60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
|
/*
|
||
|
|
* ATSTK1000 board-specific setup code.
|
||
|
|
*
|
||
|
|
* Copyright (C) 2005-2006 Atmel Corporation
|
||
|
|
*
|
||
|
|
* 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 <linux/bootmem.h>
|
||
|
|
#include <linux/init.h>
|
||
|
|
#include <linux/types.h>
|
||
|
|
#include <linux/linkage.h>
|
||
|
|
|
||
|
|
#include <asm/setup.h>
|
||
|
|
|
||
|
|
#include <asm/arch/board.h>
|
||
|
|
|
||
|
|
/* Initialized by bootloader-specific startup code. */
|
||
|
|
struct tag *bootloader_tags __initdata;
|
||
|
|
|
||
|
|
struct lcdc_platform_data __initdata atstk1000_fb0_data;
|
||
|
|
|
||
|
|
asmlinkage void __init board_early_init(void)
|
||
|
|
{
|
||
|
|
extern void sdram_init(void);
|
||
|
|
|
||
|
|
#ifdef CONFIG_LOADER_STANDALONE
|
||
|
|
sdram_init();
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
void __init board_setup_fbmem(unsigned long fbmem_start,
|
||
|
|
unsigned long fbmem_size)
|
||
|
|
{
|
||
|
|
if (!fbmem_size)
|
||
|
|
return;
|
||
|
|
|
||
|
|
if (!fbmem_start) {
|
||
|
|
void *fbmem;
|
||
|
|
|
||
|
|
fbmem = alloc_bootmem_low_pages(fbmem_size);
|
||
|
|
fbmem_start = __pa(fbmem);
|
||
|
|
} else {
|
||
|
|
pg_data_t *pgdat;
|
||
|
|
|
||
|
|
for_each_online_pgdat(pgdat) {
|
||
|
|
if (fbmem_start >= pgdat->bdata->node_boot_start
|
||
|
|
&& fbmem_start <= pgdat->bdata->node_low_pfn)
|
||
|
|
reserve_bootmem_node(pgdat, fbmem_start,
|
||
|
|
fbmem_size);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
printk("%luKiB framebuffer memory at address 0x%08lx\n",
|
||
|
|
fbmem_size >> 10, fbmem_start);
|
||
|
|
atstk1000_fb0_data.fbmem_start = fbmem_start;
|
||
|
|
atstk1000_fb0_data.fbmem_size = fbmem_size;
|
||
|
|
}
|