arm64: dts: qcom: Add pm8005 and pm8998 support

Add basic support for the pm8005 and pm8998 PMICs. For now just support
the GPIO controllers.

Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Evan Green <evgreen@chromium.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>