1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (C) 2019, Intel Corporation 4 */ 5 #include <linux/slab.h> 6 #include <linux/clk-provider.h> 7 #include <linux/of_device.h> 8 #include <linux/of_address.h> 9 #include <linux/platform_device.h> 10 11 #include <dt-bindings/clock/agilex-clock.h> 12 13 #include "stratix10-clk.h" 14 15 static const struct clk_parent_data pll_mux[] = { 16 { .fw_name = "osc1", 17 .name = "osc1", }, 18 { .fw_name = "cb-intosc-hs-div2-clk", 19 .name = "cb-intosc-hs-div2-clk", }, 20 { .fw_name = "f2s-free-clk", 21 .name = "f2s-free-clk", }, 22 }; 23 24 static const struct clk_parent_data boot_mux[] = { 25 { .fw_name = "osc1", 26 .name = "osc1", }, 27 { .fw_name = "cb-intosc-hs-div2-clk", 28 .name = "cb-intosc-hs-div2-clk", }, 29 }; 30 31 static const struct clk_parent_data mpu_free_mux[] = { 32 { .fw_name = "main_pll_c0", 33 .name = "main_pll_c0", }, 34 { .fw_name = "peri_pll_c0", 35 .name = "peri_pll_c0", }, 36 { .fw_name = "osc1", 37 .name = "osc1", }, 38 { .fw_name = "cb-intosc-hs-div2-clk", 39 .name = "cb-intosc-hs-div2-clk", }, 40 { .fw_name = "f2s-free-clk", 41 .name = "f2s-free-clk", }, 42 }; 43 44 static const struct clk_parent_data noc_free_mux[] = { 45 { .fw_name = "main_pll_c1", 46 .name = "main_pll_c1", }, 47 { .fw_name = "peri_pll_c1", 48 .name = "peri_pll_c1", }, 49 { .fw_name = "osc1", 50 .name = "osc1", }, 51 { .fw_name = "cb-intosc-hs-div2-clk", 52 .name = "cb-intosc-hs-div2-clk", }, 53 { .fw_name = "f2s-free-clk", 54 .name = "f2s-free-clk", }, 55 }; 56 57 static const struct clk_parent_data emaca_free_mux[] = { 58 { .fw_name = "main_pll_c2", 59 .name = "main_pll_c2", }, 60 { .fw_name = "peri_pll_c2", 61 .name = "peri_pll_c2", }, 62 { .fw_name = "osc1", 63 .name = "osc1", }, 64 { .fw_name = "cb-intosc-hs-div2-clk", 65 .name = "cb-intosc-hs-div2-clk", }, 66 { .fw_name = "f2s-free-clk", 67 .name = "f2s-free-clk", }, 68 }; 69 70 static const struct clk_parent_data emacb_free_mux[] = { 71 { .fw_name = "main_pll_c3", 72 .name = "main_pll_c3", }, 73 { .fw_name = "peri_pll_c3", 74 .name = "peri_pll_c3", }, 75 { .fw_name = "osc1", 76 .name = "osc1", }, 77 { .fw_name = "cb-intosc-hs-div2-clk", 78 .name = "cb-intosc-hs-div2-clk", }, 79 { .fw_name = "f2s-free-clk", 80 .name = "f2s-free-clk", }, 81 }; 82 83 static const struct clk_parent_data emac_ptp_free_mux[] = { 84 { .fw_name = "main_pll_c3", 85 .name = "main_pll_c3", }, 86 { .fw_name = "peri_pll_c3", 87 .name = "peri_pll_c3", }, 88 { .fw_name = "osc1", 89 .name = "osc1", }, 90 { .fw_name = "cb-intosc-hs-div2-clk", 91 .name = "cb-intosc-hs-div2-clk", }, 92 { .fw_name = "f2s-free-clk", 93 .name = "f2s-free-clk", }, 94 }; 95 96 static const struct clk_parent_data gpio_db_free_mux[] = { 97 { .fw_name = "main_pll_c3", 98 .name = "main_pll_c3", }, 99 { .fw_name = "peri_pll_c3", 100 .name = "peri_pll_c3", }, 101 { .fw_name = "osc1", 102 .name = "osc1", }, 103 { .fw_name = "cb-intosc-hs-div2-clk", 104 .name = "cb-intosc-hs-div2-clk", }, 105 { .fw_name = "f2s-free-clk", 106 .name = "f2s-free-clk", }, 107 }; 108 109 static const struct clk_parent_data psi_ref_free_mux[] = { 110 { .fw_name = "main_pll_c2", 111 .name = "main_pll_c2", }, 112 { .fw_name = "peri_pll_c2", 113 .name = "peri_pll_c2", }, 114 { .fw_name = "osc1", 115 .name = "osc1", }, 116 { .fw_name = "cb-intosc-hs-div2-clk", 117 .name = "cb-intosc-hs-div2-clk", }, 118 { .fw_name = "f2s-free-clk", 119 .name = "f2s-free-clk", }, 120 }; 121 122 static const struct clk_parent_data sdmmc_free_mux[] = { 123 { .fw_name = "main_pll_c3", 124 .name = "main_pll_c3", }, 125 { .fw_name = "peri_pll_c3", 126 .name = "peri_pll_c3", }, 127 { .fw_name = "osc1", 128 .name = "osc1", }, 129 { .fw_name = "cb-intosc-hs-div2-clk", 130 .name = "cb-intosc-hs-div2-clk", }, 131 { .fw_name = "f2s-free-clk", 132 .name = "f2s-free-clk", }, 133 }; 134 135 static const struct clk_parent_data s2f_usr0_free_mux[] = { 136 { .fw_name = "main_pll_c2", 137 .name = "main_pll_c2", }, 138 { .fw_name = "peri_pll_c2", 139 .name = "peri_pll_c2", }, 140 { .fw_name = "osc1", 141 .name = "osc1", }, 142 { .fw_name = "cb-intosc-hs-div2-clk", 143 .name = "cb-intosc-hs-div2-clk", }, 144 { .fw_name = "f2s-free-clk", 145 .name = "f2s-free-clk", }, 146 }; 147 148 static const struct clk_parent_data s2f_usr1_free_mux[] = { 149 { .fw_name = "main_pll_c2", 150 .name = "main_pll_c2", }, 151 { .fw_name = "peri_pll_c2", 152 .name = "peri_pll_c2", }, 153 { .fw_name = "osc1", 154 .name = "osc1", }, 155 { .fw_name = "cb-intosc-hs-div2-clk", 156 .name = "cb-intosc-hs-div2-clk", }, 157 { .fw_name = "f2s-free-clk", 158 .name = "f2s-free-clk", }, 159 }; 160 161 static const struct clk_parent_data mpu_mux[] = { 162 { .fw_name = "mpu_free_clk", 163 .name = "mpu_free_clk", }, 164 { .fw_name = "boot_clk", 165 .name = "boot_clk", }, 166 }; 167 168 static const struct clk_parent_data emac_mux[] = { 169 { .fw_name = "emaca_free_clk", 170 .name = "emaca_free_clk", }, 171 { .fw_name = "emacb_free_clk", 172 .name = "emacb_free_clk", }, 173 { .fw_name = "boot_clk", 174 .name = "boot_clk", }, 175 }; 176 177 static const struct clk_parent_data noc_mux[] = { 178 { .fw_name = "noc_free_clk", 179 .name = "noc_free_clk", }, 180 { .fw_name = "boot_clk", 181 .name = "boot_clk", }, 182 }; 183 184 static const struct clk_parent_data sdmmc_mux[] = { 185 { .fw_name = "sdmmc_free_clk", 186 .name = "sdmmc_free_clk", }, 187 { .fw_name = "boot_clk", 188 .name = "boot_clk", }, 189 }; 190 191 static const struct clk_parent_data s2f_user0_mux[] = { 192 { .fw_name = "s2f_user0_free_clk", 193 .name = "s2f_user0_free_clk", }, 194 { .fw_name = "boot_clk", 195 .name = "boot_clk", }, 196 }; 197 198 static const struct clk_parent_data s2f_user1_mux[] = { 199 { .fw_name = "s2f_user1_free_clk", 200 .name = "s2f_user1_free_clk", }, 201 { .fw_name = "boot_clk", 202 .name = "boot_clk", }, 203 }; 204 205 static const struct clk_parent_data psi_mux[] = { 206 { .fw_name = "psi_ref_free_clk", 207 .name = "psi_ref_free_clk", }, 208 { .fw_name = "boot_clk", 209 .name = "boot_clk", }, 210 }; 211 212 static const struct clk_parent_data gpio_db_mux[] = { 213 { .fw_name = "gpio_db_free_clk", 214 .name = "gpio_db_free_clk", }, 215 { .fw_name = "boot_clk", 216 .name = "boot_clk", }, 217 }; 218 219 static const struct clk_parent_data emac_ptp_mux[] = { 220 { .fw_name = "emac_ptp_free_clk", 221 .name = "emac_ptp_free_clk", }, 222 { .fw_name = "boot_clk", 223 .name = "boot_clk", }, 224 }; 225 226 /* clocks in AO (always on) controller */ 227 static const struct stratix10_pll_clock agilex_pll_clks[] = { 228 { AGILEX_BOOT_CLK, "boot_clk", boot_mux, ARRAY_SIZE(boot_mux), 0, 229 0x0}, 230 { AGILEX_MAIN_PLL_CLK, "main_pll", pll_mux, ARRAY_SIZE(pll_mux), 231 0, 0x48}, 232 { AGILEX_PERIPH_PLL_CLK, "periph_pll", pll_mux, ARRAY_SIZE(pll_mux), 233 0, 0x9c}, 234 }; 235 236 static const struct n5x_perip_c_clock n5x_main_perip_c_clks[] = { 237 { AGILEX_MAIN_PLL_C0_CLK, "main_pll_c0", "main_pll", NULL, 1, 0, 0x54, 0}, 238 { AGILEX_MAIN_PLL_C1_CLK, "main_pll_c1", "main_pll", NULL, 1, 0, 0x54, 8}, 239 { AGILEX_MAIN_PLL_C2_CLK, "main_pll_c2", "main_pll", NULL, 1, 0, 0x54, 16}, 240 { AGILEX_MAIN_PLL_C3_CLK, "main_pll_c3", "main_pll", NULL, 1, 0, 0x54, 24}, 241 { AGILEX_PERIPH_PLL_C0_CLK, "peri_pll_c0", "periph_pll", NULL, 1, 0, 0xA8, 0}, 242 { AGILEX_PERIPH_PLL_C1_CLK, "peri_pll_c1", "periph_pll", NULL, 1, 0, 0xA8, 8}, 243 { AGILEX_PERIPH_PLL_C2_CLK, "peri_pll_c2", "periph_pll", NULL, 1, 0, 0xA8, 16}, 244 { AGILEX_PERIPH_PLL_C3_CLK, "peri_pll_c3", "periph_pll", NULL, 1, 0, 0xA8, 24}, 245 }; 246 247 static const struct stratix10_perip_c_clock agilex_main_perip_c_clks[] = { 248 { AGILEX_MAIN_PLL_C0_CLK, "main_pll_c0", "main_pll", NULL, 1, 0, 0x58}, 249 { AGILEX_MAIN_PLL_C1_CLK, "main_pll_c1", "main_pll", NULL, 1, 0, 0x5C}, 250 { AGILEX_MAIN_PLL_C2_CLK, "main_pll_c2", "main_pll", NULL, 1, 0, 0x64}, 251 { AGILEX_MAIN_PLL_C3_CLK, "main_pll_c3", "main_pll", NULL, 1, 0, 0x68}, 252 { AGILEX_PERIPH_PLL_C0_CLK, "peri_pll_c0", "periph_pll", NULL, 1, 0, 0xAC}, 253 { AGILEX_PERIPH_PLL_C1_CLK, "peri_pll_c1", "periph_pll", NULL, 1, 0, 0xB0}, 254 { AGILEX_PERIPH_PLL_C2_CLK, "peri_pll_c2", "periph_pll", NULL, 1, 0, 0xB8}, 255 { AGILEX_PERIPH_PLL_C3_CLK, "peri_pll_c3", "periph_pll", NULL, 1, 0, 0xBC}, 256 }; 257 258 static const struct stratix10_perip_cnt_clock agilex_main_perip_cnt_clks[] = { 259 { AGILEX_MPU_FREE_CLK, "mpu_free_clk", NULL, mpu_free_mux, ARRAY_SIZE(mpu_free_mux), 260 0, 0x3C, 0, 0, 0}, 261 { AGILEX_NOC_FREE_CLK, "noc_free_clk", NULL, noc_free_mux, ARRAY_SIZE(noc_free_mux), 262 0, 0x40, 0, 0, 0}, 263 { AGILEX_L4_SYS_FREE_CLK, "l4_sys_free_clk", NULL, noc_mux, ARRAY_SIZE(noc_mux), 0, 264 0, 4, 0x30, 1}, 265 { AGILEX_EMAC_A_FREE_CLK, "emaca_free_clk", NULL, emaca_free_mux, ARRAY_SIZE(emaca_free_mux), 266 0, 0xD4, 0, 0x88, 0}, 267 { AGILEX_EMAC_B_FREE_CLK, "emacb_free_clk", NULL, emacb_free_mux, ARRAY_SIZE(emacb_free_mux), 268 0, 0xD8, 0, 0x88, 1}, 269 { AGILEX_EMAC_PTP_FREE_CLK, "emac_ptp_free_clk", NULL, emac_ptp_free_mux, 270 ARRAY_SIZE(emac_ptp_free_mux), 0, 0xDC, 0, 0x88, 2}, 271 { AGILEX_GPIO_DB_FREE_CLK, "gpio_db_free_clk", NULL, gpio_db_free_mux, 272 ARRAY_SIZE(gpio_db_free_mux), 0, 0xE0, 0, 0x88, 3}, 273 { AGILEX_SDMMC_FREE_CLK, "sdmmc_free_clk", NULL, sdmmc_free_mux, 274 ARRAY_SIZE(sdmmc_free_mux), 0, 0xE4, 0, 0, 0}, 275 { AGILEX_S2F_USER0_FREE_CLK, "s2f_user0_free_clk", NULL, s2f_usr0_free_mux, 276 ARRAY_SIZE(s2f_usr0_free_mux), 0, 0xE8, 0, 0x30, 2}, 277 { AGILEX_S2F_USER1_FREE_CLK, "s2f_user1_free_clk", NULL, s2f_usr1_free_mux, 278 ARRAY_SIZE(s2f_usr1_free_mux), 0, 0xEC, 0, 0x88, 5}, 279 { AGILEX_PSI_REF_FREE_CLK, "psi_ref_free_clk", NULL, psi_ref_free_mux, 280 ARRAY_SIZE(psi_ref_free_mux), 0, 0xF0, 0, 0x88, 6}, 281 }; 282 283 static const struct stratix10_gate_clock agilex_gate_clks[] = { 284 { AGILEX_MPU_CLK, "mpu_clk", NULL, mpu_mux, ARRAY_SIZE(mpu_mux), 0, 0x24, 285 0, 0, 0, 0, 0x30, 0, 0}, 286 { AGILEX_MPU_PERIPH_CLK, "mpu_periph_clk", "mpu_clk", NULL, 1, 0, 0x24, 287 0, 0, 0, 0, 0, 0, 4}, 288 { AGILEX_MPU_CCU_CLK, "mpu_ccu_clk", "mpu_clk", NULL, 1, 0, 0x24, 289 0, 0, 0, 0, 0, 0, 2}, 290 { AGILEX_L4_MAIN_CLK, "l4_main_clk", NULL, noc_mux, ARRAY_SIZE(noc_mux), 0, 0x24, 291 1, 0x44, 0, 2, 0x30, 1, 0}, 292 { AGILEX_L4_MP_CLK, "l4_mp_clk", NULL, noc_mux, ARRAY_SIZE(noc_mux), 0, 0x24, 293 2, 0x44, 8, 2, 0x30, 1, 0}, 294 /* 295 * The l4_sp_clk feeds a 100 MHz clock to various peripherals, one of them 296 * being the SP timers, thus cannot get gated. 297 */ 298 { AGILEX_L4_SP_CLK, "l4_sp_clk", NULL, noc_mux, ARRAY_SIZE(noc_mux), CLK_IS_CRITICAL, 0x24, 299 3, 0x44, 16, 2, 0x30, 1, 0}, 300 { AGILEX_CS_AT_CLK, "cs_at_clk", NULL, noc_mux, ARRAY_SIZE(noc_mux), 0, 0x24, 301 4, 0x44, 24, 2, 0x30, 1, 0}, 302 { AGILEX_CS_TRACE_CLK, "cs_trace_clk", NULL, noc_mux, ARRAY_SIZE(noc_mux), 0, 0x24, 303 4, 0x44, 26, 2, 0x30, 1, 0}, 304 { AGILEX_CS_PDBG_CLK, "cs_pdbg_clk", "cs_at_clk", NULL, 1, 0, 0x24, 305 4, 0x44, 28, 1, 0, 0, 0}, 306 { AGILEX_CS_TIMER_CLK, "cs_timer_clk", NULL, noc_mux, ARRAY_SIZE(noc_mux), 0, 0x24, 307 5, 0, 0, 0, 0x30, 1, 0}, 308 { AGILEX_EMAC0_CLK, "emac0_clk", NULL, emac_mux, ARRAY_SIZE(emac_mux), 0, 0x7C, 309 0, 0, 0, 0, 0x94, 26, 0}, 310 { AGILEX_EMAC1_CLK, "emac1_clk", NULL, emac_mux, ARRAY_SIZE(emac_mux), 0, 0x7C, 311 1, 0, 0, 0, 0x94, 27, 0}, 312 { AGILEX_EMAC2_CLK, "emac2_clk", NULL, emac_mux, ARRAY_SIZE(emac_mux), 0, 0x7C, 313 2, 0, 0, 0, 0x94, 28, 0}, 314 { AGILEX_EMAC_PTP_CLK, "emac_ptp_clk", NULL, emac_ptp_mux, ARRAY_SIZE(emac_ptp_mux), 0, 0x7C, 315 3, 0, 0, 0, 0x88, 2, 0}, 316 { AGILEX_GPIO_DB_CLK, "gpio_db_clk", NULL, gpio_db_mux, ARRAY_SIZE(gpio_db_mux), 0, 0x7C, 317 4, 0x98, 0, 16, 0x88, 3, 0}, 318 { AGILEX_SDMMC_CLK, "sdmmc_clk", NULL, sdmmc_mux, ARRAY_SIZE(sdmmc_mux), 0, 0x7C, 319 5, 0, 0, 0, 0x88, 4, 4}, 320 { AGILEX_S2F_USER0_CLK, "s2f_user0_clk", NULL, s2f_user0_mux, ARRAY_SIZE(s2f_user0_mux), 0, 0x24, 321 6, 0, 0, 0, 0x30, 2, 0}, 322 { AGILEX_S2F_USER1_CLK, "s2f_user1_clk", NULL, s2f_user1_mux, ARRAY_SIZE(s2f_user1_mux), 0, 0x7C, 323 6, 0, 0, 0, 0x88, 5, 0}, 324 { AGILEX_PSI_REF_CLK, "psi_ref_clk", NULL, psi_mux, ARRAY_SIZE(psi_mux), 0, 0x7C, 325 7, 0, 0, 0, 0x88, 6, 0}, 326 { AGILEX_USB_CLK, "usb_clk", "l4_mp_clk", NULL, 1, 0, 0x7C, 327 8, 0, 0, 0, 0, 0, 0}, 328 { AGILEX_SPI_M_CLK, "spi_m_clk", "l4_mp_clk", NULL, 1, 0, 0x7C, 329 9, 0, 0, 0, 0, 0, 0}, 330 { AGILEX_NAND_X_CLK, "nand_x_clk", "l4_mp_clk", NULL, 1, 0, 0x7C, 331 10, 0, 0, 0, 0, 0, 0}, 332 { AGILEX_NAND_CLK, "nand_clk", "nand_x_clk", NULL, 1, 0, 0x7C, 333 10, 0, 0, 0, 0, 0, 4}, 334 { AGILEX_NAND_ECC_CLK, "nand_ecc_clk", "nand_x_clk", NULL, 1, 0, 0x7C, 335 10, 0, 0, 0, 0, 0, 4}, 336 }; 337 338 static int n5x_clk_register_c_perip(const struct n5x_perip_c_clock *clks, 339 int nums, struct stratix10_clock_data *data) 340 { 341 struct clk_hw *hw_clk; 342 void __iomem *base = data->base; 343 int i; 344 345 for (i = 0; i < nums; i++) { 346 hw_clk = n5x_register_periph(&clks[i], base); 347 if (IS_ERR(hw_clk)) { 348 pr_err("%s: failed to register clock %s\n", 349 __func__, clks[i].name); 350 continue; 351 } 352 data->clk_data.hws[clks[i].id] = hw_clk; 353 } 354 return 0; 355 } 356 357 static int agilex_clk_register_c_perip(const struct stratix10_perip_c_clock *clks, 358 int nums, struct stratix10_clock_data *data) 359 { 360 struct clk_hw *hw_clk; 361 void __iomem *base = data->base; 362 int i; 363 364 for (i = 0; i < nums; i++) { 365 hw_clk = s10_register_periph(&clks[i], base); 366 if (IS_ERR(hw_clk)) { 367 pr_err("%s: failed to register clock %s\n", 368 __func__, clks[i].name); 369 continue; 370 } 371 data->clk_data.hws[clks[i].id] = hw_clk; 372 } 373 return 0; 374 } 375 376 static int agilex_clk_register_cnt_perip(const struct stratix10_perip_cnt_clock *clks, 377 int nums, struct stratix10_clock_data *data) 378 { 379 struct clk_hw *hw_clk; 380 void __iomem *base = data->base; 381 int i; 382 383 for (i = 0; i < nums; i++) { 384 hw_clk = s10_register_cnt_periph(&clks[i], base); 385 if (IS_ERR(hw_clk)) { 386 pr_err("%s: failed to register clock %s\n", 387 __func__, clks[i].name); 388 continue; 389 } 390 data->clk_data.hws[clks[i].id] = hw_clk; 391 } 392 393 return 0; 394 } 395 396 static int agilex_clk_register_gate(const struct stratix10_gate_clock *clks, 397 int nums, struct stratix10_clock_data *data) 398 { 399 struct clk_hw *hw_clk; 400 void __iomem *base = data->base; 401 int i; 402 403 for (i = 0; i < nums; i++) { 404 hw_clk = agilex_register_gate(&clks[i], base); 405 if (IS_ERR(hw_clk)) { 406 pr_err("%s: failed to register clock %s\n", 407 __func__, clks[i].name); 408 continue; 409 } 410 data->clk_data.hws[clks[i].id] = hw_clk; 411 } 412 413 return 0; 414 } 415 416 static int agilex_clk_register_pll(const struct stratix10_pll_clock *clks, 417 int nums, struct stratix10_clock_data *data) 418 { 419 struct clk_hw *hw_clk; 420 void __iomem *base = data->base; 421 int i; 422 423 for (i = 0; i < nums; i++) { 424 hw_clk = agilex_register_pll(&clks[i], base); 425 if (IS_ERR(hw_clk)) { 426 pr_err("%s: failed to register clock %s\n", 427 __func__, clks[i].name); 428 continue; 429 } 430 data->clk_data.hws[clks[i].id] = hw_clk; 431 } 432 433 return 0; 434 } 435 436 static int n5x_clk_register_pll(const struct stratix10_pll_clock *clks, 437 int nums, struct stratix10_clock_data *data) 438 { 439 struct clk_hw *hw_clk; 440 void __iomem *base = data->base; 441 int i; 442 443 for (i = 0; i < nums; i++) { 444 hw_clk = n5x_register_pll(&clks[i], base); 445 if (IS_ERR(hw_clk)) { 446 pr_err("%s: failed to register clock %s\n", 447 __func__, clks[i].name); 448 continue; 449 } 450 data->clk_data.hws[clks[i].id] = hw_clk; 451 } 452 453 return 0; 454 } 455 456 static int agilex_clkmgr_init(struct platform_device *pdev) 457 { 458 struct device_node *np = pdev->dev.of_node; 459 struct device *dev = &pdev->dev; 460 struct stratix10_clock_data *clk_data; 461 struct resource *res; 462 void __iomem *base; 463 int i, num_clks; 464 465 res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 466 base = devm_ioremap_resource(dev, res); 467 if (IS_ERR(base)) 468 return PTR_ERR(base); 469 470 num_clks = AGILEX_NUM_CLKS; 471 472 clk_data = devm_kzalloc(dev, struct_size(clk_data, clk_data.hws, 473 num_clks), GFP_KERNEL); 474 if (!clk_data) 475 return -ENOMEM; 476 477 for (i = 0; i < num_clks; i++) 478 clk_data->clk_data.hws[i] = ERR_PTR(-ENOENT); 479 480 clk_data->base = base; 481 clk_data->clk_data.num = num_clks; 482 483 agilex_clk_register_pll(agilex_pll_clks, ARRAY_SIZE(agilex_pll_clks), clk_data); 484 485 agilex_clk_register_c_perip(agilex_main_perip_c_clks, 486 ARRAY_SIZE(agilex_main_perip_c_clks), clk_data); 487 488 agilex_clk_register_cnt_perip(agilex_main_perip_cnt_clks, 489 ARRAY_SIZE(agilex_main_perip_cnt_clks), 490 clk_data); 491 492 agilex_clk_register_gate(agilex_gate_clks, ARRAY_SIZE(agilex_gate_clks), 493 clk_data); 494 of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &clk_data->clk_data); 495 return 0; 496 } 497 498 static int n5x_clkmgr_init(struct platform_device *pdev) 499 { 500 struct device_node *np = pdev->dev.of_node; 501 struct device *dev = &pdev->dev; 502 struct stratix10_clock_data *clk_data; 503 struct resource *res; 504 void __iomem *base; 505 int i, num_clks; 506 507 res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 508 base = devm_ioremap_resource(dev, res); 509 if (IS_ERR(base)) 510 return PTR_ERR(base); 511 512 num_clks = AGILEX_NUM_CLKS; 513 514 clk_data = devm_kzalloc(dev, struct_size(clk_data, clk_data.hws, 515 num_clks), GFP_KERNEL); 516 if (!clk_data) 517 return -ENOMEM; 518 519 for (i = 0; i < num_clks; i++) 520 clk_data->clk_data.hws[i] = ERR_PTR(-ENOENT); 521 522 clk_data->base = base; 523 clk_data->clk_data.num = num_clks; 524 525 n5x_clk_register_pll(agilex_pll_clks, ARRAY_SIZE(agilex_pll_clks), clk_data); 526 527 n5x_clk_register_c_perip(n5x_main_perip_c_clks, 528 ARRAY_SIZE(n5x_main_perip_c_clks), clk_data); 529 530 agilex_clk_register_cnt_perip(agilex_main_perip_cnt_clks, 531 ARRAY_SIZE(agilex_main_perip_cnt_clks), 532 clk_data); 533 534 agilex_clk_register_gate(agilex_gate_clks, ARRAY_SIZE(agilex_gate_clks), 535 clk_data); 536 of_clk_add_hw_provider(np, of_clk_hw_onecell_get, &clk_data->clk_data); 537 return 0; 538 } 539 540 static int agilex_clkmgr_probe(struct platform_device *pdev) 541 { 542 int (*probe_func)(struct platform_device *init_func); 543 544 probe_func = of_device_get_match_data(&pdev->dev); 545 if (!probe_func) 546 return -ENODEV; 547 return probe_func(pdev); 548 } 549 550 static const struct of_device_id agilex_clkmgr_match_table[] = { 551 { .compatible = "intel,agilex-clkmgr", 552 .data = agilex_clkmgr_init }, 553 { .compatible = "intel,easic-n5x-clkmgr", 554 .data = n5x_clkmgr_init }, 555 { } 556 }; 557 558 static struct platform_driver agilex_clkmgr_driver = { 559 .probe = agilex_clkmgr_probe, 560 .driver = { 561 .name = "agilex-clkmgr", 562 .suppress_bind_attrs = true, 563 .of_match_table = agilex_clkmgr_match_table, 564 }, 565 }; 566 567 static int __init agilex_clk_init(void) 568 { 569 return platform_driver_register(&agilex_clkmgr_driver); 570 } 571 core_initcall(agilex_clk_init); 572