powerpc/QE: add support for QE USB clocks routing

[deliverable/linux.git] / arch / powerpc / sysdev / qe_lib / ucc.c

diff --git a/arch/powerpc/sysdev/qe_lib/ucc.c b/arch/powerpc/sysdev/qe_lib/ucc.c
index 0e348d9af8a67ba2bec9e36da49fc2c2bfb44e58..d3c7f5af9bc8e6113d7789999ba0c7dde433fda0 100644 (file)
--- a/arch/powerpc/sysdev/qe_lib/ucc.c
+++ b/arch/powerpc/sysdev/qe_lib/ucc.c
@@ -26,7 +26,8 @@
 #include <asm/qe.h>
 #include <asm/ucc.h>
 
-static DEFINE_SPINLOCK(ucc_lock);
+DEFINE_SPINLOCK(cmxgcr_lock);
+EXPORT_SYMBOL(cmxgcr_lock);
 
 int ucc_set_qe_mux_mii_mng(unsigned int ucc_num)
 {
@@ -35,10 +36,10 @@ int ucc_set_qe_mux_mii_mng(unsigned int ucc_num)
        if (ucc_num > UCC_MAX_NUM - 1)
                return -EINVAL;
 
-       spin_lock_irqsave(&ucc_lock, flags);
+       spin_lock_irqsave(&cmxgcr_lock, flags);
        clrsetbits_be32(&qe_immr->qmx.cmxgcr, QE_CMXGCR_MII_ENET_MNG,
                ucc_num << QE_CMXGCR_MII_ENET_MNG_SHIFT);
-       spin_unlock_irqrestore(&ucc_lock, flags);
+       spin_unlock_irqrestore(&cmxgcr_lock, flags);
 
        return 0;
 }