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authorOleksij Rempel <o.rempel@pengutronix.de>2024-07-05 10:47:15 +0200
committerDavid S. Miller <davem@davemloft.net>2024-07-08 13:41:56 +0100
commit5483cbfd863f01126c08703898a9e71d991a9bfe (patch)
tree1f0efffd553cd9a78dc7fe28d085e696c79e65f2
parent3abbd7ed8b768ff37798e81910b47c2e05156d49 (diff)
net: dsa: microchip: lan9371/2: update MAC capabilities for port 4
Set proper MAC capabilities for port 4 on LAN9371 and LAN9372 switches with integrated 100BaseTX PHY. And introduce the is_lan937x_tx_phy() function to reuse it where applicable. Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> Acked-by: Arun Ramadoss <arun.ramadoss@microchip.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/dsa/microchip/ksz_common.h6
-rw-r--r--drivers/net/dsa/microchip/lan937x_main.c6
2 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h
index c4a4664c0385..5f0a628b9849 100644
--- a/drivers/net/dsa/microchip/ksz_common.h
+++ b/drivers/net/dsa/microchip/ksz_common.h
@@ -638,6 +638,12 @@ static inline int is_lan937x(struct ksz_device *dev)
dev->chip_id == LAN9374_CHIP_ID;
}
+static inline bool is_lan937x_tx_phy(struct ksz_device *dev, int port)
+{
+ return (dev->chip_id == LAN9371_CHIP_ID ||
+ dev->chip_id == LAN9372_CHIP_ID) && port == KSZ_PORT_4;
+}
+
/* STP State Defines */
#define PORT_TX_ENABLE BIT(2)
#define PORT_RX_ENABLE BIT(1)
diff --git a/drivers/net/dsa/microchip/lan937x_main.c b/drivers/net/dsa/microchip/lan937x_main.c
index 83ac33fede3f..824d9309a3d3 100644
--- a/drivers/net/dsa/microchip/lan937x_main.c
+++ b/drivers/net/dsa/microchip/lan937x_main.c
@@ -55,8 +55,7 @@ static int lan937x_vphy_ind_addr_wr(struct ksz_device *dev, int addr, int reg)
u16 addr_base = REG_PORT_T1_PHY_CTRL_BASE;
u16 temp;
- if ((dev->info->chip_id == LAN9371_CHIP_ID ||
- dev->info->chip_id == LAN9372_CHIP_ID) && addr == KSZ_PORT_4)
+ if (is_lan937x_tx_phy(dev, addr))
addr_base = REG_PORT_TX_PHY_CTRL_BASE;
/* get register address based on the logical port */
@@ -324,6 +323,9 @@ void lan937x_phylink_get_caps(struct ksz_device *dev, int port,
/* MII/RMII/RGMII ports */
config->mac_capabilities |= MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
MAC_100HD | MAC_10 | MAC_1000FD;
+ } else if (is_lan937x_tx_phy(dev, port)) {
+ config->mac_capabilities |= MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+ MAC_100HD | MAC_10;
}
}