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author | Josh Boyer <jwboyer@linux.vnet.ibm.com> | 2007-08-20 07:30:32 -0500 |
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committer | Josh Boyer <jwboyer@linux.vnet.ibm.com> | 2007-08-20 07:30:32 -0500 |
commit | 2ba4573cdaf98b0f3acb8795a66f412c1c41284a (patch) | |
tree | 34e161751ed0192c5b1af1f2001d4b035b985f34 /arch/powerpc/boot/bamboo.c | |
parent | 8c1449bdb4c7e9c4492ba18ded70fd8669eeffae (diff) | |
download | kernel_samsung_smdk4412-2ba4573cdaf98b0f3acb8795a66f412c1c41284a.zip kernel_samsung_smdk4412-2ba4573cdaf98b0f3acb8795a66f412c1c41284a.tar.gz kernel_samsung_smdk4412-2ba4573cdaf98b0f3acb8795a66f412c1c41284a.tar.bz2 |
[POWERPC] Bamboo zImage wrapper
Add a bootwrapper for the AMCC 440EP Bamboo Eval board. This also adds a
common fixup_clock function for all 440EP(x) chips.
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'arch/powerpc/boot/bamboo.c')
-rw-r--r-- | arch/powerpc/boot/bamboo.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/powerpc/boot/bamboo.c b/arch/powerpc/boot/bamboo.c new file mode 100644 index 0000000..bc09769 --- /dev/null +++ b/arch/powerpc/boot/bamboo.c @@ -0,0 +1,45 @@ +/* + * Copyright IBM Corporation, 2007 + * Josh Boyer <jwboyer@linux.vnet.ibm.com> + * + * Based on ebony wrapper: + * Copyright 2007 David Gibson, IBM Corporation. + * + * Clocking code based on code by: + * Stefan Roese <sr@denx.de> + * + * 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; version 2 of the License + */ +#include <stdarg.h> +#include <stddef.h> +#include "types.h" +#include "elf.h" +#include "string.h" +#include "stdio.h" +#include "page.h" +#include "ops.h" +#include "dcr.h" +#include "4xx.h" +#include "44x.h" + +extern char _dtb_start[]; +extern char _dtb_end[]; + +static void bamboo_fixups(void) +{ + unsigned long sysclk = 33333333; + + ibm440ep_fixup_clocks(sysclk, 11059200); + ibm4xx_fixup_memsize(); + ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00); +} + +void bamboo_init(void) +{ + platform_ops.fixups = bamboo_fixups; + platform_ops.exit = ibm44x_dbcr_reset; + ft_init(_dtb_start, 0, 32); + serial_console_init(); +} |