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author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
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committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/arm/plat-spear/include/plat/uncompress.h | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'arch/arm/plat-spear/include/plat/uncompress.h')
-rw-r--r-- | arch/arm/plat-spear/include/plat/uncompress.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/plat-spear/include/plat/uncompress.h b/arch/arm/plat-spear/include/plat/uncompress.h new file mode 100644 index 00000000..1bf84527 --- /dev/null +++ b/arch/arm/plat-spear/include/plat/uncompress.h @@ -0,0 +1,43 @@ +/* + * arch/arm/plat-spear/include/plat/uncompress.h + * + * Serial port stubs for kernel decompress status messages + * + * Copyright (C) 2009 ST Microelectronics + * Viresh Kumar<viresh.kumar@st.com> + * + * 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/hardware.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() +#define arch_decomp_wdog() + +#endif /* __PLAT_UNCOMPRESS_H */ |