Thread (25 messages) 25 messages, 3 authors, 2026-03-19

Re: [PATCH v3 06/11] arm64: dts: freescale: imx8mm-var-som: Update WiFi/BT with variants

From: Frank Li <Frank.li@nxp.com>
Date: 2026-03-13 16:01:37
Also in: imx, linux-devicetree, lkml

On Sat, Mar 07, 2026 at 04:54:42PM +0100, Stefano Radaelli wrote:
From: Stefano Radaelli <redacted>

From: Stefano Radaelli <redacted>

The VAR-SOM-MX8MM currently integrates the NXP IW61x wireless module,
providing WiFi over SDIO and Bluetooth over UART.

Move the wireless module configuration out of the base
imx8mm-var-som.dtsi and provide dedicated variant includes.
The IW61x configuration is moved to imx8mm-var-som-wifi-bt-iw61x.dtsi
and used by the Symphony evaluation board device tree.

A separate imx8mm-var-som-wifi-brcm-legacy.dtsi include is added to keep
the configuration for the legacy Broadcom SDIO WiFi module used on
earlier SOM revisions.
Need empty line here.
The Broadcom-based SOM revision is no longer in production, but the
configuration is kept separately to preserve compatibility with existing
boards.

Signed-off-by: Stefano Radaelli <redacted>
---
v2->v3:
 -

v1->v2:
 - Added Wifi/BT dtsi variants for both iw61x and brcm legacy modules

 .../dts/freescale/imx8mm-var-som-symphony.dts |  1 +
 .../imx8mm-var-som-wifi-brcm-legacy.dtsi      | 12 +++++
 .../imx8mm-var-som-wifi-bt-iw61x.dtsi         | 45 +++++++++++++++++++
 .../boot/dts/freescale/imx8mm-var-som.dtsi    |  6 ---
 4 files changed, 58 insertions(+), 6 deletions(-)
 create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-var-som-wifi-brcm-legacy.dtsi
 create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-var-som-wifi-bt-iw61x.dtsi
...
quoted hunk ↗ jump to hunk
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-var-som-wifi-bt-iw61x.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-var-som-wifi-bt-iw61x.dtsi
new file mode 100644
index 000000000000..15990d141d2a
All new file run https://github.com/lznuaa/dt-format to keep nice order.

Frank
  
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