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arch/arm/src/lpc54xx: Add some Ethernet PHY initialization logic.

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This commit is contained in:
Gregory Nutt
2017-12-27 12:01:24 -06:00
parent 31330b2479
commit cb9e1e7716
6 changed files with 459 additions and 38 deletions
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include/nuttx/net/mii.h
+8
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@@ -351,6 +351,14 @@
#define MII_PHYID1_LAN8720 0x0007 /* ID1 value for LAN8720 */
#define MII_PHYID2_LAN8720 0xc0f1 /* ID2 value for LAN8720 */
/* SMSC LAN8720 SPCR register bits */
#define MII_LAN8720_SPSCR_10MBPS (1 << 2) /* Bit 2: 10MBPS speed */
#define MII_LAN8720_SPSCR_100MBPS (1 << 3) /* Bit 3: 100MBPS speed */
#define MII_LAN8720_SPSCR_DUPLEX (1 << 4) /* Bit 4: Duplex mode */
#define MII_LAN8720_SPSCR_MODEMASK 0x1c /* Mode/speed mask */
#define MII_LAN8720_SPSCR_ANEGDONE (1 << 12) /* Bit 12: Autonegotiation complete */
/* SMSC LAN8740 MII ID1/2 register bits */
#define MII_PHYID1_LAN8740 0x0007 /* ID1 value for LAN8740 */