mips: octeon: ebb7304: Add support for some I2C devices

This patch adds support for the following I2C devices connected to
I2C bus 0 on the Octeon EBB7304:
- Dallas DS1337 RTC
- TLV EEPROM

Signed-off-by: Aaron Williams <awilliams@marvell.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Chandrakala Chavva <cchavva@marvell.com>
Cc: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
diff --git a/configs/octeon_ebb7304_defconfig b/configs/octeon_ebb7304_defconfig
index cc8c26d..f614e95 100644
--- a/configs/octeon_ebb7304_defconfig
+++ b/configs/octeon_ebb7304_defconfig
@@ -9,7 +9,7 @@
 CONFIG_ARCH_OCTEON=y
 # CONFIG_MIPS_CACHE_SETUP is not set
 # CONFIG_MIPS_CACHE_DISABLE is not set
-CONFIG_MIPS_RELOCATION_TABLE_SIZE=0x8800
+CONFIG_MIPS_RELOCATION_TABLE_SIZE=0xc000
 CONFIG_DEBUG_UART=y
 CONFIG_OF_BOARD_FIXUP=y
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
@@ -24,6 +24,7 @@
 CONFIG_CMD_USB=y
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_PING=y
+CONFIG_CMD_RTC=y
 CONFIG_CMD_TIME=y
 CONFIG_CMD_EXT4=y
 CONFIG_CMD_FAT=y
@@ -60,6 +61,8 @@
 CONFIG_RAM=y
 CONFIG_RAM_OCTEON=y
 CONFIG_RAM_OCTEON_DDR4=y
+CONFIG_DM_RTC=y
+CONFIG_RTC_DS1307=y
 CONFIG_DEBUG_UART_SHIFT=3
 CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_SYS_NS16550=y