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Diffstat (limited to 'arch/mips/loongson/common/init.c')
-rw-r--r--arch/mips/loongson/common/init.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/mips/loongson/common/init.c b/arch/mips/loongson/common/init.c
new file mode 100644
index 00000000..19d34159
--- /dev/null
+++ b/arch/mips/loongson/common/init.c
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2009 Lemote Inc.
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/bootmem.h>
+
+#include <loongson.h>
+
+/* Loongson CPU address windows config space base address */
+unsigned long __maybe_unused _loongson_addrwincfg_base;
+
+void __init prom_init(void)
+{
+ /* init base address of io space */
+ set_io_port_base((unsigned long)
+ ioremap(LOONGSON_PCIIO_BASE, LOONGSON_PCIIO_SIZE));
+
+#ifdef CONFIG_CPU_SUPPORTS_ADDRWINCFG
+ _loongson_addrwincfg_base = (unsigned long)
+ ioremap(LOONGSON_ADDRWINCFG_BASE, LOONGSON_ADDRWINCFG_SIZE);
+#endif
+
+ prom_init_cmdline();
+ prom_init_env();
+ prom_init_memory();
+
+ /*init the uart base address */
+ prom_init_uart_base();
+}
+
+void __init prom_free_prom_memory(void)
+{
+}