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Commit | Line | Data |
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0157cedb | 1 | /* |
91a76751 | 2 | * (C) Copyright 2002-2010 |
0157cedb WD |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
4 | * | |
1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
0157cedb WD |
6 | */ |
7 | ||
8 | #ifndef __ASM_GBL_DATA_H | |
9 | #define __ASM_GBL_DATA_H | |
5cb48582 | 10 | |
fda06812 S |
11 | #ifdef CONFIG_OMAP |
12 | #include <asm/omap_boot.h> | |
13 | #endif | |
14 | ||
5cb48582 SG |
15 | /* Architecture-specific global data */ |
16 | struct arch_global_data { | |
e9adeca3 SG |
17 | #if defined(CONFIG_FSL_ESDHC) |
18 | u32 sdhc_clk; | |
19 | #endif | |
93d33204 ZQ |
20 | |
21 | #if defined(CONFIG_U_QE) | |
22 | u32 qe_clk; | |
23 | u32 brg_clk; | |
24 | uint mp_alloc_base; | |
25 | uint mp_alloc_top; | |
26 | #endif /* CONFIG_U_QE */ | |
27 | ||
f47e6ecd SG |
28 | #ifdef CONFIG_AT91FAMILY |
29 | /* "static data" needed by at91's clock.c */ | |
30 | unsigned long cpu_clk_rate_hz; | |
31 | unsigned long main_clk_rate_hz; | |
32 | unsigned long mck_rate_hz; | |
33 | unsigned long plla_rate_hz; | |
34 | unsigned long pllb_rate_hz; | |
35 | unsigned long at91_pllb_usb_init; | |
36 | #endif | |
b339051c SG |
37 | /* "static data" needed by most of timer.c on ARM platforms */ |
38 | unsigned long timer_rate_hz; | |
8ff43b03 | 39 | unsigned long tbu; |
66ee6923 | 40 | unsigned long tbl; |
582601da | 41 | unsigned long lastinc; |
5f70714c | 42 | unsigned long long timer_reset_value; |
34fd5d25 SG |
43 | #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF)) |
44 | unsigned long tlb_addr; | |
45 | unsigned long tlb_size; | |
46 | #endif | |
fda06812 S |
47 | |
48 | #ifdef CONFIG_OMAP | |
49 | struct omap_boot_parameters omap_boot_params; | |
50 | #endif | |
b87e6f88 YS |
51 | #ifdef CONFIG_FSL_LSCH3 |
52 | unsigned long mem2_clk; | |
53 | #endif | |
5cb48582 SG |
54 | }; |
55 | ||
baa1e536 | 56 | #include <asm-generic/global_data.h> |
0157cedb | 57 | |
c65a2abb JH |
58 | #ifdef __clang__ |
59 | ||
60 | #define DECLARE_GLOBAL_DATA_PTR | |
61 | #define gd get_gd() | |
62 | ||
63 | static inline gd_t *get_gd(void) | |
64 | { | |
65 | gd_t *gd_ptr; | |
66 | ||
67 | #ifdef CONFIG_ARM64 | |
68 | /* | |
69 | * Make will already error that reserving x18 is not supported at the | |
70 | * time of writing, clang: error: unknown argument: '-ffixed-x18' | |
71 | */ | |
72 | __asm__ volatile("mov %0, x18\n" : "=r" (gd_ptr)); | |
73 | #else | |
74 | __asm__ volatile("mov %0, r9\n" : "=r" (gd_ptr)); | |
75 | #endif | |
76 | ||
77 | return gd_ptr; | |
78 | } | |
79 | ||
80 | #else | |
81 | ||
0ae76531 DF |
82 | #ifdef CONFIG_ARM64 |
83 | #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("x18") | |
84 | #else | |
85 | #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r9") | |
86 | #endif | |
c65a2abb | 87 | #endif |
0157cedb WD |
88 | |
89 | #endif /* __ASM_GBL_DATA_H */ |