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Message-ID: <20200410021528.GY20625@builder.lan>
Date: Thu, 9 Apr 2020 19:15:28 -0700
From: Bjorn Andersson <bjorn.andersson@...aro.org>
To: Rob Herring <robh@...nel.org>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Maxime Ripard <mripard@...nel.org>,
Chen-Yu Tsai <wens@...e.org>, Nuno S? <nuno.sa@...log.com>,
Jean Delvare <jdelvare@...e.com>,
Guenter Roeck <linux@...ck-us.net>,
Thierry Reding <thierry.reding@...il.com>,
Jonathan Hunter <jonathanh@...dia.com>,
Lee Jones <lee.jones@...aro.org>,
"David S. Miller" <davem@...emloft.net>,
Matt Mackall <mpm@...enic.com>,
Herbert Xu <herbert@...dor.apana.org.au>,
Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
Florian Fainelli <f.fainelli@...il.com>,
Ray Jui <rjui@...adcom.com>,
Scott Branden <sbranden@...adcom.com>,
bcm-kernel-feedback-list@...adcom.com,
Mark Brown <broonie@...nel.org>, linux-hwmon@...r.kernel.org,
linux-tegra@...r.kernel.org, linux-arm-msm@...r.kernel.org,
netdev@...r.kernel.org, linux-crypto@...r.kernel.org,
linux-rpi-kernel@...ts.infradead.org, linux-spi@...r.kernel.org,
linux-usb@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: Fix dtc warnings on reg and ranges in
examples
On Thu 09 Apr 13:24 PDT 2020, Rob Herring wrote:
> A recent update to dtc and changes to the default warnings introduced
> some new warnings in the DT binding examples:
>
> Documentation/devicetree/bindings/arm/sunxi/allwinner,sun4i-a10-mbus.example.dts:23.13-61:
> Warning (dma_ranges_format): /example-0/dram-controller@...1000:dma-ranges: "dma-ranges" property has invalid length (12 bytes) (parent #address-cells == 1, child #address-cells == 2, #size-cells == 1)
> Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.example.dts:17.22-28.11:
> Warning (unit_address_vs_reg): /example-0/fpga-axi@0: node has a unit name, but no reg or ranges property
> Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.example.dts:34.13-54:
> Warning (dma_ranges_format): /example-0/memory-controller@...0000:dma-ranges: "dma-ranges" property has invalid length (24 bytes) (parent #address-cells == 1, child #address-cells == 2, #size-cells == 2)
> Documentation/devicetree/bindings/mfd/st,stpmic1.example.dts:19.15-79.11:
> Warning (unit_address_vs_reg): /example-0/i2c@0: node has a unit name, but no reg or ranges property
> Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.example.dts:28.23-31.15:
> Warning (unit_address_vs_reg): /example-0/mdio@...00000/switch@10: node has a unit name, but no reg or ranges property
> Documentation/devicetree/bindings/rng/brcm,bcm2835.example.dts:17.5-21.11:
> Warning (unit_address_vs_reg): /example-0/rng: node has a reg or ranges property, but no unit name
> Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.example.dts:20.20-43.11:
> Warning (unit_address_vs_reg): /example-0/soc@0: node has a unit name, but no reg or ranges property
> Documentation/devicetree/bindings/usb/ingenic,musb.example.dts:18.28-21.11:
> Warning (unit_address_vs_reg): /example-0/usb-phy@0: node has a unit name, but no reg or ranges property
>
> Cc: Maxime Ripard <mripard@...nel.org>
> Cc: Chen-Yu Tsai <wens@...e.org>
> Cc: "Nuno Sá" <nuno.sa@...log.com>
> Cc: Jean Delvare <jdelvare@...e.com>
> Cc: Guenter Roeck <linux@...ck-us.net>
> Cc: Thierry Reding <thierry.reding@...il.com>
> Cc: Jonathan Hunter <jonathanh@...dia.com>
> Cc: Lee Jones <lee.jones@...aro.org>
> Cc: Bjorn Andersson <bjorn.andersson@...aro.org>
> Cc: "David S. Miller" <davem@...emloft.net>
> Cc: Matt Mackall <mpm@...enic.com>
> Cc: Herbert Xu <herbert@...dor.apana.org.au>
> Cc: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
> Cc: Florian Fainelli <f.fainelli@...il.com>
> Cc: Ray Jui <rjui@...adcom.com>
> Cc: Scott Branden <sbranden@...adcom.com>
> Cc: bcm-kernel-feedback-list@...adcom.com
> Cc: Mark Brown <broonie@...nel.org>
> Cc: linux-hwmon@...r.kernel.org
> Cc: linux-tegra@...r.kernel.org
> Cc: linux-arm-msm@...r.kernel.org
> Cc: netdev@...r.kernel.org
> Cc: linux-crypto@...r.kernel.org
> Cc: linux-rpi-kernel@...ts.infradead.org
> Cc: linux-spi@...r.kernel.org
> Cc: linux-usb@...r.kernel.org
> Signed-off-by: Rob Herring <robh@...nel.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>
Regards,
Bjorn
> ---
> Will take this via the DT tree.
>
> Rob
>
> .../arm/sunxi/allwinner,sun4i-a10-mbus.yaml | 6 +++
> .../bindings/hwmon/adi,axi-fan-control.yaml | 2 +-
> .../nvidia,tegra186-mc.yaml | 41 +++++++++++--------
> .../devicetree/bindings/mfd/st,stpmic1.yaml | 2 +-
> .../bindings/net/qcom,ipq8064-mdio.yaml | 1 +
> .../devicetree/bindings/rng/brcm,bcm2835.yaml | 2 +-
> .../bindings/spi/qcom,spi-qcom-qspi.yaml | 2 +-
> .../devicetree/bindings/usb/ingenic,musb.yaml | 2 +-
> 8 files changed, 35 insertions(+), 23 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/arm/sunxi/allwinner,sun4i-a10-mbus.yaml b/Documentation/devicetree/bindings/arm/sunxi/allwinner,sun4i-a10-mbus.yaml
> index aa0738b4d534..e713a6fe4cf7 100644
> --- a/Documentation/devicetree/bindings/arm/sunxi/allwinner,sun4i-a10-mbus.yaml
> +++ b/Documentation/devicetree/bindings/arm/sunxi/allwinner,sun4i-a10-mbus.yaml
> @@ -42,6 +42,10 @@ properties:
> description:
> See section 2.3.9 of the DeviceTree Specification.
>
> + '#address-cells': true
> +
> + '#size-cells': true
> +
> required:
> - "#interconnect-cells"
> - compatible
> @@ -59,6 +63,8 @@ examples:
> compatible = "allwinner,sun5i-a13-mbus";
> reg = <0x01c01000 0x1000>;
> clocks = <&ccu CLK_MBUS>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> dma-ranges = <0x00000000 0x40000000 0x20000000>;
> #interconnect-cells = <1>;
> };
> diff --git a/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml b/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml
> index 57a240d2d026..29bb2c778c59 100644
> --- a/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml
> +++ b/Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml
> @@ -47,7 +47,7 @@ required:
>
> examples:
> - |
> - fpga_axi: fpga-axi@0 {
> + fpga_axi: fpga-axi {
> #address-cells = <0x2>;
> #size-cells = <0x1>;
>
> diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml
> index 12516bd89cf9..611bda38d187 100644
> --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml
> +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra186-mc.yaml
> @@ -97,30 +97,35 @@ examples:
> #include <dt-bindings/clock/tegra186-clock.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
>
> - memory-controller@...0000 {
> - compatible = "nvidia,tegra186-mc";
> - reg = <0x0 0x02c00000 0x0 0xb0000>;
> - interrupts = <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>;
> -
> + bus {
> #address-cells = <2>;
> #size-cells = <2>;
>
> - ranges = <0x0 0x02c00000 0x02c00000 0x0 0xb0000>;
> + memory-controller@...0000 {
> + compatible = "nvidia,tegra186-mc";
> + reg = <0x0 0x02c00000 0x0 0xb0000>;
> + interrupts = <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>;
> +
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + ranges = <0x0 0x02c00000 0x0 0x02c00000 0x0 0xb0000>;
>
> - /*
> - * Memory clients have access to all 40 bits that the memory
> - * controller can address.
> - */
> - dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x0>;
> + /*
> + * Memory clients have access to all 40 bits that the memory
> + * controller can address.
> + */
> + dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x0>;
>
> - external-memory-controller@...0000 {
> - compatible = "nvidia,tegra186-emc";
> - reg = <0x0 0x02c60000 0x0 0x50000>;
> - interrupts = <GIC_SPI 224 IRQ_TYPE_LEVEL_HIGH>;
> - clocks = <&bpmp TEGRA186_CLK_EMC>;
> - clock-names = "emc";
> + external-memory-controller@...0000 {
> + compatible = "nvidia,tegra186-emc";
> + reg = <0x0 0x02c60000 0x0 0x50000>;
> + interrupts = <GIC_SPI 224 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&bpmp TEGRA186_CLK_EMC>;
> + clock-names = "emc";
>
> - nvidia,bpmp = <&bpmp>;
> + nvidia,bpmp = <&bpmp>;
> + };
> };
> };
>
> diff --git a/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml b/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml
> index d9ad9260e348..f88d13d70441 100644
> --- a/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml
> +++ b/Documentation/devicetree/bindings/mfd/st,stpmic1.yaml
> @@ -274,7 +274,7 @@ examples:
> - |
> #include <dt-bindings/mfd/st,stpmic1.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> - i2c@0 {
> + i2c {
> #address-cells = <1>;
> #size-cells = <0>;
> pmic@33 {
> diff --git a/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml b/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml
> index b9f90081046f..67df3fe861ee 100644
> --- a/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml
> +++ b/Documentation/devicetree/bindings/net/qcom,ipq8064-mdio.yaml
> @@ -48,6 +48,7 @@ examples:
>
> switch@10 {
> compatible = "qca,qca8337";
> + reg = <0x10>;
> /* ... */
> };
> };
> diff --git a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml
> index 89ab67f20a7f..c147900f9041 100644
> --- a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml
> +++ b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml
> @@ -39,7 +39,7 @@ additionalProperties: false
>
> examples:
> - |
> - rng {
> + rng@...04000 {
> compatible = "brcm,bcm2835-rng";
> reg = <0x7e104000 0x10>;
> interrupts = <2 29>;
> diff --git a/Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.yaml b/Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.yaml
> index 0cf470eaf2a0..5c16cf59ca00 100644
> --- a/Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.yaml
> +++ b/Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.yaml
> @@ -61,7 +61,7 @@ examples:
> #include <dt-bindings/clock/qcom,gcc-sdm845.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
>
> - soc: soc@0 {
> + soc: soc {
> #address-cells = <2>;
> #size-cells = <2>;
>
> diff --git a/Documentation/devicetree/bindings/usb/ingenic,musb.yaml b/Documentation/devicetree/bindings/usb/ingenic,musb.yaml
> index 1d6877875077..c2d2ee43ba67 100644
> --- a/Documentation/devicetree/bindings/usb/ingenic,musb.yaml
> +++ b/Documentation/devicetree/bindings/usb/ingenic,musb.yaml
> @@ -56,7 +56,7 @@ additionalProperties: false
> examples:
> - |
> #include <dt-bindings/clock/jz4740-cgu.h>
> - usb_phy: usb-phy@0 {
> + usb_phy: usb-phy {
> compatible = "usb-nop-xceiv";
> #phy-cells = <0>;
> };
> --
> 2.20.1
>
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