u-boot/arch/arm/include/asm/arch-imx/cpu.h

/*
 * (C) Copyright 2014 Freescale Semiconductor, Inc.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#define MXC_CPU_MX23		0x23
#define MXC_CPU_MX25		0x25
#define MXC_CPU_MX27		0x27
#define MXC_CPU_MX28		0x28
#define MXC_CPU_MX31		0x31
#define MXC_CPU_MX35		0x35
#define MXC_CPU_MX51		0x51
#define MXC_CPU_MX53		0x53
#define MXC_CPU_MX6SL		0x60
#define MXC_CPU_MX6DL		0x61
#define MXC_CPU_MX6SX		0x62
#define MXC_CPU_MX6Q		0x63
#define MXC_CPU_MX6UL		0x64
#define MXC_CPU_MX6SOLO		0x65 /* dummy ID */
#define MXC_CPU_MX6D		0x67
#define MXC_CPU_MX6DP		0x68
#define MXC_CPU_MX6QP		0x69
#define MXC_CPU_MX7D		0x72
#define MXC_CPU_VF610		0xF6 /* dummy ID */

#define MXC_SOC_MX6		0x60
#define MXC_SOC_MX7		0x70

#define CHIP_REV_1_0            0x10
#define CHIP_REV_1_1            0x11
#define CHIP_REV_1_2            0x12
#define CHIP_REV_1_5            0x15
#define CHIP_REV_2_0            0x20
#define CHIP_REV_2_5            0x25
#define CHIP_REV_3_0            0x30

#define BOARD_REV_1_0           0x0
#define BOARD_REV_2_0           0x1
#define BOARD_VER_OFFSET        0x8

#define CS0_128					0
#define CS0_64M_CS1_64M				1
#define CS0_64M_CS1_32M_CS2_32M			2
#define CS0_32M_CS1_32M_CS2_32M_CS3_32M		3

u32 get_imx_reset_cause(void);