xref: /openbmc/u-boot/arch/powerpc/include/asm/config.h (revision 3765b3e7)
1 /*
2  * Copyright 2009-2011 Freescale Semiconductor, Inc.
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #ifndef _ASM_CONFIG_H_
8 #define _ASM_CONFIG_H_
9 
10 #ifdef CONFIG_MPC85xx
11 #include <asm/config_mpc85xx.h>
12 #endif
13 
14 #ifdef CONFIG_MPC86xx
15 #include <asm/config_mpc86xx.h>
16 #endif
17 
18 #ifndef HWCONFIG_BUFFER_SIZE
19   #define HWCONFIG_BUFFER_SIZE 256
20 #endif
21 
22 /* CONFIG_HARD_SPI triggers SPI bus initialization in PowerPC */
23 #if defined(CONFIG_MPC8XXX_SPI) || defined(CONFIG_FSL_ESPI)
24 # ifndef CONFIG_HARD_SPI
25 #  define CONFIG_HARD_SPI
26 # endif
27 #endif
28 
29 #define CONFIG_LMB
30 #define CONFIG_SYS_BOOT_RAMDISK_HIGH
31 #define CONFIG_SYS_BOOT_GET_CMDLINE
32 #define CONFIG_SYS_BOOT_GET_KBD
33 
34 #ifndef CONFIG_MAX_MEM_MAPPED
35 #if	defined(CONFIG_4xx)		|| \
36 	defined(CONFIG_E500)		|| \
37 	defined(CONFIG_MPC86xx)		|| \
38 	defined(CONFIG_E300)
39 #define CONFIG_MAX_MEM_MAPPED	((phys_size_t)2 << 30)
40 #else
41 #define CONFIG_MAX_MEM_MAPPED	(256 << 20)
42 #endif
43 #endif
44 
45 /* Check if boards need to enable FSL DMA engine for SDRAM init */
46 #if !defined(CONFIG_FSL_DMA) && defined(CONFIG_DDR_ECC)
47 #if (defined(CONFIG_MPC83xx) && defined(CONFIG_DDR_ECC_INIT_VIA_DMA)) || \
48 	((defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)) && \
49 	!defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER))
50 #define CONFIG_FSL_DMA
51 #endif
52 #endif
53 
54 #ifndef CONFIG_MAX_CPUS
55 #define CONFIG_MAX_CPUS		1
56 #endif
57 
58 /*
59  * Provide a default boot page translation virtual address that lines up with
60  * Freescale's default e500 reset page.
61  */
62 #if (defined(CONFIG_E500) && defined(CONFIG_MP))
63 #ifndef CONFIG_BPTR_VIRT_ADDR
64 #define CONFIG_BPTR_VIRT_ADDR	0xfffff000
65 #endif
66 #endif
67 
68 /*
69  * SEC (crypto unit) major compatible version determination
70  */
71 #if defined(CONFIG_MPC83xx)
72 #define CONFIG_SYS_FSL_SEC_COMPAT	2
73 #endif
74 
75 /* Since so many PPC SOCs have a semi-common LBC, define this here */
76 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) || \
77 	defined(CONFIG_MPC83xx)
78 #if !defined(CONFIG_FSL_IFC)
79 #define CONFIG_FSL_LBC
80 #endif
81 #endif
82 
83 /* The TSEC driver uses the PHYLIB infrastructure */
84 #ifndef CONFIG_PHYLIB
85 #if defined(CONFIG_TSEC_ENET)
86 #define CONFIG_PHYLIB
87 
88 #include <config_phylib_all_drivers.h>
89 #endif /* TSEC_ENET */
90 #endif /* !CONFIG_PHYLIB */
91 
92 /* The FMAN driver uses the PHYLIB infrastructure */
93 #if defined(CONFIG_FMAN_ENET)
94 #define CONFIG_PHYLIB
95 #endif
96 
97 /* All PPC boards must swap IDE bytes */
98 #define CONFIG_IDE_SWAP_IO
99 
100 #endif /* _ASM_CONFIG_H_ */
101