From mboxrd@z Thu Jan 1 00:00:00 1970 From: gregory.clement@free-electrons.com (Gregory CLEMENT) Date: Fri, 15 Dec 2017 16:00:24 +0100 Subject: [PATCH v4 4/4] arm64: dts: marvell: armada-37xx: add nodes allowing cpufreq support In-Reply-To: <20171214150006.25438-5-gregory.clement@free-electrons.com> (Gregory CLEMENT's message of "Thu, 14 Dec 2017 16:00:06 +0100") References: <20171214150006.25438-1-gregory.clement@free-electrons.com> <20171214150006.25438-5-gregory.clement@free-electrons.com> Message-ID: <876098kpdj.fsf@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On jeu., d?c. 14 2017, Gregory CLEMENT wrote: > In order to be able to use cpu freq, we need to associate a clock to each > CPU and to expose the power management registers. > > Signed-off-by: Gregory CLEMENT Applied on mvebu/dt64 Gregory > --- > arch/arm64/boot/dts/marvell/armada-372x.dtsi | 1 + > arch/arm64/boot/dts/marvell/armada-37xx.dtsi | 7 +++++++ > 2 files changed, 8 insertions(+) > > diff --git a/arch/arm64/boot/dts/marvell/armada-372x.dtsi b/arch/arm64/boot/dts/marvell/armada-372x.dtsi > index 59d7557d3b1b..2554e0baea6b 100644 > --- a/arch/arm64/boot/dts/marvell/armada-372x.dtsi > +++ b/arch/arm64/boot/dts/marvell/armada-372x.dtsi > @@ -56,6 +56,7 @@ > device_type = "cpu"; > compatible = "arm,cortex-a53","arm,armv8"; > reg = <0x1>; > + clocks = <&nb_periph_clk 16>; > enable-method = "psci"; > }; > }; > diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi > index 90c26d616a54..3056d7168e0b 100644 > --- a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi > +++ b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi > @@ -65,6 +65,7 @@ > device_type = "cpu"; > compatible = "arm,cortex-a53", "arm,armv8"; > reg = <0>; > + clocks = <&nb_periph_clk 16>; > enable-method = "psci"; > }; > }; > @@ -234,6 +235,12 @@ > }; > }; > > + nb_pm: syscon at 14000 { > + compatible = "marvell,armada-3700-nb-pm", > + "syscon"; > + reg = <0x14000 0x60>; > + }; > + > pinctrl_sb: pinctrl at 18800 { > compatible = "marvell,armada3710-sb-pinctrl", > "syscon", "simple-mfd"; > -- > 2.15.1 > -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com