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-rw-r--r--plat/intel/soc/agilex/soc/agilex_mmc.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/plat/intel/soc/agilex/soc/agilex_mmc.c b/plat/intel/soc/agilex/soc/agilex_mmc.c
new file mode 100644
index 0000000..e05d92a
--- /dev/null
+++ b/plat/intel/soc/agilex/soc/agilex_mmc.c
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2020, Intel Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#include <lib/mmio.h>
+
+#include "socfpga_system_manager.h"
+#include "agilex_clock_manager.h"
+
+void agx_mmc_init(void)
+{
+ mmio_clrbits_32(CLKMGR_PERPLL + CLKMGR_PERPLL_EN,
+ CLKMGR_PERPLL_EN_SDMMCCLK);
+ mmio_write_32(SOCFPGA_SYSMGR(SDMMC),
+ SYSMGR_SDMMC_SMPLSEL(0) | SYSMGR_SDMMC_DRVSEL(3));
+ mmio_setbits_32(CLKMGR_PERPLL + CLKMGR_PERPLL_EN,
+ CLKMGR_PERPLL_EN_SDMMCCLK);
+}