GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/trusted-firmware/trusted-firmware-a-2.8/plat/imx/common/imx_csu.c

@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <lib/mmio.h>
+
+#include <imx_csu.h>
+#include <imx_regs.h>
+
+void imx_csu_init(void)
+{
+	int i;
+	uintptr_t *csl_reg = (uintptr_t *)CSU_BASE;
+
+	for (i = 0; i < MXC_MAX_CSU_REGS; i++, csl_reg++)
+		mmio_write_32((uintptr_t)csl_reg, CSU_CSL_OPEN_ACCESS);
+}