r/20221001-iommu-support-v3-0-c7b3059b0d16@baylibre.com

Changes in v3:
- Rename "mt8365-larb-port.h" to "mediatek,mt8365-larb-port.h"
- Rework the macros which retrieve larb/port ID to improve human readability
- Link to v2: https://lore.kernel.org/r/20221001-iommu-support-v2-0-dbfef2eeebc9@baylibre.com

Changes in v2:
- Rebase.
- Change M4U_PORT_APU_READ & M4U_PORT_APU_WRITE port to avoid display
  conflict in larb0. These definitions are used for vpu0 device node.
- Add dual license.
- Retitle commit.
- Rename to int_id_port_width for more detail.
- Fix typo.
- Set banks_enable and banks_num in mt8365_data to fix kernel panic at boot.
- Link to v1 - https://lore.kernel.org/lkml/20220530180328.845692-1-fparent@baylibre.com/

To: Yong Wu <yong.wu@...iatek.com>
To: Joerg Roedel <joro@...tes.org>
To: Will Deacon <will@...nel.org>
To: Robin Murphy <robin.murphy@....com>
To: Rob Herring <robh+dt@...nel.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
To: Matthias Brugger <matthias.bgg@...il.com>
Cc: iommu@...ts.linux.dev
Cc: linux-mediatek@...ts.infradead.org
Cc: devicetree@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Cc: linux-arm-kernel@...ts.infradead.org
Cc: Fabien Parent <fparent@...libre.com>
Cc: Markus Schneider-Pargmann <msp@...libre.com>
Cc: Amjad Ouled-Ameur <aouledameur@...libre.com>
Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Alexandre Mergnat <amergnat@...libre.com>

---
Fabien Parent (3):
      dt-bindings: iommu: mediatek: add binding documentation for MT8365 SoC
      iommu/mediatek: add support for 6-bit encoded port IDs
      iommu/mediatek: add support for MT8365 SoC

 .../devicetree/bindings/iommu/mediatek,iommu.yaml  |  2 +
 drivers/iommu/mtk_iommu.c                          | 25 +++++-
 .../dt-bindings/memory/mediatek,mt8365-larb-port.h | 90 ++++++++++++++++++++++
 3 files changed, 116 insertions(+), 1 deletion(-)
---
base-commit: 11082343e3bf2953a937509f0316cabf69dbf908
change-id: 20221001-iommu-support-f409c7e094e6

Best regards,
-- 
Alexandre Mergnat <amergnat@...libre.com>