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Tom Rini10e47792018-05-06 17:58:06 -04001/* SPDX-License-Identifier: GPL-2.0+ */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +05302/*
3 * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
4 *
Purna Chandra Mandal745dd322016-01-28 15:30:17 +05305 * Microchip PIC32MZ[DA] Starter Kit.
6 */
7
8#ifndef __PIC32MZDASK_CONFIG_H
9#define __PIC32MZDASK_CONFIG_H
10
11/* System Configuration */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053012
13/*--------------------------------------------
14 * CPU configuration
15 */
16/* CPU Timer rate */
17#define CONFIG_SYS_MIPS_TIMER_FREQ 100000000
18
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053019/*----------------------------------------------------------------------
20 * Memory Layout
21 */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053022/* Initial RAM for temporary stack, global data */
23#define CONFIG_SYS_INIT_RAM_SIZE 0x10000
24#define CONFIG_SYS_INIT_RAM_ADDR \
25 (CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
26#define CONFIG_SYS_INIT_SP_ADDR \
27 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
28
29/* SDRAM Configuration (for final code, data, stack, heap) */
30#define CONFIG_SYS_SDRAM_BASE 0x88000000
31#define CONFIG_SYS_MALLOC_LEN (256 << 10)
32#define CONFIG_SYS_BOOTPARAMS_LEN (4 << 10)
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053033
34#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
35#define CONFIG_SYS_MONITOR_LEN (192 << 10)
36
37#define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */
38#define CONFIG_SYS_ENV_ADDR 0x88300000
Purna Chandra Mandal85491f52016-01-28 15:30:19 +053039#define CONFIG_SYS_FDT_ADDR 0x89d00000
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053040
41/* Memory Test */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053042
43/*----------------------------------------------------------------------
44 * Commands
45 */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053046
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053047/*------------------------------------------------------------
48 * Console Configuration
49 */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053050#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053051
Purna Chandra Mandald3191482016-01-28 15:30:22 +053052/*-----------------------------------------------------------------------
53 * Networking Configuration
54 */
Purna Chandra Mandald3191482016-01-28 15:30:22 +053055#define CONFIG_SYS_RX_ETH_BUFFER 8
56#define CONFIG_NET_RETRY_COUNT 20
57#define CONFIG_ARP_TIMEOUT 500 /* millisec */
58
Purna Chandra Mandald3191482016-01-28 15:30:22 +053059/*
60 * BOOTP options
61 */
62#define CONFIG_BOOTP_BOOTFILESIZE
Purna Chandra Mandald3191482016-01-28 15:30:22 +053063
Purna Chandra Mandala8b8f7b2016-03-21 13:05:43 +053064/*--------------------------------------------------
65 * USB Configuration
66 */
Purna Chandra Mandala8b8f7b2016-03-21 13:05:43 +053067
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053068/* -------------------------------------------------
69 * Environment
70 */
Purna Chandra Mandal745dd322016-01-28 15:30:17 +053071
72/* ---------------------------------------------------------------------
73 * Board boot configuration
74 */
75#define CONFIG_TIMESTAMP /* Print image info with timestamp */
Purna Chandra Mandal85491f52016-01-28 15:30:19 +053076
77#define MEM_LAYOUT_ENV_SETTINGS \
78 "kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \
79 "fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \
80 "scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
81
82#define CONFIG_LEGACY_BOOTCMD_ENV \
83 "legacy_bootcmd= " \
84 "if load mmc 0 ${scriptaddr} uEnv.txt; then " \
85 "env import -tr ${scriptaddr} ${filesize}; " \
86 "if test -n \"${bootcmd_uenv}\" ; then " \
87 "echo Running bootcmd_uenv ...; " \
88 "run bootcmd_uenv; " \
89 "fi; " \
90 "fi; \0"
91
92#define BOOT_TARGET_DEVICES(func) \
Purna Chandra Mandald3191482016-01-28 15:30:22 +053093 func(MMC, mmc, 0) \
Purna Chandra Mandala8b8f7b2016-03-21 13:05:43 +053094 func(USB, usb, 0) \
Purna Chandra Mandald3191482016-01-28 15:30:22 +053095 func(DHCP, dhcp, na)
Purna Chandra Mandal85491f52016-01-28 15:30:19 +053096
97#include <config_distro_bootcmd.h>
98
99#define CONFIG_EXTRA_ENV_SETTINGS \
100 MEM_LAYOUT_ENV_SETTINGS \
101 CONFIG_LEGACY_BOOTCMD_ENV \
102 BOOTENV
103
104#undef CONFIG_BOOTCOMMAND
105#define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd"
Purna Chandra Mandal745dd322016-01-28 15:30:17 +0530106
107#endif /* __PIC32MZDASK_CONFIG_H */