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frank-wfrank-w
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arm64: dts: add bpi-r4 lite overlays
1 parent c410b22 commit 4b58511

7 files changed

+233
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lines changed

‎arch/arm64/boot/dts/mediatek/Makefile‎

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@@ -42,6 +42,12 @@ mt7986a-bananapi-bpi-r3-sd-nor-dtbs := \
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-sd-nor.dtb
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-rfb.dtb
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986b-rfb.dtb
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7987a-bananapi-bpi-r4-lite-1pcie-2L.dtbo
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7987a-bananapi-bpi-r4-lite-2pcie-1L.dtbo
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7987a-bananapi-bpi-r4-lite-sd.dtbo
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7987a-bananapi-bpi-r4-lite-emmc.dtbo
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7987a-bananapi-bpi-r4-lite-nand.dtbo
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7987a-bananapi-bpi-r4-lite-nor.dtbo
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7987a-bananapi-bpi-r4-lite.dtb
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7988a-bananapi-bpi-r4.dtb
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dtb-$(CONFIG_ARCH_MEDIATEK) += mt7988a-bananapi-bpi-r4-2g5.dtb

‎arch/arm64/boot/dts/mediatek/mt7987a-bananapi-bpi-r4-lite-1pcie-2L.dtso‎

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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
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/*
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* Copyright (C) 2025 MediaTek Inc.
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* Author: Sam.Shih <[email protected]>
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*/
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/dts-v1/;
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/plugin/;
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#include <dt-bindings/gpio/gpio.h>
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&{/soc/pinctrl@1001f000/pcie-1-hog} {
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output-high;
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};
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&{/soc/pcie@11290000} {
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status = "disabled";
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};

‎arch/arm64/boot/dts/mediatek/mt7987a-bananapi-bpi-r4-lite-2pcie-1L.dtso‎

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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
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/*
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* Copyright (C) 2025 MediaTek Inc.
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* Author: Sam.Shih <[email protected]>
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*/
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/dts-v1/;
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/plugin/;
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#include <dt-bindings/gpio/gpio.h>
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&{/soc/pinctrl@1001f000/pcie-1-hog} {
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output-low;
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};
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&{/soc/pcie@11290000} {
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status = "okay";
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};

‎arch/arm64/boot/dts/mediatek/mt7987a-bananapi-bpi-r4-lite-emmc.dtso‎

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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
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/*
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* Copyright (C) 2025 MediaTek Inc.
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* Author: Frank Wunderlich <[email protected]>
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*/
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/dts-v1/;
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/plugin/;
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/ {
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compatible = "bananapi,bpi-r4-lite", "mediatek,mt7987a";
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};
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&{/soc/mmc@11230000} {
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pinctrl-names = "default", "state_uhs";
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pinctrl-0 = <&mmc_pins_default>;
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pinctrl-1 = <&mmc_pins_uhs>;
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bus-width = <4>; //due to dat5 = sdmmc cd pin
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max-frequency = <52000000>;
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cap-mmc-highspeed;
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//mmc-hs200-1_8v;
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//mmc-hs400-1_8v;
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//hs400-ds-delay = <0x12814>;
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vqmmc-supply = <&reg_1p8v>;
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vmmc-supply = <&reg_3p3v>;
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non-removable;
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no-sd;
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no-sdio;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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};
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‎arch/arm64/boot/dts/mediatek/mt7987a-bananapi-bpi-r4-lite-nand.dtso‎

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/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
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/*
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* Authors: Daniel Golle <[email protected]>
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* Frank Wunderlich <[email protected]>
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*/
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/dts-v1/;
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/plugin/;
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/ {
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compatible = "bananapi,bpi-r4lite", "mediatek,mt7987a";
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};
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&{/soc/spi@11009800} {
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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spi_nand: flash@0 {
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compatible = "spi-nand";
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reg = <0>;
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spi-max-frequency = <10000000>;
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spi-tx-bus-width = <4>;
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spi-rx-bus-width = <4>;
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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partition@0 {
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label = "bl2";
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reg = <0x0 0x200000>;
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};
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partition@200000 {
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label = "ubi";
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reg = <0x200000 0xfe00000>;
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compatible = "linux,ubi";
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volumes {
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ubi-volume-fip {
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volname = "fip";
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};
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ubi-volume-ubootenv {
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volname = "ubootenv";
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nvmem-layout {
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compatible = "u-boot,env-redundant-bool";
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};
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};
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ubi-volume-ubootenv2 {
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volname = "ubootenv2";
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nvmem-layout {
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compatible = "u-boot,env-redundant-bool";
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};
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};
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ubi_rootfs: ubi-volume-rootfs {
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volname = "rootfs";
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};
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};
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};
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};
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};
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};

‎arch/arm64/boot/dts/mediatek/mt7987a-bananapi-bpi-r4-lite-nor.dtso‎

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/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */
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/*
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* Authors: Daniel Golle <[email protected]>
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* Frank Wunderlich <[email protected]>
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*/
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/dts-v1/;
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/plugin/;
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/ {
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compatible = "bananapi,bpi-r4lite", "mediatek,mt7987a";
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};
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&{/soc/spi@11009800} {
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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flash@0 {
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compatible = "jedec,spi-nor";
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reg = <0>;
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spi-max-frequency = <10000000>;
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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partition@0 {
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label = "bl2";
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reg = <0x0 0x40000>;
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read-only;
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};
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partition@40000 {
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label = "u-boot-env";
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reg = <0x40000 0x40000>;
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};
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partition@80000 {
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label = "reserved2";
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reg = <0x80000 0x80000>;
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};
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partition@100000 {
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label = "fip";
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reg = <0x100000 0x80000>;
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read-only;
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};
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partition@180000 {
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label = "recovery";
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reg = <0x180000 0xa80000>;
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};
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partition@c00000 {
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label = "fit";
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reg = <0xc00000 0x1400000>;
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};
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};
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};
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};

‎arch/arm64/boot/dts/mediatek/mt7987a-bananapi-bpi-r4-lite-sd.dtso‎

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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
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/*
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* Copyright (C) 2025 MediaTek Inc.
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* Author: Frank Wunderlich <[email protected]>
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*/
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/dts-v1/;
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/plugin/;
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#include <dt-bindings/gpio/gpio.h>
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/ {
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compatible = "bananapi,bpi-r4-lite", "mediatek,mt7987a";
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};
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&{/soc/mmc@11230000} {
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max-frequency = <52000000>;
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pinctrl-names = "default", "state_uhs";
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pinctrl-0 = <&sd_pins_default>;
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pinctrl-1 = <&sd_pins_uhs>;
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cd-gpios = <&pio 20 GPIO_ACTIVE_LOW>;
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bus-width = <4>;
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cap-sd-highspeed;
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vmmc-supply = <&reg_3p3v>;
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vqmmc-supply = <&reg_3p3v>;
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no-mmc;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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};
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