zynqmp: pm: Add support for setting PMU configuration object
Allow EL2 (e.g. U-Boot) to load the configuration object at runtime
into the Xilinx ZynqMP PMU firmware. This allows booting with U-Boot
and U-Boot SPL with PMU FW without hard-coding the configuration
object.
Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_sys.c b/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
index f651880..e0b9816 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_sys.c
@@ -356,7 +356,10 @@
*/
enum pm_ret_status pm_set_configuration(unsigned int phys_addr)
{
- return PM_RET_ERROR_NOTSUPPORTED;
+ uint32_t payload[PAYLOAD_ARG_CNT];
+
+ PM_PACK_PAYLOAD2(payload, PM_SET_CONFIGURATION, phys_addr);
+ return pm_ipi_send_sync(primary_proc, payload, NULL, 0);
}
/**