pic32mzdask.h
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/*
* (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
*
* SPDX-License-Identifier: GPL-2.0+
*
* Microchip PIC32MZ[DA] Starter Kit.
*/
#ifndef __PIC32MZDASK_CONFIG_H
#define __PIC32MZDASK_CONFIG_H
/* System Configuration */
/*--------------------------------------------
* CPU configuration
*/
/* CPU Timer rate */
#define CONFIG_SYS_MIPS_TIMER_FREQ 100000000
/* Cache Configuration */
#define CONFIG_SYS_MIPS_CACHE_MODE CONF_CM_CACHABLE_NONCOHERENT
/*----------------------------------------------------------------------
* Memory Layout
*/
#define CONFIG_SYS_SRAM_BASE 0x80000000
#define CONFIG_SYS_SRAM_SIZE 0x00080000 /* 512K */
/* Initial RAM for temporary stack, global data */
#define CONFIG_SYS_INIT_RAM_SIZE 0x10000
#define CONFIG_SYS_INIT_RAM_ADDR \
(CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
/* SDRAM Configuration (for final code, data, stack, heap) */
#define CONFIG_SYS_SDRAM_BASE 0x88000000
#define CONFIG_SYS_MALLOC_LEN (256 << 10)
#define CONFIG_SYS_BOOTPARAMS_LEN (4 << 10)
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_MONITOR_LEN (192 << 10)
#define CONFIG_SYS_LOAD_ADDR 0x88500000 /* default load address */
#define CONFIG_SYS_ENV_ADDR 0x88300000
#define CONFIG_SYS_FDT_ADDR 0x89d00000
/* Memory Test */
#define CONFIG_SYS_MEMTEST_START 0x88000000
#define CONFIG_SYS_MEMTEST_END 0x88080000
/*----------------------------------------------------------------------
* Commands
*/
/*------------------------------------------------------------
* Console Configuration
*/
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
/*-----------------------------------------------------------------------
* Networking Configuration
*/
#define CONFIG_MII
#define CONFIG_PHY_SMSC
#define CONFIG_SYS_RX_ETH_BUFFER 8
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_ARP_TIMEOUT 500 /* millisec */
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
/*--------------------------------------------------
* USB Configuration
*/
/* -------------------------------------------------
* Environment
*/
#define CONFIG_ENV_SIZE 0x4000
/* ---------------------------------------------------------------------
* Board boot configuration
*/
#define CONFIG_TIMESTAMP /* Print image info with timestamp */
#define MEM_LAYOUT_ENV_SETTINGS \
"kernel_addr_r="__stringify(CONFIG_SYS_LOAD_ADDR)"\0" \
"fdt_addr_r="__stringify(CONFIG_SYS_FDT_ADDR)"\0" \
"scriptaddr="__stringify(CONFIG_SYS_ENV_ADDR)"\0"
#define CONFIG_LEGACY_BOOTCMD_ENV \
"legacy_bootcmd= " \
"if load mmc 0 ${scriptaddr} uEnv.txt; then " \
"env import -tr ${scriptaddr} ${filesize}; " \
"if test -n \"${bootcmd_uenv}\" ; then " \
"echo Running bootcmd_uenv ...; " \
"run bootcmd_uenv; " \
"fi; " \
"fi; \0"
#define BOOT_TARGET_DEVICES(func) \
func(MMC, mmc, 0) \
func(USB, usb, 0) \
func(DHCP, dhcp, na)
#include <config_distro_bootcmd.h>
#define CONFIG_EXTRA_ENV_SETTINGS \
MEM_LAYOUT_ENV_SETTINGS \
CONFIG_LEGACY_BOOTCMD_ENV \
BOOTENV
#undef CONFIG_BOOTCOMMAND
#define CONFIG_BOOTCOMMAND "run distro_bootcmd || run legacy_bootcmd"
#endif /* __PIC32MZDASK_CONFIG_H */