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)
41 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
42 #define CONFIG_SYS_MONITOR_LEN (192 << 10)
44 #define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */
45 #define CONFIG_SYS_ENV_ADDR 0x88300000
46 #define CONFIG_SYS_FDT_ADDR 0x89d00000
49 #define CONFIG_SYS_MEMTEST_START 0x88000000
50 #define CONFIG_SYS_MEMTEST_END 0x88080000
52 /*----------------------------------------------------------------------
55 #define CONFIG_SYS_LONGHELP /* undef to save memory */
57 /*------------------------------------------------------------
58 * Console Configuration
60 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
61 #define CONFIG_CMDLINE_EDITING 1
63 /*-----------------------------------------------------------------------
64 * Networking Configuration
67 #define CONFIG_PHY_SMSC
68 #define CONFIG_SYS_RX_ETH_BUFFER 8
69 #define CONFIG_NET_RETRY_COUNT 20
70 #define CONFIG_ARP_TIMEOUT 500 /* millisec */
75 #define CONFIG_BOOTP_BOOTFILESIZE
76 #define CONFIG_BOOTP_BOOTPATH
77 #define CONFIG_BOOTP_GATEWAY
78 #define CONFIG_BOOTP_HOSTNAME
80 /*--------------------------------------------------
84 /* -------------------------------------------------
87 #define CONFIG_ENV_SIZE 0x4000
89 /* ---------------------------------------------------------------------
90 * Board boot configuration
92 #define CONFIG_TIMESTAMP /* Print image info with timestamp */
94 #define MEM_LAYOUT_ENV_SETTINGS \
95 "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \
96 "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \
97 "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
99 #define CONFIG_LEGACY_BOOTCMD_ENV \
101 "if load mmc 0 ${scriptaddr} uEnv.txt; then " \
102 "env import -tr ${scriptaddr} ${filesize}; " \
103 "if test -n \"${bootcmd_uenv}\" ; then " \
104 "echo Running bootcmd_uenv ...; " \
105 "run bootcmd_uenv; " \
109 #define BOOT_TARGET_DEVICES(func) \
114 #include <config_distro_bootcmd.h>
116 #define CONFIG_EXTRA_ENV_SETTINGS \
117 MEM_LAYOUT_ENV_SETTINGS \
118 CONFIG_LEGACY_BOOTCMD_ENV \
121 #undef CONFIG_BOOTCOMMAND
122 #define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd"
124 #endif /* __PIC32MZDASK_CONFIG_H */