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Diffstat (limited to 'arch/riscv/cpu/ax25/cpu.c')
-rw-r--r--arch/riscv/cpu/ax25/cpu.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/riscv/cpu/ax25/cpu.c b/arch/riscv/cpu/ax25/cpu.c
new file mode 100644
index 0000000000..ab05b57d4f
--- /dev/null
+++ b/arch/riscv/cpu/ax25/cpu.c
@@ -0,0 +1,32 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2017 Andes Technology Corporation
+ * Rick Chen, Andes Technology Corporation <rick@andestech.com>
+ */
+
+/* CPU specific code */
+#include <common.h>
+#include <command.h>
+#include <watchdog.h>
+#include <asm/cache.h>
+
+/*
+ * cleanup_before_linux() is called just before we call linux
+ * it prepares the processor for linux
+ *
+ * we disable interrupt and caches.
+ */
+int cleanup_before_linux(void)
+{
+ disable_interrupts();
+
+ /* turn off I/D-cache */
+
+ return 0;
+}
+
+int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ disable_interrupts();
+ panic("ax25-ae350 wdt not support yet.\n");
+}