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From: Umang Chheda <umang.chheda@oss.qualcomm.com>
To: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org,
	krzk+dt@kernel.org, conor+dt@kernel.org,
	richardcochran@gmail.com
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, umang.chheda@oss.qualcomm.com,
	mohd.anwar@oss.qualcomm.com, krishna.chundru@oss.qualcomm.com,
	monish.chunara@oss.qualcomm.com
Subject: [PATCH v2 0/1] Introduce Lemans EVK Peripheral Mezzanine
Date: Tue,  3 Feb 2026 01:12:33 +0530	[thread overview]
Message-ID: <20260202194234.3701434-1-umang.chheda@oss.qualcomm.com> (raw)

Introduce device tree support for the Mezzanine peripheral expansion
card used with the Qualcomm Lemans Evaluation Kit (EVK).

The Lemans Mezzanine is an additional add-on card which can be stacked
on top of Lemans-evk board to extend peripheral capabilities of
Lemans-evk used for industrial applications.

It connects via expansion headers on the lemans-evk and provides
following peripherals :
- 4x Type A USB ports in host mode.
- TC9563 PCIe switch, which has following three downstream ports (DSP) :
   - 1st DSP connects M.2 E-key connector for connecting WLAN endpoints.
   - 2nd DSP connect M.2 B-key connector for connecting cellular modems.
   - 3rd DSP with support for Dual Ethernet ports.
- eMMC.
- Additional 2.5GbE Ethernet PHY connected to native EMAC with support
  for
  MAC Address configuration via NVMEM.
- EEPROM.
- LVDS Display.
- 2*mini DP.

---
Changelog

v2:
 - Move "regulator-always-on" and "regulator-boot-on" nodes at the end -
  Konrad.
 - Drop labels for inner entries of ethernet1_default pinctrl node -
  Konrad.
 - v1-link: [1]

[1] https://lore.kernel.org/all/20260129172850.1175728-1-umang.chheda@oss.qualcomm.com/
---

Umang Chheda (1):
  arm64: dts: qcom: lemans-evk: Add Mezzanine

 arch/arm64/boot/dts/qcom/Makefile             |   4 +
 .../boot/dts/qcom/lemans-evk-mezzanine.dtso   | 301 ++++++++++++++++++
 2 files changed, 305 insertions(+)
 create mode 100644 arch/arm64/boot/dts/qcom/lemans-evk-mezzanine.dtso

--
2.34.1


             reply	other threads:[~2026-02-02 19:42 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-02 19:42 Umang Chheda [this message]
2026-02-02 19:42 ` [PATCH v2 1/1] arm64: dts: qcom: lemans-evk: Add Mezzanine Umang Chheda
2026-02-02 20:19   ` Dmitry Baryshkov
2026-02-03  7:26     ` Umang Chheda

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