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-rw-r--r--plat/mediatek/mt8173/scu.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/plat/mediatek/mt8173/scu.c b/plat/mediatek/mt8173/scu.c
new file mode 100644
index 0000000..2524d72
--- /dev/null
+++ b/plat/mediatek/mt8173/scu.c
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <lib/mmio.h>
+
+#include <mcucfg.h>
+
+void disable_scu(unsigned long mpidr)
+{
+ if (mpidr & MPIDR_CLUSTER_MASK)
+ mmio_setbits_32((uintptr_t)&mt8173_mcucfg->mp1_miscdbg,
+ MP1_ACINACTM);
+ else
+ mmio_setbits_32((uintptr_t)&mt8173_mcucfg->mp0_axi_config,
+ MP0_ACINACTM);
+}
+
+void enable_scu(unsigned long mpidr)
+{
+ if (mpidr & MPIDR_CLUSTER_MASK)
+ mmio_clrbits_32((uintptr_t)&mt8173_mcucfg->mp1_miscdbg,
+ MP1_ACINACTM);
+ else
+ mmio_clrbits_32((uintptr_t)&mt8173_mcucfg->mp0_axi_config,
+ MP0_ACINACTM);
+}