[PATCH v2] powerpc/fsl-85xx: fix compile error

[WANG Wenhu]

Include "linux/of_address.h" to fix the compile error for
mpc85xx_l2ctlr_of_probe() when compiling fsl_85xx_cache_sram.c.

  CC      arch/powerpc/sysdev/fsl_85xx_l2ctlr.o
arch/powerpc/sysdev/fsl_85xx_l2ctlr.c: In function âmpc85xx_l2ctlr_of_probeâ:
arch/powerpc/sysdev/fsl_85xx_l2ctlr.c:90:11: error: implicit declaration of function âof_iomapâ; did you mean âpci_iomapâ? [-Werror=implicit-function-declaration]
  l2ctlr = of_iomap(dev->dev.of_node, 0);
           ^~~~~~~~
           pci_iomap
arch/powerpc/sysdev/fsl_85xx_l2ctlr.c:90:9: error: assignment makes pointer from integer without a cast [-Werror=int-conversion]
  l2ctlr = of_iomap(dev->dev.of_node, 0);
         ^
cc1: all warnings being treated as errors
scripts/Makefile.build:267: recipe for target 'arch/powerpc/sysdev/fsl_85xx_l2ctlr.o' failed
make[2]: *** [arch/powerpc/sysdev/fsl_85xx_l2ctlr.o] Error 1

Fixes: commit 6db92cc9d07d ("powerpc/85xx: add cache-sram support")
Signed-off-by: WANG Wenhu <wenhu.wang@xxxxxxxx>
---
 arch/powerpc/sysdev/fsl_85xx_l2ctlr.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/sysdev/fsl_85xx_l2ctlr.c b/arch/powerpc/sysdev/fsl_85xx_l2ctlr.c
index 2d0af0c517bb..7533572492f0 100644
--- a/arch/powerpc/sysdev/fsl_85xx_l2ctlr.c
+++ b/arch/powerpc/sysdev/fsl_85xx_l2ctlr.c
@@ -10,6 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/of_platform.h>
+#include <linux/of_address.h>
 #include <asm/io.h>
 
 #include "fsl_85xx_cache_ctlr.h"
-- 
2.17.1