diff options
| author | Álvaro Fernández Rojas <[email protected]> | 2023-03-21 18:33:59 +0100 |
|---|---|---|
| committer | Jakub Kicinski <[email protected]> | 2023-03-22 21:38:04 -0700 |
| commit | 594c6c2e3ea2146d693c64ec3d0a26127d47aeec (patch) | |
| tree | c51593f79cf43ce1da20fc25c1478021626d143b | |
| parent | 260887c770eb60f57176bccf011fd0fe1bc62dc5 (diff) | |
net: dsa: b53: add BCM63268 RGMII configuration
BCM63268 requires special RGMII configuration to work.
Signed-off-by: Álvaro Fernández Rojas <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Reviewed-by: Simon Horman <[email protected]>
Signed-off-by: Jakub Kicinski <[email protected]>
| -rw-r--r-- | drivers/net/dsa/b53/b53_common.c | 6 | ||||
| -rw-r--r-- | drivers/net/dsa/b53/b53_regs.h | 1 |
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 97327d7a6760..1f9b251a5452 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -1240,8 +1240,12 @@ static void b53_adjust_63xx_rgmii(struct dsa_switch *ds, int port, break; } - if (port != dev->imp_port) + if (port != dev->imp_port) { + if (is63268(dev)) + rgmii_ctrl |= RGMII_CTRL_MII_OVERRIDE; + rgmii_ctrl |= RGMII_CTRL_ENABLE_GMII; + } b53_write8(dev, B53_CTRL_PAGE, off, rgmii_ctrl); diff --git a/drivers/net/dsa/b53/b53_regs.h b/drivers/net/dsa/b53/b53_regs.h index b2c539a42154..bfbcb66bef66 100644 --- a/drivers/net/dsa/b53/b53_regs.h +++ b/drivers/net/dsa/b53/b53_regs.h @@ -138,6 +138,7 @@ #define B53_RGMII_CTRL_IMP 0x60 #define RGMII_CTRL_ENABLE_GMII BIT(7) +#define RGMII_CTRL_MII_OVERRIDE BIT(6) #define RGMII_CTRL_TIMING_SEL BIT(2) #define RGMII_CTRL_DLL_RXC BIT(1) #define RGMII_CTRL_DLL_TXC BIT(0) |