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[PATCH] arm64: dts: Add L2 cache node to msm8916

Started byStephen Boyd <sboyd@codeaurora.org>
First post2016-01-09 01:00 +0100
Last post2016-01-09 05:50 +0100
Articles 2 — 2 participants

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  [PATCH] arm64: dts: Add L2 cache node to msm8916 Stephen Boyd <sboyd@codeaurora.org> - 2016-01-09 01:00 +0100
    Re: [PATCH] arm64: dts: Add L2 cache node to msm8916 Andy Gross <andy.gross@linaro.org> - 2016-01-09 05:50 +0100

#1305096 — [PATCH] arm64: dts: Add L2 cache node to msm8916

FromStephen Boyd <sboyd@codeaurora.org>
Date2016-01-09 01:00 +0100
Subject[PATCH] arm64: dts: Add L2 cache node to msm8916
Message-ID<qOP6O-5zU-13@gated-at.bofh.it>
The msm8916 SoC has an L2 cache for all 4 CPUs. Add it to the
dtsi file so that the cache hierarchy can be probed.

Cc: <devicetree@vger.kernel.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
---
 arch/arm64/boot/dts/qcom/msm8916.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index ba8184d0f948..42573a7d4a94 100644
--- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
@@ -61,24 +61,33 @@
 			device_type = "cpu";
 			compatible = "arm,cortex-a53", "arm,armv8";
 			reg = <0x0>;
+			next-level-cache = <&L2_0>;
 		};
 
 		CPU1: cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a53", "arm,armv8";
 			reg = <0x1>;
+			next-level-cache = <&L2_0>;
 		};
 
 		CPU2: cpu@2 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a53", "arm,armv8";
 			reg = <0x2>;
+			next-level-cache = <&L2_0>;
 		};
 
 		CPU3: cpu@3 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a53", "arm,armv8";
 			reg = <0x3>;
+			next-level-cache = <&L2_0>;
+		};
+
+		L2_0: l2-cache {
+		      compatible = "cache";
+		      cache-level = <2>;
 		};
 	};
 
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project

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#1305172

FromAndy Gross <andy.gross@linaro.org>
Date2016-01-09 05:50 +0100
Message-ID<qOTDs-nH-7@gated-at.bofh.it>
In reply to#1305096
On Fri, Jan 08, 2016 at 03:57:09PM -0800, Stephen Boyd wrote:
> The msm8916 SoC has an L2 cache for all 4 CPUs. Add it to the
> dtsi file so that the cache hierarchy can be probed.
> 
> Cc: <devicetree@vger.kernel.org>
> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
> ---

Reviewed-by: Andy Gross <andy.gross@linaro.org>

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