| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com> |
| * |
| * 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 */ |
