plat: imx8m: Add the PU power domain support on imx8mm/mn

Add the PU power domain support for imx8mm/mn.

Signed-off-by: Jacky Bai <ping.bai@nxp.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/plat/imx/imx8m/gpc_common.c b/plat/imx/imx8m/gpc_common.c
index 81755a70..d8d349fb 100644
--- a/plat/imx/imx8m/gpc_common.c
+++ b/plat/imx/imx8m/gpc_common.c
@@ -9,6 +9,7 @@
 #include <arch.h>
 #include <arch_helpers.h>
 #include <common/debug.h>
+#include <common/runtime_svc.h>
 #include <lib/mmio.h>
 #include <lib/psci/psci.h>
 
@@ -16,6 +17,8 @@
 #include <imx8m_psci.h>
 #include <plat_imx8.h>
 
+#define FSL_SIP_CONFIG_GPC_PM_DOMAIN		0x03
+
 static uint32_t gpc_imr_offset[] = { 0x30, 0x40, 0x1c0, 0x1d0, };
 
 #pragma weak imx_set_cpu_pwr_off
@@ -272,3 +275,16 @@ void imx_anamix_override(bool enter)
 		}
 	}
 }
+
+int imx_gpc_handler(uint32_t smc_fid, u_register_t x1, u_register_t x2, u_register_t x3)
+{
+	switch(x1) {
+	case FSL_SIP_CONFIG_GPC_PM_DOMAIN:
+		imx_gpc_pm_domain_enable(x2, x3);
+		break;
+	default:
+		return SMC_UNK;
+	}
+
+	return 0;
+}