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