1 // SPDX-License-Identifier: BSD-2-Clause 2 /* 3 * Copyright (C) 2016 Freescale Semiconductor, Inc. 4 * Copyright 2017-2019, 2021 NXP 5 * 6 * Peng Fan <peng.fan@nxp.com> 7 */ 8 9 #include <config.h> 10 #include <console.h> 11 #include <io.h> 12 #include <imx.h> 13 #include <mm/core_mmu.h> 14 #include <mm/core_memprot.h> 15 #include <platform_config.h> 16 17 #define SOC_TYPE(reg) (((reg) & (0x00FF0000)) >> 16) 18 #define SOC_REV_MAJOR(reg) (((reg) & (0x0000FF00)) >> 8) 19 #define SOC_REV_MINOR(reg) ((reg) & (0x0000000F)) 20 #define SOC_REV_MINOR_MX7(reg) ((reg) & (0x000000FF)) 21 22 static uint32_t imx_digprog; 23 24 #ifdef ANATOP_BASE 25 uint32_t imx_get_digprog(void) 26 { 27 vaddr_t addr = 0; 28 29 if (imx_digprog) 30 return imx_digprog; 31 32 addr = core_mmu_get_va(ANATOP_BASE, MEM_AREA_IO_SEC, 0x1000); 33 if (!addr) 34 return 0; 35 36 imx_digprog = io_read32(addr + DIGPROG_OFFSET); 37 38 #ifdef CFG_MX8MQ 39 /* 40 * On the i.MX8MQ, the minor revision number must be updated to make 41 * the difference between B0 chip and the newer chips. 42 */ 43 addr = core_mmu_get_va(OCOTP_BASE, MEM_AREA_IO_SEC, OCOTP_SIZE); 44 if (!addr) 45 return 0; 46 47 if (io_read32(addr + OCOTP_SW_INFO_B1) == OCOTP_SW_MAGIC_B1) 48 imx_digprog |= BIT32(0); 49 #endif /* CFG_MX8MQ */ 50 51 return imx_digprog; 52 } 53 #else /* ANATOP_BASE */ 54 uint32_t imx_get_digprog(void) 55 { 56 if (imx_digprog) 57 return imx_digprog; 58 59 if (IS_ENABLED(CFG_MX7ULP)) 60 imx_digprog = SOC_MX7ULP << 16; 61 else if (IS_ENABLED(CFG_MX8QX)) 62 imx_digprog = SOC_MX8QX << 16; 63 else if (IS_ENABLED(CFG_MX8QM)) 64 imx_digprog = SOC_MX8QM << 16; 65 else if (IS_ENABLED(CFG_MX8DXL)) 66 imx_digprog = SOC_MX8DXL << 16; 67 else if (IS_ENABLED(CFG_MX8ULP)) 68 imx_digprog = SOC_MX8ULP << 16; 69 else if (IS_ENABLED(CFG_MX93)) 70 imx_digprog = SOC_MX93 << 16; 71 else if (IS_ENABLED(CFG_MX95)) 72 imx_digprog = SOC_MX95 << 16; 73 74 return imx_digprog; 75 } 76 #endif /* ANATOP_BASE */ 77 78 uint32_t imx_soc_rev_major(void) 79 { 80 if (imx_digprog == 0) 81 imx_get_digprog(); 82 83 return SOC_REV_MAJOR(imx_digprog); 84 } 85 86 uint32_t imx_soc_rev_minor(void) 87 { 88 if (imx_digprog == 0) 89 imx_get_digprog(); 90 91 if (IS_ENABLED(CFG_MX7)) 92 return SOC_REV_MINOR_MX7(imx_digprog); 93 else 94 return SOC_REV_MINOR(imx_digprog); 95 } 96 97 uint32_t imx_soc_type(void) 98 { 99 if (imx_digprog == 0) 100 imx_get_digprog(); 101 102 return SOC_TYPE(imx_digprog); 103 } 104 105 bool soc_is_imx6sl(void) 106 { 107 return imx_soc_type() == SOC_MX6SL; 108 } 109 110 bool soc_is_imx6sll(void) 111 { 112 return imx_soc_type() == SOC_MX6SLL; 113 } 114 115 bool soc_is_imx6sx(void) 116 { 117 return imx_soc_type() == SOC_MX6SX; 118 } 119 120 bool soc_is_imx6ul(void) 121 { 122 return imx_soc_type() == SOC_MX6UL; 123 } 124 125 bool soc_is_imx6ull(void) 126 { 127 return imx_soc_type() == SOC_MX6ULL; 128 } 129 130 bool soc_is_imx6sdl(void) 131 { 132 return imx_soc_type() == SOC_MX6DL; 133 } 134 135 bool soc_is_imx6dq(void) 136 { 137 return (imx_soc_type() == SOC_MX6Q) && (imx_soc_rev_major() == 0); 138 } 139 140 bool soc_is_imx6dqp(void) 141 { 142 return (imx_soc_type() == SOC_MX6Q) && (imx_soc_rev_major() == 1); 143 } 144 145 bool soc_is_imx6(void) 146 { 147 uint32_t soc = imx_soc_type(); 148 149 return (soc == SOC_MX6SLL) || (soc == SOC_MX6SL) || 150 (soc == SOC_MX6D) || (soc == SOC_MX6SX) || 151 (soc == SOC_MX6UL) || (soc == SOC_MX6ULL) || 152 (soc == SOC_MX6DL) || (soc == SOC_MX6Q); 153 } 154 155 bool soc_is_imx7ds(void) 156 { 157 return imx_soc_type() == SOC_MX7D; 158 } 159 160 bool soc_is_imx7ulp(void) 161 { 162 return imx_soc_type() == SOC_MX7ULP; 163 } 164 165 bool soc_is_imx8mq(void) 166 { 167 return imx_soc_type() == SOC_MX8M && imx_soc_rev_major() == 0x40; 168 } 169 170 bool soc_is_imx8mm(void) 171 { 172 return imx_soc_type() == SOC_MX8M && imx_soc_rev_major() == 0x41; 173 } 174 175 bool soc_is_imx8mn(void) 176 { 177 return imx_soc_type() == SOC_MX8M && imx_soc_rev_major() == 0x42; 178 } 179 180 bool soc_is_imx8mp(void) 181 { 182 return imx_soc_type() == SOC_MX8M && imx_soc_rev_major() == 0x43; 183 } 184 185 bool soc_is_imx8m(void) 186 { 187 return soc_is_imx8mq() || soc_is_imx8mm() || soc_is_imx8mn() || 188 soc_is_imx8mp(); 189 } 190 191 bool soc_is_imx8mq_b0_layer(void) 192 { 193 if (soc_is_imx8mq() && imx_soc_rev_minor() == 0x0) 194 return true; 195 else 196 return false; 197 } 198