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From: Zong Li <zong.li@sifive.com>
To: palmer@dabbelt.com, paul.walmsley@sifive.com,
	linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: Zong Li <zong.li@sifive.com>
Subject: [RFC PATCH 2/6] riscv: dts: sifive: Add DT support for PMU
Date: Mon, 29 Jun 2020 11:19:11 +0800
Message-ID: <b90858e0baa2184d8aeac1a930c6d6882f9cc09f.1593397455.git.zong.li@sifive.com> (raw)
In-Reply-To: <cover.1593397455.git.zong.li@sifive.com>

Add performance monitor unit DT node in SiFive Fu540 soc-specific DT
file. This pmu node passes the dtbs_check verification.

Signed-off-by: Zong Li <zong.li@sifive.com>
---
 arch/riscv/boot/dts/sifive/fu540-c000.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
index 7db861053483..824351fe2a57 100644
--- a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
+++ b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
@@ -283,4 +283,17 @@ gpio: gpio@10060000 {
 			status = "disabled";
 		};
 	};
+	pmu {
+		compatible = "riscv,pmu";
+		riscv,width-base-cntr = <64>;
+		riscv,width-event-cntr = <40>;
+		riscv,n-event-cntr = <2>;
+		riscv,hw-event-map = <0x0 0x0
+				      0x1 0x1
+				      0x3 0x0202
+				      0x4 0x4000
+				      0x5 0x2001>;
+		riscv,hw-cache-event-map = <0x010201 0x0102
+					    0x010204 0x0802>;
+	};
 };
-- 
2.27.0


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Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-29  3:19 [RFC PATCH 0/6] Support raw event and DT for perf on RISC-V Zong Li
2020-06-29  3:19 ` [RFC PATCH 1/6] dt-bindings: riscv: Add YAML documentation for PMU Zong Li
2020-06-29  4:09   ` Anup Patel
2020-06-29  4:28     ` Zong Li
2020-06-29  4:37       ` Anup Patel
2020-06-29  6:35         ` Zong Li
2020-06-29  8:31           ` Anup Patel
2020-07-01  3:22             ` Zong Li
2020-06-29  3:19 ` Zong Li [this message]
2020-06-29  3:19 ` [RFC PATCH 3/6] riscv: add definition of hpmcounter CSRs Zong Li
2020-06-29  3:19 ` [RFC PATCH 4/6] riscv: perf: Add raw event support Zong Li
2020-06-29  4:17   ` Anup Patel
2020-06-29  4:35     ` Zong Li
2020-06-29  4:40       ` Anup Patel
2020-06-29  3:19 ` [RFC PATCH 5/6] riscv: perf: introduce DT mechanism Zong Li
2020-06-29  4:36   ` Anup Patel
2020-06-29  6:26     ` Zong Li
2020-06-29  3:19 ` [RFC PATCH 6/6] riscv: remove PMU menu of Kconfig Zong Li
2020-06-29  4:52 ` [RFC PATCH 0/6] Support raw event and DT for perf on RISC-V Anup Patel
2020-06-29  5:52   ` Zong Li
2020-06-29  8:27     ` Anup Patel
2020-06-29 12:53       ` Zong Li
2020-06-29 13:23         ` Anup Patel
2020-06-30  6:37           ` Zong Li
2020-06-30  7:39             ` Anup Patel
2020-06-30  8:04               ` Zong Li
2020-06-30 10:18                 ` Anup Patel
2020-06-30 11:38                   ` Anup Patel
2020-06-30 18:57                     ` Atish Patra
2020-07-01  2:14                       ` Zong Li
2020-07-01 11:43                         ` Anup Patel
2020-07-01  2:11                     ` Zong Li
2020-07-01  1:55                   ` Zong Li
2020-07-01  0:51 ` Alan Kao
2020-07-01  1:02   ` Atish Patra
2020-07-01  2:45     ` Alan Kao
2020-07-01  3:15   ` Zong Li
2020-07-01  4:13   ` Anup Patel

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