diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/global2.c | 32 | ||||
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/global2.h | 31 |
2 files changed, 38 insertions, 25 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c index dc6c0f5fd605..8621f5893406 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.c +++ b/drivers/net/dsa/mv88e6xxx/global2.c @@ -282,16 +282,17 @@ static int mv88e6xxx_g2_clear_pot(struct mv88e6xxx_chip *chip) static int mv88e6xxx_g2_eeprom_wait(struct mv88e6xxx_chip *chip) { - return mv88e6xxx_g2_wait(chip, GLOBAL2_EEPROM_CMD, - GLOBAL2_EEPROM_CMD_BUSY | - GLOBAL2_EEPROM_CMD_RUNNING); + return mv88e6xxx_g2_wait(chip, MV88E6XXX_G2_EEPROM_CMD, + MV88E6XXX_G2_EEPROM_CMD_BUSY | + MV88E6XXX_G2_EEPROM_CMD_RUNNING); } static int mv88e6xxx_g2_eeprom_cmd(struct mv88e6xxx_chip *chip, u16 cmd) { int err; - err = mv88e6xxx_g2_write(chip, GLOBAL2_EEPROM_CMD, cmd); + err = mv88e6xxx_g2_write(chip, MV88E6XXX_G2_EEPROM_CMD, + MV88E6XXX_G2_EEPROM_CMD_BUSY | cmd); if (err) return err; @@ -301,14 +302,14 @@ static int mv88e6xxx_g2_eeprom_cmd(struct mv88e6xxx_chip *chip, u16 cmd) static int mv88e6xxx_g2_eeprom_read8(struct mv88e6xxx_chip *chip, u16 addr, u8 *data) { - u16 cmd = GLOBAL2_EEPROM_CMD_OP_READ; + u16 cmd = MV88E6XXX_G2_EEPROM_CMD_OP_READ; int err; err = mv88e6xxx_g2_eeprom_wait(chip); if (err) return err; - err = mv88e6xxx_g2_write(chip, GLOBAL2_EEPROM_ADDR, addr); + err = mv88e6xxx_g2_write(chip, MV88E6390_G2_EEPROM_ADDR, addr); if (err) return err; @@ -316,7 +317,7 @@ static int mv88e6xxx_g2_eeprom_read8(struct mv88e6xxx_chip *chip, if (err) return err; - err = mv88e6xxx_g2_read(chip, GLOBAL2_EEPROM_CMD, &cmd); + err = mv88e6xxx_g2_read(chip, MV88E6XXX_G2_EEPROM_CMD, &cmd); if (err) return err; @@ -328,14 +329,15 @@ static int mv88e6xxx_g2_eeprom_read8(struct mv88e6xxx_chip *chip, static int mv88e6xxx_g2_eeprom_write8(struct mv88e6xxx_chip *chip, u16 addr, u8 data) { - u16 cmd = GLOBAL2_EEPROM_CMD_OP_WRITE | GLOBAL2_EEPROM_CMD_WRITE_EN; + u16 cmd = MV88E6XXX_G2_EEPROM_CMD_OP_WRITE | + MV88E6XXX_G2_EEPROM_CMD_WRITE_EN; int err; err = mv88e6xxx_g2_eeprom_wait(chip); if (err) return err; - err = mv88e6xxx_g2_write(chip, GLOBAL2_EEPROM_ADDR, addr); + err = mv88e6xxx_g2_write(chip, MV88E6390_G2_EEPROM_ADDR, addr); if (err) return err; @@ -345,7 +347,7 @@ static int mv88e6xxx_g2_eeprom_write8(struct mv88e6xxx_chip *chip, static int mv88e6xxx_g2_eeprom_read16(struct mv88e6xxx_chip *chip, u8 addr, u16 *data) { - u16 cmd = GLOBAL2_EEPROM_CMD_OP_READ | addr; + u16 cmd = MV88E6XXX_G2_EEPROM_CMD_OP_READ | addr; int err; err = mv88e6xxx_g2_eeprom_wait(chip); @@ -356,20 +358,20 @@ static int mv88e6xxx_g2_eeprom_read16(struct mv88e6xxx_chip *chip, if (err) return err; - return mv88e6xxx_g2_read(chip, GLOBAL2_EEPROM_DATA, data); + return mv88e6xxx_g2_read(chip, MV88E6352_G2_EEPROM_DATA, data); } static int mv88e6xxx_g2_eeprom_write16(struct mv88e6xxx_chip *chip, u8 addr, u16 data) { - u16 cmd = GLOBAL2_EEPROM_CMD_OP_WRITE | addr; + u16 cmd = MV88E6XXX_G2_EEPROM_CMD_OP_WRITE | addr; int err; err = mv88e6xxx_g2_eeprom_wait(chip); if (err) return err; - err = mv88e6xxx_g2_write(chip, GLOBAL2_EEPROM_DATA, data); + err = mv88e6xxx_g2_write(chip, MV88E6352_G2_EEPROM_DATA, data); if (err) return err; @@ -481,11 +483,11 @@ int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip, int err; /* Ensure the RO WriteEn bit is set */ - err = mv88e6xxx_g2_read(chip, GLOBAL2_EEPROM_CMD, &val); + err = mv88e6xxx_g2_read(chip, MV88E6XXX_G2_EEPROM_CMD, &val); if (err) return err; - if (!(val & GLOBAL2_EEPROM_CMD_WRITE_EN)) + if (!(val & MV88E6XXX_G2_EEPROM_CMD_WRITE_EN)) return -EROFS; eeprom->len = 0; diff --git a/drivers/net/dsa/mv88e6xxx/global2.h b/drivers/net/dsa/mv88e6xxx/global2.h index 0133c1cdfd6c..a0a6cb3cb6fe 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.h +++ b/drivers/net/dsa/mv88e6xxx/global2.h @@ -99,16 +99,27 @@ #define GLOBAL2_PRIO_OVERRIDE_SNOOP_SHIFT 4 #define GLOBAL2_PRIO_OVERRIDE_FORCE_ARP BIT(3) #define GLOBAL2_PRIO_OVERRIDE_ARP_SHIFT 0 -#define GLOBAL2_EEPROM_CMD 0x14 -#define GLOBAL2_EEPROM_CMD_BUSY BIT(15) -#define GLOBAL2_EEPROM_CMD_OP_WRITE ((0x3 << 12) | GLOBAL2_EEPROM_CMD_BUSY) -#define GLOBAL2_EEPROM_CMD_OP_READ ((0x4 << 12) | GLOBAL2_EEPROM_CMD_BUSY) -#define GLOBAL2_EEPROM_CMD_OP_LOAD ((0x6 << 12) | GLOBAL2_EEPROM_CMD_BUSY) -#define GLOBAL2_EEPROM_CMD_RUNNING BIT(11) -#define GLOBAL2_EEPROM_CMD_WRITE_EN BIT(10) -#define GLOBAL2_EEPROM_CMD_ADDR_MASK 0xff -#define GLOBAL2_EEPROM_DATA 0x15 -#define GLOBAL2_EEPROM_ADDR 0x15 /* 6390, 6341 */ + +/* Offset 0x14: EEPROM Command */ +#define MV88E6XXX_G2_EEPROM_CMD 0x14 +#define MV88E6XXX_G2_EEPROM_CMD_BUSY 0x8000 +#define MV88E6XXX_G2_EEPROM_CMD_OP_MASK 0x7000 +#define MV88E6XXX_G2_EEPROM_CMD_OP_WRITE 0x3000 +#define MV88E6XXX_G2_EEPROM_CMD_OP_READ 0x4000 +#define MV88E6XXX_G2_EEPROM_CMD_OP_LOAD 0x6000 +#define MV88E6XXX_G2_EEPROM_CMD_RUNNING 0x0800 +#define MV88E6XXX_G2_EEPROM_CMD_WRITE_EN 0x0400 +#define MV88E6352_G2_EEPROM_CMD_ADDR_MASK 0x00ff +#define MV88E6390_G2_EEPROM_CMD_DATA_MASK 0x00ff + +/* Offset 0x15: EEPROM Data */ +#define MV88E6352_G2_EEPROM_DATA 0x15 +#define MV88E6352_G2_EEPROM_DATA_MASK 0xffff + +/* Offset 0x15: EEPROM Addr */ +#define MV88E6390_G2_EEPROM_ADDR 0x15 +#define MV88E6390_G2_EEPROM_ADDR_MASK 0xffff + #define GLOBAL2_PTP_AVB_OP 0x16 #define GLOBAL2_PTP_AVB_DATA 0x17 |