diff options
author | Roshni Shah <shah.roshni@yahoo.com> | 2011-03-14 06:49:42 -0400 |
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committer | Justin Waters <justin.waters@timesys.com> | 2012-03-02 16:59:46 -0500 |
commit | 2731b2eadeaa141e6f305fa8086106608112bbaa (patch) | |
tree | 2702d45bac84073cd580ccb1bd3eafb9a000d3b6 /arch/arm/plat-mxs/include/mach/uncompress.h | |
parent | 6d23f5084c975be637f7d748db82116bf84d3872 (diff) |
Add support for the i.MX53 QSB2.6.35.3-mx53-early-201103141049
This patch seems to have originated from the 11.01.00 release
from Freescale, which is no longer available except through the
gitweb interface from Freescale.
http://opensource.freescale.com/git?p=imx/linux-2.6-imx.git;a=commit;h=27fdf7bae11978d21e8aba09bb635f49b07edd4a
Diffstat (limited to 'arch/arm/plat-mxs/include/mach/uncompress.h')
-rw-r--r-- | arch/arm/plat-mxs/include/mach/uncompress.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/arm/plat-mxs/include/mach/uncompress.h b/arch/arm/plat-mxs/include/mach/uncompress.h new file mode 100644 index 000000000000..fd4e4f845472 --- /dev/null +++ b/arch/arm/plat-mxs/include/mach/uncompress.h @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2009-2010 Freescale Semiconductor, Inc. All Rights Reserved. + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef __ASM_PLAT_UNCOMPRESS_H +#define __ASM_PLAT_UNCOMPRESS_H + +#include <mach/hardware.h> + +/* + * Register includes are for when the MMU enabled; we need to define our + * own stuff here for pre-MMU use + */ +#define UART_PORT_BASE DUART_PHYS_ADDR +#define UART(c) (((volatile unsigned *)UART_PORT_BASE)[c]) + +/* + * This does not append a newline + */ +static void putc(char c) +{ + /* Wait for TX fifo empty */ + while ((UART(6) & (1 << 7)) == 0) + continue; + + /* Write byte */ + UART(0) = c; + + /* Wait for last bit to exit the UART */ + while (UART(6) & (1 << 3)) + continue; +} + +#define flush() do { } while (0) +/* + * nothing to do + */ +#define arch_decomp_setup() + +#define arch_decomp_wdog() + +#endif /* __ASM_PLAT_UNCOMPRESS_H */ |