[MIPS] Make ioremap() work on TX39/49 special unmapped segment

[cascardo/linux.git] / include / asm-mips / io.h

diff --git a/include/asm-mips/io.h b/include/asm-mips/io.h
index 92ec261..12bcc1f 100644 (file)
--- a/include/asm-mips/io.h
+++ b/include/asm-mips/io.h
@@ -178,6 +178,11 @@ extern void __iounmap(const volatile void __iomem *addr);
 static inline void __iomem * __ioremap_mode(phys_t offset, unsigned long size,
        unsigned long flags)
 {
+       void __iomem *addr = plat_ioremap(offset, size, flags);
+
+       if (addr)
+               return addr;
+
 #define __IS_LOW512(addr) (!((phys_t)(addr) & (phys_t) ~0x1fffffffULL))
 
        if (cpu_has_64bit_addresses) {
@@ -282,6 +287,9 @@ static inline void __iomem * __ioremap_mode(phys_t offset, unsigned long size,
 
 static inline void iounmap(const volatile void __iomem *addr)
 {
+       if (plat_iounmap(addr))
+               return;
+
 #define __IS_KSEG1(addr) (((unsigned long)(addr) & ~0x1fffffffUL) == CKSEG1)
 
        if (cpu_has_64bit_addresses ||