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| author | Prashant Sreedharan <prashant.sreedharan@broadcom.com> | 2018-01-03 10:45:29 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-01-04 13:39:11 -0500 |
| commit | 8a4816cad00bf14642f0ed6043b32d29a05006ce (patch) | |
| tree | 72a5ccb6ba135565dad7e29a80753d4674a8f509 | |
| parent | 9ef9633ae5786f1eb0de326c9736d277bda1746a (diff) | |
| download | linux-8a4816cad00bf14642f0ed6043b32d29a05006ce.tar.gz linux-8a4816cad00bf14642f0ed6043b32d29a05006ce.tar.bz2 linux-8a4816cad00bf14642f0ed6043b32d29a05006ce.zip | |
tg3: Add Macronix NVRAM support
This patch adds the support for Macronix NVRAM
Signed-off-by: Prashant Sreedharan <prashant.sreedharan@broadcom.com>
Signed-off-by: Satish Baddipadige <satish.baddipadige@broadcom.com>
Reviewed-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/broadcom/tg3.c | 21 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/tg3.h | 14 |
2 files changed, 31 insertions, 4 deletions
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 8995cfefbfcf..a77ee2f8fb8d 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -3227,7 +3227,7 @@ static int tg3_nvram_read_using_eeprom(struct tg3 *tp, return 0; } -#define NVRAM_CMD_TIMEOUT 5000 +#define NVRAM_CMD_TIMEOUT 10000 static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd) { @@ -14789,7 +14789,7 @@ static void tg3_get_5717_nvram_info(struct tg3 *tp) static void tg3_get_5720_nvram_info(struct tg3 *tp) { - u32 nvcfg1, nvmpinstrp; + u32 nvcfg1, nvmpinstrp, nv_status; nvcfg1 = tr32(NVRAM_CFG1); nvmpinstrp = nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK; @@ -14801,6 +14801,23 @@ static void tg3_get_5720_nvram_info(struct tg3 *tp) } switch (nvmpinstrp) { + case FLASH_5762_MX25L_100: + case FLASH_5762_MX25L_200: + case FLASH_5762_MX25L_400: + case FLASH_5762_MX25L_800: + case FLASH_5762_MX25L_160_320: + tp->nvram_pagesize = 4096; + tp->nvram_jedecnum = JEDEC_MACRONIX; + tg3_flag_set(tp, NVRAM_BUFFERED); + tg3_flag_set(tp, NO_NVRAM_ADDR_TRANS); + tg3_flag_set(tp, FLASH); + nv_status = tr32(NVRAM_AUTOSENSE_STATUS); + tp->nvram_size = + (1 << (nv_status >> AUTOSENSE_DEVID & + AUTOSENSE_DEVID_MASK) + << AUTOSENSE_SIZE_IN_MB); + return; + case FLASH_5762_EEPROM_HD: nvmpinstrp = FLASH_5720_EEPROM_HD; break; diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h index 1f0271fa7c74..47f51cc0566d 100644 --- a/drivers/net/ethernet/broadcom/tg3.h +++ b/drivers/net/ethernet/broadcom/tg3.h @@ -1863,7 +1863,7 @@ #define NVRAM_STAT 0x00007004 #define NVRAM_WRDATA 0x00007008 #define NVRAM_ADDR 0x0000700c -#define NVRAM_ADDR_MSK 0x00ffffff +#define NVRAM_ADDR_MSK 0x07ffffff #define NVRAM_RDDATA 0x00007010 #define NVRAM_CFG1 0x00007014 #define NVRAM_CFG1_FLASHIF_ENAB 0x00000001 @@ -1945,6 +1945,11 @@ #define FLASH_5720_EEPROM_LD 0x00000003 #define FLASH_5762_EEPROM_HD 0x02000001 #define FLASH_5762_EEPROM_LD 0x02000003 +#define FLASH_5762_MX25L_100 0x00800000 +#define FLASH_5762_MX25L_200 0x00800002 +#define FLASH_5762_MX25L_400 0x00800001 +#define FLASH_5762_MX25L_800 0x00800003 +#define FLASH_5762_MX25L_160_320 0x03800002 #define FLASH_5720VENDOR_M_ATMEL_DB011D 0x01000000 #define FLASH_5720VENDOR_M_ATMEL_DB021D 0x01000002 #define FLASH_5720VENDOR_M_ATMEL_DB041D 0x01000001 @@ -2009,7 +2014,11 @@ /* 0x702c unused */ #define NVRAM_ADDR_LOCKOUT 0x00007030 -/* 0x7034 --> 0x7500 unused */ +#define NVRAM_AUTOSENSE_STATUS 0x00007038 +#define AUTOSENSE_DEVID 0x00000010 +#define AUTOSENSE_DEVID_MASK 0x00000007 +#define AUTOSENSE_SIZE_IN_MB 17 +/* 0x703c --> 0x7500 unused */ #define OTP_MODE 0x00007500 #define OTP_MODE_OTP_THRU_GRC 0x00000001 @@ -3378,6 +3387,7 @@ struct tg3 { #define JEDEC_ST 0x20 #define JEDEC_SAIFUN 0x4f #define JEDEC_SST 0xbf +#define JEDEC_MACRONIX 0xc2 #define ATMEL_AT24C02_CHIP_SIZE TG3_NVRAM_SIZE_2KB #define ATMEL_AT24C02_PAGE_SIZE (8) |