]> Git Repo - u-boot.git/blob - api/api_platform-powerpc.c
Merge patch series "Keep the access to dtb_dt_embedded() within fdtdec"
[u-boot.git] / api / api_platform-powerpc.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * (C) Copyright 2007 Semihalf
4  *
5  * Written by: Rafal Jaworowski <[email protected]>
6  *
7  * This file contains routines that fetch data from PowerPC-dependent sources
8  * (bd_info etc.)
9  */
10
11 #include <config.h>
12 #include <linux/types.h>
13 #include <api_public.h>
14
15 #include <asm/global_data.h>
16
17 #include "api_private.h"
18
19 DECLARE_GLOBAL_DATA_PTR;
20
21 /*
22  * Important notice: handling of individual fields MUST be kept in sync with
23  * include/asm-ppc/u-boot.h and include/asm-ppc/global_data.h, so any changes
24  * need to reflect their current state and layout of structures involved!
25  */
26 int platform_sys_info(struct sys_info *si)
27 {
28         si->clk_bus = gd->bus_clk;
29         si->clk_cpu = gd->cpu_clk;
30
31 #if defined(CONFIG_MPC8xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
32 #define bi_bar  bi_immr_base
33 #elif defined(CONFIG_MPC83xx)
34 #define bi_bar  bi_immrbar
35 #endif
36
37 #if defined(bi_bar)
38         si->bar = gd->bd->bi_bar;
39 #undef bi_bar
40 #else
41         si->bar = 0;
42 #endif
43
44         platform_set_mr(si, gd->ram_base, gd->ram_size, MR_ATTR_DRAM);
45         platform_set_mr(si, gd->bd->bi_flashstart, gd->bd->bi_flashsize, MR_ATTR_FLASH);
46
47         return 1;
48 }
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