Yann Gautier | 10a511c | 2018-07-24 17:18:19 +0200 | [diff] [blame] | 1 | /* |
Yann Gautier | c948f77 | 2019-01-17 19:16:03 +0100 | [diff] [blame] | 2 | * Copyright (C) 2018-2019, STMicroelectronics - All Rights Reserved |
Yann Gautier | 10a511c | 2018-07-24 17:18:19 +0200 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause |
| 5 | */ |
| 6 | |
Antonio Nino Diaz | c3cf06f | 2018-11-08 10:20:19 +0000 | [diff] [blame] | 7 | #ifndef STM32MP1_DDR_H |
| 8 | #define STM32MP1_DDR_H |
Yann Gautier | 10a511c | 2018-07-24 17:18:19 +0200 | [diff] [blame] | 9 | |
| 10 | #include <stdbool.h> |
Antonio Nino Diaz | c3cf06f | 2018-11-08 10:20:19 +0000 | [diff] [blame] | 11 | #include <stdint.h> |
Yann Gautier | 10a511c | 2018-07-24 17:18:19 +0200 | [diff] [blame] | 12 | |
| 13 | #define DT_DDR_COMPAT "st,stm32mp1-ddr" |
| 14 | |
| 15 | struct stm32mp1_ddr_size { |
| 16 | uint64_t base; |
| 17 | uint64_t size; |
| 18 | }; |
| 19 | |
| 20 | /** |
| 21 | * struct ddr_info |
| 22 | * |
| 23 | * @dev: pointer for the device |
| 24 | * @info: UCLASS RAM information |
| 25 | * @ctl: DDR controleur base address |
| 26 | * @phy: DDR PHY base address |
| 27 | * @syscfg: syscfg base address |
| 28 | */ |
| 29 | struct ddr_info { |
| 30 | struct stm32mp1_ddr_size info; |
| 31 | struct stm32mp1_ddrctl *ctl; |
| 32 | struct stm32mp1_ddrphy *phy; |
| 33 | uintptr_t pwr; |
| 34 | uintptr_t rcc; |
| 35 | }; |
| 36 | |
| 37 | struct stm32mp1_ddrctrl_reg { |
| 38 | uint32_t mstr; |
| 39 | uint32_t mrctrl0; |
| 40 | uint32_t mrctrl1; |
| 41 | uint32_t derateen; |
| 42 | uint32_t derateint; |
| 43 | uint32_t pwrctl; |
| 44 | uint32_t pwrtmg; |
| 45 | uint32_t hwlpctl; |
| 46 | uint32_t rfshctl0; |
| 47 | uint32_t rfshctl3; |
| 48 | uint32_t crcparctl0; |
| 49 | uint32_t zqctl0; |
| 50 | uint32_t dfitmg0; |
| 51 | uint32_t dfitmg1; |
| 52 | uint32_t dfilpcfg0; |
| 53 | uint32_t dfiupd0; |
| 54 | uint32_t dfiupd1; |
| 55 | uint32_t dfiupd2; |
| 56 | uint32_t dfiphymstr; |
| 57 | uint32_t odtmap; |
| 58 | uint32_t dbg0; |
| 59 | uint32_t dbg1; |
| 60 | uint32_t dbgcmd; |
| 61 | uint32_t poisoncfg; |
| 62 | uint32_t pccfg; |
| 63 | }; |
| 64 | |
| 65 | struct stm32mp1_ddrctrl_timing { |
| 66 | uint32_t rfshtmg; |
| 67 | uint32_t dramtmg0; |
| 68 | uint32_t dramtmg1; |
| 69 | uint32_t dramtmg2; |
| 70 | uint32_t dramtmg3; |
| 71 | uint32_t dramtmg4; |
| 72 | uint32_t dramtmg5; |
| 73 | uint32_t dramtmg6; |
| 74 | uint32_t dramtmg7; |
| 75 | uint32_t dramtmg8; |
| 76 | uint32_t dramtmg14; |
| 77 | uint32_t odtcfg; |
| 78 | }; |
| 79 | |
| 80 | struct stm32mp1_ddrctrl_map { |
| 81 | uint32_t addrmap1; |
| 82 | uint32_t addrmap2; |
| 83 | uint32_t addrmap3; |
| 84 | uint32_t addrmap4; |
| 85 | uint32_t addrmap5; |
| 86 | uint32_t addrmap6; |
| 87 | uint32_t addrmap9; |
| 88 | uint32_t addrmap10; |
| 89 | uint32_t addrmap11; |
| 90 | }; |
| 91 | |
| 92 | struct stm32mp1_ddrctrl_perf { |
| 93 | uint32_t sched; |
| 94 | uint32_t sched1; |
| 95 | uint32_t perfhpr1; |
| 96 | uint32_t perflpr1; |
| 97 | uint32_t perfwr1; |
| 98 | uint32_t pcfgr_0; |
| 99 | uint32_t pcfgw_0; |
| 100 | uint32_t pcfgqos0_0; |
| 101 | uint32_t pcfgqos1_0; |
| 102 | uint32_t pcfgwqos0_0; |
| 103 | uint32_t pcfgwqos1_0; |
| 104 | uint32_t pcfgr_1; |
| 105 | uint32_t pcfgw_1; |
| 106 | uint32_t pcfgqos0_1; |
| 107 | uint32_t pcfgqos1_1; |
| 108 | uint32_t pcfgwqos0_1; |
| 109 | uint32_t pcfgwqos1_1; |
| 110 | }; |
| 111 | |
| 112 | struct stm32mp1_ddrphy_reg { |
| 113 | uint32_t pgcr; |
| 114 | uint32_t aciocr; |
| 115 | uint32_t dxccr; |
| 116 | uint32_t dsgcr; |
| 117 | uint32_t dcr; |
| 118 | uint32_t odtcr; |
| 119 | uint32_t zq0cr1; |
| 120 | uint32_t dx0gcr; |
| 121 | uint32_t dx1gcr; |
| 122 | uint32_t dx2gcr; |
| 123 | uint32_t dx3gcr; |
| 124 | }; |
| 125 | |
| 126 | struct stm32mp1_ddrphy_timing { |
| 127 | uint32_t ptr0; |
| 128 | uint32_t ptr1; |
| 129 | uint32_t ptr2; |
| 130 | uint32_t dtpr0; |
| 131 | uint32_t dtpr1; |
| 132 | uint32_t dtpr2; |
| 133 | uint32_t mr0; |
| 134 | uint32_t mr1; |
| 135 | uint32_t mr2; |
| 136 | uint32_t mr3; |
| 137 | }; |
| 138 | |
| 139 | struct stm32mp1_ddrphy_cal { |
| 140 | uint32_t dx0dllcr; |
| 141 | uint32_t dx0dqtr; |
| 142 | uint32_t dx0dqstr; |
| 143 | uint32_t dx1dllcr; |
| 144 | uint32_t dx1dqtr; |
| 145 | uint32_t dx1dqstr; |
| 146 | uint32_t dx2dllcr; |
| 147 | uint32_t dx2dqtr; |
| 148 | uint32_t dx2dqstr; |
| 149 | uint32_t dx3dllcr; |
| 150 | uint32_t dx3dqtr; |
| 151 | uint32_t dx3dqstr; |
| 152 | }; |
| 153 | |
| 154 | struct stm32mp1_ddr_info { |
| 155 | const char *name; |
Yann Gautier | c948f77 | 2019-01-17 19:16:03 +0100 | [diff] [blame] | 156 | uint32_t speed; /* in kHZ */ |
Yann Gautier | 10a511c | 2018-07-24 17:18:19 +0200 | [diff] [blame] | 157 | uint32_t size; /* Memory size in byte = col * row * width */ |
| 158 | }; |
| 159 | |
| 160 | struct stm32mp1_ddr_config { |
| 161 | struct stm32mp1_ddr_info info; |
| 162 | struct stm32mp1_ddrctrl_reg c_reg; |
| 163 | struct stm32mp1_ddrctrl_timing c_timing; |
| 164 | struct stm32mp1_ddrctrl_map c_map; |
| 165 | struct stm32mp1_ddrctrl_perf c_perf; |
| 166 | struct stm32mp1_ddrphy_reg p_reg; |
| 167 | struct stm32mp1_ddrphy_timing p_timing; |
| 168 | struct stm32mp1_ddrphy_cal p_cal; |
| 169 | }; |
| 170 | |
Yann Gautier | c948f77 | 2019-01-17 19:16:03 +0100 | [diff] [blame] | 171 | int stm32mp1_ddr_clk_enable(struct ddr_info *priv, uint32_t mem_speed); |
Yann Gautier | 10a511c | 2018-07-24 17:18:19 +0200 | [diff] [blame] | 172 | void stm32mp1_ddr_init(struct ddr_info *priv, |
| 173 | struct stm32mp1_ddr_config *config); |
Antonio Nino Diaz | c3cf06f | 2018-11-08 10:20:19 +0000 | [diff] [blame] | 174 | #endif /* STM32MP1_DDR_H */ |