| From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.6 053/149] net: dsa: bcm_sf2: Also configure Port 5 for 2Gb/sec on 7278 | Date | Sat, 11 Apr 2020 19:02:10 -0400 |
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From: Florian Fainelli <f.fainelli@gmail.com>
[ Upstream commit 7458bd540fa0a90220b9e8c349d910d9dde9caf8 ]
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> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/dsa/bcm_sf2.c | 3 +++ drivers/net/dsa/bcm_sf2_regs.h | 1 + 2 files changed, 4 insertions(+)
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index b0f5280a83cb6..d9b003432e71b 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -615,6 +615,9 @@ 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 index d8a5e6269c0ef..7844781763359 100644 --- 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) -- 2.20.1
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