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Date: Sat, 12 Nov 2022 10:19:23 +0100 From: Frank Wunderlich <frank-w@...lic-files.de> To: linux-mediatek@...ts.infradead.org Cc: Frank Wunderlich <frank-w@...lic-files.de>, Ryder Lee <ryder.lee@...iatek.com>, Jianjun Wang <jianjun.wang@...iatek.com>, Bjorn Helgaas <bhelgaas@...gle.com>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Chunfeng Yun <chunfeng.yun@...iatek.com>, Kishon Vijay Abraham I <kishon@...com>, Vinod Koul <vkoul@...nel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Matthias Brugger <matthias.bgg@...il.com>, Paolo Abeni <pabeni@...hat.com>, Lorenzo Bianconi <lorenzo@...nel.org>, Bo Jiao <Bo.Jiao@...iatek.com>, linux-pci@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-phy@...ts.infradead.org, linux-usb@...r.kernel.org Subject: [PATCH v4 11/11] arm64: dts: mt7986: add BPI-R3 nand/nor overlays Add devicetree overlays for using nand and nor on BPI-R3. Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de> --- maybe rename to dtso? "kbuild: Allow DTB overlays to built from .dtso named source files" https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git/commit/?h=dt/next&id=363547d2191cbc32ca954ba75d72908712398ff2 --- v4: - drop compile-comment from overlays - add author-information to dt-overlays --- arch/arm64/boot/dts/mediatek/Makefile | 2 + .../mediatek/mt7986a-bananapi-bpi-r3-nand.dts | 55 +++++++++++++++ .../mediatek/mt7986a-bananapi-bpi-r3-nor.dts | 69 +++++++++++++++++++ 3 files changed, 126 insertions(+) create mode 100644 arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nand.dts create mode 100644 arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nor.dts diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile index e8902f2cc58f..d42208c4090d 100644 --- a/arch/arm64/boot/dts/mediatek/Makefile +++ b/arch/arm64/boot/dts/mediatek/Makefile @@ -8,6 +8,8 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-x20-dev.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-rfb1.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-bananapi-bpi-r64.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-emmc.dtb +dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-nand.dtbo +dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-nor.dtbo dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-bananapi-bpi-r3-sd.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-rfb.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986b-rfb.dtb diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nand.dts b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nand.dts new file mode 100644 index 000000000000..15ee8c568f3c --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nand.dts @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */ +/* + * Authors: Daniel Golle <daniel@...rotopia.org> + * Frank Wunderlich <frank-w@...lic-files.de> + */ + +/dts-v1/; +/plugin/; + +/ { + compatible = "bananapi,bpi-r3", "mediatek,mt7986a"; + + fragment@0 { + target-path = "/soc/spi@...0a000"; + __overlay__ { + #address-cells = <1>; + #size-cells = <0>; + spi_nand: spi_nand@0 { + compatible = "spi-nand"; + reg = <0>; + spi-max-frequency = <10000000>; + spi-tx-buswidth = <4>; + spi-rx-buswidth = <4>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "bl2"; + reg = <0x0 0x80000>; + read-only; + }; + + partition@...00 { + label = "reserved"; + reg = <0x80000 0x300000>; + }; + + partition@...000 { + label = "fip"; + reg = <0x380000 0x200000>; + read-only; + }; + + partition@...000 { + label = "ubi"; + reg = <0x580000 0x7a80000>; + }; + }; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nor.dts b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nor.dts new file mode 100644 index 000000000000..f18643a9089c --- /dev/null +++ b/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3-nor.dts @@ -0,0 +1,69 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR MIT) */ +/* + * Authors: Daniel Golle <daniel@...rotopia.org> + * Frank Wunderlich <frank-w@...lic-files.de> + */ + +/dts-v1/; +/plugin/; + +/ { + compatible = "bananapi,bpi-r3", "mediatek,mt7986a"; + + fragment@0 { + target-path = "/soc/spi@...0a000"; + __overlay__ { + #address-cells = <1>; + #size-cells = <0>; + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <10000000>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "bl2"; + reg = <0x0 0x20000>; + read-only; + }; + + partition@...00 { + label = "reserved"; + reg = <0x20000 0x20000>; + }; + + partition@...00 { + label = "u-boot-env"; + reg = <0x40000 0x40000>; + }; + + partition@...00 { + label = "reserved2"; + reg = <0x80000 0x80000>; + }; + + partition@...000 { + label = "fip"; + reg = <0x100000 0x80000>; + read-only; + }; + + partition@...000 { + label = "recovery"; + reg = <0x180000 0xa80000>; + }; + + partition@...000 { + label = "fit"; + reg = <0xc00000 0x1400000>; + compatible = "denx,fit"; + }; + }; + }; + }; + }; +}; -- 2.34.1
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