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[79.139.233.37]) by smtp.googlemail.com with ESMTPSA id m24sm5328108ljb.81.2019.12.20.06.00.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 20 Dec 2019 06:00:47 -0800 (PST) Subject: Re: [PATCH 1/2] ARM: dts: tegra20: add labels to i2c nodes To: Richard Leitner , robh+dt@kernel.org, mark.rutland@arm.com, thierry.reding@gmail.com, jonathanh@nvidia.com Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org References: <20191219130431.30458-1-richard.leitner@skidata.com> From: Dmitry Osipenko Message-ID: <01ac756c-1e51-5d62-ca45-9e0b4f106a29@gmail.com> Date: Fri, 20 Dec 2019 17:00:46 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.3.0 MIME-Version: 1.0 In-Reply-To: <20191219130431.30458-1-richard.leitner@skidata.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 19.12.2019 16:04, Richard Leitner пишет: > Add numbered labels to the i2c nodes of the Tegra20 SoC so we just need > to alias it from derived boards. > > Signed-off-by: Richard Leitner > --- > arch/arm/boot/dts/tegra20.dtsi | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi > index 9c58e7fcf5c0..e02f75757a7e 100644 > --- a/arch/arm/boot/dts/tegra20.dtsi > +++ b/arch/arm/boot/dts/tegra20.dtsi > @@ -464,7 +464,7 @@ > clocks = <&tegra_car TEGRA20_CLK_RTC>; > }; > > - i2c@7000c000 { > + i2c1: i2c@7000c000 { > compatible = "nvidia,tegra20-i2c"; > reg = <0x7000c000 0x100>; > interrupts = ; > @@ -494,7 +494,7 @@ > status = "disabled"; > }; > > - i2c@7000c400 { > + i2c2: i2c@7000c400 { > compatible = "nvidia,tegra20-i2c"; > reg = <0x7000c400 0x100>; > interrupts = ; > @@ -510,7 +510,7 @@ > status = "disabled"; > }; > > - i2c@7000c500 { > + i2c3: i2c@7000c500 { > compatible = "nvidia,tegra20-i2c"; > reg = <0x7000c500 0x100>; > interrupts = ; > Hello Richard, Why derived boards couldn't label nodes by themselves? That's what all derived boards are doing already. BTW, upstream should benefit from the submitted changes. This is not a very useful change for upstream if you're not updating the actual DTs of any of the boards in arch/arm/boot/dts/*.