+
+/*
+ * this is common code for all TAM3517 boards.
+ * MAC address is stored from manufacturer in
+ * I2C EEPROM
+ */
+#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
+/*
+ * The I2C EEPROM on the TAM3517 contains
+ * mac address and production data
+ */
+struct tam3517_module_info {
+ char customer[48];
+ char product[48];
+
+ /*
+ * bit 0~47 : sequence number
+ * bit 48~55 : week of year, from 0.
+ * bit 56~63 : year
+ */
+ unsigned long long sequence_number;
+
+ /*
+ * bit 0~7 : revision fixed
+ * bit 8~15 : revision major
+ * bit 16~31 : TNxxx
+ */
+ unsigned int revision;
+ unsigned char eth_addr[4][8];
+ unsigned char _rev[100];
+};
+
+#define TAM3517_READ_EEPROM(info, ret) \
+do { \
+ i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); \
+ if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, \
+ (void *)info, sizeof(*info))) \
+ ret = 1; \
+ else \
+ ret = 0; \
+} while (0)
+
+#define TAM3517_READ_MAC_FROM_EEPROM(info) \
+do { \
+ char buf[80], ethname[20]; \
+ int i; \
+ memset(buf, 0, sizeof(buf)); \
+ for (i = 0 ; i < ARRAY_SIZE((info)->eth_addr); i++) { \
+ sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", \
+ (info)->eth_addr[i][5], \
+ (info)->eth_addr[i][4], \
+ (info)->eth_addr[i][3], \
+ (info)->eth_addr[i][2], \
+ (info)->eth_addr[i][1], \
+ (info)->eth_addr[i][0]); \
+ \
+ if (i) \
+ sprintf(ethname, "eth%daddr", i); \
+ else \
+ sprintf(ethname, "ethaddr"); \
+ printf("Setting %s from EEPROM with %s\n", ethname, buf);\
+ setenv(ethname, buf); \
+ } \
+} while (0)
+
+/* The following macros are taken from Technexion's documentation */
+#define TAM3517_sequence_number(info) \
+ ((info)->sequence_number % 0x1000000000000LL)
+#define TAM3517_week_of_year(info) (((info)->sequence_number >> 48) % 0x100)
+#define TAM3517_year(info) ((info)->sequence_number >> 56)
+#define TAM3517_revision_fixed(info) ((info)->revision % 0x100)
+#define TAM3517_revision_major(info) (((info)->revision >> 8) % 0x100)
+#define TAM3517_revision_tn(info) ((info)->revision >> 16)
+
+#define TAM3517_PRINT_SOM_INFO(info) \
+do { \
+ printf("Vendor:%s\n", (info)->customer); \
+ printf("SOM: %s\n", (info)->product); \
+ printf("SeqNr: %02llu%02llu%012llu\n", \
+ TAM3517_year(info), \
+ TAM3517_week_of_year(info), \
+ TAM3517_sequence_number(info)); \
+ printf("Rev: TN%u %u.%u\n", \
+ TAM3517_revision_tn(info), \
+ TAM3517_revision_major(info), \
+ TAM3517_revision_fixed(info)); \
+} while (0)
+
+#endif
+