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SAMA5 EMAC: Add basic PHY logic

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This commit is contained in:
Gregory Nutt 2013-09-16 18:00:21 -06:00
parent 50fd028680
commit 7ef1bd2f4c
2 changed files with 762 additions and 370 deletions
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6
arch/arm/src/sama5/chip/sam_emac.h
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@ -242,16 +242,16 @@
#define EMAC_MAN_DATA_SHIFT (0) /* Bits 0-15: Read/write data */
#define EMAC_MAN_DATA_MASK (0x0000ffff << EMAC_MAN_DATA_SHIFT)
# define EMAC_MAN_DATA(n) ((n) << EMAC_MAN_DATA_SHIFT)
# define EMAC_MAN_DATA(n) ((uint32_t)(n) << EMAC_MAN_DATA_SHIFT)
#define EMAC_MAN_CODE_SHIFT (16) /* Bits 16-17: Must be written to b10 */
#define EMAC_MAN_CODE_MASK (3 << EMAC_MAN_CODE_SHIFT)
# define EMAC_MAN_CODE (2 << EMAC_MAN_CODE_SHIFT)
#define EMAC_MAN_REGA_SHIFT (18) /* Bits 18-22: Register Address */
#define EMAC_MAN_REGA_MASK (31 << EMAC_MAN_REGA_SHIFT)
# define EMAC_MAN_REGA(n) ((n) << EMAC_MAN_REGA_SHIFT)
# define EMAC_MAN_REGA(n) ((uint32_t)(n) << EMAC_MAN_REGA_SHIFT)
#define EMAC_MAN_PHYA_SHIFT (23) /* Bits 23-27: PHY Address */
#define EMAC_MAN_PHYA_MASK (31 << EMAC_MAN_PHYA_SHIFT)
# define EMAC_MAN_PHYA(n) ((n) << EMAC_MAN_PHYA_SHIFT)
# define EMAC_MAN_PHYA(n) ((uint32_t)(n) << EMAC_MAN_PHYA_SHIFT)
#define EMAC_MAN_RW_SHIFT (28) /* Bits 28-29: Read-write */
#define EMAC_MAN_RW_MASK (3 << EMAC_MAN_RW_SHIFT)
# define EMAC_MAN_READ (2 << EMAC_MAN_RW_SHIFT)

1126
arch/arm/src/sama5/sam_emac.c
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