2 * (C) Copyright 2007 Semihalf
4 * Written by: Rafal Jaworowski <raj@semihalf.com>
6 * SPDX-License-Identifier: GPL-2.0+
8 * This file contains routines that fetch data from PowerPC-dependent sources
13 #include <linux/types.h>
14 #include <api_public.h>
16 #include <asm/u-boot.h>
17 #include <asm/global_data.h>
19 #include "api_private.h"
21 DECLARE_GLOBAL_DATA_PTR;
24 * Important notice: handling of individual fields MUST be kept in sync with
25 * include/asm-ppc/u-boot.h and include/asm-ppc/global_data.h, so any changes
26 * need to reflect their current state and layout of structures involved!
28 int platform_sys_info(struct sys_info *si)
30 si->clk_bus = gd->bus_clk;
31 si->clk_cpu = gd->cpu_clk;
33 #if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_MPC8260) || \
34 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
35 #define bi_bar bi_immr_base
36 #elif defined(CONFIG_MPC5xxx)
37 #define bi_bar bi_mbar_base
38 #elif defined(CONFIG_MPC83xx)
39 #define bi_bar bi_immrbar
43 si->bar = gd->bd->bi_bar;
49 platform_set_mr(si, gd->bd->bi_memstart, gd->bd->bi_memsize, MR_ATTR_DRAM);
50 platform_set_mr(si, gd->bd->bi_flashstart, gd->bd->bi_flashsize, MR_ATTR_FLASH);
51 platform_set_mr(si, gd->bd->bi_sramstart, gd->bd->bi_sramsize, MR_ATTR_SRAM);