linux-kernel - [PATCH 09/10] arm64: dts: allwinner: h5: Add clock to CPU cores

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Date:   Wed, 30 Jan 2019 16:42:02 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Maxime Ripard <maxime.ripard@...tlin.com>
Cc:     linux-sunxi@...glegroups.com, Icenowy Zheng <icenowy@...c.io>,
        Andre Przywara <andre.przywara@....com>,
        Emmanuel Vadot <manu@...ebsd.org>,
        Jagan Teki <jagan@...rulasolutions.com>,
        Sergey Matyukevich <geomatsi@...il.com>,
        Hauke Mehrtens <hauke@...ke-m.de>,
        Chen-Yu Tsai <wens@...e.org>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 09/10] arm64: dts: allwinner: h5: Add clock to CPU cores

The ARM CPU cores are fed by the CPU clock from the CCU. Add a
reference to the clock for each CPU core, along with the clock
transition latency.

Signed-off-by: Chen-Yu Tsai <wens@...e.org>
---
 arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
index c22621b4b8e9..25bb8227a6fd 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
@@ -52,6 +52,8 @@
 			device_type = "cpu";
 			reg = <0>;
 			enable-method = "psci";
+			clocks = <&ccu CLK_CPUX>;
+			clock-latency-ns = <244144>; /* 8 32k periods */
 		};
 
 		cpu@1 {
@@ -59,6 +61,8 @@
 			device_type = "cpu";
 			reg = <1>;
 			enable-method = "psci";
+			clocks = <&ccu CLK_CPUX>;
+			clock-latency-ns = <244144>; /* 8 32k periods */
 		};
 
 		cpu@2 {
@@ -66,6 +70,8 @@
 			device_type = "cpu";
 			reg = <2>;
 			enable-method = "psci";
+			clocks = <&ccu CLK_CPUX>;
+			clock-latency-ns = <244144>; /* 8 32k periods */
 		};
 
 		cpu@3 {
@@ -73,6 +79,8 @@
 			device_type = "cpu";
 			reg = <3>;
 			enable-method = "psci";
+			clocks = <&ccu CLK_CPUX>;
+			clock-latency-ns = <244144>; /* 8 32k periods */
 		};
 	};
 
-- 
2.20.1