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authorRussell King (Oracle) <rmk+kernel@armlinux.org.uk>2025-11-07 08:28:40 +0000
committerJakub Kicinski <kuba@kernel.org>2025-11-10 17:30:39 -0800
commit307a575775fd06b1a63ec017a63a82485bedf62f (patch)
tree65001cc3d1a76d4c18667590f3fc06e34bc3bf31 /drivers
parent2dd63c36453408583c2c37a742705a0232612c57 (diff)
net: stmmac: ingenic: simplify jz4775 mac_set_mode()
All paths configure the transmit clock as an input. Move this out of the switch() statement to simplify the code. Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com> Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> Link: https://patch.msgid.link/E1vHHpo-0000000Djqv-0RD4@rmk-PC.armlinux.org.uk Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c
index 8d0627055799..c6c82f277f62 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c
@@ -78,20 +78,17 @@ static int jz4775_mac_set_mode(struct plat_stmmacenet_data *plat_dat)
switch (plat_dat->phy_interface) {
case PHY_INTERFACE_MODE_MII:
- val = FIELD_PREP(MACPHYC_TXCLK_SEL_MASK, MACPHYC_TXCLK_SEL_INPUT) |
- FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_MII);
+ val = FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_MII);
dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_MII\n");
break;
case PHY_INTERFACE_MODE_GMII:
- val = FIELD_PREP(MACPHYC_TXCLK_SEL_MASK, MACPHYC_TXCLK_SEL_INPUT) |
- FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_GMII);
+ val = FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_GMII);
dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_GMII\n");
break;
case PHY_INTERFACE_MODE_RMII:
- val = FIELD_PREP(MACPHYC_TXCLK_SEL_MASK, MACPHYC_TXCLK_SEL_INPUT) |
- FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RMII);
+ val = FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RMII);
dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_RMII\n");
break;
@@ -99,8 +96,7 @@ static int jz4775_mac_set_mode(struct plat_stmmacenet_data *plat_dat)
case PHY_INTERFACE_MODE_RGMII_ID:
case PHY_INTERFACE_MODE_RGMII_TXID:
case PHY_INTERFACE_MODE_RGMII_RXID:
- val = FIELD_PREP(MACPHYC_TXCLK_SEL_MASK, MACPHYC_TXCLK_SEL_INPUT) |
- FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RGMII);
+ val = FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RGMII);
dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_RGMII\n");
break;
@@ -110,6 +106,8 @@ static int jz4775_mac_set_mode(struct plat_stmmacenet_data *plat_dat)
return -EINVAL;
}
+ val |= FIELD_PREP(MACPHYC_TXCLK_SEL_MASK, MACPHYC_TXCLK_SEL_INPUT);
+
/* Update MAC PHY control register */
return regmap_update_bits(mac->regmap, 0, mac->soc_info->mask, val);
}