arm64: configs: enable configs for msm899(2/4) basic support

Given the mimimal hardware support for msm899(2/4) currently.
A few config options are needed to allow for continued
development and booting.

The following are needed for continued development and
booting:
  -8994 pinctrl for serial support
  -Enable Global Glock Controller (gcc)
Signed-off-by: NJeremy McNicoll <jeremymc@redhat.com>
Signed-off-by: NAndy Gross <andy.gross@linaro.org>

arch/arm64/configs/defconfig

@@ -249,6 +249,7 @@ CONFIG_SPMI=y
 CONFIG_PINCTRL_SINGLE=y
 CONFIG_PINCTRL_MAX77620=y
 CONFIG_PINCTRL_MSM8916=y
+CONFIG_PINCTRL_MSM8994=y
 CONFIG_PINCTRL_MSM8996=y
 CONFIG_PINCTRL_QDF2XXX=y
 CONFIG_PINCTRL_QCOM_SPMI_PMIC=y
@@ -390,6 +391,7 @@ CONFIG_COMMON_CLK_S2MPS11=y
 CONFIG_CLK_QORIQ=y
 CONFIG_COMMON_CLK_QCOM=y
 CONFIG_MSM_GCC_8916=y
+CONFIG_MSM_GCC_8994=y
 CONFIG_MSM_MMCC_8996=y
 CONFIG_HWSPINLOCK_QCOM=y
 CONFIG_MAILBOX=y