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[144.49.247.13]) by smtp-relay.gmail.com with ESMTPS id 41be03b00d2f7-cd8cccdc86csm99578a12.23.2026.10.26.14.12.00 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 26 Oct 2026 14:12:01 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-dl1-f70.google.com with SMTP id a92af1059eb24-186c1aae818so3301971c88.0 for ; Mon, 26 Oct 2026 14:11:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1793049119; x=1793653919; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=/ESG1GK92x5B58pgVYf4SxkXNGgkEl2iePaEHR3ImRM=; b=N7msw/LjUAO06jTT33HAeE2jfXss/tWdcRa9CMPvn2AKZ84mrvNCO+U7NZQpgULCVG ktJvfFKjLUPxWZyP7zlpGrpw15mIHiNENiWyKewSda7W+LPLvHHM0zs50wssyTonX1Jn HhxxF+MXnk2PkUrCusJPEKXuOzENWxd0e7gWw= X-Received: by 2002:a05:701b:42cd:10b0:165:4b88:abc2 with SMTP id a92af1059eb24-19936e394f2mr11809698c88.26.1793049118944; Mon, 26 Oct 2026 14:11:58 -0700 (PDT) X-Received: by 2002:a05:701b:42cd:10b0:165:4b88:abc2 with SMTP id a92af1059eb24-19936e394f2mr11809638c88.26.1793049118184; Mon, 26 Oct 2026 14:11:58 -0700 (PDT) Received: from fainelli-desktop.igp.broadcom.net ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-198a0f81ea9sm31915678c88.11.2026.10.26.14.11.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Oct 2026 14:11:57 -0700 (PDT) From: Florian Fainelli To: linux-kernel@vger.kernel.org Cc: Florian Fainelli , Hauke Mehrtens , =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= , Broadcom internal kernel review list , Jonathan Corbet , Shuah Khan , Randy Dunlap , Will Deacon , Mark Rutland , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Besar Wicaksono , Ilkka Koskinen , linux-arm-kernel@lists.infradead.org (moderated list:BROADCOM BCM5301X ARM ARCHITECTURE), linux-doc@vger.kernel.org (open list:DOCUMENTATION), linux-perf-users@vger.kernel.org (open list:ARM PMU PROFILING AND DEBUGGING), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS) Subject: [PATCH 0/3] Support for BCM5301X AXI trace PMUs Date: Mon, 26 Oct 2026 14:11:48 -0700 Message-ID: <20261026211151.3212237-1-florian.fainelli@broadcom.com> X-Mailer: git-send-email 2.53.0 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e This patch series adds support for the BCM5301x PMUs which are AXI trace engines present in the chip. Florian Fainelli (3): dt-bindings: perf: Describe the Broadcom BCM5301X AXI PMU perf: Add Broadcom BCM5301X AXI Trace Module counters ARM: dts: BCM5301X: Enable AXI PMUs .../admin-guide/perf/bcm5301x-axi-pmu.rst | 92 ++++ Documentation/admin-guide/perf/index.rst | 1 + .../bindings/perf/brcm,bcm5301x-axi-pmu.yaml | 43 ++ MAINTAINERS | 3 + arch/arm/boot/dts/broadcom/bcm5301x.dtsi | 15 + drivers/perf/Kconfig | 12 + drivers/perf/Makefile | 1 + drivers/perf/bcm5301x_axi_pmu.c | 450 ++++++++++++++++++ 8 files changed, 617 insertions(+) create mode 100644 Documentation/admin-guide/perf/bcm5301x-axi-pmu.rst create mode 100644 Documentation/devicetree/bindings/perf/brcm,bcm5301x-axi-pmu.yaml create mode 100644 drivers/perf/bcm5301x_axi_pmu.c -- 2.53.0