| Haavard Skinnemoen | 5f97f7f | 2006-09-25 23:32:13 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * ATSTK1000 board-specific setup code. |
| 3 | * |
| 4 | * Copyright (C) 2005-2006 Atmel Corporation |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | */ |
| 10 | #include <linux/bootmem.h> |
| 11 | #include <linux/init.h> |
| 12 | #include <linux/types.h> |
| 13 | #include <linux/linkage.h> |
| 14 | |
| 15 | #include <asm/setup.h> |
| 16 | |
| 17 | #include <asm/arch/board.h> |
| 18 | |
| 19 | /* Initialized by bootloader-specific startup code. */ |
| 20 | struct tag *bootloader_tags __initdata; |
| 21 | |
| 22 | struct lcdc_platform_data __initdata atstk1000_fb0_data; |
| 23 | |
| 24 | asmlinkage void __init board_early_init(void) |
| 25 | { |
| 26 | extern void sdram_init(void); |
| 27 | |
| 28 | #ifdef CONFIG_LOADER_STANDALONE |
| 29 | sdram_init(); |
| 30 | #endif |
| 31 | } |
| 32 | |
| 33 | void __init board_setup_fbmem(unsigned long fbmem_start, |
| 34 | unsigned long fbmem_size) |
| 35 | { |
| 36 | if (!fbmem_size) |
| 37 | return; |
| 38 | |
| 39 | if (!fbmem_start) { |
| 40 | void *fbmem; |
| 41 | |
| 42 | fbmem = alloc_bootmem_low_pages(fbmem_size); |
| 43 | fbmem_start = __pa(fbmem); |
| 44 | } else { |
| 45 | pg_data_t *pgdat; |
| 46 | |
| 47 | for_each_online_pgdat(pgdat) { |
| 48 | if (fbmem_start >= pgdat->bdata->node_boot_start |
| 49 | && fbmem_start <= pgdat->bdata->node_low_pfn) |
| 50 | reserve_bootmem_node(pgdat, fbmem_start, |
| 51 | fbmem_size); |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | printk("%luKiB framebuffer memory at address 0x%08lx\n", |
| 56 | fbmem_size >> 10, fbmem_start); |
| 57 | atstk1000_fb0_data.fbmem_start = fbmem_start; |
| 58 | atstk1000_fb0_data.fbmem_size = fbmem_size; |
| 59 | } |