From 9b91b5f178605dd0d4debcbc184a3e97fcb4f591 Mon Sep 17 00:00:00 2001 From: Matt Carlson Date: Tue, 5 Apr 2011 14:22:47 +0000 Subject: [PATCH] tg3: Add 5720 NVRAM decoding The 5720 implements its own NVRAM pin strapping scheme. This patch adds the required support. Signed-off-by: Matt Carlson Reviewed-by: Michael Chan Signed-off-by: David S. Miller --- drivers/net/tg3.c | 117 +++++++++++++++++++++++++++++++++++++++++++++- drivers/net/tg3.h | 36 ++++++++++++++ 2 files changed, 152 insertions(+), 1 deletion(-) diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 53a1209d4f9..a079e745a07 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -11889,6 +11889,118 @@ static void __devinit tg3_get_5717_nvram_info(struct tg3 *tp) tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM_ADDR_TRANS; } +static void __devinit tg3_get_5720_nvram_info(struct tg3 *tp) +{ + u32 nvcfg1, nvmpinstrp; + + nvcfg1 = tr32(NVRAM_CFG1); + nvmpinstrp = nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK; + + switch (nvmpinstrp) { + case FLASH_5720_EEPROM_HD: + case FLASH_5720_EEPROM_LD: + tp->nvram_jedecnum = JEDEC_ATMEL; + tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; + + nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS; + tw32(NVRAM_CFG1, nvcfg1); + if (nvmpinstrp == FLASH_5720_EEPROM_HD) + tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE; + else + tp->nvram_pagesize = ATMEL_AT24C02_CHIP_SIZE; + return; + case FLASH_5720VENDOR_M_ATMEL_DB011D: + case FLASH_5720VENDOR_A_ATMEL_DB011B: + case FLASH_5720VENDOR_A_ATMEL_DB011D: + case FLASH_5720VENDOR_M_ATMEL_DB021D: + case FLASH_5720VENDOR_A_ATMEL_DB021B: + case FLASH_5720VENDOR_A_ATMEL_DB021D: + case FLASH_5720VENDOR_M_ATMEL_DB041D: + case FLASH_5720VENDOR_A_ATMEL_DB041B: + case FLASH_5720VENDOR_A_ATMEL_DB041D: + case FLASH_5720VENDOR_M_ATMEL_DB081D: + case FLASH_5720VENDOR_A_ATMEL_DB081D: + case FLASH_5720VENDOR_ATMEL_45USPT: + tp->nvram_jedecnum = JEDEC_ATMEL; + tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; + tp->tg3_flags2 |= TG3_FLG2_FLASH; + + switch (nvmpinstrp) { + case FLASH_5720VENDOR_M_ATMEL_DB021D: + case FLASH_5720VENDOR_A_ATMEL_DB021B: + case FLASH_5720VENDOR_A_ATMEL_DB021D: + tp->nvram_size = TG3_NVRAM_SIZE_256KB; + break; + case FLASH_5720VENDOR_M_ATMEL_DB041D: + case FLASH_5720VENDOR_A_ATMEL_DB041B: + case FLASH_5720VENDOR_A_ATMEL_DB041D: + tp->nvram_size = TG3_NVRAM_SIZE_512KB; + break; + case FLASH_5720VENDOR_M_ATMEL_DB081D: + case FLASH_5720VENDOR_A_ATMEL_DB081D: + tp->nvram_size = TG3_NVRAM_SIZE_1MB; + break; + default: + tp->nvram_size = TG3_NVRAM_SIZE_128KB; + break; + } + break; + case FLASH_5720VENDOR_M_ST_M25PE10: + case FLASH_5720VENDOR_M_ST_M45PE10: + case FLASH_5720VENDOR_A_ST_M25PE10: + case FLASH_5720VENDOR_A_ST_M45PE10: + case FLASH_5720VENDOR_M_ST_M25PE20: + case FLASH_5720VENDOR_M_ST_M45PE20: + case FLASH_5720VENDOR_A_ST_M25PE20: + case FLASH_5720VENDOR_A_ST_M45PE20: + case FLASH_5720VENDOR_M_ST_M25PE40: + case FLASH_5720VENDOR_M_ST_M45PE40: + case FLASH_5720VENDOR_A_ST_M25PE40: + case FLASH_5720VENDOR_A_ST_M45PE40: + case FLASH_5720VENDOR_M_ST_M25PE80: + case FLASH_5720VENDOR_M_ST_M45PE80: + case FLASH_5720VENDOR_A_ST_M25PE80: + case FLASH_5720VENDOR_A_ST_M45PE80: + case FLASH_5720VENDOR_ST_25USPT: + case FLASH_5720VENDOR_ST_45USPT: + tp->nvram_jedecnum = JEDEC_ST; + tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; + tp->tg3_flags2 |= TG3_FLG2_FLASH; + + switch (nvmpinstrp) { + case FLASH_5720VENDOR_M_ST_M25PE20: + case FLASH_5720VENDOR_M_ST_M45PE20: + case FLASH_5720VENDOR_A_ST_M25PE20: + case FLASH_5720VENDOR_A_ST_M45PE20: + tp->nvram_size = TG3_NVRAM_SIZE_256KB; + break; + case FLASH_5720VENDOR_M_ST_M25PE40: + case FLASH_5720VENDOR_M_ST_M45PE40: + case FLASH_5720VENDOR_A_ST_M25PE40: + case FLASH_5720VENDOR_A_ST_M45PE40: + tp->nvram_size = TG3_NVRAM_SIZE_512KB; + break; + case FLASH_5720VENDOR_M_ST_M25PE80: + case FLASH_5720VENDOR_M_ST_M45PE80: + case FLASH_5720VENDOR_A_ST_M25PE80: + case FLASH_5720VENDOR_A_ST_M45PE80: + tp->nvram_size = TG3_NVRAM_SIZE_1MB; + break; + default: + tp->nvram_size = TG3_NVRAM_SIZE_128KB; + break; + } + break; + default: + tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM; + return; + } + + tg3_nvram_get_pagesize(tp, nvcfg1); + if (tp->nvram_pagesize != 264 && tp->nvram_pagesize != 528) + tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM_ADDR_TRANS; +} + /* Chips other than 5700/5701 use the NVRAM for fetching info. */ static void __devinit tg3_nvram_init(struct tg3 *tp) { @@ -11933,8 +12045,11 @@ static void __devinit tg3_nvram_init(struct tg3 *tp) else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57765) tg3_get_57780_nvram_info(tp); - else if (tp->tg3_flags3 & TG3_FLG3_5717_PLUS) + else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 || + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719) tg3_get_5717_nvram_info(tp); + else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5720) + tg3_get_5720_nvram_info(tp); else tg3_get_nvram_info(tp); diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index 45605f2f7b5..169a6cebf9f 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -1827,6 +1827,38 @@ #define FLASH_5717VENDOR_ATMEL_45USPT 0x03400000 #define FLASH_5717VENDOR_ST_25USPT 0x03400002 #define FLASH_5717VENDOR_ST_45USPT 0x03400001 +#define FLASH_5720_EEPROM_HD 0x00000001 +#define FLASH_5720_EEPROM_LD 0x00000003 +#define FLASH_5720VENDOR_M_ATMEL_DB011D 0x01000000 +#define FLASH_5720VENDOR_M_ATMEL_DB021D 0x01000002 +#define FLASH_5720VENDOR_M_ATMEL_DB041D 0x01000001 +#define FLASH_5720VENDOR_M_ATMEL_DB081D 0x01000003 +#define FLASH_5720VENDOR_M_ST_M25PE10 0x02000000 +#define FLASH_5720VENDOR_M_ST_M25PE20 0x02000002 +#define FLASH_5720VENDOR_M_ST_M25PE40 0x02000001 +#define FLASH_5720VENDOR_M_ST_M25PE80 0x02000003 +#define FLASH_5720VENDOR_M_ST_M45PE10 0x03000000 +#define FLASH_5720VENDOR_M_ST_M45PE20 0x03000002 +#define FLASH_5720VENDOR_M_ST_M45PE40 0x03000001 +#define FLASH_5720VENDOR_M_ST_M45PE80 0x03000003 +#define FLASH_5720VENDOR_A_ATMEL_DB011B 0x01800000 +#define FLASH_5720VENDOR_A_ATMEL_DB021B 0x01800002 +#define FLASH_5720VENDOR_A_ATMEL_DB041B 0x01800001 +#define FLASH_5720VENDOR_A_ATMEL_DB011D 0x01c00000 +#define FLASH_5720VENDOR_A_ATMEL_DB021D 0x01c00002 +#define FLASH_5720VENDOR_A_ATMEL_DB041D 0x01c00001 +#define FLASH_5720VENDOR_A_ATMEL_DB081D 0x01c00003 +#define FLASH_5720VENDOR_A_ST_M25PE10 0x02800000 +#define FLASH_5720VENDOR_A_ST_M25PE20 0x02800002 +#define FLASH_5720VENDOR_A_ST_M25PE40 0x02800001 +#define FLASH_5720VENDOR_A_ST_M25PE80 0x02800003 +#define FLASH_5720VENDOR_A_ST_M45PE10 0x02c00000 +#define FLASH_5720VENDOR_A_ST_M45PE20 0x02c00002 +#define FLASH_5720VENDOR_A_ST_M45PE40 0x02c00001 +#define FLASH_5720VENDOR_A_ST_M45PE80 0x02c00003 +#define FLASH_5720VENDOR_ATMEL_45USPT 0x03c00000 +#define FLASH_5720VENDOR_ST_25USPT 0x03c00002 +#define FLASH_5720VENDOR_ST_45USPT 0x03c00001 #define NVRAM_CFG1_5752PAGE_SIZE_MASK 0x70000000 #define FLASH_5752PAGE_SIZE_256 0x00000000 #define FLASH_5752PAGE_SIZE_512 0x10000000 @@ -3060,6 +3092,7 @@ struct tg3 { int nvram_lock_cnt; u32 nvram_size; +#define TG3_NVRAM_SIZE_2KB 0x00000800 #define TG3_NVRAM_SIZE_64KB 0x00010000 #define TG3_NVRAM_SIZE_128KB 0x00020000 #define TG3_NVRAM_SIZE_256KB 0x00040000 @@ -3075,6 +3108,9 @@ struct tg3 { #define JEDEC_SAIFUN 0x4f #define JEDEC_SST 0xbf +#define ATMEL_AT24C02_CHIP_SIZE TG3_NVRAM_SIZE_2KB +#define ATMEL_AT24C02_PAGE_SIZE (8) + #define ATMEL_AT24C64_CHIP_SIZE TG3_NVRAM_SIZE_64KB #define ATMEL_AT24C64_PAGE_SIZE (32) -- 2.46.0