1/* 2 * ti_am335x_common.h 3 * 4 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 * 8 * For more details, please see the technical documents listed at 9 * http://www.ti.com/product/am3359#technicaldocuments 10 */ 11 12#ifndef __CONFIG_TI_AM335X_COMMON_H__ 13#define __CONFIG_TI_AM335X_COMMON_H__ 14 15#define CONFIG_ARCH_CPU_INIT 16#define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 17#define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 18#define CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC 19 20#include <asm/arch/omap.h> 21 22/* NS16550 Configuration */ 23#ifdef CONFIG_SPL_BUILD 24#define CONFIG_SYS_NS16550_SERIAL 25#define CONFIG_SYS_NS16550_REG_SIZE (-4) 26#endif 27#define CONFIG_SYS_NS16550_CLK 48000000 28 29#ifndef CONFIG_SPL_BUILD 30/* Network defines. */ 31#define CONFIG_BOOTP_DNS /* Configurable parts of CMD_DHCP */ 32#define CONFIG_BOOTP_DNS2 33#define CONFIG_BOOTP_SEND_HOSTNAME 34#define CONFIG_BOOTP_GATEWAY 35#define CONFIG_BOOTP_SUBNETMASK 36#define CONFIG_NET_RETRY_COUNT 10 37#define CONFIG_MII /* Required in net/eth.c */ 38#endif 39 40#define CONFIG_DRIVER_TI_CPSW /* Driver for IP block */ 41/* 42 * RTC related defines. To use bootcount you must set bootlimit in the 43 * environment to a non-zero value and enable CONFIG_BOOTCOUNT_LIMIT 44 * in the board config. 45 */ 46#define CONFIG_SYS_BOOTCOUNT_ADDR 0x44E3E000 47 48/* Enable the HW watchdog, since we can use this with bootcount */ 49#define CONFIG_HW_WATCHDOG 50#define CONFIG_OMAP_WATCHDOG 51 52/* 53 * SPL related defines. The Public RAM memory map the ROM defines the 54 * area between 0x402F0400 and 0x4030B800 as a download area and 55 * 0x4030B800 to 0x4030CE00 as a public stack area. The ROM also 56 * supports X-MODEM loading via UART, and we leverage this and then use 57 * Y-MODEM to load u-boot.img, when booted over UART. 58 */ 59#define CONFIG_SPL_TEXT_BASE CONFIG_ISW_ENTRY_ADDR 60#define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + \ 61 (128 << 20)) 62 63/* Enable the watchdog inside of SPL */ 64 65/* 66 * Since SPL did pll and ddr initialization for us, 67 * we don't need to do it twice. 68 */ 69#if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT) 70#define CONFIG_SKIP_LOWLEVEL_INIT 71#endif 72 73/* 74 * When building U-Boot such that there is no previous loader 75 * we need to call board_early_init_f. This is taken care of in 76 * s_init when we have SPL used. 77 */ 78 79#ifdef CONFIG_NAND 80#define CONFIG_SPL_NAND_AM33XX_BCH /* ELM support */ 81#endif 82 83/* Now bring in the rest of the common code. */ 84#include <configs/ti_armv7_omap.h> 85 86#endif /* __CONFIG_TI_AM335X_COMMON_H__ */ 87