net: phy: Add support for Texas Instruments DP83867

From: "Edgar E. Iglesias" <[email protected]>

Code is taken from Linux kernel driver.

---

Changes in v2:
- Add missing function declaration to phy.h
- Remove BIT macro and fix macro indentation
- Remove comment about moving code to generic location
- Fix typo register -> registers

 drivers/net/phy/Makefile |   1 +
 drivers/net/phy/phy.c    |   3 +
 drivers/net/phy/ti.c     | 200 +++++++++++++++++++++++++++++++++++++++++++++++
 include/phy.h            |   1 +
 4 files changed, 205 insertions(+)
 create mode 100644 drivers/net/phy/ti.c

index d096db87a276..9e4d4927e676 100644
@@ -24,4 +24,5 @@ obj-$(CONFIG_PHY_NATSEMI) += natsemi.o
 obj-$(CONFIG_PHY_REALTEK) += realtek.o
 obj-$(CONFIG_PHY_SMSC) += smsc.o
 obj-$(CONFIG_PHY_TERANETICS) += teranetics.o
+obj-$(CONFIG_PHY_TI) += ti.o
 obj-$(CONFIG_PHY_VITESSE) += vitesse.o

index d7364ffc34f2..5633ec2402b0 100644
@@ -484,6 +484,9 @@ int phy_init(void)
 #ifdef CONFIG_PHY_TERANETICS
 	phy_teranetics_init();
 #endif
+#ifdef CONFIG_PHY_TI
+	phy_ti_init();
+#endif
 #ifdef CONFIG_PHY_VITESSE
 	phy_vitesse_init();
 #endif

index 3f826b66f71f..66cf61bdfb93 100644
@@ -251,6 +251,7 @@ int phy_natsemi_init(void);
 int phy_realtek_init(void);
 int phy_smsc_init(void);
 int phy_teranetics_init(void);
+int phy_ti_init(void);
 int phy_vitesse_init(void);
 
 int board_phy_config(struct phy_device *phydev);

2.5.0

Which kernel tag / git hash? Makes future re-syncs for bug fixes easier.

Tom
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Kernel v4.2. I will make it explicit in the commit message.

Thanks,
Michal