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44da3a17 PCM |
1 | /* |
2 | * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com> | |
3 | * | |
4 | * SPDX-License-Identifier: GPL-2.0+ | |
5 | * | |
6 | * Microchip PIC32MZ[DA] Starter Kit. | |
7 | */ | |
8 | ||
9 | #ifndef __PIC32MZDASK_CONFIG_H | |
10 | #define __PIC32MZDASK_CONFIG_H | |
11 | ||
12 | /* System Configuration */ | |
44da3a17 PCM |
13 | |
14 | /*-------------------------------------------- | |
15 | * CPU configuration | |
16 | */ | |
17 | /* CPU Timer rate */ | |
18 | #define CONFIG_SYS_MIPS_TIMER_FREQ 100000000 | |
19 | ||
20 | /* Cache Configuration */ | |
21 | #define CONFIG_SYS_MIPS_CACHE_MODE CONF_CM_CACHABLE_NONCOHERENT | |
22 | ||
23 | /*---------------------------------------------------------------------- | |
24 | * Memory Layout | |
25 | */ | |
26 | #define CONFIG_SYS_SRAM_BASE 0x80000000 | |
27 | #define CONFIG_SYS_SRAM_SIZE 0x00080000 /* 512K */ | |
28 | ||
29 | /* Initial RAM for temporary stack, global data */ | |
30 | #define CONFIG_SYS_INIT_RAM_SIZE 0x10000 | |
31 | #define CONFIG_SYS_INIT_RAM_ADDR \ | |
32 | (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE) | |
33 | #define CONFIG_SYS_INIT_SP_ADDR \ | |
34 | (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1) | |
35 | ||
36 | /* SDRAM Configuration (for final code, data, stack, heap) */ | |
37 | #define CONFIG_SYS_SDRAM_BASE 0x88000000 | |
38 | #define CONFIG_SYS_MALLOC_LEN (256 << 10) | |
39 | #define CONFIG_SYS_BOOTPARAMS_LEN (4 << 10) | |
44da3a17 PCM |
40 | |
41 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE | |
42 | #define CONFIG_SYS_MONITOR_LEN (192 << 10) | |
43 | ||
44 | #define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */ | |
45 | #define CONFIG_SYS_ENV_ADDR 0x88300000 | |
c76eb72c | 46 | #define CONFIG_SYS_FDT_ADDR 0x89d00000 |
44da3a17 PCM |
47 | |
48 | /* Memory Test */ | |
49 | #define CONFIG_SYS_MEMTEST_START 0x88000000 | |
50 | #define CONFIG_SYS_MEMTEST_END 0x88080000 | |
51 | ||
52 | /*---------------------------------------------------------------------- | |
53 | * Commands | |
54 | */ | |
55 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ | |
44da3a17 | 56 | |
44da3a17 PCM |
57 | /*------------------------------------------------------------ |
58 | * Console Configuration | |
59 | */ | |
44da3a17 PCM |
60 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
61 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args*/ | |
62 | #define CONFIG_SYS_PBSIZE \ | |
63 | (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) | |
64 | #define CONFIG_CMDLINE_EDITING 1 | |
65 | ||
7d514a74 PCM |
66 | /*----------------------------------------------------------------------- |
67 | * Networking Configuration | |
68 | */ | |
69 | #define CONFIG_MII | |
70 | #define CONFIG_PHY_SMSC | |
71 | #define CONFIG_SYS_RX_ETH_BUFFER 8 | |
72 | #define CONFIG_NET_RETRY_COUNT 20 | |
73 | #define CONFIG_ARP_TIMEOUT 500 /* millisec */ | |
74 | ||
7d514a74 PCM |
75 | /* |
76 | * BOOTP options | |
77 | */ | |
78 | #define CONFIG_BOOTP_BOOTFILESIZE | |
79 | #define CONFIG_BOOTP_BOOTPATH | |
80 | #define CONFIG_BOOTP_GATEWAY | |
81 | #define CONFIG_BOOTP_HOSTNAME | |
82 | ||
ac7eef71 PCM |
83 | /*-------------------------------------------------- |
84 | * USB Configuration | |
85 | */ | |
86 | #define CONFIG_USB_MUSB_PIO_ONLY | |
ac7eef71 | 87 | |
c76eb72c PCM |
88 | /*----------------------------------------------------------------------- |
89 | * File System Configuration | |
90 | */ | |
91 | /* FAT FS */ | |
c76eb72c PCM |
92 | #define CONFIG_SUPPORT_VFAT |
93 | #define CONFIG_FS_FAT | |
94 | #define CONFIG_FAT_WRITE | |
c76eb72c PCM |
95 | |
96 | /* EXT4 FS */ | |
97 | #define CONFIG_FS_EXT4 | |
c76eb72c | 98 | |
44da3a17 PCM |
99 | /* ------------------------------------------------- |
100 | * Environment | |
101 | */ | |
102 | #define CONFIG_ENV_IS_NOWHERE 1 | |
103 | #define CONFIG_ENV_SIZE 0x4000 | |
104 | ||
105 | /* --------------------------------------------------------------------- | |
106 | * Board boot configuration | |
107 | */ | |
108 | #define CONFIG_TIMESTAMP /* Print image info with timestamp */ | |
c76eb72c PCM |
109 | |
110 | #define MEM_LAYOUT_ENV_SETTINGS \ | |
111 | "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \ | |
112 | "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \ | |
113 | "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0" | |
114 | ||
115 | #define CONFIG_LEGACY_BOOTCMD_ENV \ | |
116 | "legacy_bootcmd= " \ | |
117 | "if load mmc 0 ${scriptaddr} uEnv.txt; then " \ | |
118 | "env import -tr ${scriptaddr} ${filesize}; " \ | |
119 | "if test -n \"${bootcmd_uenv}\" ; then " \ | |
120 | "echo Running bootcmd_uenv ...; " \ | |
121 | "run bootcmd_uenv; " \ | |
122 | "fi; " \ | |
123 | "fi; \0" | |
124 | ||
125 | #define BOOT_TARGET_DEVICES(func) \ | |
7d514a74 | 126 | func(MMC, mmc, 0) \ |
ac7eef71 | 127 | func(USB, usb, 0) \ |
7d514a74 | 128 | func(DHCP, dhcp, na) |
c76eb72c PCM |
129 | |
130 | #include <config_distro_bootcmd.h> | |
131 | ||
132 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
133 | MEM_LAYOUT_ENV_SETTINGS \ | |
134 | CONFIG_LEGACY_BOOTCMD_ENV \ | |
135 | BOOTENV | |
136 | ||
137 | #undef CONFIG_BOOTCOMMAND | |
138 | #define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd" | |
44da3a17 PCM |
139 | |
140 | #endif /* __PIC32MZDASK_CONFIG_H */ |