1 files changed, 19 insertions, 0 deletions
diff --git a/plat/intel/soc/stratix10/soc/s10_mmc.c b/plat/intel/soc/stratix10/soc/s10_mmc.c
new file mode 100644
index 0000000..333bdd6
--- /dev/null
+++ b/plat/intel/soc/stratix10/soc/s10_mmc.c
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2022, Intel Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#include <lib/mmio.h>
+
+#include "s10_clock_manager.h"
+#include "socfpga_system_manager.h"
+
+void s10_mmc_init(void)
+{
+	mmio_clrbits_32(ALT_CLKMGR_PERPLL + ALT_CLKMGR_PERPLL_EN,
+		ALT_CLKMGR_PERPLL_EN_SDMMCCLK);
+	mmio_write_32(SOCFPGA_SYSMGR(SDMMC),
+		SYSMGR_SDMMC_SMPLSEL(2) | SYSMGR_SDMMC_DRVSEL(3));
+	mmio_setbits_32(ALT_CLKMGR_PERPLL + ALT_CLKMGR_PERPLL_EN,
+		ALT_CLKMGR_PERPLL_EN_SDMMCCLK);
+}