From: Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org> To: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>, Paul Walmsley <paul-DWxLp4Yu+b8AvxtiuMwx3w@public.gmane.org> Cc: Linux OMAP Mailing List <linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Linux ARM Kernel Mailing List <linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org> Subject: [PATCH 4/4] arm: dts: am4372: add pmu DT data Date: Fri, 23 Jan 2015 17:11:44 -0600 [thread overview] Message-ID: <1422054704-14915-5-git-send-email-balbi@ti.com> (raw) In-Reply-To: <1422054704-14915-1-git-send-email-balbi-l0cyMroinI0@public.gmane.org> with this patch, performance monitors work and show sensible data on AM43xx devices: ~# perf stat sleep 5 Performance counter stats for 'sleep 5': 6.079585 task-clock (msec) # 0.001 CPUs utilized 3 context-switches # 0.493 K/sec 0 cpu-migrations # 0.000 K/sec 35 page-faults # 0.006 M/sec 5888256 cycles # 0.969 GHz 1458715 stalled-cycles-frontend # 24.77% frontend cycles idle 4632019 stalled-cycles-backend # 78.67% backend cycles idle 1892556 instructions # 0.32 insns per cycle # 2.45 stalled cycles per insn 141832 branches # 23.329 M/sec 56093 branch-misses # 39.55% of all branches 5.018813000 seconds time elapsed Signed-off-by: Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org> --- arch/arm/boot/dts/am4372.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi index 861f127dfead..ea103aa970f1 100644 --- a/arch/arm/boot/dts/am4372.dtsi +++ b/arch/arm/boot/dts/am4372.dtsi @@ -51,6 +51,14 @@ }; }; + pmu { + compatible = "arm,cortex-a9-pmu"; + reg = <0x4b000000 0x800000>; + interrutps = <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>; + ti,hwmods = "debugss"; + }; + gic: interrupt-controller@48241000 { compatible = "arm,cortex-a9-gic"; interrupt-controller; -- 2.3.0-rc1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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From: balbi@ti.com (Felipe Balbi) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 4/4] arm: dts: am4372: add pmu DT data Date: Fri, 23 Jan 2015 17:11:44 -0600 [thread overview] Message-ID: <1422054704-14915-5-git-send-email-balbi@ti.com> (raw) In-Reply-To: <1422054704-14915-1-git-send-email-balbi@ti.com> with this patch, performance monitors work and show sensible data on AM43xx devices: ~# perf stat sleep 5 Performance counter stats for 'sleep 5': 6.079585 task-clock (msec) # 0.001 CPUs utilized 3 context-switches # 0.493 K/sec 0 cpu-migrations # 0.000 K/sec 35 page-faults # 0.006 M/sec 5888256 cycles # 0.969 GHz 1458715 stalled-cycles-frontend # 24.77% frontend cycles idle 4632019 stalled-cycles-backend # 78.67% backend cycles idle 1892556 instructions # 0.32 insns per cycle # 2.45 stalled cycles per insn 141832 branches # 23.329 M/sec 56093 branch-misses # 39.55% of all branches 5.018813000 seconds time elapsed Signed-off-by: Felipe Balbi <balbi@ti.com> --- arch/arm/boot/dts/am4372.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi index 861f127dfead..ea103aa970f1 100644 --- a/arch/arm/boot/dts/am4372.dtsi +++ b/arch/arm/boot/dts/am4372.dtsi @@ -51,6 +51,14 @@ }; }; + pmu { + compatible = "arm,cortex-a9-pmu"; + reg = <0x4b000000 0x800000>; + interrutps = <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>; + ti,hwmods = "debugss"; + }; + gic: interrupt-controller at 48241000 { compatible = "arm,cortex-a9-gic"; interrupt-controller; -- 2.3.0-rc1
next prev parent reply other threads:[~2015-01-23 23:11 UTC|newest] Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-01-23 23:11 [PATCH 0/4] arm: am43xx: add PMU support Felipe Balbi 2015-01-23 23:11 ` Felipe Balbi 2015-01-23 23:11 ` [PATCH 1/4] arm: omap: hwmod: 43xx: add DebugSS hwmod data Felipe Balbi 2015-01-23 23:11 ` Felipe Balbi [not found] ` <1422054704-14915-2-git-send-email-balbi-l0cyMroinI0@public.gmane.org> 2015-01-26 2:04 ` Paul Walmsley 2015-01-26 2:04 ` Paul Walmsley [not found] ` <alpine.DEB.2.02.1501260142590.5450-rwI8Ez+7Ko+d5PgPZx9QOdBPR1lH4CV8@public.gmane.org> 2015-01-26 16:56 ` Felipe Balbi 2015-01-26 16:56 ` Felipe Balbi 2015-01-26 19:49 ` Felipe Balbi 2015-01-26 19:49 ` Felipe Balbi 2015-01-27 16:01 ` Felipe Balbi 2015-01-27 16:01 ` Felipe Balbi 2015-01-27 17:12 ` Paul Walmsley 2015-01-27 17:12 ` Paul Walmsley 2015-01-27 17:15 ` Felipe Balbi 2015-01-27 17:15 ` Felipe Balbi [not found] ` <20150127171532.GC14878-HgARHv6XitJaoMGHk7MhZQC/G2K4zDHf@public.gmane.org> 2015-01-27 17:18 ` Felipe Balbi 2015-01-27 17:18 ` Felipe Balbi [not found] ` <20150127171843.GD14878-HgARHv6XitJaoMGHk7MhZQC/G2K4zDHf@public.gmane.org> 2015-01-27 17:55 ` Paul Walmsley 2015-01-27 17:55 ` Paul Walmsley 2015-02-10 23:12 ` Paul Walmsley 2015-02-10 23:12 ` Paul Walmsley 2015-02-10 23:56 ` Felipe Balbi 2015-02-10 23:56 ` Felipe Balbi 2015-02-11 0:38 ` Paul Walmsley 2015-02-11 0:38 ` Paul Walmsley 2015-01-23 23:11 ` [PATCH 2/4] arm: dts: am4372: add missing debugss clocks Felipe Balbi 2015-01-23 23:11 ` Felipe Balbi 2015-01-23 23:11 ` [PATCH 3/4] clk: ti: 43xx: add debugss clocks to DT_CLK() table Felipe Balbi 2015-01-23 23:11 ` Felipe Balbi 2015-01-24 2:25 ` Felipe Balbi 2015-01-24 2:25 ` Felipe Balbi [not found] ` <1422054704-14915-1-git-send-email-balbi-l0cyMroinI0@public.gmane.org> 2015-01-23 23:11 ` Felipe Balbi [this message] 2015-01-23 23:11 ` [PATCH 4/4] arm: dts: am4372: add pmu DT data Felipe Balbi
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