Thread (7 messages) 7 messages, 4 authors, 2026-03-09
STALE125d

[PATCH 1/3] dt-bindings: mmc: loongson,ls2k0500-mmc: Add compatible for Loongson-2K0300

From: Binbin Zhou <zhoubinbin@loongson.cn>
Date: 2026-03-03 11:27:53
Also in: linux-mmc, loongarch
Subsystem: loongson-2 soc series mmc/sd/sdio controller driver, multimedia card (mmc), secure digital (sd) and sdio subsystem, open firmware and flattened device tree bindings, the rest · Maintainers: Binbin Zhou, Ulf Hansson, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

Add "loongson,ls2k0300-mmc" dedicated compatible to represent the
eMMC/SD/SDIO controller interface of the Loongson-2K0300 chip.

Its hardware design is similar to that of the Loongson-2K2000, but it
suffers from hardware defects such as missing CMD48 interrupts.

Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
---
 Documentation/devicetree/bindings/mmc/loongson,ls2k0500-mmc.yaml | 1 +
 1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/mmc/loongson,ls2k0500-mmc.yaml b/Documentation/devicetree/bindings/mmc/loongson,ls2k0500-mmc.yaml
index c142421bc723..b3e8d3f13592 100644
--- a/Documentation/devicetree/bindings/mmc/loongson,ls2k0500-mmc.yaml
+++ b/Documentation/devicetree/bindings/mmc/loongson,ls2k0500-mmc.yaml
@@ -22,6 +22,7 @@ allOf:
 properties:
   compatible:
     enum:
+      - loongson,ls2k0300-mmc
       - loongson,ls2k0500-mmc
       - loongson,ls2k1000-mmc
       - loongson,ls2k2000-mmc
-- 
2.52.0
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