arm: socfpga: move vining_fpga to DM_I2C

All socfpga boards except for vining_fpga use DM_I2C. Enable
DM_I2C for this board and set the EEPROM defines via Kconfig
(enabling CONFIG_I2C_EEPROM from MISC).

Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Series-changes: 2
- added (this) patch to move socfpga_vining to DM_I2C

configs/socfpga_vining_fpga_defconfig

@@ -16,8 +16,8 @@ CONFIG_VERSION_VARIABLE=y
 CONFIG_DISPLAY_BOARDINFO_LATE=y
 CONFIG_SPL_SPI_LOAD=y
 CONFIG_CMD_ASKENV=y
-CONFIG_CMD_GREPENV=y
 CONFIG_CMD_EEPROM=y
+CONFIG_CMD_GREPENV=y
 CONFIG_CMD_DFU=y
 # CONFIG_CMD_FLASH is not set
 CONFIG_CMD_GPIO=y
@@ -44,6 +44,7 @@ CONFIG_DFU_RAM=y
 CONFIG_DFU_SF=y
 CONFIG_DM_GPIO=y
 CONFIG_DWAPB_GPIO=y
+CONFIG_DM_I2C=y
 CONFIG_LED_STATUS=y
 CONFIG_LED_STATUS_GPIO=y
 CONFIG_LED_STATUS0=y
@@ -55,6 +56,11 @@ CONFIG_LED_STATUS_BIT2=54
 CONFIG_LED_STATUS3=y
 CONFIG_LED_STATUS_BIT3=65
 CONFIG_LED_STATUS_CMD=y
+CONFIG_MISC=y
+CONFIG_I2C_EEPROM=y
+CONFIG_SYS_I2C_EEPROM_ADDR=0x50
+CONFIG_SYS_EEPROM_PAGE_WRITE_BITS=3
+CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS=70
 CONFIG_DM_MMC=y
 CONFIG_MMC_DW=y
 CONFIG_MTD_DEVICE=y