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Purna Chandra Mandal44da3a12016-01-28 15:30:17 +05301/*
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 */
13#define CONFIG_SYS_TEXT_BASE 0x9d004000 /* .text */
14#define CONFIG_DISPLAY_BOARDINFO
15
16/*--------------------------------------------
17 * CPU configuration
18 */
19/* CPU Timer rate */
20#define CONFIG_SYS_MIPS_TIMER_FREQ 100000000
21
22/* Cache Configuration */
23#define CONFIG_SYS_MIPS_CACHE_MODE CONF_CM_CACHABLE_NONCOHERENT
24
25/*----------------------------------------------------------------------
26 * Memory Layout
27 */
28#define CONFIG_SYS_SRAM_BASE 0x80000000
29#define CONFIG_SYS_SRAM_SIZE 0x00080000 /* 512K */
30
31/* Initial RAM for temporary stack, global data */
32#define CONFIG_SYS_INIT_RAM_SIZE 0x10000
33#define CONFIG_SYS_INIT_RAM_ADDR \
34 (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
35#define CONFIG_SYS_INIT_SP_ADDR \
36 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
37
38/* SDRAM Configuration (for final code, data, stack, heap) */
39#define CONFIG_SYS_SDRAM_BASE 0x88000000
40#define CONFIG_SYS_MALLOC_LEN (256 << 10)
41#define CONFIG_SYS_BOOTPARAMS_LEN (4 << 10)
42#define CONFIG_STACKSIZE (4 << 10) /* regular stack */
43
44#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
45#define CONFIG_SYS_MONITOR_LEN (192 << 10)
46
47#define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */
48#define CONFIG_SYS_ENV_ADDR 0x88300000
Purna Chandra Mandalc76eb722016-01-28 15:30:19 +053049#define CONFIG_SYS_FDT_ADDR 0x89d00000
Purna Chandra Mandal44da3a12016-01-28 15:30:17 +053050
51/* Memory Test */
52#define CONFIG_SYS_MEMTEST_START 0x88000000
53#define CONFIG_SYS_MEMTEST_END 0x88080000
54
55/*----------------------------------------------------------------------
56 * Commands
57 */
58#define CONFIG_SYS_LONGHELP /* undef to save memory */
59#define CONFIG_CMD_CLK
60
61/*-------------------------------------------------
62 * FLASH configuration
63 */
64#define CONFIG_SYS_NO_FLASH
65
66/*------------------------------------------------------------
67 * Console Configuration
68 */
69#define CONFIG_BAUDRATE 115200
70#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
71#define CONFIG_SYS_MAXARGS 16 /* max number of command args*/
72#define CONFIG_SYS_PBSIZE \
73 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
74#define CONFIG_CMDLINE_EDITING 1
75
Purna Chandra Mandal7d514a72016-01-28 15:30:22 +053076/*-----------------------------------------------------------------------
77 * Networking Configuration
78 */
79#define CONFIG_MII
80#define CONFIG_PHY_SMSC
81#define CONFIG_SYS_RX_ETH_BUFFER 8
82#define CONFIG_NET_RETRY_COUNT 20
83#define CONFIG_ARP_TIMEOUT 500 /* millisec */
84
Purna Chandra Mandal7d514a72016-01-28 15:30:22 +053085/*
86 * BOOTP options
87 */
88#define CONFIG_BOOTP_BOOTFILESIZE
89#define CONFIG_BOOTP_BOOTPATH
90#define CONFIG_BOOTP_GATEWAY
91#define CONFIG_BOOTP_HOSTNAME
92
Purna Chandra Mandalc76eb722016-01-28 15:30:19 +053093/*-----------------------------------------------------------------------
94 * SDHC Configuration
95 */
96#define CONFIG_SDHCI
97#define CONFIG_MMC
98#define CONFIG_GENERIC_MMC
Purna Chandra Mandalc76eb722016-01-28 15:30:19 +053099
Purna Chandra Mandalac7eef72016-03-21 13:05:43 +0530100/*--------------------------------------------------
101 * USB Configuration
102 */
103#define CONFIG_USB_MUSB_PIO_ONLY
104#define CONFIG_SYS_CACHELINE_SIZE 16
105
Purna Chandra Mandalc76eb722016-01-28 15:30:19 +0530106/*-----------------------------------------------------------------------
107 * File System Configuration
108 */
109/* FAT FS */
110#define CONFIG_DOS_PARTITION
111#define CONFIG_PARTITION_UUIDS
112#define CONFIG_SUPPORT_VFAT
113#define CONFIG_FS_FAT
114#define CONFIG_FAT_WRITE
Purna Chandra Mandalc76eb722016-01-28 15:30:19 +0530115#define CONFIG_CMD_PART
Purna Chandra Mandalc76eb722016-01-28 15:30:19 +0530116
117/* EXT4 FS */
118#define CONFIG_FS_EXT4
Purna Chandra Mandalc76eb722016-01-28 15:30:19 +0530119
Purna Chandra Mandal44da3a12016-01-28 15:30:17 +0530120/* -------------------------------------------------
121 * Environment
122 */
123#define CONFIG_ENV_IS_NOWHERE 1
124#define CONFIG_ENV_SIZE 0x4000
125
126/* ---------------------------------------------------------------------
127 * Board boot configuration
128 */
129#define CONFIG_TIMESTAMP /* Print image info with timestamp */
Purna Chandra Mandalc76eb722016-01-28 15:30:19 +0530130#define CONFIG_BOOTDELAY 5
131
132#define MEM_LAYOUT_ENV_SETTINGS \
133 "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \
134 "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \
135 "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
136
137#define CONFIG_LEGACY_BOOTCMD_ENV \
138 "legacy_bootcmd= " \
139 "if load mmc 0 ${scriptaddr} uEnv.txt; then " \
140 "env import -tr ${scriptaddr} ${filesize}; " \
141 "if test -n \"${bootcmd_uenv}\" ; then " \
142 "echo Running bootcmd_uenv ...; " \
143 "run bootcmd_uenv; " \
144 "fi; " \
145 "fi; \0"
146
147#define BOOT_TARGET_DEVICES(func) \
Purna Chandra Mandal7d514a72016-01-28 15:30:22 +0530148 func(MMC, mmc, 0) \
Purna Chandra Mandalac7eef72016-03-21 13:05:43 +0530149 func(USB, usb, 0) \
Purna Chandra Mandal7d514a72016-01-28 15:30:22 +0530150 func(DHCP, dhcp, na)
Purna Chandra Mandalc76eb722016-01-28 15:30:19 +0530151
152#include <config_distro_bootcmd.h>
153
154#define CONFIG_EXTRA_ENV_SETTINGS \
155 MEM_LAYOUT_ENV_SETTINGS \
156 CONFIG_LEGACY_BOOTCMD_ENV \
157 BOOTENV
158
159#undef CONFIG_BOOTCOMMAND
160#define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd"
Purna Chandra Mandal44da3a12016-01-28 15:30:17 +0530161
162#endif /* __PIC32MZDASK_CONFIG_H */