1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
5 * Microchip PIC32MZ[DA] Starter Kit.
8 #ifndef __PIC32MZDASK_CONFIG_H
9 #define __PIC32MZDASK_CONFIG_H
11 /* System Configuration */
13 /*--------------------------------------------
17 #define CONFIG_SYS_MIPS_TIMER_FREQ 100000000
19 /* Cache Configuration */
20 #define CONFIG_SYS_MIPS_CACHE_MODE CONF_CM_CACHABLE_NONCOHERENT
22 /*----------------------------------------------------------------------
25 #define CONFIG_SYS_SRAM_BASE 0x80000000
26 #define CONFIG_SYS_SRAM_SIZE 0x00080000 /* 512K */
28 /* Initial RAM for temporary stack, global data */
29 #define CONFIG_SYS_INIT_RAM_SIZE 0x10000
30 #define CONFIG_SYS_INIT_RAM_ADDR \
31 (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
32 #define CONFIG_SYS_INIT_SP_ADDR \
33 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
35 /* SDRAM Configuration (for final code, data, stack, heap) */
36 #define CONFIG_SYS_SDRAM_BASE 0x88000000
37 #define CONFIG_SYS_MALLOC_LEN (256 << 10)
38 #define CONFIG_SYS_BOOTPARAMS_LEN (4 << 10)
40 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
41 #define CONFIG_SYS_MONITOR_LEN (192 << 10)
43 #define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */
44 #define CONFIG_SYS_ENV_ADDR 0x88300000
45 #define CONFIG_SYS_FDT_ADDR 0x89d00000
48 #define CONFIG_SYS_MEMTEST_START 0x88000000
49 #define CONFIG_SYS_MEMTEST_END 0x88080000
51 /*----------------------------------------------------------------------
55 /*------------------------------------------------------------
56 * Console Configuration
58 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
60 /*-----------------------------------------------------------------------
61 * Networking Configuration
63 #define CONFIG_PHY_SMSC
64 #define CONFIG_SYS_RX_ETH_BUFFER 8
65 #define CONFIG_NET_RETRY_COUNT 20
66 #define CONFIG_ARP_TIMEOUT 500 /* millisec */
71 #define CONFIG_BOOTP_BOOTFILESIZE
73 /*--------------------------------------------------
77 /* -------------------------------------------------
80 #define CONFIG_ENV_SIZE 0x4000
82 /* ---------------------------------------------------------------------
83 * Board boot configuration
85 #define CONFIG_TIMESTAMP /* Print image info with timestamp */
87 #define MEM_LAYOUT_ENV_SETTINGS \
88 "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \
89 "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \
90 "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
92 #define CONFIG_LEGACY_BOOTCMD_ENV \
94 "if load mmc 0 ${scriptaddr} uEnv.txt; then " \
95 "env import -tr ${scriptaddr} ${filesize}; " \
96 "if test -n \"${bootcmd_uenv}\" ; then " \
97 "echo Running bootcmd_uenv ...; " \
98 "run bootcmd_uenv; " \
102 #define BOOT_TARGET_DEVICES(func) \
107 #include <config_distro_bootcmd.h>
109 #define CONFIG_EXTRA_ENV_SETTINGS \
110 MEM_LAYOUT_ENV_SETTINGS \
111 CONFIG_LEGACY_BOOTCMD_ENV \
114 #undef CONFIG_BOOTCOMMAND
115 #define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd"
117 #endif /* __PIC32MZDASK_CONFIG_H */