Angel Pons | c3f58f6 | 2020-04-05 15:46:41 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 2 | |
Kyösti Mälkki | e459a89 | 2019-03-04 07:22:56 +0200 | [diff] [blame] | 3 | #include <stdint.h> |
Kyösti Mälkki | f1b58b7 | 2019-03-01 13:43:02 +0200 | [diff] [blame] | 4 | #include <device/pci_ops.h> |
Julius Werner | 18ea2d3 | 2014-10-07 16:42:17 -0700 | [diff] [blame] | 5 | #include <soc/iosf.h> |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 6 | |
Kyösti Mälkki | e459a89 | 2019-03-04 07:22:56 +0200 | [diff] [blame] | 7 | static inline void write_iosf_reg(int reg, uint32_t value) |
| 8 | { |
| 9 | pci_s_write_config32(IOSF_PCI_DEV, reg, value); |
| 10 | } |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 11 | |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 12 | static inline uint32_t read_iosf_reg(int reg) |
| 13 | { |
Kyösti Mälkki | e459a89 | 2019-03-04 07:22:56 +0200 | [diff] [blame] | 14 | return pci_s_read_config32(IOSF_PCI_DEV, reg); |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 15 | } |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 16 | |
Aaron Durbin | 4a082c6 | 2013-10-31 11:58:32 -0500 | [diff] [blame] | 17 | /* Common sequences for all the port accesses. */ |
Mate Kukri | e231949 | 2020-07-04 11:20:07 +0200 | [diff] [blame] | 18 | uint32_t iosf_read_port(uint32_t cr, int reg) |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 19 | { |
Aaron Durbin | 4a082c6 | 2013-10-31 11:58:32 -0500 | [diff] [blame] | 20 | cr |= IOSF_REG(reg) | IOSF_BYTE_EN; |
Aaron Durbin | 67633a5 | 2013-10-29 10:57:31 -0500 | [diff] [blame] | 21 | write_iosf_reg(MCRX_REG, IOSF_REG_UPPER(reg)); |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 22 | write_iosf_reg(MCR_REG, cr); |
| 23 | return read_iosf_reg(MDR_REG); |
| 24 | } |
| 25 | |
Mate Kukri | e231949 | 2020-07-04 11:20:07 +0200 | [diff] [blame] | 26 | void iosf_write_port(uint32_t cr, int reg, uint32_t val) |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 27 | { |
Aaron Durbin | 4a082c6 | 2013-10-31 11:58:32 -0500 | [diff] [blame] | 28 | cr |= IOSF_REG(reg) | IOSF_BYTE_EN; |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 29 | write_iosf_reg(MDR_REG, val); |
Aaron Durbin | 67633a5 | 2013-10-29 10:57:31 -0500 | [diff] [blame] | 30 | write_iosf_reg(MCRX_REG, IOSF_REG_UPPER(reg)); |
Duncan Laurie | e549e94 | 2013-10-28 14:18:38 -0700 | [diff] [blame] | 31 | write_iosf_reg(MCR_REG, cr); |
Aaron Durbin | 9a7d7bc | 2013-09-07 00:41:48 -0500 | [diff] [blame] | 32 | } |
Aaron Durbin | 4c53df4 | 2013-09-23 14:17:35 -0500 | [diff] [blame] | 33 | |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 34 | #define IOSF_READ(port) \ |
Angel Pons | e94a528 | 2020-07-07 17:41:54 +0200 | [diff] [blame] | 35 | (IOSF_OPCODE(IOSF_OP_READ_##port) | IOSF_PORT(IOSF_PORT_##port)) |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 36 | #define IOSF_WRITE(port) \ |
Angel Pons | e94a528 | 2020-07-07 17:41:54 +0200 | [diff] [blame] | 37 | (IOSF_OPCODE(IOSF_OP_WRITE_##port) | IOSF_PORT(IOSF_PORT_##port)) |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 38 | |
Aaron Durbin | 4a082c6 | 2013-10-31 11:58:32 -0500 | [diff] [blame] | 39 | uint32_t iosf_bunit_read(int reg) |
| 40 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 41 | return iosf_read_port(IOSF_READ(BUNIT), reg); |
Aaron Durbin | 4a082c6 | 2013-10-31 11:58:32 -0500 | [diff] [blame] | 42 | } |
| 43 | |
| 44 | void iosf_bunit_write(int reg, uint32_t val) |
| 45 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 46 | iosf_write_port(IOSF_WRITE(BUNIT), reg, val); |
Aaron Durbin | 4a082c6 | 2013-10-31 11:58:32 -0500 | [diff] [blame] | 47 | } |
| 48 | |
Aaron Durbin | 4c53df4 | 2013-09-23 14:17:35 -0500 | [diff] [blame] | 49 | uint32_t iosf_dunit_read(int reg) |
| 50 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 51 | return iosf_read_port(IOSF_READ(SYSMEMC), reg); |
Aaron Durbin | 4c53df4 | 2013-09-23 14:17:35 -0500 | [diff] [blame] | 52 | } |
| 53 | |
Aaron Durbin | 3ccb3ce | 2013-10-11 00:26:04 -0500 | [diff] [blame] | 54 | uint32_t iosf_dunit_ch0_read(int reg) |
| 55 | { |
| 56 | return iosf_dunit_read(reg); |
| 57 | } |
| 58 | |
| 59 | uint32_t iosf_dunit_ch1_read(int reg) |
| 60 | { |
| 61 | uint32_t cr = IOSF_OPCODE(IOSF_OP_READ_SYSMEMC) | |
Aaron Durbin | 4a082c6 | 2013-10-31 11:58:32 -0500 | [diff] [blame] | 62 | IOSF_PORT(IOSF_PORT_DUNIT_CH1); |
| 63 | return iosf_read_port(cr, reg); |
Aaron Durbin | 3ccb3ce | 2013-10-11 00:26:04 -0500 | [diff] [blame] | 64 | } |
| 65 | |
Aaron Durbin | 4c53df4 | 2013-09-23 14:17:35 -0500 | [diff] [blame] | 66 | void iosf_dunit_write(int reg, uint32_t val) |
| 67 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 68 | iosf_write_port(IOSF_WRITE(SYSMEMC), reg, val); |
Aaron Durbin | 3f5a1ff | 2013-10-04 15:23:31 -0500 | [diff] [blame] | 69 | } |
| 70 | |
Mate Kukri | e231949 | 2020-07-04 11:20:07 +0200 | [diff] [blame] | 71 | uint32_t iosf_cunit_read(int reg) |
| 72 | { |
| 73 | return iosf_read_port(IOSF_READ(CUNIT), reg); |
| 74 | } |
| 75 | |
| 76 | void iosf_cunit_write(int reg, uint32_t val) |
| 77 | { |
| 78 | iosf_write_port(IOSF_WRITE(CUNIT), reg, val); |
| 79 | } |
| 80 | |
Aaron Durbin | 3f5a1ff | 2013-10-04 15:23:31 -0500 | [diff] [blame] | 81 | uint32_t iosf_punit_read(int reg) |
| 82 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 83 | return iosf_read_port(IOSF_READ(PMC), reg); |
Aaron Durbin | 3f5a1ff | 2013-10-04 15:23:31 -0500 | [diff] [blame] | 84 | } |
| 85 | |
| 86 | void iosf_punit_write(int reg, uint32_t val) |
| 87 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 88 | iosf_write_port(IOSF_WRITE(PMC), reg, val); |
Aaron Durbin | 4c53df4 | 2013-09-23 14:17:35 -0500 | [diff] [blame] | 89 | } |
Duncan Laurie | 0854c84 | 2013-10-31 08:20:48 -0700 | [diff] [blame] | 90 | |
| 91 | uint32_t iosf_usbphy_read(int reg) |
| 92 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 93 | return iosf_read_port(IOSF_READ(USBPHY), reg); |
Duncan Laurie | 0854c84 | 2013-10-31 08:20:48 -0700 | [diff] [blame] | 94 | } |
| 95 | |
| 96 | void iosf_usbphy_write(int reg, uint32_t val) |
| 97 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 98 | iosf_write_port(IOSF_WRITE(USBPHY), reg, val); |
Duncan Laurie | 0854c84 | 2013-10-31 08:20:48 -0700 | [diff] [blame] | 99 | } |
| 100 | |
| 101 | uint32_t iosf_ushphy_read(int reg) |
| 102 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 103 | return iosf_read_port(IOSF_READ(USHPHY), reg); |
Duncan Laurie | 0854c84 | 2013-10-31 08:20:48 -0700 | [diff] [blame] | 104 | } |
| 105 | |
| 106 | void iosf_ushphy_write(int reg, uint32_t val) |
| 107 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 108 | iosf_write_port(IOSF_WRITE(USHPHY), reg, val); |
Duncan Laurie | 0854c84 | 2013-10-31 08:20:48 -0700 | [diff] [blame] | 109 | } |
Aaron Durbin | bc69ae9 | 2013-10-31 10:46:56 -0500 | [diff] [blame] | 110 | |
| 111 | uint32_t iosf_lpss_read(int reg) |
| 112 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 113 | return iosf_read_port(IOSF_READ(LPSS), reg); |
Aaron Durbin | bc69ae9 | 2013-10-31 10:46:56 -0500 | [diff] [blame] | 114 | } |
| 115 | |
| 116 | void iosf_lpss_write(int reg, uint32_t val) |
| 117 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 118 | iosf_write_port(IOSF_WRITE(LPSS), reg, val); |
Aaron Durbin | bc69ae9 | 2013-10-31 10:46:56 -0500 | [diff] [blame] | 119 | } |
Aaron Durbin | 65ad521 | 2013-11-01 14:19:24 -0500 | [diff] [blame] | 120 | |
| 121 | uint32_t iosf_ccu_read(int reg) |
| 122 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 123 | return iosf_read_port(IOSF_READ(CCU), reg); |
Aaron Durbin | 65ad521 | 2013-11-01 14:19:24 -0500 | [diff] [blame] | 124 | } |
| 125 | |
| 126 | void iosf_ccu_write(int reg, uint32_t val) |
| 127 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 128 | iosf_write_port(IOSF_WRITE(CCU), reg, val); |
Aaron Durbin | 65ad521 | 2013-11-01 14:19:24 -0500 | [diff] [blame] | 129 | } |
Aaron Durbin | d7f0f3d | 2013-11-12 16:37:05 -0600 | [diff] [blame] | 130 | |
| 131 | uint32_t iosf_score_read(int reg) |
| 132 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 133 | return iosf_read_port(IOSF_READ(SCORE), reg); |
Aaron Durbin | d7f0f3d | 2013-11-12 16:37:05 -0600 | [diff] [blame] | 134 | } |
| 135 | |
| 136 | void iosf_score_write(int reg, uint32_t val) |
| 137 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 138 | iosf_write_port(IOSF_WRITE(SCORE), reg, val); |
Aaron Durbin | d7f0f3d | 2013-11-12 16:37:05 -0600 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | uint32_t iosf_scc_read(int reg) |
| 142 | { |
Aaron Durbin | 5cc3b40 | 2013-12-11 17:10:58 -0800 | [diff] [blame] | 143 | return iosf_read_port(IOSF_READ(SCC), reg); |
Aaron Durbin | d7f0f3d | 2013-11-12 16:37:05 -0600 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | void iosf_scc_write(int reg, uint32_t val) |
| 147 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 148 | iosf_write_port(IOSF_WRITE(SCC), reg, val); |
Aaron Durbin | d7f0f3d | 2013-11-12 16:37:05 -0600 | [diff] [blame] | 149 | } |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 150 | |
| 151 | uint32_t iosf_aunit_read(int reg) |
| 152 | { |
| 153 | return iosf_read_port(IOSF_READ(AUNIT), reg); |
| 154 | } |
| 155 | |
| 156 | void iosf_aunit_write(int reg, uint32_t val) |
| 157 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 158 | iosf_write_port(IOSF_WRITE(AUNIT), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 159 | } |
| 160 | |
| 161 | uint32_t iosf_cpu_bus_read(int reg) |
| 162 | { |
| 163 | return iosf_read_port(IOSF_READ(CPU_BUS), reg); |
| 164 | } |
| 165 | |
| 166 | void iosf_cpu_bus_write(int reg, uint32_t val) |
| 167 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 168 | iosf_write_port(IOSF_WRITE(CPU_BUS), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 169 | } |
| 170 | |
| 171 | uint32_t iosf_sec_read(int reg) |
| 172 | { |
| 173 | return iosf_read_port(IOSF_READ(SEC), reg); |
| 174 | } |
| 175 | |
| 176 | void iosf_sec_write(int reg, uint32_t val) |
| 177 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 178 | iosf_write_port(IOSF_WRITE(SEC), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 179 | } |
| 180 | |
| 181 | uint32_t iosf_port45_read(int reg) |
| 182 | { |
| 183 | return iosf_read_port(IOSF_READ(0x45), reg); |
| 184 | } |
| 185 | |
| 186 | void iosf_port45_write(int reg, uint32_t val) |
| 187 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 188 | iosf_write_port(IOSF_WRITE(0x45), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 189 | } |
| 190 | |
| 191 | uint32_t iosf_port46_read(int reg) |
| 192 | { |
| 193 | return iosf_read_port(IOSF_READ(0x46), reg); |
| 194 | } |
| 195 | |
| 196 | void iosf_port46_write(int reg, uint32_t val) |
| 197 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 198 | iosf_write_port(IOSF_WRITE(0x46), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 199 | } |
| 200 | |
| 201 | uint32_t iosf_port47_read(int reg) |
| 202 | { |
| 203 | return iosf_read_port(IOSF_READ(0x47), reg); |
| 204 | } |
| 205 | |
| 206 | void iosf_port47_write(int reg, uint32_t val) |
| 207 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 208 | iosf_write_port(IOSF_WRITE(0x47), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | uint32_t iosf_port55_read(int reg) |
| 212 | { |
| 213 | return iosf_read_port(IOSF_READ(0x55), reg); |
| 214 | } |
| 215 | |
| 216 | void iosf_port55_write(int reg, uint32_t val) |
| 217 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 218 | iosf_write_port(IOSF_WRITE(0x55), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 219 | } |
| 220 | |
| 221 | uint32_t iosf_port58_read(int reg) |
| 222 | { |
| 223 | return iosf_read_port(IOSF_READ(0x58), reg); |
| 224 | } |
| 225 | |
| 226 | void iosf_port58_write(int reg, uint32_t val) |
| 227 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 228 | iosf_write_port(IOSF_WRITE(0x58), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 229 | } |
| 230 | |
| 231 | uint32_t iosf_port59_read(int reg) |
| 232 | { |
| 233 | return iosf_read_port(IOSF_READ(0x59), reg); |
| 234 | } |
| 235 | |
| 236 | void iosf_port59_write(int reg, uint32_t val) |
| 237 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 238 | iosf_write_port(IOSF_WRITE(0x59), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 239 | } |
| 240 | |
| 241 | uint32_t iosf_port5a_read(int reg) |
| 242 | { |
| 243 | return iosf_read_port(IOSF_READ(0x5a), reg); |
| 244 | } |
| 245 | |
| 246 | void iosf_port5a_write(int reg, uint32_t val) |
| 247 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 248 | iosf_write_port(IOSF_WRITE(0x5a), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 249 | } |
| 250 | |
| 251 | uint32_t iosf_porta2_read(int reg) |
| 252 | { |
| 253 | return iosf_read_port(IOSF_READ(0xa2), reg); |
| 254 | } |
| 255 | |
| 256 | void iosf_porta2_write(int reg, uint32_t val) |
| 257 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 258 | iosf_write_port(IOSF_WRITE(0xa2), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 259 | } |
| 260 | |
| 261 | uint32_t iosf_ssus_read(int reg) |
| 262 | { |
| 263 | return iosf_read_port(IOSF_READ(SSUS), reg); |
| 264 | } |
| 265 | |
| 266 | void iosf_ssus_write(int reg, uint32_t val) |
| 267 | { |
Angel Pons | a81c8ee | 2020-07-07 17:46:49 +0200 | [diff] [blame] | 268 | iosf_write_port(IOSF_WRITE(SSUS), reg, val); |
Aaron Durbin | bc5b557 | 2013-12-11 17:13:10 -0800 | [diff] [blame] | 269 | } |