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arm64: dts: mediatek: mt7988a-bpi-r4-pro: Add PCIe overlays

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Add overlays to switch between key-m and key-e slots.

Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
This commit is contained in:
Frank Wunderlich
2025-11-05 20:50:04 +01:00
committed by AngeloGioacchino Del Regno
parent f397471a6a
commit dec929e61a
3 changed files with 42 additions and 0 deletions
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2
arch/arm64/boot/dts/mediatek/Makefile
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@@ -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

20
arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn15.dtso Normal file
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@@ -0,0 +1,20 @@
// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
* Copyright (C) 2025 MediaTek Inc.
* Author: Frank Wunderlich <frank-w@public-files.de>
*/
/* This enables key-b slot CN15 on pcie2(11280000 1L0) on BPI-R4-Pro */
/dts-v1/;
/plugin/;
#include <dt-bindings/gpio/gpio.h>
/ {
compatible = "bananapi,bpi-r4-pro", "mediatek,mt7988a";
};
&{/soc/pinctrl@1001f000/pcie-2-hog} {
output-low;
};

20
arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-cn18.dtso Normal file
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@@ -0,0 +1,20 @@
// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
* Copyright (C) 2025 MediaTek Inc.
* Author: Frank Wunderlich <frank-w@public-files.de>
*/
/* This enables key-b slot CN18 on pcie3(11290000 1L1) on BPI-R4-Pro */
/dts-v1/;
/plugin/;
#include <dt-bindings/gpio/gpio.h>
/ {
compatible = "bananapi,bpi-r4-pro", "mediatek,mt7988a";
};
&{/soc/pinctrl@1001f000/pcie-3-hog} {
output-low;
};