This stm32mp25xx-dhcos-bb board is a stack of DHCOS SoM based on
STM32MP25xx SoC (1200MHz / crypto capabilities) populated on SoM
Breakout Board, the stm32mp255c-dhcos-dhsbc is the SoM populated
on DHSBC carrier board. The stm32mp23xx-dhcos-bb is a stack with
STM32MP23xx SoC.

The SoM contains the following peripherals:
- STPMIC (power delivery)
- 4GiB LPDDR4 memory
- eMMC and SDIO WiFi module

The Breakout Board carrier board contains the following peripherals:
- USB-C peripheral port, power supply plug

The DHSBC carrier board contains the following peripherals:
- Two RGMII Ethernet ports
- MicroSD slot
- LVDS connector
- MIPI CSI2 connector
- USB-A Host port, USB-C power supply plug
- USB-C / DP port
- Expansion connector

Signed-off-by: Marek Vasut <redacted>
---
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: Bartosz Golaszewski <brgl@kernel.org>
Cc: Conor Dooley <conor+dt@kernel.org>
Cc: Krzysztof Kozlowski <krzk+dt@kernel.org>
Cc: Linus Walleij <linusw@kernel.org>
Cc: Rob Herring <robh@kernel.org>
Cc: devicetree@vger.kernel.org
Cc: kernel@dh-electronics.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-gpio@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-stm32@st-md-mailman.stormreply.com
---
 .../devicetree/bindings/arm/stm32/stm32.yaml   | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/stm32/stm32.yaml b/Documentation/devicetree/bindings/arm/stm32/stm32.yaml
index c6af3a46364fc..2045dc2e54a60 100644
--- a/Documentation/devicetree/bindings/arm/stm32/stm32.yaml
+++ b/Documentation/devicetree/bindings/arm/stm32/stm32.yaml

@@ -196,6 +196,18 @@ properties:
           - const: ultratronik,stm32mp157c-ultra-fly-sbc
           - const: st,stm32mp157
 
+      - description: DH STM32MP251 DHCOS SoM based Boards
+        items:
+          - const: dh,stm32mp251a-dhcos-bb
+          - const: dh,stm32mp251a-dhcos-som
+          - const: st,stm32mp251
+
+      - description: DH STM32MP255 DHCOS SoM based Boards
+        items:
+          - const: dh,stm32mp255c-dhcos-dhsbc
+          - const: dh,stm32mp255c-dhcos-som
+          - const: st,stm32mp255
+
       - description: ST STM32MP257 based Boards
         items:
           - enum:

@@ -203,6 +215,12 @@ properties:
               - st,stm32mp257f-ev1
           - const: st,stm32mp257
 
+      - description: DH STM32MP231 DHCOS SoM based Boards
+        items:
+          - const: dh,stm32mp231a-dhcos-bb
+          - const: dh,stm32mp231a-dhcos-som
+          - const: st,stm32mp231
+
       - description: ST STM32MP235 based Boards
         items:
           - enum:

-- 
2.53.0