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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) | |
40 | #define CONFIG_STACKSIZE (4 << 10) /* regular stack */ | |
41 | ||
42 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE | |
43 | #define CONFIG_SYS_MONITOR_LEN (192 << 10) | |
44 | ||
45 | #define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */ | |
46 | #define CONFIG_SYS_ENV_ADDR 0x88300000 | |
c76eb72c | 47 | #define CONFIG_SYS_FDT_ADDR 0x89d00000 |
44da3a17 PCM |
48 | |
49 | /* Memory Test */ | |
50 | #define CONFIG_SYS_MEMTEST_START 0x88000000 | |
51 | #define CONFIG_SYS_MEMTEST_END 0x88080000 | |
52 | ||
53 | /*---------------------------------------------------------------------- | |
54 | * Commands | |
55 | */ | |
56 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ | |
57 | #define CONFIG_CMD_CLK | |
58 | ||
59 | /*------------------------------------------------- | |
60 | * FLASH configuration | |
61 | */ | |
62 | #define CONFIG_SYS_NO_FLASH | |
63 | ||
64 | /*------------------------------------------------------------ | |
65 | * Console Configuration | |
66 | */ | |
67 | #define CONFIG_BAUDRATE 115200 | |
68 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ | |
69 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args*/ | |
70 | #define CONFIG_SYS_PBSIZE \ | |
71 | (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) | |
72 | #define CONFIG_CMDLINE_EDITING 1 | |
73 | ||
7d514a74 PCM |
74 | /*----------------------------------------------------------------------- |
75 | * Networking Configuration | |
76 | */ | |
77 | #define CONFIG_MII | |
78 | #define CONFIG_PHY_SMSC | |
79 | #define CONFIG_SYS_RX_ETH_BUFFER 8 | |
80 | #define CONFIG_NET_RETRY_COUNT 20 | |
81 | #define CONFIG_ARP_TIMEOUT 500 /* millisec */ | |
82 | ||
7d514a74 PCM |
83 | /* |
84 | * BOOTP options | |
85 | */ | |
86 | #define CONFIG_BOOTP_BOOTFILESIZE | |
87 | #define CONFIG_BOOTP_BOOTPATH | |
88 | #define CONFIG_BOOTP_GATEWAY | |
89 | #define CONFIG_BOOTP_HOSTNAME | |
90 | ||
c76eb72c PCM |
91 | /*----------------------------------------------------------------------- |
92 | * SDHC Configuration | |
93 | */ | |
c76eb72c | 94 | #define CONFIG_GENERIC_MMC |
c76eb72c | 95 | |
ac7eef71 PCM |
96 | /*-------------------------------------------------- |
97 | * USB Configuration | |
98 | */ | |
99 | #define CONFIG_USB_MUSB_PIO_ONLY | |
ac7eef71 | 100 | |
c76eb72c PCM |
101 | /*----------------------------------------------------------------------- |
102 | * File System Configuration | |
103 | */ | |
104 | /* FAT FS */ | |
105 | #define CONFIG_DOS_PARTITION | |
106 | #define CONFIG_PARTITION_UUIDS | |
107 | #define CONFIG_SUPPORT_VFAT | |
108 | #define CONFIG_FS_FAT | |
109 | #define CONFIG_FAT_WRITE | |
c76eb72c | 110 | #define CONFIG_CMD_PART |
c76eb72c PCM |
111 | |
112 | /* EXT4 FS */ | |
113 | #define CONFIG_FS_EXT4 | |
c76eb72c | 114 | |
44da3a17 PCM |
115 | /* ------------------------------------------------- |
116 | * Environment | |
117 | */ | |
118 | #define CONFIG_ENV_IS_NOWHERE 1 | |
119 | #define CONFIG_ENV_SIZE 0x4000 | |
120 | ||
121 | /* --------------------------------------------------------------------- | |
122 | * Board boot configuration | |
123 | */ | |
124 | #define CONFIG_TIMESTAMP /* Print image info with timestamp */ | |
c76eb72c PCM |
125 | |
126 | #define MEM_LAYOUT_ENV_SETTINGS \ | |
127 | "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \ | |
128 | "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \ | |
129 | "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0" | |
130 | ||
131 | #define CONFIG_LEGACY_BOOTCMD_ENV \ | |
132 | "legacy_bootcmd= " \ | |
133 | "if load mmc 0 ${scriptaddr} uEnv.txt; then " \ | |
134 | "env import -tr ${scriptaddr} ${filesize}; " \ | |
135 | "if test -n \"${bootcmd_uenv}\" ; then " \ | |
136 | "echo Running bootcmd_uenv ...; " \ | |
137 | "run bootcmd_uenv; " \ | |
138 | "fi; " \ | |
139 | "fi; \0" | |
140 | ||
141 | #define BOOT_TARGET_DEVICES(func) \ | |
7d514a74 | 142 | func(MMC, mmc, 0) \ |
ac7eef71 | 143 | func(USB, usb, 0) \ |
7d514a74 | 144 | func(DHCP, dhcp, na) |
c76eb72c PCM |
145 | |
146 | #include <config_distro_bootcmd.h> | |
147 | ||
148 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
149 | MEM_LAYOUT_ENV_SETTINGS \ | |
150 | CONFIG_LEGACY_BOOTCMD_ENV \ | |
151 | BOOTENV | |
152 | ||
153 | #undef CONFIG_BOOTCOMMAND | |
154 | #define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd" | |
44da3a17 PCM |
155 | |
156 | #endif /* __PIC32MZDASK_CONFIG_H */ |