linux-kernel - [PATCH] arm64: dts: rockchip: rk3399: Add xin32k clk

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Message-Id: <20181116051719.23376-1-dbasehore@chromium.org>
Date:   Thu, 15 Nov 2018 21:17:19 -0800
From:   Derek Basehore <dbasehore@...omium.org>
To:     linux-kernel@...r.kernel.org
Cc:     linux-rockchip@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        tony.xie@...k-chips.com, zyw@...k-chips.com, ayaka@...lik.info,
        nickey.yang@...k-chips.com, zhengsq@...k-chips.com,
        klaus.goger@...obroma-systems.com, dianders@...omium.org,
        briannorris@...omium.org, enric.balletbo@...labora.com,
        heiko@...ech.de, mark.rutland@....com, robh+dt@...nel.org,
        Derek Basehore <dbasehore@...omium.org>
Subject: [PATCH] arm64: dts: rockchip: rk3399: Add xin32k clk

This adds the xin32k clock to the RK3399 CPU. Even though it's not
directly used, muxes will end up traversing the entire clk tree on
calls to determine_rate if it doesn't exist.

Signed-off-by: Derek Basehore <dbasehore@...omium.org>
---
 arch/arm64/boot/dts/rockchip/rk3399.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 99e7f65c1779..3d09472978f8 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -191,6 +191,13 @@
 		#clock-cells = <0>;
 	};
 
+	ap_rtc_clk: ap-rtc-clk {
+		compatible = "fixed-clock";
+		clock-frequency = <32768>;
+		clock-output-names = "xin32k";
+		#clock-cells = <0>;
+	};
+
 	amba {
 		compatible = "simple-bus";
 		#address-cells = <2>;
-- 
2.19.1.1215.g8438c0b245-goog