arch/arm/mach-ixp23xx/include/mach/uncompress.h

   1 /*
   2  * arch/arm/mach-ixp23xx/include/mach/uncompress.h
   3  *
   4  * Copyright (C) 2002-2004 Intel Corporation.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #ifndef __ASM_ARCH_UNCOMPRESS_H
  12 #define __ASM_ARCH_UNCOMPRESS_H
  13
  14 #include <mach/ixp23xx.h>
  15 #include <linux/serial_reg.h>
  16
  17 #define UART_BASE       ((volatile u32 *)IXP23XX_UART1_PHYS)
  18
  19 static inline void putc(char c)
  20 {
  21         int j;
  22
  23         for (j = 0; j < 0x1000; j++) {
  24                 if (UART_BASE[UART_LSR] & UART_LSR_THRE)
  25                         break;
  26                 barrier();
  27         }
  28
  29         UART_BASE[UART_TX] = c;
  30 }
  31
  32 static inline void flush(void)
  33 {
  34 }
  35
  36 #define arch_decomp_setup()
  37 #define arch_decomp_wdog()
  38
  39
  40 #endif