Convert CONFIG_SYS_FSL_NUM_CC_PLLS to Kconfig

This converts the following to Kconfig:
   CONFIG_SYS_FSL_NUM_CC_PLLS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/T2080RDB_SPIFLASH_defconfig b/configs/T2080RDB_SPIFLASH_defconfig
index 719f022..2e07b6a 100644
--- a/configs/T2080RDB_SPIFLASH_defconfig
+++ b/configs/T2080RDB_SPIFLASH_defconfig
@@ -26,6 +26,7 @@
 CONFIG_VID_FLS_ENV="t208xrdb_vdd_mv"
 CONFIG_VOL_MONITOR_IR36021_READ=y
 CONFIG_VOL_MONITOR_IR36021_SET=y
+CONFIG_SYS_FSL_NUM_CC_PLLS=2
 CONFIG_SYS_MEMTEST_START=0x00200000
 CONFIG_SYS_MEMTEST_END=0x00400000
 CONFIG_MP=y