u-boot/include/configs/ti_omap5_common.h

/*
 * (C) Copyright 2013
 * Texas Instruments Incorporated.
 * Sricharan R	  <r.sricharan@ti.com>
 *
 * Derived from OMAP4 done by:
 *	Aneesh V <aneesh@ti.com>
 *
 * TI OMAP5 AND DRA7XX common configuration settings
 *
 * SPDX-License-Identifier:	GPL-2.0+
 *
 * For more details, please see the technical documents listed at
 * http://www.ti.com/product/omap5432
 */

#ifndef __CONFIG_TI_OMAP5_COMMON_H
#define __CONFIG_TI_OMAP5_COMMON_H

/* Common ARM Erratas */
#define CONFIG_ARM_ERRATA_798870

/* Use General purpose timer 1 */
#define CONFIG_SYS_TIMERBASE		GPT2_BASE

/*
 * For the DDR timing information we can either dynamically determine
 * the timings to use or use pre-determined timings (based on using the
 * dynamic method.  Default to the static timing infomation.
 */
#define CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
#ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
#define CONFIG_SYS_AUTOMATIC_SDRAM_DETECTION
#define CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS
#endif

#define CONFIG_PALMAS_POWER

#include <asm/arch/cpu.h>
#include <asm/arch/omap.h>

#include <configs/ti_armv7_omap.h>

/*
 * Hardware drivers
 */
#define CONFIG_SYS_NS16550_CLK		48000000
#if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_DM_SERIAL)
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE	(-4)
#endif

/*
 * Environment setup
 */
#ifndef PARTS_DEFAULT
#define PARTS_DEFAULT
#endif

#ifndef DFUARGS
#define DFUARGS
#endif

#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
#define CONFIG_EXTRA_ENV_SETTINGS \
	DEFAULT_LINUX_BOOT_ENV \
	DEFAULT_MMC_TI_ARGS \
	"console=" CONSOLEDEV ",115200n8\0" \
	"fdtfile=undefined\0" \
	"bootpart=0:2\0" \
	"bootdir=/boot\0" \
	"bootfile=zImage\0" \
	"usbtty=cdc_acm\0" \
	"vram=16M\0" \
	"partitions=" PARTS_DEFAULT "\0" \
	"optargs=\0" \
	"dofastboot=0\0" \
	"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
	"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
		"source ${loadaddr}\0" \
	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
	"mmcboot=mmc dev ${mmcdev}; " \
		"if mmc rescan; then " \
			"echo SD/MMC found on device ${mmcdev};" \
			"if run loadimage; then " \
				"run loadfdt; " \
				"echo Booting from mmc${mmcdev} ...; " \
				"run args_mmc; " \
				"bootz ${loadaddr} - ${fdtaddr}; " \
			"fi;" \
		"fi;\0" \
	"findfdt="\
		"if test $board_name = omap5_uevm; then " \
			"setenv fdtfile omap5-uevm.dtb; fi; " \
		"if test $board_name = dra7xx; then " \
			"setenv fdtfile dra7-evm.dtb; fi;" \
		"if test $board_name = dra72x-revc; then " \
			"setenv fdtfile dra72-evm-revc.dtb; fi;" \
		"if test $board_name = dra72x; then " \
			"setenv fdtfile dra72-evm.dtb; fi;" \
		"if test $board_name = beagle_x15; then " \
			"setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
		"if test $board_name = am572x_idk; then " \
			"setenv fdtfile am572x-idk.dtb; fi;" \
		"if test $board_name = am57xx_evm; then " \
			"setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
		"if test $fdtfile = undefined; then " \
			"echo WARNING: Could not determine device tree to use; fi; \0" \
	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile};\0" \
	DFUARGS \
	NETARGS \

#define CONFIG_BOOTCOMMAND \
	"if test ${dofastboot} -eq 1; then " \
		"echo Boot fastboot requested, resetting dofastboot ...;" \
		"setenv dofastboot 0; saveenv;" \
		"echo Booting into fastboot ...; " \
		"fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \
	"fi;" \
	"run findfdt; " \
	"run envboot; " \
	"run mmcboot;" \
	"setenv mmcdev 1; " \
	"setenv bootpart 1:2; " \
	"setenv mmcroot /dev/mmcblk0p2 rw; " \
	"run mmcboot;" \
	""

/*
 * SPL related defines.  The Public RAM memory map the ROM defines the
 * area between 0x40300000 and 0x4031E000 as a download area for OMAP5.
 * On DRA7xx/AM57XX the download area is between 0x40300000 and 0x4037E000.
 * We set CONFIG_SPL_DISPLAY_PRINT to have omap_rev_string() called and
 * print some information.
 */
#ifdef CONFIG_TI_SECURE_DEVICE
/*
 * For memory booting on HS parts, the first 4KB of the internal RAM is
 * reserved for secure world use and the flash loader image is
 * preceded by a secure certificate. The SPL will therefore run in internal
 * RAM from address 0x40301350 (0x40300000+0x1000(reserved)+0x350(cert)).
 */
#define TI_OMAP5_SECURE_BOOT_RESV_SRAM_SZ	0x1000
#define CONFIG_SPL_TEXT_BASE	0x40301350
/* If no specific start address is specified then the secure EMIF
 * region will be placed at the end of the DDR space. In order to prevent
 * the main u-boot relocation from clobbering that memory and causing a
 * firewall violation, we tell u-boot that memory is protected RAM (PRAM)
 */
#if (CONFIG_TI_SECURE_EMIF_REGION_START == 0)
#define CONFIG_PRAM (CONFIG_TI_SECURE_EMIF_TOTAL_REGION_SIZE) >> 10
#endif
#else
/*
 * For all booting on GP parts, the flash loader image is
 * downloaded into internal RAM at address 0x40300000.
 */
#define CONFIG_SPL_TEXT_BASE	0x40300000
#endif

#define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
#define CONFIG_SYS_SPL_ARGS_ADDR	(CONFIG_SYS_SDRAM_BASE + \
					 (128 << 20))

#ifdef CONFIG_NAND
#define CONFIG_SPL_NAND_AM33XX_BCH	/* ELM support */
#endif

/*
 * Disable MMC DM for SPL build and can be re-enabled after adding
 * DM support in SPL
 */
#ifdef CONFIG_SPL_BUILD
#undef CONFIG_DM_MMC
#undef CONFIG_TIMER
#undef CONFIG_DM_ETH
#endif

#endif /* __CONFIG_TI_OMAP5_COMMON_H */