[Patch net-next v2 8/9] net: dsa: microchip: ksz8795: use common xmii function

From: Arun Ramadoss
Date: Sun Jul 24 2022 - 05:31:06 EST


This patch updates the ksz8795 cpu configuration to use the ksz common
xmii set functions.

Signed-off-by: Arun Ramadoss <arun.ramadoss@xxxxxxxxxxxxx>
---
drivers/net/dsa/microchip/ksz8795.c | 35 +------------------------
drivers/net/dsa/microchip/ksz8795_reg.h | 8 ------
2 files changed, 1 insertion(+), 42 deletions(-)

diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c
index 911aace42284..8f807d8eace5 100644
--- a/drivers/net/dsa/microchip/ksz8795.c
+++ b/drivers/net/dsa/microchip/ksz8795.c
@@ -1116,7 +1116,6 @@ void ksz8_port_mirror_del(struct ksz_device *dev, int port,
static void ksz8795_cpu_interface_select(struct ksz_device *dev, int port)
{
struct ksz_port *p = &dev->ports[port];
- u8 data8;

if (!p->interface && dev->compat_interface) {
dev_warn(dev->dev,
@@ -1126,39 +1125,7 @@ static void ksz8795_cpu_interface_select(struct ksz_device *dev, int port)
p->interface = dev->compat_interface;
}

- /* Configure MII interface for proper network communication. */
- ksz_read8(dev, REG_PORT_5_CTRL_6, &data8);
- data8 &= ~PORT_INTERFACE_TYPE;
- data8 &= ~PORT_GMII_1GPS_MODE;
- switch (p->interface) {
- case PHY_INTERFACE_MODE_MII:
- p->phydev.speed = SPEED_100;
- break;
- case PHY_INTERFACE_MODE_RMII:
- data8 |= PORT_INTERFACE_RMII;
- p->phydev.speed = SPEED_100;
- break;
- case PHY_INTERFACE_MODE_GMII:
- data8 |= PORT_GMII_1GPS_MODE;
- data8 |= PORT_INTERFACE_GMII;
- p->phydev.speed = SPEED_1000;
- break;
- default:
- data8 &= ~PORT_RGMII_ID_IN_ENABLE;
- data8 &= ~PORT_RGMII_ID_OUT_ENABLE;
- if (p->interface == PHY_INTERFACE_MODE_RGMII_ID ||
- p->interface == PHY_INTERFACE_MODE_RGMII_RXID)
- data8 |= PORT_RGMII_ID_IN_ENABLE;
- if (p->interface == PHY_INTERFACE_MODE_RGMII_ID ||
- p->interface == PHY_INTERFACE_MODE_RGMII_TXID)
- data8 |= PORT_RGMII_ID_OUT_ENABLE;
- data8 |= PORT_GMII_1GPS_MODE;
- data8 |= PORT_INTERFACE_RGMII;
- p->phydev.speed = SPEED_1000;
- break;
- }
- ksz_write8(dev, REG_PORT_5_CTRL_6, data8);
- p->phydev.duplex = 1;
+ ksz_set_xmii(dev, port, p->interface);
}

void ksz8_port_setup(struct ksz_device *dev, int port, bool cpu_port)
diff --git a/drivers/net/dsa/microchip/ksz8795_reg.h b/drivers/net/dsa/microchip/ksz8795_reg.h
index a848eb4c54cb..77487d611824 100644
--- a/drivers/net/dsa/microchip/ksz8795_reg.h
+++ b/drivers/net/dsa/microchip/ksz8795_reg.h
@@ -170,15 +170,7 @@
#define REG_PORT_5_CTRL_6 0x56

#define PORT_MII_INTERNAL_CLOCK BIT(7)
-#define PORT_GMII_1GPS_MODE BIT(6)
-#define PORT_RGMII_ID_IN_ENABLE BIT(4)
-#define PORT_RGMII_ID_OUT_ENABLE BIT(3)
#define PORT_GMII_MAC_MODE BIT(2)
-#define PORT_INTERFACE_TYPE 0x3
-#define PORT_INTERFACE_MII 0
-#define PORT_INTERFACE_RMII 1
-#define PORT_INTERFACE_GMII 2
-#define PORT_INTERFACE_RGMII 3

#define REG_PORT_1_CTRL_7 0x17
#define REG_PORT_2_CTRL_7 0x27
--
2.36.1