[PATCH v4 4/4] arm64: dts: marvell: armada-37xx: add nodes allowing cpufreq support
From: Gregory CLEMENT <hidden>
Date: 2017-12-15 15:00:24
Also in:
linux-devicetree, linux-pm
Hi, On jeu., d?c. 14 2017, Gregory CLEMENT [off-list ref] 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 <redacted>
Applied on mvebu/dt64 Gregory
quoted hunk
--- 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