From: Frank Li <Frank.Li@nxp.com>
To: Frank Li <Frank.li@nxp.com>, Xu Yang <xu.yang_2@nxp.com>,
Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>
Cc: Frank Li <frank.li@nxp.com>,
linux-arm-kernel@lists.infradead.org,
linux-perf-users@vger.kernel.org, devicetree@vger.kernel.org,
imx@lists.linux.dev, linux-kernel@vger.kernel.org,
Frank Li <Frank.Li@nxp.com>,
Joakim Zhang <qiangqing.zhang@nxp.com>,
Jacky Bai <ping.bai@nxp.com>
Subject: [PATCH v3 0/6] perf/imx_ddr: Add i.MX8QM and pmu in DB (system interconnects)
Date: Mon, 03 Nov 2025 16:48:27 -0500 [thread overview]
Message-ID: <20251103-qm_dts-v3-0-2bfda8ee14c2@nxp.com> (raw)
dts: add soc specific compatible string for imx8qm, imx8qxp, imx8dxl in db.
driver:
- did some cleanup
- add support for pmu in imx8dxl DB
binding:
- add compatible string for imx8qm, imx8qxp, imx8dxl in db
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
Changes in v3:
- collect Rob's reviewed by tags
- use .is_visible() call back. so below feedback will not applied after
change to .is_visible().
"Is this identifier useful given that you don't add
'ddr_perf_identifier_attrs' here:"
- Link to v2: https://lore.kernel.org/r/20251024-qm_dts-v2-0-7a7e07022ed6@nxp.com
Changes in v2:
- fix binding file by move imx8qm/qxp/dxl under enum
- move clock-db-ipg clock into imx8dxl.dtsi
- Fix CHECK_DTBS warning caused in v1
- Link to v1: https://lore.kernel.org/r/20251023-qm_dts-v1-0-9830d6a45939@nxp.com
---
Frank Li (4):
dt-bindings: perf: fsl-imx-ddr: Add compatible string for i.MX8QM, i.MX8QXP and i.MX8DXL
perf/imx_ddr: Move ida_alloc() from ddr_perf_init() to ddr_perf_probe()
perf/imx_ddr: Get and enable optional clks
arm64: dts: imx8qm: add ddr perf device node
Jacky Bai (1):
arm64: dts: imx8dxl-ss-ddr: Add DB (system interconnects) pmu support for i.MX8DXL
Joakim Zhang (1):
perf/imx_ddr: Add support for PMU in DB (system interconnects)
.../devicetree/bindings/perf/fsl-imx-ddr.yaml | 29 ++++++-
arch/arm64/boot/dts/freescale/imx8-ss-ddr.dtsi | 2 +-
arch/arm64/boot/dts/freescale/imx8dxl-ss-ddr.dtsi | 22 +++++
arch/arm64/boot/dts/freescale/imx8dxl.dtsi | 7 ++
arch/arm64/boot/dts/freescale/imx8qm-ss-ddr.dtsi | 19 +++++
arch/arm64/boot/dts/freescale/imx8qm.dtsi | 2 +
drivers/perf/fsl_imx8_ddr_perf.c | 93 ++++++++++++++++++----
7 files changed, 157 insertions(+), 17 deletions(-)
---
base-commit: c31b21db1c04ba719c3889a57873f0f7eff54670
change-id: 20251022-qm_dts-60145802537d
Best regards,
--
Frank Li <Frank.Li@nxp.com>
next reply other threads:[~2025-11-03 21:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-03 21:48 Frank Li [this message]
2025-11-03 21:48 ` [PATCH v3 1/6] dt-bindings: perf: fsl-imx-ddr: Add compatible string for i.MX8QM, i.MX8QXP and i.MX8DXL Frank Li
2025-11-03 21:48 ` [PATCH v3 2/6] perf/imx_ddr: Move ida_alloc() from ddr_perf_init() to ddr_perf_probe() Frank Li
2025-11-03 21:48 ` [PATCH v3 3/6] perf/imx_ddr: Get and enable optional clks Frank Li
2025-11-03 21:48 ` [PATCH v3 4/6] perf/imx_ddr: Add support for PMU in DB (system interconnects) Frank Li
2025-11-03 21:48 ` [PATCH v3 5/6] arm64: dts: imx8qm: add ddr perf device node Frank Li
2025-11-03 21:48 ` [PATCH v3 6/6] arm64: dts: imx8dxl-ss-ddr: Add DB (system interconnects) pmu support for i.MX8DXL Frank Li
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