rockchip: defconfig: puma-rk3399: enable I2C

The RK3399-Q7 exposes I2C on its edge connector and uses it as one of
the interfaces towards the on-module STM32 (for the emulated RTC and
fan-controller).

Enable I2C and CMD_I2C support in the defconfig.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

configs/puma-rk3399_defconfig

@@ -9,8 +9,8 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
 CONFIG_SPL_SPI_SUPPORT=y
 CONFIG_SPL_STACK_R_ADDR=0x80000
 CONFIG_DEFAULT_DEVICE_TREE="rk3399-puma"
+CONFIG_DEBUG_UART=y
 CONFIG_FIT=y
-CONFIG_SPL_FIT=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_SOURCE="board/theobroma-systems/puma_rk3399/fit_spl_atf.its"
 # CONFIG_DISPLAY_CPUINFO is not set
@@ -25,6 +25,7 @@ CONFIG_CMD_GPT=y
 CONFIG_CMD_MMC=y
 CONFIG_CMD_SF=y
 CONFIG_CMD_SPI=y
+CONFIG_CMD_I2C=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_TIME=y
@@ -37,6 +38,7 @@ CONFIG_SPL_SYSCON=y
 CONFIG_CLK=y
 CONFIG_SPL_CLK=y
 CONFIG_ROCKCHIP_GPIO=y
+CONFIG_SYS_I2C_ROCKCHIP=y
 CONFIG_MISC=y
 CONFIG_ROCKCHIP_EFUSE=y
 CONFIG_MMC_DW=y
@@ -61,7 +63,6 @@ CONFIG_REGULATOR_RK8XX=y
 CONFIG_PWM_ROCKCHIP=y
 CONFIG_RAM=y
 CONFIG_SPL_RAM=y
-CONFIG_DEBUG_UART=y
 CONFIG_DEBUG_UART_BASE=0xFF180000
 CONFIG_DEBUG_UART_CLOCK=24000000
 CONFIG_DEBUG_UART_SHIFT=2