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_AM33XX 16 #define CONFIG_BOARD_LATE_INIT 17 #define CONFIG_ARCH_CPU_INIT 18 #define CONFIG_SYS_CACHELINE_SIZE 64 19 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 20 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 21 #define CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC 22 23 #include <asm/arch/omap.h> 24 25 /* NS16550 Configuration */ 26 #define CONFIG_SYS_NS16550 27 #define CONFIG_SYS_NS16550_SERIAL 28 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 29 #define CONFIG_SYS_NS16550_CLK 48000000 30 31 /* Network defines. */ 32 #define CONFIG_CMD_NET /* 'bootp' and 'tftp' */ 33 #define CONFIG_CMD_DHCP 34 #define CONFIG_BOOTP_DNS /* Configurable parts of CMD_DHCP */ 35 #define CONFIG_BOOTP_DNS2 36 #define CONFIG_BOOTP_SEND_HOSTNAME 37 #define CONFIG_BOOTP_GATEWAY 38 #define CONFIG_BOOTP_SUBNETMASK 39 #define CONFIG_NET_RETRY_COUNT 10 40 #define CONFIG_CMD_PING 41 #define CONFIG_DRIVER_TI_CPSW /* Driver for IP block */ 42 #define CONFIG_MII /* Required in net/eth.c */ 43 44 /* 45 * RTC related defines. To use bootcount you must set bootlimit in the 46 * environment to a non-zero value and enable CONFIG_BOOTCOUNT_LIMIT 47 * in the board config. 48 */ 49 #define CONFIG_SYS_BOOTCOUNT_ADDR 0x44E3E000 50 51 /* Enable the HW watchdog, since we can use this with bootcount */ 52 #define CONFIG_HW_WATCHDOG 53 #define CONFIG_OMAP_WATCHDOG 54 55 /* 56 * SPL related defines. The Public RAM memory map the ROM defines the 57 * area between 0x402F0400 and 0x4030B800 as a download area and 58 * 0x4030B800 to 0x4030CE00 as a public stack area. The ROM also 59 * supports X-MODEM loading via UART, and we leverage this and then use 60 * Y-MODEM to load u-boot.img, when booted over UART. 61 */ 62 #define CONFIG_SPL_TEXT_BASE 0x402F0400 63 #define CONFIG_SPL_MAX_SIZE (0x4030B800 - CONFIG_SPL_TEXT_BASE) 64 65 /* Enable the watchdog inside of SPL */ 66 #define CONFIG_SPL_WATCHDOG_SUPPORT 67 68 /* 69 * Since SPL did pll and ddr initialization for us, 70 * we don't need to do it twice. 71 */ 72 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT) 73 #define CONFIG_SKIP_LOWLEVEL_INIT 74 #endif 75 76 /* Now bring in the rest of the common code. */ 77 #include <configs/ti_armv7_common.h> 78 79 #endif /* __CONFIG_TI_AM335X_COMMON_H__ */ 80