diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/drivers/st/stm32mp1_ddr.h | 173 | ||||
| -rw-r--r-- | include/drivers/st/stm32mp1_ddr_helpers.h | 12 | ||||
| -rw-r--r-- | include/drivers/st/stm32mp1_ddr_regs.h | 413 | ||||
| -rw-r--r-- | include/drivers/st/stm32mp1_ram.h | 12 |
4 files changed, 610 insertions, 0 deletions
diff --git a/include/drivers/st/stm32mp1_ddr.h b/include/drivers/st/stm32mp1_ddr.h new file mode 100644 index 00000000..07656648 --- /dev/null +++ b/include/drivers/st/stm32mp1_ddr.h @@ -0,0 +1,173 @@ +/* + * Copyright (C) 2018, STMicroelectronics - All Rights Reserved + * + * SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause + */ + +#ifndef _STM32MP1_DDR_H +#define _STM32MP1_DDR_H + +#include <stdbool.h> + +#define DT_DDR_COMPAT "st,stm32mp1-ddr" + +struct stm32mp1_ddr_size { + uint64_t base; + uint64_t size; +}; + +/** + * struct ddr_info + * + * @dev: pointer for the device + * @info: UCLASS RAM information + * @ctl: DDR controleur base address + * @phy: DDR PHY base address + * @syscfg: syscfg base address + */ +struct ddr_info { + struct stm32mp1_ddr_size info; + struct stm32mp1_ddrctl *ctl; + struct stm32mp1_ddrphy *phy; + uintptr_t pwr; + uintptr_t rcc; +}; + +struct stm32mp1_ddrctrl_reg { + uint32_t mstr; + uint32_t mrctrl0; + uint32_t mrctrl1; + uint32_t derateen; + uint32_t derateint; + uint32_t pwrctl; + uint32_t pwrtmg; + uint32_t hwlpctl; + uint32_t rfshctl0; + uint32_t rfshctl3; + uint32_t crcparctl0; + uint32_t zqctl0; + uint32_t dfitmg0; + uint32_t dfitmg1; + uint32_t dfilpcfg0; + uint32_t dfiupd0; + uint32_t dfiupd1; + uint32_t dfiupd2; + uint32_t dfiphymstr; + uint32_t odtmap; + uint32_t dbg0; + uint32_t dbg1; + uint32_t dbgcmd; + uint32_t poisoncfg; + uint32_t pccfg; +}; + +struct stm32mp1_ddrctrl_timing { + uint32_t rfshtmg; + uint32_t dramtmg0; + uint32_t dramtmg1; + uint32_t dramtmg2; + uint32_t dramtmg3; + uint32_t dramtmg4; + uint32_t dramtmg5; + uint32_t dramtmg6; + uint32_t dramtmg7; + uint32_t dramtmg8; + uint32_t dramtmg14; + uint32_t odtcfg; +}; + +struct stm32mp1_ddrctrl_map { + uint32_t addrmap1; + uint32_t addrmap2; + uint32_t addrmap3; + uint32_t addrmap4; + uint32_t addrmap5; + uint32_t addrmap6; + uint32_t addrmap9; + uint32_t addrmap10; + uint32_t addrmap11; +}; + +struct stm32mp1_ddrctrl_perf { + uint32_t sched; + uint32_t sched1; + uint32_t perfhpr1; + uint32_t perflpr1; + uint32_t perfwr1; + uint32_t pcfgr_0; + uint32_t pcfgw_0; + uint32_t pcfgqos0_0; + uint32_t pcfgqos1_0; + uint32_t pcfgwqos0_0; + uint32_t pcfgwqos1_0; + uint32_t pcfgr_1; + uint32_t pcfgw_1; + uint32_t pcfgqos0_1; + uint32_t pcfgqos1_1; + uint32_t pcfgwqos0_1; + uint32_t pcfgwqos1_1; +}; + +struct stm32mp1_ddrphy_reg { + uint32_t pgcr; + uint32_t aciocr; + uint32_t dxccr; + uint32_t dsgcr; + uint32_t dcr; + uint32_t odtcr; + uint32_t zq0cr1; + uint32_t dx0gcr; + uint32_t dx1gcr; + uint32_t dx2gcr; + uint32_t dx3gcr; +}; + +struct stm32mp1_ddrphy_timing { + uint32_t ptr0; + uint32_t ptr1; + uint32_t ptr2; + uint32_t dtpr0; + uint32_t dtpr1; + uint32_t dtpr2; + uint32_t mr0; + uint32_t mr1; + uint32_t mr2; + uint32_t mr3; +}; + +struct stm32mp1_ddrphy_cal { + uint32_t dx0dllcr; + uint32_t dx0dqtr; + uint32_t dx0dqstr; + uint32_t dx1dllcr; + uint32_t dx1dqtr; + uint32_t dx1dqstr; + uint32_t dx2dllcr; + uint32_t dx2dqtr; + uint32_t dx2dqstr; + uint32_t dx3dllcr; + uint32_t dx3dqtr; + uint32_t dx3dqstr; +}; + +struct stm32mp1_ddr_info { + const char *name; + uint16_t speed; /* in MHZ */ + uint32_t size; /* Memory size in byte = col * row * width */ +}; + +struct stm32mp1_ddr_config { + struct stm32mp1_ddr_info info; + struct stm32mp1_ddrctrl_reg c_reg; + struct stm32mp1_ddrctrl_timing c_timing; + struct stm32mp1_ddrctrl_map c_map; + struct stm32mp1_ddrctrl_perf c_perf; + struct stm32mp1_ddrphy_reg p_reg; + struct stm32mp1_ddrphy_timing p_timing; + struct stm32mp1_ddrphy_cal p_cal; +}; + +int stm32mp1_ddr_clk_enable(struct ddr_info *priv, uint16_t mem_speed); +void stm32mp1_ddr_init(struct ddr_info *priv, + struct stm32mp1_ddr_config *config); +#endif /* _STM32MP1_DDR_H */ diff --git a/include/drivers/st/stm32mp1_ddr_helpers.h b/include/drivers/st/stm32mp1_ddr_helpers.h new file mode 100644 index 00000000..298a0804 --- /dev/null +++ b/include/drivers/st/stm32mp1_ddr_helpers.h @@ -0,0 +1,12 @@ +/* + * Copyright (c) 2017-2018, STMicroelectronics - All Rights Reserved + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef __STM32MP1_DDR_HELPERS_H__ +#define __STM32MP1_DDR_HELPERS_H__ + +void ddr_enable_clock(void); + +#endif /* __STM32MP1_DDR_HELPERS_H__ */ diff --git a/include/drivers/st/stm32mp1_ddr_regs.h b/include/drivers/st/stm32mp1_ddr_regs.h new file mode 100644 index 00000000..64ad9655 --- /dev/null +++ b/include/drivers/st/stm32mp1_ddr_regs.h @@ -0,0 +1,413 @@ +/* + * Copyright (c) 2017-2018, STMicroelectronics - All Rights Reserved + * + * SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause + */ + +#ifndef _RAM_STM32MP1_DDR_REGS_H +#define _RAM_STM32MP1_DDR_REGS_H + +#include <utils_def.h> + +/* DDR3/LPDDR2/LPDDR3 Controller (DDRCTRL) registers */ +struct stm32mp1_ddrctl { + uint32_t mstr ; /* 0x0 Master */ + uint32_t stat; /* 0x4 Operating Mode Status */ + uint8_t reserved008[0x10 - 0x8]; + uint32_t mrctrl0; /* 0x10 Control 0 */ + uint32_t mrctrl1; /* 0x14 Control 1 */ + uint32_t mrstat; /* 0x18 Status */ + uint32_t reserved01c; /* 0x1c */ + uint32_t derateen; /* 0x20 Temperature Derate Enable */ + uint32_t derateint; /* 0x24 Temperature Derate Interval */ + uint8_t reserved028[0x30 - 0x28]; + uint32_t pwrctl; /* 0x30 Low Power Control */ + uint32_t pwrtmg; /* 0x34 Low Power Timing */ + uint32_t hwlpctl; /* 0x38 Hardware Low Power Control */ + uint8_t reserved03c[0x50 - 0x3C]; + uint32_t rfshctl0; /* 0x50 Refresh Control 0 */ + uint32_t reserved054; /* 0x54 Refresh Control 1 */ + uint32_t reserved058; /* 0x58 Refresh Control 2 */ + uint32_t reserved05C; + uint32_t rfshctl3; /* 0x60 Refresh Control 0 */ + uint32_t rfshtmg; /* 0x64 Refresh Timing */ + uint8_t reserved068[0xc0 - 0x68]; + uint32_t crcparctl0; /* 0xc0 CRC Parity Control0 */ + uint32_t reserved0c4; /* 0xc4 CRC Parity Control1 */ + uint32_t reserved0c8; /* 0xc8 CRC Parity Control2 */ + uint32_t crcparstat; /* 0xcc CRC Parity Status */ + uint32_t init0; /* 0xd0 SDRAM Initialization 0 */ + uint32_t init1; /* 0xd4 SDRAM Initialization 1 */ + uint32_t init2; /* 0xd8 SDRAM Initialization 2 */ + uint32_t init3; /* 0xdc SDRAM Initialization 3 */ + uint32_t init4; /* 0xe0 SDRAM Initialization 4 */ + uint32_t init5; /* 0xe4 SDRAM Initialization 5 */ + uint32_t reserved0e8; + uint32_t reserved0ec; + uint32_t dimmctl; /* 0xf0 DIMM Control */ + uint8_t reserved0f4[0x100 - 0xf4]; + uint32_t dramtmg0; /* 0x100 SDRAM Timing 0 */ + uint32_t dramtmg1; /* 0x104 SDRAM Timing 1 */ + uint32_t dramtmg2; /* 0x108 SDRAM Timing 2 */ + uint32_t dramtmg3; /* 0x10c SDRAM Timing 3 */ + uint32_t dramtmg4; /* 0x110 SDRAM Timing 4 */ + uint32_t dramtmg5; /* 0x114 SDRAM Timing 5 */ + uint32_t dramtmg6; /* 0x118 SDRAM Timing 6 */ + uint32_t dramtmg7; /* 0x11c SDRAM Timing 7 */ + uint32_t dramtmg8; /* 0x120 SDRAM Timing 8 */ + uint8_t reserved124[0x138 - 0x124]; + uint32_t dramtmg14; /* 0x138 SDRAM Timing 14 */ + uint32_t dramtmg15; /* 0x13C SDRAM Timing 15 */ + uint8_t reserved140[0x180 - 0x140]; + uint32_t zqctl0; /* 0x180 ZQ Control 0 */ + uint32_t zqctl1; /* 0x184 ZQ Control 1 */ + uint32_t zqctl2; /* 0x188 ZQ Control 2 */ + uint32_t zqstat; /* 0x18c ZQ Status */ + uint32_t dfitmg0; /* 0x190 DFI Timing 0 */ + uint32_t dfitmg1; /* 0x194 DFI Timing 1 */ + uint32_t dfilpcfg0; /* 0x198 DFI Low Power Configuration 0 */ + uint32_t reserved19c; + uint32_t dfiupd0; /* 0x1a0 DFI Update 0 */ + uint32_t dfiupd1; /* 0x1a4 DFI Update 1 */ + uint32_t dfiupd2; /* 0x1a8 DFI Update 2 */ + uint32_t reserved1ac; + uint32_t dfimisc; /* 0x1b0 DFI Miscellaneous Control */ + uint8_t reserved1b4[0x1bc - 0x1b4]; + uint32_t dfistat; /* 0x1bc DFI Miscellaneous Control */ + uint8_t reserved1c0[0x1c4 - 0x1c0]; + uint32_t dfiphymstr; /* 0x1c4 DFI PHY Master interface */ + uint8_t reserved1c8[0x204 - 0x1c8]; + uint32_t addrmap1; /* 0x204 Address Map 1 */ + uint32_t addrmap2; /* 0x208 Address Map 2 */ + uint32_t addrmap3; /* 0x20c Address Map 3 */ + uint32_t addrmap4; /* 0x210 Address Map 4 */ + uint32_t addrmap5; /* 0x214 Address Map 5 */ + uint32_t addrmap6; /* 0x218 Address Map 6 */ + uint8_t reserved21c[0x224 - 0x21c]; + uint32_t addrmap9; /* 0x224 Address Map 9 */ + uint32_t addrmap10; /* 0x228 Address Map 10 */ + uint32_t addrmap11; /* 0x22C Address Map 11 */ + uint8_t reserved230[0x240 - 0x230]; + uint32_t odtcfg; /* 0x240 ODT Configuration */ + uint32_t odtmap; /* 0x244 ODT/Rank Map */ + uint8_t reserved248[0x250 - 0x248]; + uint32_t sched; /* 0x250 Scheduler Control */ + uint32_t sched1; /* 0x254 Scheduler Control 1 */ + uint32_t reserved258; + uint32_t perfhpr1; /* 0x25c High Priority Read CAM 1 */ + uint32_t reserved260; + uint32_t perflpr1; /* 0x264 Low Priority Read CAM 1 */ + uint32_t reserved268; + uint32_t perfwr1; /* 0x26c Write CAM 1 */ + uint8_t reserved27c[0x300 - 0x270]; + uint32_t dbg0; /* 0x300 Debug 0 */ + uint32_t dbg1; /* 0x304 Debug 1 */ + uint32_t dbgcam; /* 0x308 CAM Debug */ + uint32_t dbgcmd; /* 0x30c Command Debug */ + uint32_t dbgstat; /* 0x310 Status Debug */ + uint8_t reserved314[0x320 - 0x314]; + uint32_t swctl; /* 0x320 Software Programming Control Enable */ + uint32_t swstat; /* 0x324 Software Programming Control Status */ + uint8_t reserved328[0x36c - 0x328]; + uint32_t poisoncfg; /* 0x36c AXI Poison Configuration Register */ + uint32_t poisonstat; /* 0x370 AXI Poison Status Register */ + uint8_t reserved374[0x3fc - 0x374]; + + /* Multi Port registers */ + uint32_t pstat; /* 0x3fc Port Status */ + uint32_t pccfg; /* 0x400 Port Common Configuration */ + + /* PORT 0 */ + uint32_t pcfgr_0; /* 0x404 Configuration Read */ + uint32_t pcfgw_0; /* 0x408 Configuration Write */ + uint8_t reserved40c[0x490 - 0x40c]; + uint32_t pctrl_0; /* 0x490 Port Control Register */ + uint32_t pcfgqos0_0; /* 0x494 Read QoS Configuration 0 */ + uint32_t pcfgqos1_0; /* 0x498 Read QoS Configuration 1 */ + uint32_t pcfgwqos0_0; /* 0x49c Write QoS Configuration 0 */ + uint32_t pcfgwqos1_0; /* 0x4a0 Write QoS Configuration 1 */ + uint8_t reserved4a4[0x4b4 - 0x4a4]; + + /* PORT 1 */ + uint32_t pcfgr_1; /* 0x4b4 Configuration Read */ + uint32_t pcfgw_1; /* 0x4b8 Configuration Write */ + uint8_t reserved4bc[0x540 - 0x4bc]; + uint32_t pctrl_1; /* 0x540 Port 2 Control Register */ + uint32_t pcfgqos0_1; /* 0x544 Read QoS Configuration 0 */ + uint32_t pcfgqos1_1; /* 0x548 Read QoS Configuration 1 */ + uint32_t pcfgwqos0_1; /* 0x54c Write QoS Configuration 0 */ + uint32_t pcfgwqos1_1; /* 0x550 Write QoS Configuration 1 */ +} __packed; + +/* DDR Physical Interface Control (DDRPHYC) registers*/ +struct stm32mp1_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 */ + 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 */ +} __packed; + +/* DDR Controller registers offsets */ +#define DDRCTRL_MSTR 0x000 +#define DDRCTRL_STAT 0x004 +#define DDRCTRL_MRCTRL0 0x010 +#define DDRCTRL_MRSTAT 0x018 +#define DDRCTRL_PWRCTL 0x030 +#define DDRCTRL_PWRTMG 0x034 +#define DDRCTRL_HWLPCTL 0x038 +#define DDRCTRL_RFSHCTL3 0x060 +#define DDRCTRL_RFSHTMG 0x064 +#define DDRCTRL_INIT0 0x0D0 +#define DDRCTRL_DFIMISC 0x1B0 +#define DDRCTRL_DBG1 0x304 +#define DDRCTRL_DBGCAM 0x308 +#define DDRCTRL_DBGCMD 0x30C +#define DDRCTRL_DBGSTAT 0x310 +#define DDRCTRL_SWCTL 0x320 +#define DDRCTRL_SWSTAT 0x324 +#define DDRCTRL_PCTRL_0 0x490 +#define DDRCTRL_PCTRL_1 0x540 + +/* DDR Controller Register fields */ +#define DDRCTRL_MSTR_DDR3 BIT(0) +#define DDRCTRL_MSTR_DATA_BUS_WIDTH_MASK GENMASK(13, 12) +#define DDRCTRL_MSTR_DATA_BUS_WIDTH_FULL 0 +#define DDRCTRL_MSTR_DATA_BUS_WIDTH_HALF BIT(12) +#define DDRCTRL_MSTR_DATA_BUS_WIDTH_QUARTER BIT(13) +#define DDRCTRL_MSTR_DLL_OFF_MODE BIT(15) + +#define DDRCTRL_STAT_OPERATING_MODE_MASK GENMASK(2, 0) +#define DDRCTRL_STAT_OPERATING_MODE_NORMAL BIT(0) +#define DDRCTRL_STAT_OPERATING_MODE_SR (BIT(0) | BIT(1)) +#define DDRCTRL_STAT_SELFREF_TYPE_MASK GENMASK(5, 4) +#define DDRCTRL_STAT_SELFREF_TYPE_ASR (BIT(4) | BIT(5)) +#define DDRCTRL_STAT_SELFREF_TYPE_SR BIT(5) + +#define DDRCTRL_MRCTRL0_MR_TYPE_WRITE U(0) +/* Only one rank supported */ +#define DDRCTRL_MRCTRL0_MR_RANK_SHIFT 4 +#define DDRCTRL_MRCTRL0_MR_RANK_ALL \ + (0x1U << DDRCTRL_MRCTRL0_MR_RANK_SHIFT) +#define DDRCTRL_MRCTRL0_MR_ADDR_SHIFT 12 +#define DDRCTRL_MRCTRL0_MR_ADDR_MASK GENMASK(15, 12) +#define DDRCTRL_MRCTRL0_MR_WR BIT(31) + +#define DDRCTRL_MRSTAT_MR_WR_BUSY BIT(0) + +#define DDRCTRL_PWRCTL_SELFREF_EN BIT(0) +#define DDRCTRL_PWRCTL_POWERDOWN_EN BIT(1) +#define DDRCTRL_PWRCTL_EN_DFI_DRAM_CLK_DISABLE BIT(3) +#define DDRCTRL_PWRCTL_SELFREF_SW BIT(5) + +#define DDRCTRL_PWRTMG_SELFREF_TO_X32_MASK GENMASK(19, 12) +#define DDRCTRL_PWRTMG_SELFREF_TO_X32_0 BIT(16) + +#define DDRCTRL_RFSHCTL3_DIS_AUTO_REFRESH BIT(0) + +#define DDRCTRL_HWLPCTL_HW_LP_EN BIT(0) + +#define DDRCTRL_RFSHTMG_T_RFC_NOM_X1_X32_MASK GENMASK(27, 16) +#define DDRCTRL_RFSHTMG_T_RFC_NOM_X1_X32_SHIFT 16 + +#define DDRCTRL_INIT0_SKIP_DRAM_INIT_MASK GENMASK(31, 30) +#define DDRCTRL_INIT0_SKIP_DRAM_INIT_NORMAL BIT(30) + +#define DDRCTRL_DFIMISC_DFI_INIT_COMPLETE_EN BIT(0) + +#define DDRCTRL_DBG1_DIS_HIF BIT(1) + +#define DDRCTRL_DBGCAM_WR_DATA_PIPELINE_EMPTY BIT(29) +#define DDRCTRL_DBGCAM_RD_DATA_PIPELINE_EMPTY BIT(28) +#define DDRCTRL_DBGCAM_DBG_WR_Q_EMPTY BIT(26) +#define DDRCTRL_DBGCAM_DBG_LPR_Q_DEPTH GENMASK(12, 8) +#define DDRCTRL_DBGCAM_DBG_HPR_Q_DEPTH GENMASK(4, 0) +#define DDRCTRL_DBGCAM_DATA_PIPELINE_EMPTY \ + (DDRCTRL_DBGCAM_WR_DATA_PIPELINE_EMPTY | \ + DDRCTRL_DBGCAM_RD_DATA_PIPELINE_EMPTY) +#define DDRCTRL_DBGCAM_DBG_Q_DEPTH \ + (DDRCTRL_DBGCAM_DBG_WR_Q_EMPTY | \ + DDRCTRL_DBGCAM_DBG_LPR_Q_DEPTH | \ + DDRCTRL_DBGCAM_DBG_HPR_Q_DEPTH) + +#define DDRCTRL_DBGCMD_RANK0_REFRESH BIT(0) + +#define DDRCTRL_DBGSTAT_RANK0_REFRESH_BUSY BIT(0) + +#define DDRCTRL_SWCTL_SW_DONE BIT(0) + +#define DDRCTRL_SWSTAT_SW_DONE_ACK BIT(0) + +#define DDRCTRL_PCTRL_N_PORT_EN BIT(0) + +/* 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 +#define DDRPHYC_DX2GCR 0x240 +#define DDRPHYC_DX2DLLCR 0x24C +#define DDRPHYC_DX3GCR 0x280 +#define DDRPHYC_DX3DLLCR 0x28C + +/* 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_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_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 + +void ddr_enable_clock(void); + +#endif /* _RAM_STM32MP1_DDR_REGS_H */ diff --git a/include/drivers/st/stm32mp1_ram.h b/include/drivers/st/stm32mp1_ram.h new file mode 100644 index 00000000..af961777 --- /dev/null +++ b/include/drivers/st/stm32mp1_ram.h @@ -0,0 +1,12 @@ +/* + * Copyright (c) 2015-2018, STMicroelectronics - All Rights Reserved + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef _STM32MP1_RAM_H +#define _STM32MP1_RAM_H + +int stm32mp1_ddr_probe(void); + +#endif /* _STM32MP1_RAM_H */ |