net: dsa: bcm_sf2: Also configure Port 5 for 2Gb/sec on 7278

Either port 5 or port 8 can be used on a 7278 device, make sure that port 5 also gets configured properly for 2Gb/sec in that case. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Feb 17, 2020 · 7458bd5 · 7458bd5
1 parent 3394651
commit 7458bd5
Showing 2 changed files with 4 additions and 0 deletions.
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
@@ -616,6 +616,9 @@ static void bcm_sf2_sw_mac_config(struct dsa_switch *ds, int port,
 	if (state->duplex == DUPLEX_FULL)
 		reg |= DUPLX_MODE;
 
+	if (priv->type == BCM7278_DEVICE_ID && dsa_is_cpu_port(ds, port))
+		reg |= GMIIP_SPEED_UP_2G;
+
 	core_writel(priv, reg, offset);
 }
 

diff --git a/drivers/net/dsa/bcm_sf2_regs.h b/drivers/net/dsa/bcm_sf2_regs.h
@@ -178,6 +178,7 @@ enum bcm_sf2_reg_offs {
 #define  RXFLOW_CNTL			(1 << 4)
 #define  TXFLOW_CNTL			(1 << 5)
 #define  SW_OVERRIDE			(1 << 6)
+#define  GMIIP_SPEED_UP_2G		(1 << 7)
 
 #define CORE_WATCHDOG_CTRL		0x001e4
 #define  SOFTWARE_RESET			(1 << 7)