arm-trusted-firmware/include/drivers/st/stm32mp1_ddr_regs.h

/*
 * Copyright (c) 2017-2022, STMicroelectronics - All Rights Reserved
 *
 * SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
 */

#ifndef STM32MP1_DDR_REGS_H
#define STM32MP1_DDR_REGS_H

#include <drivers/st/stm32mp_ddrctrl_regs.h>
#include <lib/utils_def.h>

/* DDR Physical Interface Control (DDRPHYC) registers*/
struct stm32mp_ddrphy {
	uint32_t ridr;		/* 0x00 R Revision Identification */
	uint32_t pir;		/* 0x04 R/W PHY Initialization */
	uint32_t pgcr;		/* 0x08 R/W PHY General Configuration */
	uint32_t pgsr;		/* 0x0C PHY General Status */
	uint32_t dllgcr;	/* 0x10 R/W DLL General Control */
	uint32_t acdllcr;	/* 0x14 R/W AC DLL Control */
	uint32_t ptr0;		/* 0x18 R/W PHY Timing 0 */
	uint32_t ptr1;		/* 0x1C R/W PHY Timing 1 */
	uint32_t ptr2;		/* 0x20 R/W PHY Timing 2 */
	uint32_t aciocr;	/* 0x24 AC I/O Configuration */
	uint32_t dxccr;		/* 0x28 DATX8 Common Configuration */
	uint32_t dsgcr;		/* 0x2C DDR System General Configuration */
	uint32_t dcr;		/* 0x30 DRAM Configuration */
	uint32_t dtpr0;		/* 0x34 DRAM Timing Parameters0 */
	uint32_t dtpr1;		/* 0x38 DRAM Timing Parameters1 */
	uint32_t dtpr2;		/* 0x3C DRAM Timing Parameters2 */
	uint32_t mr0;		/* 0x40 Mode 0 */
	uint32_t mr1;		/* 0x44 Mode 1 */
	uint32_t mr2;		/* 0x48 Mode 2 */
	uint32_t mr3;		/* 0x4C Mode 3 */
	uint32_t odtcr;		/* 0x50 ODT Configuration */
	uint32_t dtar;		/* 0x54 data training address */
	uint32_t dtdr0;		/* 0x58 */
	uint32_t dtdr1;		/* 0x5c */
	uint8_t res1[0x0c0 - 0x060];	/* 0x60 */
	uint32_t dcuar;		/* 0xc0 Address */
	uint32_t dcudr;		/* 0xc4 DCU Data */
	uint32_t dcurr;		/* 0xc8 DCU Run */
	uint32_t dculr;		/* 0xcc DCU Loop */
	uint32_t dcugcr;	/* 0xd0 DCU General Configuration */
	uint32_t dcutpr;	/* 0xd4 DCU Timing Parameters */
	uint32_t dcusr0;	/* 0xd8 DCU Status 0 */
	uint32_t dcusr1;	/* 0xdc DCU Status 1 */
	uint8_t res2[0x100 - 0xe0];	/* 0xe0 */
	uint32_t bistrr;	/* 0x100 BIST Run */
	uint32_t bistmskr0;	/* 0x104 BIST Mask 0 */
	uint32_t bistmskr1;	/* 0x108 BIST Mask 0 */
	uint32_t bistwcr;	/* 0x10c BIST Word Count */
	uint32_t bistlsr;	/* 0x110 BIST LFSR Seed */
	uint32_t bistar0;	/* 0x114 BIST Address 0 */
	uint32_t bistar1;	/* 0x118 BIST Address 1 */
	uint32_t bistar2;	/* 0x11c BIST Address 2 */
	uint32_t bistupdr;	/* 0x120 BIST User Data Pattern */
	uint32_t bistgsr;	/* 0x124 BIST General Status */
	uint32_t bistwer;	/* 0x128 BIST Word Error */
	uint32_t bistber0;	/* 0x12c BIST Bit Error 0 */
	uint32_t bistber1;	/* 0x130 BIST Bit Error 1 */
	uint32_t bistber2;	/* 0x134 BIST Bit Error 2 */
	uint32_t bistwcsr;	/* 0x138 BIST Word Count Status */
	uint32_t bistfwr0;	/* 0x13c BIST Fail Word 0 */
	uint32_t bistfwr1;	/* 0x140 BIST Fail Word 1 */
	uint8_t res3[0x178 - 0x144];	/* 0x144 */
	uint32_t gpr0;		/* 0x178 General Purpose 0 (GPR0) */
	uint32_t gpr1;		/* 0x17C General Purpose 1 (GPR1) */
	uint32_t zq0cr0;	/* 0x180 zq 0 control 0 */
	uint32_t zq0cr1;	/* 0x184 zq 0 control 1 */
	uint32_t zq0sr0;	/* 0x188 zq 0 status 0 */
	uint32_t zq0sr1;	/* 0x18C zq 0 status 1 */
	uint8_t res4[0x1C0 - 0x190];	/* 0x190 */
	uint32_t dx0gcr;	/* 0x1c0 Byte lane 0 General Configuration */
	uint32_t dx0gsr0;	/* 0x1c4 Byte lane 0 General Status 0 */
	uint32_t dx0gsr1;	/* 0x1c8 Byte lane 0 General Status 1 */
	uint32_t dx0dllcr;	/* 0x1cc Byte lane 0 DLL Control */
	uint32_t dx0dqtr;	/* 0x1d0 Byte lane 0 DQ Timing */
	uint32_t dx0dqstr;	/* 0x1d4 Byte lane 0 DQS Timing */
	uint8_t res5[0x200 - 0x1d8];	/* 0x1d8 */
	uint32_t dx1gcr;	/* 0x200 Byte lane 1 General Configuration */
	uint32_t dx1gsr0;	/* 0x204 Byte lane 1 General Status 0 */
	uint32_t dx1gsr1;	/* 0x208 Byte lane 1 General Status 1 */
	uint32_t dx1dllcr;	/* 0x20c Byte lane 1 DLL Control */
	uint32_t dx1dqtr;	/* 0x210 Byte lane 1 DQ Timing */
	uint32_t dx1dqstr;	/* 0x214 Byte lane 1 QS Timing */
	uint8_t res6[0x240 - 0x218];	/* 0x218 */
#if STM32MP_DDR_32BIT_INTERFACE
	uint32_t dx2gcr;	/* 0x240 Byte lane 2 General Configuration */
	uint32_t dx2gsr0;	/* 0x244 Byte lane 2 General Status 0 */
	uint32_t dx2gsr1;	/* 0x248 Byte lane 2 General Status 1 */
	uint32_t dx2dllcr;	/* 0x24c Byte lane 2 DLL Control */
	uint32_t dx2dqtr;	/* 0x250 Byte lane 2 DQ Timing */
	uint32_t dx2dqstr;	/* 0x254 Byte lane 2 QS Timing */
	uint8_t res7[0x280 - 0x258];	/* 0x258 */
	uint32_t dx3gcr;	/* 0x280 Byte lane 3 General Configuration */
	uint32_t dx3gsr0;	/* 0x284 Byte lane 3 General Status 0 */
	uint32_t dx3gsr1;	/* 0x288 Byte lane 3 General Status 1 */
	uint32_t dx3dllcr;	/* 0x28c Byte lane 3 DLL Control */
	uint32_t dx3dqtr;	/* 0x290 Byte lane 3 DQ Timing */
	uint32_t dx3dqstr;	/* 0x294 Byte lane 3 QS Timing */
#endif
} __packed;

/* DDR PHY registers offsets */
#define DDRPHYC_PIR				0x004
#define DDRPHYC_PGCR				0x008
#define DDRPHYC_PGSR				0x00C
#define DDRPHYC_DLLGCR				0x010
#define DDRPHYC_ACDLLCR				0x014
#define DDRPHYC_PTR0				0x018
#define DDRPHYC_ACIOCR				0x024
#define DDRPHYC_DXCCR				0x028
#define DDRPHYC_DSGCR				0x02C
#define DDRPHYC_ZQ0CR0				0x180
#define DDRPHYC_DX0GCR				0x1C0
#define DDRPHYC_DX0DLLCR			0x1CC
#define DDRPHYC_DX1GCR				0x200
#define DDRPHYC_DX1DLLCR			0x20C
#if STM32MP_DDR_32BIT_INTERFACE
#define DDRPHYC_DX2GCR				0x240
#define DDRPHYC_DX2DLLCR			0x24C
#define DDRPHYC_DX3GCR				0x280
#define DDRPHYC_DX3DLLCR			0x28C
#endif

/* DDR PHY Register fields */
#define DDRPHYC_PIR_INIT			BIT(0)
#define DDRPHYC_PIR_DLLSRST			BIT(1)
#define DDRPHYC_PIR_DLLLOCK			BIT(2)
#define DDRPHYC_PIR_ZCAL			BIT(3)
#define DDRPHYC_PIR_ITMSRST			BIT(4)
#define DDRPHYC_PIR_DRAMRST			BIT(5)
#define DDRPHYC_PIR_DRAMINIT			BIT(6)
#define DDRPHYC_PIR_QSTRN			BIT(7)
#define DDRPHYC_PIR_RVTRN			BIT(8)
#define DDRPHYC_PIR_ICPC			BIT(16)
#define DDRPHYC_PIR_ZCALBYP			BIT(30)
#define DDRPHYC_PIR_INITSTEPS_MASK		GENMASK(31, 7)

#define DDRPHYC_PGCR_DFTCMP			BIT(2)
#define DDRPHYC_PGCR_PDDISDX			BIT(24)
#define DDRPHYC_PGCR_RFSHDT_MASK		GENMASK(28, 25)

#define DDRPHYC_PGSR_IDONE			BIT(0)
#define DDRPHYC_PGSR_DTERR			BIT(5)
#define DDRPHYC_PGSR_DTIERR			BIT(6)
#define DDRPHYC_PGSR_DFTERR			BIT(7)
#define DDRPHYC_PGSR_RVERR			BIT(8)
#define DDRPHYC_PGSR_RVEIRR			BIT(9)

#define DDRPHYC_DLLGCR_BPS200			BIT(23)

#define DDRPHYC_ACDLLCR_DLLSRST			BIT(30)
#define DDRPHYC_ACDLLCR_DLLDIS			BIT(31)

#define DDRPHYC_PTR0_TDLLSRST_OFFSET		0
#define DDRPHYC_PTR0_TDLLSRST_MASK		GENMASK(5, 0)
#define DDRPHYC_PTR0_TDLLLOCK_OFFSET		6
#define DDRPHYC_PTR0_TDLLLOCK_MASK		GENMASK(17, 6)
#define DDRPHYC_PTR0_TITMSRST_OFFSET		18
#define DDRPHYC_PTR0_TITMSRST_MASK		GENMASK(21, 18)

#define DDRPHYC_ACIOCR_ACPDD			BIT(3)
#define DDRPHYC_ACIOCR_ACPDR			BIT(4)
#define DDRPHYC_ACIOCR_CKPDD_MASK		GENMASK(10, 8)
#define DDRPHYC_ACIOCR_CKPDD_0			BIT(8)
#define DDRPHYC_ACIOCR_CKPDR_MASK		GENMASK(13, 11)
#define DDRPHYC_ACIOCR_CKPDR_0			BIT(11)
#define DDRPHYC_ACIOCR_CSPDD_MASK		GENMASK(21, 18)
#define DDRPHYC_ACIOCR_CSPDD_0			BIT(18)
#define DDRPHYC_ACIOCR_RSTPDD			BIT(27)
#define DDRPHYC_ACIOCR_RSTPDR			BIT(28)

#define DDRPHYC_DXCCR_DXPDD			BIT(2)
#define DDRPHYC_DXCCR_DXPDR			BIT(3)

#define DDRPHYC_DSGCR_CKEPDD_MASK		GENMASK(19, 16)
#define DDRPHYC_DSGCR_CKEPDD_0			BIT(16)
#define DDRPHYC_DSGCR_ODTPDD_MASK		GENMASK(23, 20)
#define DDRPHYC_DSGCR_ODTPDD_0			BIT(20)
#define DDRPHYC_DSGCR_NL2PD			BIT(24)

#define DDRPHYC_ZQ0CRN_ZDATA_MASK		GENMASK(27, 0)
#define DDRPHYC_ZQ0CRN_ZDATA_SHIFT		0
#define DDRPHYC_ZQ0CRN_ZDEN			BIT(28)
#define DDRPHYC_ZQ0CRN_ZQPD			BIT(31)

#define DDRPHYC_DXNGCR_DXEN			BIT(0)

#define DDRPHYC_DXNDLLCR_DLLSRST		BIT(30)
#define DDRPHYC_DXNDLLCR_DLLDIS			BIT(31)
#define DDRPHYC_DXNDLLCR_SDPHASE_MASK		GENMASK(17, 14)
#define DDRPHYC_DXNDLLCR_SDPHASE_SHIFT		14

#endif /* STM32MP1_DDR_REGS_H */