[PATCH 1/6] dt-bindings: mmc: mmci: Add st,stm32mp25-sdmmc2 compatible

[Yann Gautier]

For STM32MP25, we'll need to distinguish how is managed the delay block.
This is done through a new comptible dedicated for this SoC, as the
delay block registers are located in SYSCFG peripheral.

Signed-off-by: Yann Gautier <yann.gautier at foss.st.com>
---
 Documentation/devicetree/bindings/mmc/arm,pl18x.yaml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
index 1c96da04f0e53..e47b3418b6c77 100644
--- a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
+++ b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml
@@ -59,6 +59,12 @@ properties:
           - const: st,stm32-sdmmc2
           - const: arm,pl18x
           - const: arm,primecell
+      - description: Entry for STMicroelectronics variant of PL18x for
+          STM32MP25. This dedicated compatible is used by bootloaders.
+        items:
+          - const: st,stm32mp25-sdmmc2
+          - const: arm,pl18x
+          - const: arm,primecell
 
   clocks:
     description: One or two clocks, the "apb_pclk" and the "MCLK"
-- 
2.25.1