phy: add nxp tja1103 phy driver

Add nxp tja1103 phy driver.

Signed-off-by: Radu Pirea (NXP OSS) <radu-nicolae.pirea@oss.nxp.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index 070ffa8..405bf76 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -197,6 +197,12 @@
 config PHY_NATSEMI
 	bool "National Semiconductor Ethernet PHYs support"
 
+config PHY_NXP_C45_TJA11XX
+	tristate "NXP C45 TJA11XX PHYs"
+	help
+	  Enable support for NXP C45 TJA11XX PHYs.
+	  Currently supports only the TJA1103 PHY.
+
 config PHY_REALTEK
 	bool "Realtek Ethernet PHYs support"