diff options
Diffstat (limited to 'include/asm-arm/arch-at91/uncompress.h')
| -rw-r--r-- | include/asm-arm/arch-at91/uncompress.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91/uncompress.h b/include/asm-arm/arch-at91/uncompress.h index 30ac587b3b4..272a7e0dc6c 100644 --- a/include/asm-arm/arch-at91/uncompress.h +++ b/include/asm-arm/arch-at91/uncompress.h @@ -33,20 +33,24 @@ */ static void putc(int c) { +#ifdef AT91_DBGU void __iomem *sys = (void __iomem *) AT91_BASE_SYS; /* physical address */ while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXRDY)) barrier(); __raw_writel(c, sys + AT91_DBGU_THR); +#endif } static inline void flush(void) { +#ifdef AT91_DBGU void __iomem *sys = (void __iomem *) AT91_BASE_SYS; /* physical address */ /* wait for transmission to complete */ while (!(__raw_readl(sys + AT91_DBGU_SR) & AT91_DBGU_TXEMPTY)) barrier(); +#endif } #define arch_decomp_setup() |