1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * ti_am335x_common.h 4 * 5 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ 6 * 7 * For more details, please see the technical documents listed at 8 * http://www.ti.com/product/am3359#technicaldocuments 9 */ 10 11 #ifndef __CONFIG_TI_AM335X_COMMON_H__ 12 #define __CONFIG_TI_AM335X_COMMON_H__ 13 14 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ 15 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ 16 17 #include <asm/arch/omap.h> 18 19 /* NS16550 Configuration */ 20 #ifdef CONFIG_SPL_BUILD 21 #define CONFIG_SYS_NS16550_SERIAL 22 #ifndef CONFIG_DM_SERIAL 23 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 24 #endif 25 #endif 26 #define CONFIG_SYS_NS16550_CLK 48000000 27 28 #ifndef CONFIG_SPL_BUILD 29 /* Network defines. */ 30 #define CONFIG_NET_RETRY_COUNT 10 31 #endif 32 33 /* 34 * SPL related defines. The Public RAM memory map the ROM defines the 35 * area between 0x402F0400 and 0x4030B800 as a download area and 36 * 0x4030B800 to 0x4030CE00 as a public stack area. The ROM also 37 * supports X-MODEM loading via UART, and we leverage this and then use 38 * Y-MODEM to load u-boot.img, when booted over UART. 39 */ 40 #define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + \ 41 (128 << 20)) 42 43 /* Enable the watchdog inside of SPL */ 44 45 /* 46 * Since SPL did pll and ddr initialization for us, 47 * we don't need to do it twice. 48 */ 49 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT) 50 #define CONFIG_SKIP_LOWLEVEL_INIT 51 #endif 52 53 /* 54 * When building U-Boot such that there is no previous loader 55 * we need to call board_early_init_f. This is taken care of in 56 * s_init when we have SPL used. 57 */ 58 59 /* Now bring in the rest of the common code. */ 60 #include <configs/ti_armv7_omap.h> 61 62 #endif /* __CONFIG_TI_AM335X_COMMON_H__ */ 63