[PATCH 0/5] add imx94 DDR Performance Monitor support
From: Xu Yang <xu.yang_2@nxp.com>
Date: 2025-08-15 09:37:08
Also in:
imx, linux-devicetree, linux-perf-users
From: Xu Yang <xu.yang_2@nxp.com>
Date: 2025-08-15 09:37:08
Also in:
imx, linux-devicetree, linux-perf-users
The i.MX94 Soc has a DDR Performance Monitor Unit (PMU), this will
add support for it.
---
Xu Yang (5):
dt-bindings: perf: fsl-imx-ddr: Add i.MX94 compatible
perf: imx_perf: add support for i.MX94 platform
perf vendor events arm64:: Add i.MX94 DDR Performance Monitor metrics
MAINTAINERS: include fsl_imx9_ddr_perf.c and some perf metric files
arm64: dts: imx94: add DDR Perf Monitor node
.../devicetree/bindings/perf/fsl-imx-ddr.yaml | 1 +
MAINTAINERS | 3 +
arch/arm64/boot/dts/freescale/imx94.dtsi | 6 +
drivers/perf/fsl_imx9_ddr_perf.c | 6 +
.../arch/arm64/freescale/imx94/sys/ddrc.json | 9 +
.../arch/arm64/freescale/imx94/sys/metrics.json | 450 +++++++++++++++++++++
6 files changed, 475 insertions(+)
---
base-commit: 2a2b302fb15ebea4da71e3fe2943e61a1c83cde9
change-id: 20250815-imx94-ddr-pmu-14df6248e65e
Best regards,
--
Xu Yang [off-list ref]