tg3: Add 5717 NVRAM detection routines

This patch adds NVRAM detection routines for the 5717.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 130 insertions, 47 deletions

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index f8bb5b737eb8..2de1ab6278d5 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -10853,6 +10853,33 @@ static void __devinit tg3_get_nvram_info(struct tg3 *tp)
         }
 }
 
+static void __devinit tg3_nvram_get_pagesize(struct tg3 *tp, u32 nvmcfg1)
+{
+        switch (nvmcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
+        case FLASH_5752PAGE_SIZE_256:
+                tp->nvram_pagesize = 256;
+                break;
+        case FLASH_5752PAGE_SIZE_512:
+                tp->nvram_pagesize = 512;
+                break;
+        case FLASH_5752PAGE_SIZE_1K:
+                tp->nvram_pagesize = 1024;
+                break;
+        case FLASH_5752PAGE_SIZE_2K:
+                tp->nvram_pagesize = 2048;
+                break;
+        case FLASH_5752PAGE_SIZE_4K:
+                tp->nvram_pagesize = 4096;
+                break;
+        case FLASH_5752PAGE_SIZE_264:
+                tp->nvram_pagesize = 264;
+                break;
+        case FLASH_5752PAGE_SIZE_528:
+                tp->nvram_pagesize = 528;
+                break;
+        }
+}
+
 static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
 {
         u32 nvcfg1;
@@ -10884,26 +10911,7 @@ static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
         }
 
         if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
-                switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
-                case FLASH_5752PAGE_SIZE_256:
-                        tp->nvram_pagesize = 256;
-                        break;
-                case FLASH_5752PAGE_SIZE_512:
-                        tp->nvram_pagesize = 512;
-                        break;
-                case FLASH_5752PAGE_SIZE_1K:
-                        tp->nvram_pagesize = 1024;
-                        break;
-                case FLASH_5752PAGE_SIZE_2K:
-                        tp->nvram_pagesize = 2048;
-                        break;
-                case FLASH_5752PAGE_SIZE_4K:
-                        tp->nvram_pagesize = 4096;
-                        break;
-                case FLASH_5752PAGE_SIZE_264:
-                        tp->nvram_pagesize = 264;
-                        break;
-                }
+                tg3_nvram_get_pagesize(tp, nvcfg1);
         } else {
                 /* For eeprom, set pagesize to maximum eeprom size */
                 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
@@ -11156,34 +11164,84 @@ static void __devinit tg3_get_57780_nvram_info(struct tg3 *tp)
                 return;
         }
 
-        switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
-        case FLASH_5752PAGE_SIZE_256:
+        tg3_nvram_get_pagesize(tp, nvcfg1);
+        if (tp->nvram_pagesize != 264 && tp->nvram_pagesize != 528)
                 tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM_ADDR_TRANS;
-                tp->nvram_pagesize = 256;
-                break;
-        case FLASH_5752PAGE_SIZE_512:
-                tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM_ADDR_TRANS;
-                tp->nvram_pagesize = 512;
-                break;
-        case FLASH_5752PAGE_SIZE_1K:
-                tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM_ADDR_TRANS;
-                tp->nvram_pagesize = 1024;
-                break;
-        case FLASH_5752PAGE_SIZE_2K:
-                tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM_ADDR_TRANS;
-                tp->nvram_pagesize = 2048;
-                break;
-        case FLASH_5752PAGE_SIZE_4K:
-                tp->tg3_flags3 |= TG3_FLG3_NO_NVRAM_ADDR_TRANS;
-                tp->nvram_pagesize = 4096;
-                break;
-        case FLASH_5752PAGE_SIZE_264:
-                tp->nvram_pagesize = 264;
+}
+
+
+static void __devinit tg3_get_5717_nvram_info(struct tg3 *tp)
+{
+        u32 nvcfg1;
+
+        nvcfg1 = tr32(NVRAM_CFG1);
+
+        switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
+        case FLASH_5717VENDOR_ATMEL_EEPROM:
+        case FLASH_5717VENDOR_MICRO_EEPROM:
+                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);
+                return;
+        case FLASH_5717VENDOR_ATMEL_MDB011D:
+        case FLASH_5717VENDOR_ATMEL_ADB011B:
+        case FLASH_5717VENDOR_ATMEL_ADB011D:
+        case FLASH_5717VENDOR_ATMEL_MDB021D:
+        case FLASH_5717VENDOR_ATMEL_ADB021B:
+        case FLASH_5717VENDOR_ATMEL_ADB021D:
+        case FLASH_5717VENDOR_ATMEL_45USPT:
+                tp->nvram_jedecnum = JEDEC_ATMEL;
+                tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
+                tp->tg3_flags2 |= TG3_FLG2_FLASH;
+
+                switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
+                case FLASH_5717VENDOR_ATMEL_MDB021D:
+                case FLASH_5717VENDOR_ATMEL_ADB021B:
+                case FLASH_5717VENDOR_ATMEL_ADB021D:
+                        tp->nvram_size = TG3_NVRAM_SIZE_256KB;
+                        break;
+                default:
+                        tp->nvram_size = TG3_NVRAM_SIZE_128KB;
+                        break;
+                }
                 break;
-        case FLASH_5752PAGE_SIZE_528:
-                tp->nvram_pagesize = 528;
+        case FLASH_5717VENDOR_ST_M_M25PE10:
+        case FLASH_5717VENDOR_ST_A_M25PE10:
+        case FLASH_5717VENDOR_ST_M_M45PE10:
+        case FLASH_5717VENDOR_ST_A_M45PE10:
+        case FLASH_5717VENDOR_ST_M_M25PE20:
+        case FLASH_5717VENDOR_ST_A_M25PE20:
+        case FLASH_5717VENDOR_ST_M_M45PE20:
+        case FLASH_5717VENDOR_ST_A_M45PE20:
+        case FLASH_5717VENDOR_ST_25USPT:
+        case FLASH_5717VENDOR_ST_45USPT:
+                tp->nvram_jedecnum = JEDEC_ST;
+                tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
+                tp->tg3_flags2 |= TG3_FLG2_FLASH;
+
+                switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
+                case FLASH_5717VENDOR_ST_M_M25PE20:
+                case FLASH_5717VENDOR_ST_A_M25PE20:
+                case FLASH_5717VENDOR_ST_M_M45PE20:
+                case FLASH_5717VENDOR_ST_A_M45PE20:
+                        tp->nvram_size = TG3_NVRAM_SIZE_256KB;
+                        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. */
@@ -11228,6 +11286,8 @@ static void __devinit tg3_nvram_init(struct tg3 *tp)
                         tg3_get_5906_nvram_info(tp);
                 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780)
                         tg3_get_57780_nvram_info(tp);
+                else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717)
+                        tg3_get_5717_nvram_info(tp);
                 else
                         tg3_get_nvram_info(tp);
 
@@ -13074,8 +13134,10 @@ static int __devinit tg3_get_device_address(struct tg3 *tp)
                         tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
                 else
                         tg3_nvram_unlock(tp);
-        }
-        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
+        } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717) {
+                if (tr32(TG3_CPMU_STATUS) & TG3_CPMU_STATUS_PCIE_FUNC)
+                        mac_offset = 0xcc;
+        } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906)
                 mac_offset = 0x10;
 
         /* First try to get it from MAC address mailbox. */
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 5994476a2508..ea57a3a4372c 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -1027,8 +1027,10 @@
 #define TG3_CPMU_HST_ACC                0x0000361c
 #define  CPMU_HST_ACC_MACCLK_MASK        0x001f0000
 #define  CPMU_HST_ACC_MACCLK_6_25        0x00130000
-/* 0x3620 --> 0x3630 unused */
+/* 0x3620 --> 0x362c unused */
 
+#define TG3_CPMU_STATUS                 0x0000362c
+#define  TG3_CPMU_STATUS_PCIE_FUNC       0x20000000
 #define TG3_CPMU_CLCK_STAT              0x00003630
 #define  CPMU_CLCK_STAT_MAC_CLCK_MASK    0x001f0000
 #define  CPMU_CLCK_STAT_MAC_CLCK_62_5    0x00000000
@@ -1692,6 +1694,25 @@
 #define  FLASH_57780VENDOR_ATMEL_AT45DB021B 0x03400002
 #define  FLASH_57780VENDOR_ATMEL_AT45DB041D 0x00400001
 #define  FLASH_57780VENDOR_ATMEL_AT45DB041B 0x03400001
+#define  FLASH_5717VENDOR_ATMEL_EEPROM   0x02000001
+#define  FLASH_5717VENDOR_MICRO_EEPROM   0x02000003
+#define  FLASH_5717VENDOR_ATMEL_MDB011D  0x01000001
+#define  FLASH_5717VENDOR_ATMEL_MDB021D  0x01000003
+#define  FLASH_5717VENDOR_ST_M_M25PE10   0x02000000
+#define  FLASH_5717VENDOR_ST_M_M25PE20   0x02000002
+#define  FLASH_5717VENDOR_ST_M_M45PE10   0x00000001
+#define  FLASH_5717VENDOR_ST_M_M45PE20   0x00000003
+#define  FLASH_5717VENDOR_ATMEL_ADB011B  0x01400000
+#define  FLASH_5717VENDOR_ATMEL_ADB021B  0x01400002
+#define  FLASH_5717VENDOR_ATMEL_ADB011D  0x01400001
+#define  FLASH_5717VENDOR_ATMEL_ADB021D  0x01400003
+#define  FLASH_5717VENDOR_ST_A_M25PE10   0x02400000
+#define  FLASH_5717VENDOR_ST_A_M25PE20   0x02400002
+#define  FLASH_5717VENDOR_ST_A_M45PE10   0x02400001
+#define  FLASH_5717VENDOR_ST_A_M45PE20   0x02400003
+#define  FLASH_5717VENDOR_ATMEL_45USPT   0x03400000
+#define  FLASH_5717VENDOR_ST_25USPT      0x03400002
+#define  FLASH_5717VENDOR_ST_45USPT      0x03400001
 #define  NVRAM_CFG1_5752PAGE_SIZE_MASK   0x70000000
 #define  FLASH_5752PAGE_SIZE_256         0x00000000
 #define  FLASH_5752PAGE_SIZE_512         0x10000000