zynqmp: pm: Invalidate unused APLL_TO_LPD clock

This clock does not drive any clock in LPD so there is no need for
Linux to try to initialize it.

Signed-off-by: Mirela Simonovic <mirela.simonovic@aggios.com>
Acked-by: Will Wong <WILLW@xilinx.com>
Signed-off-by: Jolly Shah <jollys@xilinx.com>
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_clock.c b/plat/xilinx/zynqmp/pm_service/pm_api_clock.c
index c49969f..10f749a 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_clock.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_clock.c
@@ -2256,6 +2256,7 @@
 static uint32_t pm_clk_invalid_list[] = {CLK_USB0, CLK_USB1, CLK_CSU_SPB,
 	CLK_ACPU_FULL,
 	CLK_ACPU_HALF,
+	CLK_APLL_TO_LPD,
 	CLK_DBG_FPD,
 	CLK_DBG_LPD,
 	CLK_DBG_TRACE,