On Mon, Jan 23, 2017 at 12:29:32PM +0100, John Crispin wrote:
> There are 2 versions of the SoC. MT7623N is almost identical to MT7623A
> but has some additional multimedia features. The reference boards are
> available as NAND or MMC and might have a different ethernet setup. In
> order to reduce the duplication of devicetree code we add an intermediate
> dtsi file for these reference boards. Additionally MTK/WCN pointed out,
> that the EVB is yet another board and the board in question is infact the
> RFB. Take this into account while renaming the files.
>
> Signed-off-by: John Crispin <john@xxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/arm/mediatek.txt | 4 +--
> arch/arm/boot/dts/Makefile | 2 +-
> arch/arm/boot/dts/mt7623-evb.dts | 33 --------------------
> arch/arm/boot/dts/mt7623n-rfb-nand.dts | 21 +++++++++++++
> arch/arm/boot/dts/mt7623n-rfb.dtsi | 29 +++++++++++++++++
> 5 files changed, 53 insertions(+), 36 deletions(-)
> delete mode 100644 arch/arm/boot/dts/mt7623-evb.dts
> create mode 100644 arch/arm/boot/dts/mt7623n-rfb-nand.dts
> create mode 100644 arch/arm/boot/dts/mt7623n-rfb.dtsi
>
> diff --git a/Documentation/devicetree/bindings/arm/mediatek.txt b/Documentation/devicetree/bindings/arm/mediatek.txt
> index c860b24..71149cb 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek.txt
> +++ b/Documentation/devicetree/bindings/arm/mediatek.txt
> @@ -38,9 +38,9 @@ Supported boards:
> - Evaluation board for MT6795(Helio X10):
> Required root node properties:
> - compatible = "mediatek,mt6795-evb", "mediatek,mt6795";
> -- Evaluation board for MT7623:
> +- Reference board for MT7623N with NAND:
> Required root node properties:
> - - compatible = "mediatek,mt7623-evb", "mediatek,mt7623";
> + - compatible = "mediatek,mt7623n-rfb-nand", "mediatek,mt7623";
Seems like we should have mt7623n as a compatible.
> - MTK mt8127 tablet moose EVB:
> Required root node properties:
> - compatible = "mediatek,mt8127-moose", "mediatek,mt8127";
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index cccdbcb..9735c2c 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -976,7 +976,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
> mt6580-evbp1.dtb \
> mt6589-aquaris5.dtb \
> mt6592-evb.dtb \
> - mt7623-evb.dtb \
> + mt7623n-rfb-nand.dtb \
> mt8127-moose.dtb \
> mt8135-evbp1.dtb
> dtb-$(CONFIG_ARCH_ZX) += zx296702-ad1.dtb
> diff --git a/arch/arm/boot/dts/mt7623-evb.dts b/arch/arm/boot/dts/mt7623-evb.dts
> deleted file mode 100644
> index 58ed038..0000000
> --- a/arch/arm/boot/dts/mt7623-evb.dts
> +++ /dev/null
> @@ -1,33 +0,0 @@
> -/*
> - * Copyright (c) 2016 MediaTek Inc.
> - * Author: John Crispin <blogic@xxxxxxxxxxx>
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - *
> - * This program is distributed in the hope that it will be useful,
> - * but WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> - * GNU General Public License for more details.
> - */
> -
> -/dts-v1/;
> -#include "mt7623-mt6323.dtsi"
> -
> -/ {
> - model = "MediaTek MT7623 evaluation board";
> - compatible = "mediatek,mt7623-evb", "mediatek,mt7623";
> -
> - chosen {
> - stdout-path = &uart2;
> - };
> -
> - memory {
> - reg = <0 0x80000000 0 0x40000000>;
> - };
> -};
> -
> -&uart2 {
> - status = "okay";
> -};
> diff --git a/arch/arm/boot/dts/mt7623n-rfb-nand.dts b/arch/arm/boot/dts/mt7623n-rfb-nand.dts
> new file mode 100644
> index 0000000..436d51c
> --- /dev/null
> +++ b/arch/arm/boot/dts/mt7623n-rfb-nand.dts
> @@ -0,0 +1,21 @@
> +/*
> + * Copyright (c) 2016 MediaTek Inc.
> + * Author: John Crispin <blogic@xxxxxxxxxxx>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + */
> +
> +/dts-v1/;
> +#include "mt7623n-rfb.dtsi"
> +
> +/ {
> + model = "MediaTek MT7623N NAND reference board";
> + compatible = "mediatek,mt7623n-rfb-nand", "mediatek,mt7623";
> +};
> diff --git a/arch/arm/boot/dts/mt7623n-rfb.dtsi b/arch/arm/boot/dts/mt7623n-rfb.dtsi
> new file mode 100644
> index 0000000..d46390e
> --- /dev/null
> +++ b/arch/arm/boot/dts/mt7623n-rfb.dtsi
> @@ -0,0 +1,29 @@
> +/*
> + * Copyright (c) 2016 MediaTek Inc.
> + * Author: John Crispin <blogic@xxxxxxxxxxx>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + */
> +
> +#include "mt7623-mt6323.dtsi"
> +
> +/ {
> + chosen {
> + stdout-path = &uart2;
> + };
> +
> + memory {
Unless it can change:
memory@80000000
> + reg = <0 0x80000000 0 0x40000000>;
> + };
> +};
> +
> +&uart2 {
> + status = "okay";
> +};
> --
> 1.7.10.4
>
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