diff options
author | Giuseppe Coviello <cjg@cruxppc.org> | 2008-05-19 15:20:47 (GMT) |
---|---|---|
committer | Josh Boyer <jwboyer@linux.vnet.ibm.com> | 2008-06-11 12:32:49 (GMT) |
commit | b6014e15bc38a33cf9591d33674dd870027cb623 (patch) | |
tree | 6a1fd99c29fb0f81ac88aeaa8c9899cadc93b336 /arch/powerpc/boot/cuboot-sam440ep.c | |
parent | 995ada8d5e6b3d5a32ca3e544a564d0623c4f3fa (diff) | |
download | linux-b6014e15bc38a33cf9591d33674dd870027cb623.tar.xz |
powerpc/4xx: Sam440ep support
The Sam440ep is an high customizable general purpose mini-itx board,
based on the AMCC 440EP and with a LatticeXP FPGA onboard.
It's poduced by ACube Systems Srl (Bassano del Grappa, Italy),
http://www.acube-systems.biz.
Signed-off-by: Giuseppe Coviello <gicoviello@gmail.com>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Diffstat (limited to 'arch/powerpc/boot/cuboot-sam440ep.c')
-rw-r--r-- | arch/powerpc/boot/cuboot-sam440ep.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/powerpc/boot/cuboot-sam440ep.c b/arch/powerpc/boot/cuboot-sam440ep.c new file mode 100644 index 0000000..ec10a47 --- /dev/null +++ b/arch/powerpc/boot/cuboot-sam440ep.c @@ -0,0 +1,49 @@ +/* + * Old U-boot compatibility for Sam440ep based off bamboo.c code + * original copyrights below + * + * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com> + * + * Copyright 2007 IBM Corporation + * + * Based on cuboot-ebony.c + * + * Modified from cuboot-bamboo.c for sam440ep: + * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include "ops.h" +#include "stdio.h" +#include "44x.h" +#include "4xx.h" +#include "cuboot.h" + +#define TARGET_4xx +#define TARGET_44x +#include "ppcboot.h" + +static bd_t bd; + +static void sam440ep_fixups(void) +{ + unsigned long sysclk = 66666666; + + ibm440ep_fixup_clocks(sysclk, 11059200, 25000000); + ibm4xx_sdram_fixup_memsize(); + ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00); + dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr); +} + +void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7) +{ + CUBOOT_INIT(); + platform_ops.fixups = sam440ep_fixups; + platform_ops.exit = ibm44x_dbcr_reset; + fdt_init(_dtb_start); + serial_console_init(); +} |