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arm64: dts: marvell: armada-37xx: add nodes allowing cpufreq support
authorGregory CLEMENT <gregory.clement@free-electrons.com>
Thu, 14 Dec 2017 15:00:06 +0000 (16:00 +0100)
committerGregory CLEMENT <gregory.clement@free-electrons.com>
Mon, 18 Dec 2017 10:58:15 +0000 (11:58 +0100)
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 <gregory.clement@free-electrons.com>
arch/arm64/boot/dts/marvell/armada-372x.dtsi
arch/arm64/boot/dts/marvell/armada-37xx.dtsi

index 59d7557..2554e0b 100644 (file)
@@ -56,6 +56,7 @@
                        device_type = "cpu";
                        compatible = "arm,cortex-a53","arm,armv8";
                        reg = <0x1>;
+                       clocks = <&nb_periph_clk 16>;
                        enable-method = "psci";
                };
        };
index 90c26d6..3056d71 100644 (file)
@@ -65,6 +65,7 @@
                        device_type = "cpu";
                        compatible = "arm,cortex-a53", "arm,armv8";
                        reg = <0>;
+                       clocks = <&nb_periph_clk 16>;
                        enable-method = "psci";
                };
        };
                                };
                        };
 
+                       nb_pm: syscon@14000 {
+                               compatible = "marvell,armada-3700-nb-pm",
+                                            "syscon";
+                               reg = <0x14000 0x60>;
+                       };
+
                        pinctrl_sb: pinctrl@18800 {
                                compatible = "marvell,armada3710-sb-pinctrl",
                                             "syscon", "simple-mfd";