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(fttx-pool-194.15.81.38.bambit.de [194.15.81.38]) by mxbulk.masterlogin.de (Postfix) with ESMTPSA id 940421226DD; Wed, 5 Nov 2025 19:50:46 +0000 (UTC) From: Frank Wunderlich To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Linus Walleij , Matthias Brugger , AngeloGioacchino Del Regno Cc: Frank Wunderlich , Sean Wang , Daniel Golle , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH v2 4/5] arm64: dts: mediatek: mt7988a-bpi-r4-pro: Add PCIe overlays Date: Wed, 5 Nov 2025 20:50:04 +0100 Message-ID: <20251105195007.199229-5-linux@fw-web.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251105195007.199229-1-linux@fw-web.de> References: <20251105195007.199229-1-linux@fw-web.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251105_115049_807247_4DA240CF X-CRM114-Status: GOOD ( 13.36 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Frank Wunderlich Add overlays to switch between key-m and key-e slots. Signed-off-by: Frank Wunderlich --- arch/arm64/boot/dts/mediatek/Makefile | 2 ++ .../mt7988a-bananapi-bpi-r4-pro-cn15.dtso | 20 +++++++++++++++++++ .../mt7988a-bananapi-bpi-r4-pro-cn18.dtso | 20 +++++++++++++++++++ 3 files changed, 42 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn15.dtso create mode 100644 arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn18.dtso diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile index 8640e5f32d4b..8e99f6e33b25 100644 --- a/arch/arm64/boot/dts/mediatek/Makefile +++ b/arch/arm64/boot/dts/mediatek/Makefile @@ -26,6 +26,8 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt7988a-bananapi-bpi-r4-2g5.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7988a-bananapi-bpi-r4-emmc.dtbo dtb-$(CONFIG_ARCH_MEDIATEK) += mt7988a-bananapi-bpi-r4-pro-4e.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7988a-bananapi-bpi-r4-pro-8x.dtb +dtb-$(CONFIG_ARCH_MEDIATEK) += mt7988a-bananapi-bpi-r4-pro-cn15.dtbo +dtb-$(CONFIG_ARCH_MEDIATEK) += mt7988a-bananapi-bpi-r4-pro-cn18.dtbo dtb-$(CONFIG_ARCH_MEDIATEK) += mt7988a-bananapi-bpi-r4-sd.dtbo dtb-$(CONFIG_ARCH_MEDIATEK) += mt8167-pumpkin.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-elm.dtb diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn15.dtso b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn15.dtso new file mode 100644 index 000000000000..9750916042de --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn15.dtso @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2025 MediaTek Inc. + * Author: Frank Wunderlich + */ + +/* This enables key-b slot CN15 on pcie2(11280000 1L0) on BPI-R4-Pro */ + +/dts-v1/; +/plugin/; + +#include + +/ { + compatible = "bananapi,bpi-r4-pro", "mediatek,mt7988a"; +}; + +&{/soc/pinctrl@1001f000/pcie-2-hog} { + output-low; +}; diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn18.dtso b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn18.dtso new file mode 100644 index 000000000000..9830fb0fd97a --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn18.dtso @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (C) 2025 MediaTek Inc. + * Author: Frank Wunderlich + */ + +/* This enables key-b slot CN18 on pcie3(11290000 1L1) on BPI-R4-Pro */ + +/dts-v1/; +/plugin/; + +#include + +/ { + compatible = "bananapi,bpi-r4-pro", "mediatek,mt7988a"; +}; + +&{/soc/pinctrl@1001f000/pcie-3-hog} { + output-low; +}; -- 2.43.0