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-rw-r--r--arch/powerpc/sysdev/cpm_common.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/arch/powerpc/sysdev/cpm_common.c b/arch/powerpc/sysdev/cpm_common.c
index cb7df2dce44..e4b7296acb2 100644
--- a/arch/powerpc/sysdev/cpm_common.c
+++ b/arch/powerpc/sysdev/cpm_common.c
@@ -37,7 +37,7 @@ static void udbg_putc_cpm(char c)
u8 __iomem *txbuf = (u8 __iomem __force *)in_be32(&cpm_udbg_txdesc[1]);
if (c == '\n')
- udbg_putc('\r');
+ udbg_putc_cpm('\r');
while (in_be32(&cpm_udbg_txdesc[0]) & 0x80000000)
;
@@ -53,7 +53,6 @@ void __init udbg_init_cpm(void)
setbat(1, 0xf0000000, 0xf0000000, 1024*1024, _PAGE_IO);
#endif
udbg_putc = udbg_putc_cpm;
- udbg_putc('X');
}
}
#endif
@@ -85,9 +84,13 @@ int __init cpm_muram_init(void)
np = of_find_compatible_node(NULL, NULL, "fsl,cpm-muram-data");
if (!np) {
- printk(KERN_ERR "Cannot find CPM muram data node");
- ret = -ENODEV;
- goto out;
+ /* try legacy bindings */
+ np = of_find_node_by_name(NULL, "data-only");
+ if (!np) {
+ printk(KERN_ERR "Cannot find CPM muram data node");
+ ret = -ENODEV;
+ goto out;
+ }
}
muram_pbase = of_translate_address(np, zero);
@@ -189,6 +192,12 @@ void __iomem *cpm_muram_addr(unsigned long offset)
}
EXPORT_SYMBOL(cpm_muram_addr);
+unsigned long cpm_muram_offset(void __iomem *addr)
+{
+ return addr - (void __iomem *)muram_vbase;
+}
+EXPORT_SYMBOL(cpm_muram_offset);
+
/**
* cpm_muram_dma - turn a muram virtual address into a DMA address
* @offset: virtual address from cpm_muram_addr() to convert