On 19/06/2024 08:40, Jarkko Nikula wrote: > Hi > > On 6/18/24 10:42 AM, Thomas Bonnefille wrote: >> Add documentation for compatible string thead,th1520-i2c which can be >> used specifically for the TH1520 SoC. >> >> Signed-off-by: Thomas Bonnefille <thomas.bonnefille@xxxxxxxxxxx> >> Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> >> --- >> Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml | 4 ++++ >> 1 file changed, 4 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml b/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml >> index d9293c57f573..60035a787e5c 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 >> > > Your comment below makes me thinking is this change needed? So is it > enough to specify "snps,designware-i2c" for the compatible string in > patch 2/3? SoC specific compatible is always required (see writing bindings doc). Best regards, Krzysztof