rockchip: defconfig: puma-rk3399: enable RTC
commit: 52280315a4 ("rtc: rewrite isl1208 to support DM") enables us to
use the on-module RTC emulation with the rk3399 device model i2c driver.
Signed-off-by: Klaus Goger <klaus.goger@theobroma-systems.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
diff --git a/configs/puma-rk3399_defconfig b/configs/puma-rk3399_defconfig
index 4324a82..b80aaaa 100644
--- a/configs/puma-rk3399_defconfig
+++ b/configs/puma-rk3399_defconfig
@@ -80,6 +80,8 @@
CONFIG_PWM_ROCKCHIP=y
CONFIG_RAM=y
CONFIG_SPL_RAM=y
+CONFIG_DM_RTC=y
+CONFIG_RTC_ISL1208=y
CONFIG_DEBUG_UART_BASE=0xFF180000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART_SHIFT=2