net: stmmac: dwmac4: clear LPI_CTRL_STATUS_LPITCSE too

Ensure that LPI_CTRL_STATUS_LPITCSE is also appropriately cleared when
disabling LPI or enabling LPI without TX clock gating.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/E1tffdx-003ZIZ-JQ@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c

@@ -410,7 +410,7 @@ static int dwmac4_set_lpi_mode(struct mac_device_info *hw,
 	}
 
 	mask = LPI_CTRL_STATUS_LPIATE | LPI_CTRL_STATUS_LPIEN |
-	       LPI_CTRL_STATUS_LPITXA;
+	       LPI_CTRL_STATUS_LPITXA | LPI_CTRL_STATUS_LPITCSE;
 
 	value |= readl(ioaddr + GMAC4_LPI_CTRL_STATUS) & ~mask;
 	writel(value, ioaddr + GMAC4_LPI_CTRL_STATUS);