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Date:   Thu, 3 May 2018 18:35:02 +0200
From:   Krzysztof Kozlowski <krzk@kernel.org>
To:     Mathieu Malaterre <malat@debian.org>
Cc:     Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Kukjin Kim <kgene@kernel.org>, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] arm: exynos/s3c: dts: Remove leading 0x and 0s from
 bindings notation
Message-ID: <20180503163502.vh56ggagsirklpfe@kozik-lap>
References: <20171215124630.30082-1-malat@debian.org>
 <20180502201153.7459-1-malat@debian.org>
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On Wed, May 02, 2018 at 10:11:52PM +0200, Mathieu Malaterre wrote:
> Improve the DTS files by removing all the leading "0x" and zeros to fix the
> following dtc warnings:
> 
> Warning (unit_address_format): Node /XXX unit name should not have leading "0x"
> 
> and
> 
> Warning (unit_address_format): Node /XXX unit name should not have leading 0s

... and dropped because apparently it does not work in all cases:

arch/arm/boot/dts/exynos5422-odroidhc1.dtb: Warning (unit_address_format): /firmware@02073000: unit name should not have leading 0s

Can you check why these were not fixed?

Best regards,
Krzysztof

> 
> Converted using the following command:
> 
> find . -type f \( -iname *.dts -o -iname *.dtsi \) -exec sed  -i -e "s/@\([0-9a-fA-FxX\.;:#]\+\)\s*{/@\L\1 {/g" -e "s/@0x\(.*\) {/@\1 {/g" -e "s/@0\+\(.*\) {/@0\1 {/g" {} +
> 
> For simplicity, two sed expressions were used to solve each warnings separately.
> 
> To make the regex expression more robust a few other issues were resolved,
> namely setting unit-address to lower case, and adding a whitespace before the
> the opening curly brace:
> 
> https://elinux.org/Device_Tree_Linux#Linux_conventions
> 
> This will solve as a side effect warning:
> 
> Warning (simple_bus_reg): Node /XXX@<UPPER> simple-bus unit address format error, expected "<lower>"
> 
> This is a follow up to commit 4c9847b7375a ("dt-bindings: Remove leading 0x from bindings notation")
> 
> Reported-by: David Daney <ddaney@caviumnetworks.com>
> Suggested-by: Rob Herring <robh@kernel.org>
> Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
> Signed-off-by: Mathieu Malaterre <malat@debian.org>
> ---
> v2: intermediate patch contained unrelated changes. restrict to S3 and Exynos*
> 
>  arch/arm/boot/dts/exynos5420.dtsi | 36 ++++++++++++++++++------------------
>  arch/arm/boot/dts/s3c2416.dtsi    |  8 ++++----
>  2 files changed, 22 insertions(+), 22 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
> index 2f3cb2a97f71..633952a96427 100644
> --- a/arch/arm/boot/dts/exynos5420.dtsi
> +++ b/arch/arm/boot/dts/exynos5420.dtsi
> @@ -761,7 +761,7 @@
>  			#include "exynos5420-tmu-sensor-conf.dtsi"
>  		};
>  
> -		sysmmu_g2dr: sysmmu@0x10A60000 {
> +		sysmmu_g2dr: sysmmu@10a60000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x10A60000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -771,7 +771,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_g2dw: sysmmu@0x10A70000 {
> +		sysmmu_g2dw: sysmmu@10a70000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x10A70000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -781,7 +781,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_tv: sysmmu@0x14650000 {
> +		sysmmu_tv: sysmmu@14650000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x14650000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -792,7 +792,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_gscl0: sysmmu@0x13E80000 {
> +		sysmmu_gscl0: sysmmu@13e80000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x13E80000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -803,7 +803,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_gscl1: sysmmu@0x13E90000 {
> +		sysmmu_gscl1: sysmmu@13e90000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x13E90000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -814,7 +814,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_scaler0r: sysmmu@0x12880000 {
> +		sysmmu_scaler0r: sysmmu@12880000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x12880000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -824,7 +824,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_scaler1r: sysmmu@0x12890000 {
> +		sysmmu_scaler1r: sysmmu@12890000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x12890000 0x1000>;
>  			interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
> @@ -833,7 +833,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_scaler2r: sysmmu@0x128A0000 {
> +		sysmmu_scaler2r: sysmmu@128a0000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x128A0000 0x1000>;
>  			interrupts = <GIC_SPI 188 IRQ_TYPE_LEVEL_HIGH>;
> @@ -842,7 +842,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_scaler0w: sysmmu@0x128C0000 {
> +		sysmmu_scaler0w: sysmmu@128c0000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x128C0000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -852,7 +852,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_scaler1w: sysmmu@0x128D0000 {
> +		sysmmu_scaler1w: sysmmu@128d0000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x128D0000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -862,7 +862,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_scaler2w: sysmmu@0x128E0000 {
> +		sysmmu_scaler2w: sysmmu@128e0000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x128E0000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -872,7 +872,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_rotator: sysmmu@0x11D40000 {
> +		sysmmu_rotator: sysmmu@11d40000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x11D40000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -882,7 +882,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_jpeg0: sysmmu@0x11F10000 {
> +		sysmmu_jpeg0: sysmmu@11f10000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x11F10000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -892,7 +892,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_jpeg1: sysmmu@0x11F20000 {
> +		sysmmu_jpeg1: sysmmu@11f20000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x11F20000 0x1000>;
>  			interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
> @@ -901,7 +901,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_mfc_l: sysmmu@0x11200000 {
> +		sysmmu_mfc_l: sysmmu@11200000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x11200000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -912,7 +912,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_mfc_r: sysmmu@0x11210000 {
> +		sysmmu_mfc_r: sysmmu@11210000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x11210000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -923,7 +923,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_fimd1_0: sysmmu@0x14640000 {
> +		sysmmu_fimd1_0: sysmmu@14640000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x14640000 0x1000>;
>  			interrupt-parent = <&combiner>;
> @@ -934,7 +934,7 @@
>  			#iommu-cells = <0>;
>  		};
>  
> -		sysmmu_fimd1_1: sysmmu@0x14680000 {
> +		sysmmu_fimd1_1: sysmmu@14680000 {
>  			compatible = "samsung,exynos-sysmmu";
>  			reg = <0x14680000 0x1000>;
>  			interrupt-parent = <&combiner>;
> diff --git a/arch/arm/boot/dts/s3c2416.dtsi b/arch/arm/boot/dts/s3c2416.dtsi
> index 3c7385cab248..46cf85f3c18b 100644
> --- a/arch/arm/boot/dts/s3c2416.dtsi
> +++ b/arch/arm/boot/dts/s3c2416.dtsi
> @@ -30,7 +30,7 @@
>  		compatible = "samsung,s3c2416-irq";
>  	};
>  
> -	clocks: clock-controller@0x4c000000 {
> +	clocks: clock-controller@4c000000 {
>  		compatible = "samsung,s3c2416-clock";
>  		reg = <0x4c000000 0x40>;
>  		#clock-cells = <1>;
> @@ -69,7 +69,7 @@
>  				<&clocks SCLK_UART>;
>  	};
>  
> -	uart_3: serial@5000C000 {
> +	uart_3: serial@5000c000 {
>  		compatible = "samsung,s3c2440-uart";
>  		reg = <0x5000C000 0x4000>;
>  		interrupts = <1 18 24 4>, <1 18 25 4>;
> @@ -80,7 +80,7 @@
>  		status = "disabled";
>  	};
>  
> -	sdhci_1: sdhci@4AC00000 {
> +	sdhci_1: sdhci@4ac00000 {
>  		compatible = "samsung,s3c6410-sdhci";
>  		reg = <0x4AC00000 0x100>;
>  		interrupts = <0 0 21 3>;
> @@ -91,7 +91,7 @@
>  		status = "disabled";
>  	};
>  
> -	sdhci_0: sdhci@4A800000 {
> +	sdhci_0: sdhci@4a800000 {
>  		compatible = "samsung,s3c6410-sdhci";
>  		reg = <0x4A800000 0x100>;
>  		interrupts = <0 0 20 3>;
> -- 
> 2.11.0
>