From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Kozlowski Subject: Re: [PATCH v12 6/9] ARM: dts: exynos: add chipid label and syscon compatible Date: Wed, 24 Jul 2019 19:10:49 +0200 Message-ID: <20190724171049.GA11333@kozik-lap> References: <20190722094646.13342-1-l.luba@partner.samsung.com> <20190722094646.13342-7-l.luba@partner.samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Content-Disposition: inline In-Reply-To: <20190722094646.13342-7-l.luba@partner.samsung.com> Sender: linux-kernel-owner@vger.kernel.org To: Lukasz Luba Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org, mturquette@baylibre.com, sboyd@kernel.org, b.zolnierkie@samsung.com, kgene@kernel.org, mark.rutland@arm.com, robh+dt@kernel.org, cw00.choi@samsung.com, kyungmin.park@samsung.com, m.szyprowski@samsung.com, s.nawrocki@samsung.com, myungjoo.ham@samsung.com, keescook@chromium.org, tony@atomide.com, jroedel@suse.de, treding@nvidia.com, digetx@gmail.com, gregkh@linuxfoundation.org, willy.mh.wolff.ml@gmail.com List-Id: devicetree@vger.kernel.org On Mon, Jul 22, 2019 at 11:46:43AM +0200, Lukasz Luba wrote: > Add the chipid label which allows to use it in phandle from other device. > Use syscon in compatible to get the regmap of the device register set. > The chipid is used in DMC during initialization to compare compatibility. > I cannot find its usage in DMC driver. Best regards, Krzysztof > Signed-off-by: Lukasz Luba > --- > arch/arm/boot/dts/exynos5.dtsi | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/boot/dts/exynos5.dtsi b/arch/arm/boot/dts/exynos5.dtsi > index 67f9b4504a42..4801ca759feb 100644 > --- a/arch/arm/boot/dts/exynos5.dtsi > +++ b/arch/arm/boot/dts/exynos5.dtsi > @@ -35,8 +35,8 @@ > #size-cells = <1>; > ranges; > > - chipid@10000000 { > - compatible = "samsung,exynos4210-chipid"; > + chipid: chipid@10000000 { > + compatible = "samsung,exynos4210-chipid", "syscon"; > reg = <0x10000000 0x100>; > }; > > -- > 2.17.1 >