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--- a/arch/mips/lantiq/devices.c
+++ b/arch/mips/lantiq/devices.c
@@ -120,3 +120,20 @@
pr_err("kernel is compiled without PCI support\n");
}
#endif
+
+static unsigned int *cp1_base = 0;
+unsigned int*
+ltq_get_cp1_base(void)
+{
+ return cp1_base;
+}
+EXPORT_SYMBOL(ltq_get_cp1_base);
+
+void __init
+ltq_register_tapi(void)
+{
+#define CP1_SIZE (1 << 20)
+ dma_addr_t dma;
+ cp1_base =
+ (void*)CPHYSADDR(dma_alloc_coherent(NULL, CP1_SIZE, &dma, GFP_ATOMIC));
+}
--- a/arch/mips/lantiq/devices.h
+++ b/arch/mips/lantiq/devices.h
@@ -19,5 +19,6 @@
extern void ltq_register_wdt(void);
extern void ltq_register_asc(int port);
extern void ltq_register_pci(struct ltq_pci_data *data);
+extern void ltq_register_tapi(void);
#endif
--- a/arch/mips/lantiq/xway/mach-easy50712.c
+++ b/arch/mips/lantiq/xway/mach-easy50712.c
@@ -61,6 +61,7 @@
ltq_register_nor(&easy50712_flash_data);
ltq_register_pci(<q_pci_data);
ltq_register_etop(<q_eth_data);
+ ltq_register_tapi();
}
MIPS_MACHINE(LTQ_MACH_EASY50712,
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