[PATCH 1/4] dt-bindings: i2c: dw: Document compatible thead,th1520-i2c

Thomas Bonnefille
2024-04-25T08:23:01Z

Add documentation for compatible string thead,th1520-i2c which can be
used specifically for the TH1520 SoC.

Signed-off-by: Thomas Bonnefille <thomas.bonnefille@bootlin.com>
---
.../devicetree/bindings/i2c/snps,designware-i2c.yaml | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml b/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml
index d9293c57f573..a7fa191fefd6 100644
--- a/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml
@@ -33,6 +33,10 @@ properties:
- const: snps,designware-i2c
- description: Baikal-T1 SoC System I2C controller
const: baikal,bt1-sys-i2c
+ - description: T-HEAD TH1520 SoCs I2C controller
+ items:
+ - const: thead,th1520-i2c
+ - const: snps,designware-i2c

reg:
minItems: 1
@@ -142,4 +146,12 @@ examples:
interrupts = <8>;
clocks = <&ahb_clk>;
};
+ - |
+ i2c@e7f20000 {
+ compatible = "thead,th1520-i2c", "snps,designware-i2c";
+ reg = <0xe7f20000 0x4000>;
+ interrupts = <44>;
+ clocks = <&i2c_ic_clk>;
+ status = "disabled";
+ };
...
--
2.44.0