#define CONFIG_SYS_GENERIC_BOARD
#define CONFIG_CMD_GPIO
-#ifndef CONFIG_TX6_UBOOT_MFG
/* LCD Logo and Splash screen support */
#ifdef CONFIG_LCD
#define CONFIG_SPLASH_SCREEN
#define CONFIG_BMP_32BPP
#define CONFIG_VIDEO_BMP_RLE8
#endif /* CONFIG_LCD */
-#endif /* CONFIG_TX6_UBOOT_MFG */
/*
* Memory configuration options
#define CONFIG_SYS_SDRAM_BUS_WIDTH 64
#endif
#endif /* CONFIG_SYS_SDRAM_BUS_WIDTH */
-#define PHYS_SDRAM_1_SIZE (SZ_512M / 32 * CONFIG_SYS_SDRAM_BUS_WIDTH)
+#ifdef __ASSEMBLY__
+#define _AC(x,s) x
+#else
+#define _AC(x,s) (x##s)
+#endif
+#define UL(x) _AC(x,UL)
+#define PHYS_SDRAM_1_SIZE (UL(CONFIG_SYS_SDRAM_CHIP_SIZE) * SZ_1M \
+ / 32 * CONFIG_SYS_SDRAM_BUS_WIDTH)
+#if PHYS_SDRAM_1_SIZE > SZ_1G
+#define FDT_HIGH_STR "fdt_high=ffffffff\0"
+#else
+#define FDT_HIGH_STR ""
+#endif
+
#ifdef CONFIG_SOC_MX6Q
#define CONFIG_SYS_SDRAM_CLK 528
#else
#endif
/*
- * Extra Environments
+ * Extra Environment Settings
*/
#ifdef CONFIG_TX6_UBOOT_NOENV
#define CONFIG_EXTRA_ENV_SETTINGS \
EMMC_BOOT_PART_STR \
EMMC_BOOT_ACK_STR \
"fdtaddr=" xstr(CONFIG_FDTADDR) "\0" \
- CONFIG_SYS_FDTSAVE_CMD \
+ FDT_HIGH_STR \
+ FDTSAVE_CMD_STR \
"mtdids=" MTDIDS_DEFAULT "\0" \
"mtdparts=" MTDPARTS_DEFAULT "\0" \
"nfsroot=/tftpboot/rootfs\0" \
#define CONFIG_SYS_DEFAULT_BOOT_MODE "nand"
#define CONFIG_SYS_BOOT_CMD_NAND \
"bootcmd_nand=setenv autostart no;run bootargs_ubifs;nboot linux\0"
-#define CONFIG_SYS_FDTSAVE_CMD \
+#define FDTSAVE_CMD_STR \
"fdtsave=fdt resize;nand erase.part dtb" \
";nand write ${fdtaddr} dtb ${fdtsize}\0"
#define MTD_NAME "gpmi-nand"
#define CONFIG_SYS_DEFAULT_BOOT_MODE "mmc"
#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
#define CONFIG_SYS_BOOT_CMD_NAND ""
-#define CONFIG_SYS_FDTSAVE_CMD \
+#define FDTSAVE_CMD_STR \
"fdtsave=mmc partconf 0 ${emmc_boot_ack} ${emmc_boot_part} ${emmc_boot_part}" \
";mmc write ${fdtaddr} " xstr(CONFIG_SYS_DTB_BLKNO) " 80" \
";mmc partconf 0 ${emmc_boot_ack} ${emmc_boot_part} 0\0"
#error Unsupported TX6 module revision
#endif
#else /* CONFIG_TX6_REV */
-/* autodetect which PMIC is present to derive TX6_REV */
#ifdef CONFIG_SOC_MX6UL
-#define CONFIG_SYS_I2C
-#define CONFIG_SYS_I2C_SOFT
+#ifdef CONFIG_SYS_I2C_SOFT
+/* NOENV U-Boot is used for initial bootstrap.
+ * Since the TAMPER_PIN_DISABLE fuses have to be programmed
+ * to be able to use the TAMPER pins as GPIO to access the
+ * PMIC I2C bus, this is not possible on virgin hardware.
+ */
#define CONFIG_SYS_I2C_SOFT_SPEED 400000
+#define CONFIG_SYS_I2C_SPEED CONFIG_SYS_I2C_SOFT_SPEED
#define CONFIG_SOFT_I2C_GPIO_SCL IMX_GPIO_NR(5, 0)
#define CONFIG_SOFT_I2C_GPIO_SDA IMX_GPIO_NR(5, 1)
#define CONFIG_SOFT_I2C_READ_REPEATED_START
-#else
+#endif /* CONFIG_SYS_I2C_SOFT */
+#else /* !CONFIG_SOC_MX6UL */
+/* autodetect which PMIC is present to derive TX6_REV */
#define CONFIG_LTC3676 /* TX6_REV == 1 */
-#endif
+#endif /* CONFIG_SOC_MX6UL */
#define CONFIG_RN5T567 /* TX6_REV == 3 */
#endif /* CONFIG_TX6_REV */