xref: /rk3399_rockchip-uboot/api/api_platform-arm.c (revision 326ea986ac150acdc7656d57fca647db80b50158)
1500856ebSRafal Jaworowski /*
2500856ebSRafal Jaworowski  * (C) Copyright 2007 Semihalf
3500856ebSRafal Jaworowski  *
4500856ebSRafal Jaworowski  * Written by: Rafal Jaworowski <raj@semihalf.com>
5500856ebSRafal Jaworowski  *
6*1a459660SWolfgang Denk  * SPDX-License-Identifier:	GPL-2.0+
7500856ebSRafal Jaworowski  *
8500856ebSRafal Jaworowski  * This file contains routines that fetch data from ARM-dependent sources
9500856ebSRafal Jaworowski  * (bd_info etc.)
10500856ebSRafal Jaworowski  */
11500856ebSRafal Jaworowski 
12500856ebSRafal Jaworowski #include <config.h>
13500856ebSRafal Jaworowski #include <linux/types.h>
14500856ebSRafal Jaworowski #include <api_public.h>
15500856ebSRafal Jaworowski 
16500856ebSRafal Jaworowski #include <asm/u-boot.h>
17500856ebSRafal Jaworowski #include <asm/global_data.h>
18500856ebSRafal Jaworowski 
19500856ebSRafal Jaworowski #include "api_private.h"
20500856ebSRafal Jaworowski 
21500856ebSRafal Jaworowski DECLARE_GLOBAL_DATA_PTR;
22500856ebSRafal Jaworowski 
23500856ebSRafal Jaworowski /*
24500856ebSRafal Jaworowski  * Important notice: handling of individual fields MUST be kept in sync with
25500856ebSRafal Jaworowski  * include/asm-arm/u-boot.h and include/asm-arm/global_data.h, so any changes
26500856ebSRafal Jaworowski  * need to reflect their current state and layout of structures involved!
27500856ebSRafal Jaworowski  */
platform_sys_info(struct sys_info * si)28500856ebSRafal Jaworowski int platform_sys_info(struct sys_info *si)
29500856ebSRafal Jaworowski {
30500856ebSRafal Jaworowski 	int i;
31500856ebSRafal Jaworowski 
32500856ebSRafal Jaworowski 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
33500856ebSRafal Jaworowski 		platform_set_mr(si, gd->bd->bi_dram[i].start,
34500856ebSRafal Jaworowski 				gd->bd->bi_dram[i].size, MR_ATTR_DRAM);
35500856ebSRafal Jaworowski 
36500856ebSRafal Jaworowski 	return 1;
37500856ebSRafal Jaworowski }
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