| /* |
| * Copyright (C) 2009 ST-Ericsson |
| * |
| * 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 <linux/io.h> |
| #include <mach/hardware.h> |
| |
| #define U8500_UART_DR 0x80007000 |
| #define U8500_UART_LCRH 0x8000702c |
| #define U8500_UART_CR 0x80007030 |
| #define U8500_UART_FR 0x80007018 |
| |
| static void putc(const char c) |
| { |
| /* Do nothing if the UART is not enabled. */ |
| if (!(__raw_readb(U8500_UART_CR) & 0x1)) |
| return; |
| |
| if (c == '\n') |
| putc('\r'); |
| |
| while (__raw_readb(U8500_UART_FR) & (1 << 5)) |
| barrier(); |
| __raw_writeb(c, U8500_UART_DR); |
| } |
| |
| static void flush(void) |
| { |
| if (!(__raw_readb(U8500_UART_CR) & 0x1)) |
| return; |
| while (__raw_readb(U8500_UART_FR) & (1 << 3)) |
| barrier(); |
| } |
| |
| static inline void arch_decomp_setup(void) |
| { |
| } |
| |
| #define arch_decomp_wdog() /* nothing to do here */ |
| |
| #endif /* __ASM_ARCH_UNCOMPRESS_H */ |
