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[TG3]: Add 5755 nvram support
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Add 5755 nvram support.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Michael Chan authored and David S. Miller committed Mar 23, 2006
1 parent af36e6b commit d3c7b88
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Showing 2 changed files with 46 additions and 0 deletions.
43 changes: 43 additions & 0 deletions drivers/net/tg3.c
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Original file line number Diff line number Diff line change
Expand Up @@ -8938,6 +8938,47 @@ static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
}
}

static void __devinit tg3_get_5755_nvram_info(struct tg3 *tp)
{
u32 nvcfg1;

nvcfg1 = tr32(NVRAM_CFG1);

/* NVRAM protection for TPM */
if (nvcfg1 & (1 << 27))
tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;

switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
case FLASH_5755VENDOR_ATMEL_EEPROM_64KHZ:
case FLASH_5755VENDOR_ATMEL_EEPROM_376KHZ:
tp->nvram_jedecnum = JEDEC_ATMEL;
tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;

nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
tw32(NVRAM_CFG1, nvcfg1);
break;
case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
case FLASH_5755VENDOR_ATMEL_FLASH_1:
case FLASH_5755VENDOR_ATMEL_FLASH_2:
case FLASH_5755VENDOR_ATMEL_FLASH_3:
case FLASH_5755VENDOR_ATMEL_FLASH_4:
tp->nvram_jedecnum = JEDEC_ATMEL;
tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
tp->tg3_flags2 |= TG3_FLG2_FLASH;
tp->nvram_pagesize = 264;
break;
case FLASH_5752VENDOR_ST_M45PE10:
case FLASH_5752VENDOR_ST_M45PE20:
case FLASH_5752VENDOR_ST_M45PE40:
tp->nvram_jedecnum = JEDEC_ST;
tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
tp->tg3_flags2 |= TG3_FLG2_FLASH;
tp->nvram_pagesize = 256;
break;
}
}

static void __devinit tg3_get_5787_nvram_info(struct tg3 *tp)
{
u32 nvcfg1;
Expand Down Expand Up @@ -9011,6 +9052,8 @@ static void __devinit tg3_nvram_init(struct tg3 *tp)

if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
tg3_get_5752_nvram_info(tp);
else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
tg3_get_5755_nvram_info(tp);
else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
tg3_get_5787_nvram_info(tp);
else
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3 changes: 3 additions & 0 deletions drivers/net/tg3.h
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Original file line number Diff line number Diff line change
Expand Up @@ -1444,6 +1444,9 @@
#define FLASH_5755VENDOR_ATMEL_FLASH_1 0x03400001
#define FLASH_5755VENDOR_ATMEL_FLASH_2 0x03400002
#define FLASH_5755VENDOR_ATMEL_FLASH_3 0x03400000
#define FLASH_5755VENDOR_ATMEL_FLASH_4 0x00000003
#define FLASH_5755VENDOR_ATMEL_EEPROM_64KHZ 0x03c00003
#define FLASH_5755VENDOR_ATMEL_EEPROM_376KHZ 0x03c00002
#define FLASH_5787VENDOR_ATMEL_EEPROM_64KHZ 0x03000003
#define FLASH_5787VENDOR_ATMEL_EEPROM_376KHZ 0x03000002
#define FLASH_5787VENDOR_MICRO_EEPROM_64KHZ 0x03000000
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