ARM: SAMSUNG: Fix switching FIFO in arch_enable_uart_fifo function

When CONFIG_S3C_BOOT_UART_FORCE_FIFO symbol is set, we should
enable FIFO but actually switch command is missing in the code.
This patch adds this switching.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/plat-samsung/include/plat/uncompress.h b/arch/arm/plat-samsung/include/plat/uncompress.h
index 4afc32f..f48dc0a 100644 (file)
--- a/arch/arm/plat-samsung/include/plat/uncompress.h
+++ b/arch/arm/plat-samsung/include/plat/uncompress.h
@@ -145,6 +145,8 @@ static inline void arch_enable_uart_fifo(void)
                        if (!(fifocon & S3C2410_UFCON_RESETBOTH))
                                break;
                }
+
+               uart_wr(S3C2410_UFCON, S3C2410_UFCON_FIFOMODE);
        }
 }
 #else