1 // SPDX-License-Identifier: GPL-2.0+
3 * (C) Copyright 2007 Semihalf
5 * Written by: Rafal Jaworowski <raj@semihalf.com>
7 * This file contains routines that fetch data from PowerPC-dependent sources
12 #include <linux/types.h>
13 #include <api_public.h>
15 #include <asm/u-boot.h>
16 #include <asm/global_data.h>
18 #include "api_private.h"
20 DECLARE_GLOBAL_DATA_PTR;
23 * Important notice: handling of individual fields MUST be kept in sync with
24 * include/asm-ppc/u-boot.h and include/asm-ppc/global_data.h, so any changes
25 * need to reflect their current state and layout of structures involved!
27 int platform_sys_info(struct sys_info *si)
29 si->clk_bus = gd->bus_clk;
30 si->clk_cpu = gd->cpu_clk;
32 #if defined(CONFIG_MPC8xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
33 #define bi_bar bi_immr_base
34 #elif defined(CONFIG_MPC83xx)
35 #define bi_bar bi_immrbar
39 si->bar = gd->bd->bi_bar;
45 platform_set_mr(si, gd->bd->bi_memstart, gd->bd->bi_memsize, MR_ATTR_DRAM);
46 platform_set_mr(si, gd->bd->bi_flashstart, gd->bd->bi_flashsize, MR_ATTR_FLASH);
47 platform_set_mr(si, gd->bd->bi_sramstart, gd->bd->bi_sramsize, MR_ATTR_SRAM);