2 * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
4 * SPDX-License-Identifier: GPL-2.0+
6 * Microchip PIC32MZ[DA] Starter Kit.
9 #ifndef __PIC32MZDASK_CONFIG_H
10 #define __PIC32MZDASK_CONFIG_H
12 /* System Configuration */
14 /*--------------------------------------------
18 #define CONFIG_SYS_MIPS_TIMER_FREQ 100000000
20 /* Cache Configuration */
21 #define CONFIG_SYS_MIPS_CACHE_MODE CONF_CM_CACHABLE_NONCOHERENT
23 /*----------------------------------------------------------------------
26 #define CONFIG_SYS_SRAM_BASE 0x80000000
27 #define CONFIG_SYS_SRAM_SIZE 0x00080000 /* 512K */
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)
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 */
42 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
43 #define CONFIG_SYS_MONITOR_LEN (192 << 10)
45 #define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */
46 #define CONFIG_SYS_ENV_ADDR 0x88300000
47 #define CONFIG_SYS_FDT_ADDR 0x89d00000
50 #define CONFIG_SYS_MEMTEST_START 0x88000000
51 #define CONFIG_SYS_MEMTEST_END 0x88080000
53 /*----------------------------------------------------------------------
56 #define CONFIG_SYS_LONGHELP /* undef to save memory */
57 #define CONFIG_CMD_CLK
59 /*------------------------------------------------------------
60 * Console Configuration
62 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
63 #define CONFIG_SYS_MAXARGS 16 /* max number of command args*/
64 #define CONFIG_SYS_PBSIZE \
65 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
66 #define CONFIG_CMDLINE_EDITING 1
68 /*-----------------------------------------------------------------------
69 * Networking Configuration
72 #define CONFIG_PHY_SMSC
73 #define CONFIG_SYS_RX_ETH_BUFFER 8
74 #define CONFIG_NET_RETRY_COUNT 20
75 #define CONFIG_ARP_TIMEOUT 500 /* millisec */
80 #define CONFIG_BOOTP_BOOTFILESIZE
81 #define CONFIG_BOOTP_BOOTPATH
82 #define CONFIG_BOOTP_GATEWAY
83 #define CONFIG_BOOTP_HOSTNAME
85 /*--------------------------------------------------
88 #define CONFIG_USB_MUSB_PIO_ONLY
90 /*-----------------------------------------------------------------------
91 * File System Configuration
94 #define CONFIG_SUPPORT_VFAT
96 #define CONFIG_FAT_WRITE
99 #define CONFIG_FS_EXT4
101 /* -------------------------------------------------
104 #define CONFIG_ENV_IS_NOWHERE 1
105 #define CONFIG_ENV_SIZE 0x4000
107 /* ---------------------------------------------------------------------
108 * Board boot configuration
110 #define CONFIG_TIMESTAMP /* Print image info with timestamp */
112 #define MEM_LAYOUT_ENV_SETTINGS \
113 "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \
114 "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \
115 "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
117 #define CONFIG_LEGACY_BOOTCMD_ENV \
119 "if load mmc 0 ${scriptaddr} uEnv.txt; then " \
120 "env import -tr ${scriptaddr} ${filesize}; " \
121 "if test -n \"${bootcmd_uenv}\" ; then " \
122 "echo Running bootcmd_uenv ...; " \
123 "run bootcmd_uenv; " \
127 #define BOOT_TARGET_DEVICES(func) \
132 #include <config_distro_bootcmd.h>
134 #define CONFIG_EXTRA_ENV_SETTINGS \
135 MEM_LAYOUT_ENV_SETTINGS \
136 CONFIG_LEGACY_BOOTCMD_ENV \
139 #undef CONFIG_BOOTCOMMAND
140 #define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd"
142 #endif /* __PIC32MZDASK_CONFIG_H */