2 * arch/arm/plat-mxc/include/mach/uncompress.h
6 * Copyright (C) 1999 ARM Limited
7 * Copyright (C) Shane Nay (shane@minirl.com)
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #ifndef __ASM_ARCH_MXC_UNCOMPRESS_H__
24 #define __ASM_ARCH_MXC_UNCOMPRESS_H__
26 #define __MXC_BOOT_UNCOMPRESS
28 #include <mach/hardware.h>
29 #include <asm/mach-types.h>
31 static unsigned long uart_base;
33 #define UART(x) (*(volatile unsigned long *)(uart_base + (x)))
36 #define USR2_TXFE (1<<14)
42 * The following code assumes the serial port has already been
43 * initialized by the bootloader. We search for the first enabled
44 * port in the most probable order. If you didn't setup a port in
45 * your bootloader then nothing will appear (which might be desired).
47 * This does not append a newline
50 static void putc(int ch)
54 if (!(UART(UCR1) & UCR1_UARTEN))
57 while (!(UART(USR2) & USR2_TXFE))
63 #define flush() do { } while (0)
65 #define MX1_UART1_BASE_ADDR 0x00206000
66 #define MX2X_UART1_BASE_ADDR 0x1000a000
67 #define MX3X_UART1_BASE_ADDR 0x43F90000
69 static __inline__ void __arch_decomp_setup(unsigned long arch_id)
72 case MACH_TYPE_MX1ADS:
73 case MACH_TYPE_SCB9328:
74 uart_base = MX1_UART1_BASE_ADDR;
76 case MACH_TYPE_IMX27LITE:
77 case MACH_TYPE_MX27_3DS:
78 case MACH_TYPE_MX27ADS:
79 case MACH_TYPE_PCM038:
80 case MACH_TYPE_MX21ADS:
81 uart_base = MX2X_UART1_BASE_ADDR;
83 case MACH_TYPE_MX31LITE:
84 case MACH_TYPE_ARMADILLO5X0:
85 case MACH_TYPE_MX31MOBOARD:
87 case MACH_TYPE_MX31_3DS:
88 case MACH_TYPE_PCM037:
89 case MACH_TYPE_MX31ADS:
90 case MACH_TYPE_MX35_3DS:
91 case MACH_TYPE_PCM043:
92 uart_base = MX3X_UART1_BASE_ADDR;
99 #define arch_decomp_setup() __arch_decomp_setup(arch_id)
100 #define arch_decomp_wdog()
102 #endif /* __ASM_ARCH_MXC_UNCOMPRESS_H__ */