MIPS: Loongson: Add basic Loongson 2F support

[pandora-kernel.git] / arch / mips / loongson / common / init.c

diff --git a/arch/mips/loongson/common/init.c b/arch/mips/loongson/common/init.c
index 3b1dbc1..743d357 100644 (file)
--- a/arch/mips/loongson/common/init.c
+++ b/arch/mips/loongson/common/init.c
@@ -12,12 +12,20 @@
 
 #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));
 
+#if defined(CONFIG_CPU_LOONGSON2F) && defined(CONFIG_64BIT)
+       _loongson_addrwincfg_base = (unsigned long)
+               ioremap(LOONGSON_ADDRWINCFG_BASE, LOONGSON_ADDRWINCFG_SIZE);
+#endif
+
        prom_init_cmdline();
        prom_init_env();
        prom_init_memory();