On 17/07/2023 14:03, Jason-ch Chen wrote: > From: jason-ch chen <Jason-ch.Chen@xxxxxxxxxxxx> > > MT8188 is a SoC based on 64bit ARMv8 architecture. It contains 6 CA55 > and 2 CA78 cores. MT8188 share many HW IP with MT65xx series. > > We add basic chip support for MediaTek MT8188 on evaluation board. > > Signed-off-by: jason-ch chen <Jason-ch.Chen@xxxxxxxxxxxx> > Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx> > --- > arch/arm64/boot/dts/mediatek/Makefile | 1 + > arch/arm64/boot/dts/mediatek/mt8188-evb.dts | 401 +++++++++ > arch/arm64/boot/dts/mediatek/mt8188.dtsi | 951 ++++++++++++++++++++ > 3 files changed, 1353 insertions(+) > create mode 100644 arch/arm64/boot/dts/mediatek/mt8188-evb.dts > create mode 100644 arch/arm64/boot/dts/mediatek/mt8188.dtsi > > diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile > index c99c3372a4b5..9bd2324259a3 100644 > --- a/arch/arm64/boot/dts/mediatek/Makefile > +++ b/arch/arm64/boot/dts/mediatek/Makefile > @@ -44,6 +44,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-kukui-krane-sku0.dtb > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-kukui-krane-sku176.dtb > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-pumpkin.dtb > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-evb.dtb > +dtb-$(CONFIG_ARCH_MEDIATEK) += mt8188-evb.dtb > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-hayato-r1.dtb > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-spherion-r0.dtb > dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-evb.dtb > diff --git a/arch/arm64/boot/dts/mediatek/mt8188-evb.dts b/arch/arm64/boot/dts/mediatek/mt8188-evb.dts > new file mode 100644 > index 000000000000..d8906172390e > --- /dev/null > +++ b/arch/arm64/boot/dts/mediatek/mt8188-evb.dts > @@ -0,0 +1,401 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > +/* > + * Copyright (C) 2023 MediaTek Inc. > + */ > +/dts-v1/; > +#include "mt8188.dtsi" > +#include "mt6359.dtsi" > + > +/ { > + model = "MediaTek MT8188 evaluation board"; > + compatible = "mediatek,mt8188-evb", "mediatek,mt8188"; > + > + aliases { > + serial0 = &uart0; > + i2c0 = &i2c0; > + i2c1 = &i2c1; > + i2c2 = &i2c2; > + i2c3 = &i2c3; > + i2c4 = &i2c4; > + i2c5 = &i2c5; > + i2c6 = &i2c6; > + mmc0 = &mmc0; > + }; > + > + chosen: chosen { > + stdout-path = "serial0:115200n8"; > + kaslr-seed = <0 0>; It does not look like you tested the DTS against bindings. Please run `make dtbs_check` (see Documentation/devicetree/bindings/writing-schema.rst or https://www.linaro.org/blog/tips-and-tricks-for-validating-devicetree-sources-with-the-devicetree-schema/ for instructions). > + }; > + > + memory@40000000 { > + device_type = "memory"; > + reg = <0 0x40000000 0 0x80000000>; > + }; > + > + reserved_memory: reserved-memory { > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + > + scp_mem_reserved: scp_mem_region { No underscores in node names. > + compatible = "shared-dma-pool"; > + reg = <0 0x50000000 0 0x2900000>; > + no-map; > + }; > + }; Best regards, Krzysztof