/* * arch/arm/plat-spear/include/plat/uncompress.h * * Serial port stubs for kernel decompress status messages * * Copyright (C) 2009 ST Microelectronics * Viresh Kumar <vireshk@kernel.org> * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ #include <linux/io.h> #include <linux/amba/serial.h> #include <mach/spear.h> #ifndef __PLAT_UNCOMPRESS_H #define __PLAT_UNCOMPRESS_H /* * This does not append a newline */ static inline void putc(int c) { void __iomem *base = (void __iomem *)SPEAR_DBG_UART_BASE; while (readl_relaxed(base + UART01x_FR) & UART01x_FR_TXFF) barrier(); writel_relaxed(c, base + UART01x_DR); } static inline void flush(void) { } /* * nothing to do */ #define arch_decomp_setup() #endif /* __PLAT_UNCOMPRESS_H */