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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/mach-nomadik/include/mach/uncompress.h | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'arch/arm/mach-nomadik/include/mach/uncompress.h')
-rw-r--r-- | arch/arm/mach-nomadik/include/mach/uncompress.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/mach-nomadik/include/mach/uncompress.h b/arch/arm/mach-nomadik/include/mach/uncompress.h new file mode 100644 index 00000000..071003bc --- /dev/null +++ b/arch/arm/mach-nomadik/include/mach/uncompress.h @@ -0,0 +1,63 @@ +/* + * Copyright (C) 2008 STMicroelectronics + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __ASM_ARCH_UNCOMPRESS_H +#define __ASM_ARCH_UNCOMPRESS_H + +#include <asm/setup.h> +#include <asm/io.h> +#include <mach/hardware.h> + +/* we need the constants in amba/serial.h, but it refers to amba_device */ +struct amba_device; +#include <linux/amba/serial.h> + +#define NOMADIK_UART_DR 0x101FB000 +#define NOMADIK_UART_LCRH 0x101FB02c +#define NOMADIK_UART_CR 0x101FB030 +#define NOMADIK_UART_FR 0x101FB018 + +static void putc(const char c) +{ + /* Do nothing if the UART is not enabled. */ + if (!(readb(NOMADIK_UART_CR) & UART01x_CR_UARTEN)) + return; + + if (c == '\n') + putc('\r'); + + while (readb(NOMADIK_UART_FR) & UART01x_FR_TXFF) + barrier(); + writeb(c, NOMADIK_UART_DR); +} + +static void flush(void) +{ + if (!(readb(NOMADIK_UART_CR) & UART01x_CR_UARTEN)) + return; + while (readb(NOMADIK_UART_FR) & UART01x_FR_BUSY) + barrier(); +} + +static inline void arch_decomp_setup(void) +{ +} + +#define arch_decomp_wdog() /* nothing to do here */ + +#endif /* __ASM_ARCH_UNCOMPRESS_H */ |