It is compatible with the fw version 0x0502.
Already supported by TI's tas2781-linux-driver tree.
https://git.ti.com/cgit/tas2781-linux-drivers/tas2781-linux-driver

Signed-off-by: Gergo Koteles <soyer@irl.hu>
---
 sound/soc/codecs/tas2781-fmwlib.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/codecs/tas2781-fmwlib.c b/sound/soc/codecs/tas2781-fmwlib.c
index eb55abae0d7b..20dc2df034e9 100644
--- a/sound/soc/codecs/tas2781-fmwlib.c
+++ b/sound/soc/codecs/tas2781-fmwlib.c
@@ -2012,6 +2012,7 @@ static int tasdevice_dspfw_ready(const struct firmware *fmw,
 	case 0x301:
 	case 0x302:
 	case 0x502:
+	case 0x503:
 		tas_priv->fw_parse_variable_header =
 			fw_parse_variable_header_kernel;
 		tas_priv->fw_parse_program_data =
-- 
2.43.0