| /* |
| * 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> |
| |
| /* 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 (void __iomem *)0x101FB000 |
| #define NOMADIK_UART_LCRH (void __iomem *)0x101FB02c |
| #define NOMADIK_UART_CR (void __iomem *)0x101FB030 |
| #define NOMADIK_UART_FR (void __iomem *)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) |
| { |
| } |
| |
| #endif /* __ASM_ARCH_UNCOMPRESS_H */ |