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-rw-r--r--arch/blackfin/kernel/bfin_dma_5xx.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma_5xx.c
index 9f9b828..14dea1a 100644
--- a/arch/blackfin/kernel/bfin_dma_5xx.c
+++ b/arch/blackfin/kernel/bfin_dma_5xx.c
@@ -19,6 +19,7 @@
#include <asm/cacheflush.h>
#include <asm/dma.h>
#include <asm/uaccess.h>
+#include <asm/early_printk.h>
/*
* To make sure we work around 05000119 - we always check DMA_DONE bit,
@@ -236,6 +237,7 @@ void blackfin_dma_resume(void)
*/
void __init blackfin_dma_early_init(void)
{
+ early_shadow_stamp();
bfin_write_MDMA_S0_CONFIG(0);
bfin_write_MDMA_S1_CONFIG(0);
}
@@ -246,6 +248,8 @@ void __init early_dma_memcpy(void *pdst, const void *psrc, size_t size)
unsigned long src = (unsigned long)psrc;
struct dma_register *dst_ch, *src_ch;
+ early_shadow_stamp();
+
/* We assume that everything is 4 byte aligned, so include
* a basic sanity check
*/
@@ -300,6 +304,8 @@ void __init early_dma_memcpy(void *pdst, const void *psrc, size_t size)
void __init early_dma_memcpy_done(void)
{
+ early_shadow_stamp();
+
while ((bfin_read_MDMA_S0_CONFIG() && !(bfin_read_MDMA_D0_IRQ_STATUS() & DMA_DONE)) ||
(bfin_read_MDMA_S1_CONFIG() && !(bfin_read_MDMA_D1_IRQ_STATUS() & DMA_DONE)))
continue;
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