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net: r6040: Use logical or for MDIO operations 

This is not a functional change, but we should be using a logical or to
assign the bits we will be writing to the MDIO read and write registers.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2021-05-23 08:54:10 -07:00 committed by David S. Miller
parent 0056982f09
commit 190e6e291a
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ethernet/rdc/r6040.c
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@ -200,7 +200,7 @@ static int r6040_phy_read(void __iomem *ioaddr, int phy_addr, int reg)
int limit = MAC_DEF_TIMEOUT;
u16 cmd;
iowrite16(MDIO_READ + reg + (phy_addr << 8), ioaddr + MMDIO);
iowrite16(MDIO_READ | reg | (phy_addr << 8), ioaddr + MMDIO);
/* Wait for the read bit to be cleared */
while (limit--) {
cmd = ioread16(ioaddr + MMDIO);
@ -224,7 +224,7 @@ static int r6040_phy_write(void __iomem *ioaddr,
iowrite16(val, ioaddr + MMWD);
/* Write the command to the MDIO bus */
iowrite16(MDIO_WRITE + reg + (phy_addr << 8), ioaddr + MMDIO);
iowrite16(MDIO_WRITE | reg | (phy_addr << 8), ioaddr + MMDIO);
/* Wait for the write bit to be cleared */
while (limit--) {
cmd = ioread16(ioaddr + MMDIO);