linux-kernel - Re: [PATCH v2 00/12] riscv: Allwinner D1/D1s platform support

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Date:   Sat, 26 Nov 2022 10:24:00 +0000
From:   Conor Dooley <conor@...nel.org>
To:     Samuel Holland <samuel@...lland.org>
Cc:     Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        linux-sunxi@...ts.linux.dev, Palmer Dabbelt <palmer@...belt.com>,
        linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Jisheng Zhang <jszhang@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Andre Przywara <andre.przywara@....com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Anup Patel <apatel@...tanamicro.com>,
        Atish Patra <atishp@...osinc.com>,
        Christian Hewitt <christianshewitt@...il.com>,
        Conor Dooley <conor.dooley@...rochip.com>,
        Guo Ren <guoren@...nel.org>,
        Heinrich Schuchardt <heinrich.schuchardt@...onical.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Stanislav Jakubek <stano.jakubek@...il.com>
Subject: Re: [PATCH v2 00/12] riscv: Allwinner D1/D1s platform support

Hey Samuel,

On Fri, Nov 25, 2022 at 05:46:44PM -0600, Samuel Holland wrote:
> This series adds the Kconfig/defconfig plumbing and devicetrees for a
> range of Allwinner D1 and D1s-based boards. Many features are already
> enabled, including USB, Ethernet, and WiFi.
> 
> The devicetrees use bindings from the following series which have not
> yet been merged:
>  - In-package LDO regulators:
>    https://lore.kernel.org/lkml/20221125040112.18160-1-samuel@sholland.org/
>  - Ethernet MAC binding fixes (not a new issue with D1):
>    https://lore.kernel.org/lkml/20221125202008.64595-1-samuel@sholland.org/
>  - RTL8723DS Bluetooth (has driver support, missing documentation):
>    https://lore.kernel.org/lkml/20221125040956.18648-1-samuel@sholland.org/
>  - TI ADC101C ADC (has driver support, missing documentation):
>    https://lore.kernel.org/lkml/20221125220903.8632-1-samuel@sholland.org/
> 
> $ make ARCH=riscv CROSS_COMPILE=riscv64-linux-musl- dtbs_check
>   SYNC    include/config/auto.conf.cmd
>   LINT    Documentation/devicetree/bindings
>   CHKDT   Documentation/devicetree/bindings/processed-schema.json
>   SCHEMA  Documentation/devicetree/bindings/processed-schema.json
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1-clockworkpi-v3.14.dtb
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1-devterm-v3.14.dtb
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1-dongshan-nezha-stu.dtb
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv-86-panel-480p.dtb
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv-86-panel-720p.dtb
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv-dock.dtb
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv.dtb
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1-mangopi-mq-pro.dtb
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1-nezha.dtb
>   DTC_CHK arch/riscv/boot/dts/allwinner/sun20i-d1s-mangopi-mq.dtb

Ran this last night, so before I go mess with your timer stuff & forget
there were a good few warnings about surplus-to-requirements address &
size cells. Other than that,

sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sun20i-d1-lichee-rv-86-panel.dtsi:24.32-36.5: Warning (unit_address_vs_reg): /dmic-sound/simple-audio-card,dai-link@0: node has a unit name, but no reg or ranges property
sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sun20i-d1-lichee-rv-86-panel.dtsi:18.13-37.4: Warning (avoid_unnecessary_addr_size): /dmic-sound: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
sun20i-d1-lichee-rv-dock.dts:30.32-42.5: Warning (unit_address_vs_reg): /dmic-sound/simple-audio-card,dai-link@0: node has a unit name, but no reg or ranges property
sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sun20i-d1-lichee-rv-dock.dts:24.13-43.4: Warning (avoid_unnecessary_addr_size): /dmic-sound: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sun20i-d1-lichee-rv-86-panel.dtsi:24.32-36.5: Warning (unit_address_vs_reg): /dmic-sound/simple-audio-card,dai-link@0: node has a unit name, but no reg or ranges property
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sun20i-d1-lichee-rv-86-panel.dtsi:18.13-37.4: Warning (avoid_unnecessary_addr_size): /dmic-sound: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sunxi-d1s-t113.dtsi:616.20-636.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@...0000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
sunxi-d1s-t113.dtsi:666.32-675.7: Warning (graph_child_address): /soc/tcon-top@...0000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary

> The only remaining DT validation issue is that gpio-fan is missing a
> YAML conversion, although one is on the list here:
> https://lore.kernel.org/lkml/20220126200350.3633576-1-clabbe@baylibre.com/
> arch/riscv/boot/dts/allwinner/sun20i-d1-devterm-v3.14.dtb:0:0: /fan: failed to match any schema with compatible: ['gpio-fan']

Documentation/devicetree/bindings/hwmon/gpio-fan.yaml

I actually didn't see this error on next-20221122 :)