From: Marco Migliore Date: Tue, 16 May 2023 07:38:54 +0000 (+0200) Subject: net: dsa: mv88e6xxx: Fix mv88e6393x EPC write command offset X-Git-Tag: baikal/aarch64/sdk6.2~197 X-Git-Url: https://git.baikalelectronics.ru/?a=commitdiff_plain;h=40f1f1336d5c6fbdf67a794fd7083a8c2f8adc5a;p=kernel.git net: dsa: mv88e6xxx: Fix mv88e6393x EPC write command offset [ Upstream commit 1323e0c6e1d7e103d59384c3ac50f72b17a6936c ] According to datasheet, the command opcode must be specified into bits [14:12] of the Extended Port Control register (EPC). Fixes: 5fe9fbda56e8 ("net: dsa: mv88e6xxx: add support for mv88e6393x family") Signed-off-by: Marco Migliore Reviewed-by: Andrew Lunn Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- diff --git a/drivers/net/dsa/mv88e6xxx/port.h b/drivers/net/dsa/mv88e6xxx/port.h index cb04243f37c1e..a91e22d9a6cb3 100644 --- a/drivers/net/dsa/mv88e6xxx/port.h +++ b/drivers/net/dsa/mv88e6xxx/port.h @@ -276,7 +276,7 @@ /* Offset 0x10: Extended Port Control Command */ #define MV88E6393X_PORT_EPC_CMD 0x10 #define MV88E6393X_PORT_EPC_CMD_BUSY 0x8000 -#define MV88E6393X_PORT_EPC_CMD_WRITE 0x0300 +#define MV88E6393X_PORT_EPC_CMD_WRITE 0x3000 #define MV88E6393X_PORT_EPC_INDEX_PORT_ETYPE 0x02 /* Offset 0x11: Extended Port Control Data */