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Purna Chandra Mandal745dd322016-01-28 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 */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053013
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)
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053040
41#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
42#define CONFIG_SYS_MONITOR_LEN (192 << 10)
43
44#define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */
45#define CONFIG_SYS_ENV_ADDR 0x88300000
Purna Chandra Mandal85491f52016-01-28 15:30:19 +053046#define CONFIG_SYS_FDT_ADDR 0x89d00000
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053047
48/* Memory Test */
49#define CONFIG_SYS_MEMTEST_START 0x88000000
50#define CONFIG_SYS_MEMTEST_END 0x88080000
51
52/*----------------------------------------------------------------------
53 * Commands
54 */
55#define CONFIG_SYS_LONGHELP /* undef to save memory */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053056
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053057/*------------------------------------------------------------
58 * Console Configuration
59 */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053060#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
61#define CONFIG_SYS_MAXARGS 16 /* max number of command args*/
62#define CONFIG_SYS_PBSIZE \
63 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
64#define CONFIG_CMDLINE_EDITING 1
65
Purna Chandra Mandald3191482016-01-28 15:30:22 +053066/*-----------------------------------------------------------------------
67 * Networking Configuration
68 */
69#define CONFIG_MII
70#define CONFIG_PHY_SMSC
71#define CONFIG_SYS_RX_ETH_BUFFER 8
72#define CONFIG_NET_RETRY_COUNT 20
73#define CONFIG_ARP_TIMEOUT 500 /* millisec */
74
Purna Chandra Mandald3191482016-01-28 15:30:22 +053075/*
76 * BOOTP options
77 */
78#define CONFIG_BOOTP_BOOTFILESIZE
79#define CONFIG_BOOTP_BOOTPATH
80#define CONFIG_BOOTP_GATEWAY
81#define CONFIG_BOOTP_HOSTNAME
82
Purna Chandra Mandala8b8f7b2016-03-21 13:05:43 +053083/*--------------------------------------------------
84 * USB Configuration
85 */
86#define CONFIG_USB_MUSB_PIO_ONLY
Purna Chandra Mandala8b8f7b2016-03-21 13:05:43 +053087
Purna Chandra Mandal85491f52016-01-28 15:30:19 +053088/*-----------------------------------------------------------------------
89 * File System Configuration
90 */
91/* FAT FS */
Purna Chandra Mandal85491f52016-01-28 15:30:19 +053092#define CONFIG_SUPPORT_VFAT
93#define CONFIG_FS_FAT
94#define CONFIG_FAT_WRITE
Purna Chandra Mandal85491f52016-01-28 15:30:19 +053095
96/* EXT4 FS */
97#define CONFIG_FS_EXT4
Purna Chandra Mandal85491f52016-01-28 15:30:19 +053098
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053099/* -------------------------------------------------
100 * Environment
101 */
102#define CONFIG_ENV_IS_NOWHERE 1
103#define CONFIG_ENV_SIZE 0x4000
104
105/* ---------------------------------------------------------------------
106 * Board boot configuration
107 */
108#define CONFIG_TIMESTAMP /* Print image info with timestamp */
Purna Chandra Mandal85491f52016-01-28 15:30:19 +0530109
110#define MEM_LAYOUT_ENV_SETTINGS \
111 "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \
112 "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \
113 "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
114
115#define CONFIG_LEGACY_BOOTCMD_ENV \
116 "legacy_bootcmd= " \
117 "if load mmc 0 ${scriptaddr} uEnv.txt; then " \
118 "env import -tr ${scriptaddr} ${filesize}; " \
119 "if test -n \"${bootcmd_uenv}\" ; then " \
120 "echo Running bootcmd_uenv ...; " \
121 "run bootcmd_uenv; " \
122 "fi; " \
123 "fi; \0"
124
125#define BOOT_TARGET_DEVICES(func) \
Purna Chandra Mandald3191482016-01-28 15:30:22 +0530126 func(MMC, mmc, 0) \
Purna Chandra Mandala8b8f7b2016-03-21 13:05:43 +0530127 func(USB, usb, 0) \
Purna Chandra Mandald3191482016-01-28 15:30:22 +0530128 func(DHCP, dhcp, na)
Purna Chandra Mandal85491f52016-01-28 15:30:19 +0530129
130#include <config_distro_bootcmd.h>
131
132#define CONFIG_EXTRA_ENV_SETTINGS \
133 MEM_LAYOUT_ENV_SETTINGS \
134 CONFIG_LEGACY_BOOTCMD_ENV \
135 BOOTENV
136
137#undef CONFIG_BOOTCOMMAND
138#define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd"
Purna Chandra Mandal745dd322016-01-28 15:30:17 +0530139
140#endif /* __PIC32MZDASK_CONFIG_H */