1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (C) 2018 MediaTek Inc. 4 * Author: Wenzhen Yu <Wenzhen Yu@mediatek.com> 5 * Ryder Lee <ryder.lee@mediatek.com> 6 */ 7 8 #include <linux/clk.h> 9 #include <linux/clk-provider.h> 10 #include <linux/of.h> 11 #include <linux/platform_device.h> 12 13 #include "clk-cpumux.h" 14 #include "clk-gate.h" 15 #include "clk-mtk.h" 16 #include "clk-pll.h" 17 18 #include <dt-bindings/clock/mt7629-clk.h> 19 20 #define MT7629_PLL_FMAX (2500UL * MHZ) 21 #define CON0_MT7629_RST_BAR BIT(24) 22 23 #define PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ 24 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \ 25 _pcw_shift, _div_table, _parent_name) { \ 26 .id = _id, \ 27 .name = _name, \ 28 .reg = _reg, \ 29 .pwr_reg = _pwr_reg, \ 30 .en_mask = _en_mask, \ 31 .flags = _flags, \ 32 .rst_bar_mask = CON0_MT7629_RST_BAR, \ 33 .fmax = MT7629_PLL_FMAX, \ 34 .pcwbits = _pcwbits, \ 35 .pd_reg = _pd_reg, \ 36 .pd_shift = _pd_shift, \ 37 .tuner_reg = _tuner_reg, \ 38 .pcw_reg = _pcw_reg, \ 39 .pcw_shift = _pcw_shift, \ 40 .div_table = _div_table, \ 41 .parent_name = _parent_name, \ 42 } 43 44 #define PLL(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ 45 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, \ 46 _pcw_shift) \ 47 PLL_B(_id, _name, _reg, _pwr_reg, _en_mask, _flags, _pcwbits, \ 48 _pd_reg, _pd_shift, _tuner_reg, _pcw_reg, _pcw_shift, \ 49 NULL, "clk20m") 50 51 #define GATE_APMIXED(_id, _name, _parent, _shift) \ 52 GATE_MTK(_id, _name, _parent, &apmixed_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) 53 54 #define GATE_INFRA(_id, _name, _parent, _shift) \ 55 GATE_MTK(_id, _name, _parent, &infra_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 56 57 #define GATE_PERI0(_id, _name, _parent, _shift) \ 58 GATE_MTK(_id, _name, _parent, &peri0_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 59 60 #define GATE_PERI1(_id, _name, _parent, _shift) \ 61 GATE_MTK(_id, _name, _parent, &peri1_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 62 63 static DEFINE_SPINLOCK(mt7629_clk_lock); 64 65 static const char * const axi_parents[] = { 66 "clkxtal", 67 "syspll1_d2", 68 "syspll_d5", 69 "syspll1_d4", 70 "univpll_d5", 71 "univpll2_d2", 72 "univpll_d7", 73 "dmpll_ck" 74 }; 75 76 static const char * const mem_parents[] = { 77 "clkxtal", 78 "dmpll_ck" 79 }; 80 81 static const char * const ddrphycfg_parents[] = { 82 "clkxtal", 83 "syspll1_d8" 84 }; 85 86 static const char * const eth_parents[] = { 87 "clkxtal", 88 "syspll1_d2", 89 "univpll1_d2", 90 "syspll1_d4", 91 "univpll_d5", 92 "sgmiipll_d2", 93 "univpll_d7", 94 "dmpll_ck" 95 }; 96 97 static const char * const pwm_parents[] = { 98 "clkxtal", 99 "univpll2_d4" 100 }; 101 102 static const char * const f10m_ref_parents[] = { 103 "clkxtal", 104 "sgmiipll_d2" 105 }; 106 107 static const char * const nfi_infra_parents[] = { 108 "clkxtal", 109 "clkxtal", 110 "clkxtal", 111 "clkxtal", 112 "clkxtal", 113 "clkxtal", 114 "univpll2_d8", 115 "univpll3_d4", 116 "syspll1_d8", 117 "univpll1_d8", 118 "syspll4_d2", 119 "syspll2_d4", 120 "univpll2_d4", 121 "univpll3_d2", 122 "syspll1_d4", 123 "syspll_d7" 124 }; 125 126 static const char * const flash_parents[] = { 127 "clkxtal", 128 "univpll_d80_d4", 129 "syspll2_d8", 130 "syspll3_d4", 131 "univpll3_d4", 132 "univpll1_d8", 133 "syspll2_d4", 134 "univpll2_d4" 135 }; 136 137 static const char * const uart_parents[] = { 138 "clkxtal", 139 "univpll2_d8" 140 }; 141 142 static const char * const spi0_parents[] = { 143 "clkxtal", 144 "syspll3_d2", 145 "clkxtal", 146 "syspll2_d4", 147 "syspll4_d2", 148 "univpll2_d4", 149 "univpll1_d8", 150 "clkxtal" 151 }; 152 153 static const char * const spi1_parents[] = { 154 "clkxtal", 155 "syspll3_d2", 156 "clkxtal", 157 "syspll4_d4", 158 "syspll4_d2", 159 "univpll2_d4", 160 "univpll1_d8", 161 "clkxtal" 162 }; 163 164 static const char * const msdc30_0_parents[] = { 165 "clkxtal", 166 "univpll2_d16", 167 "univ48m" 168 }; 169 170 static const char * const msdc30_1_parents[] = { 171 "clkxtal", 172 "univpll2_d16", 173 "univ48m", 174 "syspll2_d4", 175 "univpll2_d4", 176 "syspll_d7", 177 "syspll2_d2", 178 "univpll2_d2" 179 }; 180 181 static const char * const ap2wbmcu_parents[] = { 182 "clkxtal", 183 "syspll1_d2", 184 "univ48m", 185 "syspll1_d8", 186 "univpll2_d4", 187 "syspll_d7", 188 "syspll2_d2", 189 "univpll2_d2" 190 }; 191 192 static const char * const audio_parents[] = { 193 "clkxtal", 194 "syspll3_d4", 195 "syspll4_d4", 196 "syspll1_d16" 197 }; 198 199 static const char * const aud_intbus_parents[] = { 200 "clkxtal", 201 "syspll1_d4", 202 "syspll4_d2", 203 "dmpll_d4" 204 }; 205 206 static const char * const pmicspi_parents[] = { 207 "clkxtal", 208 "syspll1_d8", 209 "syspll3_d4", 210 "syspll1_d16", 211 "univpll3_d4", 212 "clkxtal", 213 "univpll2_d4", 214 "dmpll_d8" 215 }; 216 217 static const char * const scp_parents[] = { 218 "clkxtal", 219 "syspll1_d8", 220 "univpll2_d2", 221 "univpll2_d4" 222 }; 223 224 static const char * const atb_parents[] = { 225 "clkxtal", 226 "syspll1_d2", 227 "syspll_d5" 228 }; 229 230 static const char * const hif_parents[] = { 231 "clkxtal", 232 "syspll1_d2", 233 "univpll1_d2", 234 "syspll1_d4", 235 "univpll_d5", 236 "clk_null", 237 "univpll_d7" 238 }; 239 240 static const char * const sata_parents[] = { 241 "clkxtal", 242 "univpll2_d4" 243 }; 244 245 static const char * const usb20_parents[] = { 246 "clkxtal", 247 "univpll3_d4", 248 "syspll1_d8" 249 }; 250 251 static const char * const aud1_parents[] = { 252 "clkxtal" 253 }; 254 255 static const char * const irrx_parents[] = { 256 "clkxtal", 257 "syspll4_d16" 258 }; 259 260 static const char * const crypto_parents[] = { 261 "clkxtal", 262 "univpll_d3", 263 "univpll1_d2", 264 "syspll1_d2", 265 "univpll_d5", 266 "syspll_d5", 267 "univpll2_d2", 268 "syspll_d2" 269 }; 270 271 static const char * const gpt10m_parents[] = { 272 "clkxtal", 273 "clkxtal_d4" 274 }; 275 276 static const char * const peribus_ck_parents[] = { 277 "syspll1_d8", 278 "syspll1_d4" 279 }; 280 281 static const char * const infra_mux1_parents[] = { 282 "clkxtal", 283 "armpll", 284 "main_core_en", 285 "armpll" 286 }; 287 288 static const struct mtk_gate_regs apmixed_cg_regs = { 289 .set_ofs = 0x8, 290 .clr_ofs = 0x8, 291 .sta_ofs = 0x8, 292 }; 293 294 static const struct mtk_gate_regs infra_cg_regs = { 295 .set_ofs = 0x40, 296 .clr_ofs = 0x44, 297 .sta_ofs = 0x48, 298 }; 299 300 static const struct mtk_gate_regs peri0_cg_regs = { 301 .set_ofs = 0x8, 302 .clr_ofs = 0x10, 303 .sta_ofs = 0x18, 304 }; 305 306 static const struct mtk_gate_regs peri1_cg_regs = { 307 .set_ofs = 0xC, 308 .clr_ofs = 0x14, 309 .sta_ofs = 0x1C, 310 }; 311 312 static const struct mtk_pll_data plls[] = { 313 PLL(CLK_APMIXED_ARMPLL, "armpll", 0x0200, 0x020C, 0, 314 0, 21, 0x0204, 24, 0, 0x0204, 0), 315 PLL(CLK_APMIXED_MAINPLL, "mainpll", 0x0210, 0x021C, 0, 316 HAVE_RST_BAR, 21, 0x0214, 24, 0, 0x0214, 0), 317 PLL(CLK_APMIXED_UNIV2PLL, "univ2pll", 0x0220, 0x022C, 0, 318 HAVE_RST_BAR, 7, 0x0224, 24, 0, 0x0224, 14), 319 PLL(CLK_APMIXED_ETH1PLL, "eth1pll", 0x0300, 0x0310, 0, 320 0, 21, 0x0300, 1, 0, 0x0304, 0), 321 PLL(CLK_APMIXED_ETH2PLL, "eth2pll", 0x0314, 0x0320, 0, 322 0, 21, 0x0314, 1, 0, 0x0318, 0), 323 PLL(CLK_APMIXED_SGMIPLL, "sgmipll", 0x0358, 0x0368, 0, 324 0, 21, 0x0358, 1, 0, 0x035C, 0), 325 }; 326 327 static const struct mtk_gate apmixed_clks[] = { 328 GATE_APMIXED(CLK_APMIXED_MAIN_CORE_EN, "main_core_en", "mainpll", 5), 329 }; 330 331 static const struct mtk_gate infra_clks[] = { 332 GATE_INFRA(CLK_INFRA_DBGCLK_PD, "infra_dbgclk_pd", "hd_faxi", 0), 333 GATE_INFRA(CLK_INFRA_TRNG_PD, "infra_trng_pd", "hd_faxi", 2), 334 GATE_INFRA(CLK_INFRA_DEVAPC_PD, "infra_devapc_pd", "hd_faxi", 4), 335 GATE_INFRA(CLK_INFRA_APXGPT_PD, "infra_apxgpt_pd", "infrao_10m", 18), 336 GATE_INFRA(CLK_INFRA_SEJ_PD, "infra_sej_pd", "infrao_10m", 19), 337 }; 338 339 static const struct mtk_fixed_clk top_fixed_clks[] = { 340 FIXED_CLK(CLK_TOP_TO_U2_PHY, "to_u2_phy", "clkxtal", 341 31250000), 342 FIXED_CLK(CLK_TOP_TO_U2_PHY_1P, "to_u2_phy_1p", "clkxtal", 343 31250000), 344 FIXED_CLK(CLK_TOP_PCIE0_PIPE_EN, "pcie0_pipe_en", "clkxtal", 345 125000000), 346 FIXED_CLK(CLK_TOP_PCIE1_PIPE_EN, "pcie1_pipe_en", "clkxtal", 347 125000000), 348 FIXED_CLK(CLK_TOP_SSUSB_TX250M, "ssusb_tx250m", "clkxtal", 349 250000000), 350 FIXED_CLK(CLK_TOP_SSUSB_EQ_RX250M, "ssusb_eq_rx250m", "clkxtal", 351 250000000), 352 FIXED_CLK(CLK_TOP_SSUSB_CDR_REF, "ssusb_cdr_ref", "clkxtal", 353 33333333), 354 FIXED_CLK(CLK_TOP_SSUSB_CDR_FB, "ssusb_cdr_fb", "clkxtal", 355 50000000), 356 FIXED_CLK(CLK_TOP_SATA_ASIC, "sata_asic", "clkxtal", 357 50000000), 358 FIXED_CLK(CLK_TOP_SATA_RBC, "sata_rbc", "clkxtal", 359 50000000), 360 }; 361 362 static const struct mtk_fixed_factor top_divs[] = { 363 FACTOR(CLK_TOP_TO_USB3_SYS, "to_usb3_sys", "eth1pll", 1, 4), 364 FACTOR(CLK_TOP_P1_1MHZ, "p1_1mhz", "eth1pll", 1, 500), 365 FACTOR(CLK_TOP_4MHZ, "free_run_4mhz", "eth1pll", 1, 125), 366 FACTOR(CLK_TOP_P0_1MHZ, "p0_1mhz", "eth1pll", 1, 500), 367 FACTOR(CLK_TOP_ETH_500M, "eth_500m", "eth1pll", 1, 1), 368 FACTOR(CLK_TOP_TXCLK_SRC_PRE, "txclk_src_pre", "sgmiipll_d2", 1, 1), 369 FACTOR(CLK_TOP_RTC, "rtc", "clkxtal", 1, 1024), 370 FACTOR(CLK_TOP_PWM_QTR_26M, "pwm_qtr_26m", "clkxtal", 1, 1), 371 FACTOR(CLK_TOP_CPUM_TCK_IN, "cpum_tck_in", "cpum_tck", 1, 1), 372 FACTOR(CLK_TOP_TO_USB3_DA_TOP, "to_usb3_da_top", "clkxtal", 1, 1), 373 FACTOR(CLK_TOP_MEMPLL, "mempll", "clkxtal", 32, 1), 374 FACTOR(CLK_TOP_DMPLL, "dmpll_ck", "mempll", 1, 1), 375 FACTOR(CLK_TOP_DMPLL_D4, "dmpll_d4", "mempll", 1, 4), 376 FACTOR(CLK_TOP_DMPLL_D8, "dmpll_d8", "mempll", 1, 8), 377 FACTOR(CLK_TOP_SYSPLL_D2, "syspll_d2", "mainpll", 1, 2), 378 FACTOR(CLK_TOP_SYSPLL1_D2, "syspll1_d2", "mainpll", 1, 4), 379 FACTOR(CLK_TOP_SYSPLL1_D4, "syspll1_d4", "mainpll", 1, 8), 380 FACTOR(CLK_TOP_SYSPLL1_D8, "syspll1_d8", "mainpll", 1, 16), 381 FACTOR(CLK_TOP_SYSPLL1_D16, "syspll1_d16", "mainpll", 1, 32), 382 FACTOR(CLK_TOP_SYSPLL2_D2, "syspll2_d2", "mainpll", 1, 6), 383 FACTOR(CLK_TOP_SYSPLL2_D4, "syspll2_d4", "mainpll", 1, 12), 384 FACTOR(CLK_TOP_SYSPLL2_D8, "syspll2_d8", "mainpll", 1, 24), 385 FACTOR(CLK_TOP_SYSPLL_D5, "syspll_d5", "mainpll", 1, 5), 386 FACTOR(CLK_TOP_SYSPLL3_D2, "syspll3_d2", "mainpll", 1, 10), 387 FACTOR(CLK_TOP_SYSPLL3_D4, "syspll3_d4", "mainpll", 1, 20), 388 FACTOR(CLK_TOP_SYSPLL_D7, "syspll_d7", "mainpll", 1, 7), 389 FACTOR(CLK_TOP_SYSPLL4_D2, "syspll4_d2", "mainpll", 1, 14), 390 FACTOR(CLK_TOP_SYSPLL4_D4, "syspll4_d4", "mainpll", 1, 28), 391 FACTOR(CLK_TOP_SYSPLL4_D16, "syspll4_d16", "mainpll", 1, 112), 392 FACTOR(CLK_TOP_UNIVPLL, "univpll", "univ2pll", 1, 2), 393 FACTOR(CLK_TOP_UNIVPLL1_D2, "univpll1_d2", "univpll", 1, 4), 394 FACTOR(CLK_TOP_UNIVPLL1_D4, "univpll1_d4", "univpll", 1, 8), 395 FACTOR(CLK_TOP_UNIVPLL1_D8, "univpll1_d8", "univpll", 1, 16), 396 FACTOR(CLK_TOP_UNIVPLL_D3, "univpll_d3", "univpll", 1, 3), 397 FACTOR(CLK_TOP_UNIVPLL2_D2, "univpll2_d2", "univpll", 1, 6), 398 FACTOR(CLK_TOP_UNIVPLL2_D4, "univpll2_d4", "univpll", 1, 12), 399 FACTOR(CLK_TOP_UNIVPLL2_D8, "univpll2_d8", "univpll", 1, 24), 400 FACTOR(CLK_TOP_UNIVPLL2_D16, "univpll2_d16", "univpll", 1, 48), 401 FACTOR(CLK_TOP_UNIVPLL_D5, "univpll_d5", "univpll", 1, 5), 402 FACTOR(CLK_TOP_UNIVPLL3_D2, "univpll3_d2", "univpll", 1, 10), 403 FACTOR(CLK_TOP_UNIVPLL3_D4, "univpll3_d4", "univpll", 1, 20), 404 FACTOR(CLK_TOP_UNIVPLL3_D16, "univpll3_d16", "univpll", 1, 80), 405 FACTOR(CLK_TOP_UNIVPLL_D7, "univpll_d7", "univpll", 1, 7), 406 FACTOR(CLK_TOP_UNIVPLL_D80_D4, "univpll_d80_d4", "univpll", 1, 320), 407 FACTOR(CLK_TOP_UNIV48M, "univ48m", "univpll", 1, 25), 408 FACTOR(CLK_TOP_SGMIIPLL_D2, "sgmiipll_d2", "sgmipll", 1, 2), 409 FACTOR(CLK_TOP_CLKXTAL_D4, "clkxtal_d4", "clkxtal", 1, 4), 410 FACTOR(CLK_TOP_HD_FAXI, "hd_faxi", "axi_sel", 1, 1), 411 FACTOR(CLK_TOP_FAXI, "faxi", "axi_sel", 1, 1), 412 FACTOR(CLK_TOP_F_FAUD_INTBUS, "f_faud_intbus", "aud_intbus_sel", 1, 1), 413 FACTOR(CLK_TOP_AP2WBHIF_HCLK, "ap2wbhif_hclk", "syspll1_d8", 1, 1), 414 FACTOR(CLK_TOP_10M_INFRAO, "infrao_10m", "gpt10m_sel", 1, 1), 415 FACTOR(CLK_TOP_MSDC30_1, "msdc30_1", "msdc30_1_sel", 1, 1), 416 FACTOR(CLK_TOP_SPI, "spi", "spi0_sel", 1, 1), 417 FACTOR(CLK_TOP_SF, "sf", "nfi_infra_sel", 1, 1), 418 FACTOR(CLK_TOP_FLASH, "flash", "flash_sel", 1, 1), 419 FACTOR(CLK_TOP_TO_USB3_REF, "to_usb3_ref", "sata_sel", 1, 4), 420 FACTOR(CLK_TOP_TO_USB3_MCU, "to_usb3_mcu", "axi_sel", 1, 1), 421 FACTOR(CLK_TOP_TO_USB3_DMA, "to_usb3_dma", "hif_sel", 1, 1), 422 FACTOR(CLK_TOP_FROM_TOP_AHB, "from_top_ahb", "axi_sel", 1, 1), 423 FACTOR(CLK_TOP_FROM_TOP_AXI, "from_top_axi", "hif_sel", 1, 1), 424 FACTOR(CLK_TOP_PCIE1_MAC_EN, "pcie1_mac_en", "sata_sel", 1, 1), 425 FACTOR(CLK_TOP_PCIE0_MAC_EN, "pcie0_mac_en", "sata_sel", 1, 1), 426 }; 427 428 static const struct mtk_gate peri_clks[] = { 429 /* PERI0 */ 430 GATE_PERI0(CLK_PERI_PWM1_PD, "peri_pwm1_pd", "pwm_qtr_26m", 2), 431 GATE_PERI0(CLK_PERI_PWM2_PD, "peri_pwm2_pd", "pwm_qtr_26m", 3), 432 GATE_PERI0(CLK_PERI_PWM3_PD, "peri_pwm3_pd", "pwm_qtr_26m", 4), 433 GATE_PERI0(CLK_PERI_PWM4_PD, "peri_pwm4_pd", "pwm_qtr_26m", 5), 434 GATE_PERI0(CLK_PERI_PWM5_PD, "peri_pwm5_pd", "pwm_qtr_26m", 6), 435 GATE_PERI0(CLK_PERI_PWM6_PD, "peri_pwm6_pd", "pwm_qtr_26m", 7), 436 GATE_PERI0(CLK_PERI_PWM7_PD, "peri_pwm7_pd", "pwm_qtr_26m", 8), 437 GATE_PERI0(CLK_PERI_PWM_PD, "peri_pwm_pd", "pwm_qtr_26m", 9), 438 GATE_PERI0(CLK_PERI_AP_DMA_PD, "peri_ap_dma_pd", "faxi", 12), 439 GATE_PERI0(CLK_PERI_MSDC30_1_PD, "peri_msdc30_1", "msdc30_1", 14), 440 GATE_PERI0(CLK_PERI_UART0_PD, "peri_uart0_pd", "faxi", 17), 441 GATE_PERI0(CLK_PERI_UART1_PD, "peri_uart1_pd", "faxi", 18), 442 GATE_PERI0(CLK_PERI_UART2_PD, "peri_uart2_pd", "faxi", 19), 443 GATE_PERI0(CLK_PERI_UART3_PD, "peri_uart3_pd", "faxi", 20), 444 GATE_PERI0(CLK_PERI_BTIF_PD, "peri_btif_pd", "faxi", 22), 445 GATE_PERI0(CLK_PERI_I2C0_PD, "peri_i2c0_pd", "faxi", 23), 446 GATE_PERI0(CLK_PERI_SPI0_PD, "peri_spi0_pd", "spi", 28), 447 GATE_PERI0(CLK_PERI_SNFI_PD, "peri_snfi_pd", "sf", 29), 448 GATE_PERI0(CLK_PERI_NFI_PD, "peri_nfi_pd", "faxi", 30), 449 GATE_PERI0(CLK_PERI_NFIECC_PD, "peri_nfiecc_pd", "faxi", 31), 450 /* PERI1 */ 451 GATE_PERI1(CLK_PERI_FLASH_PD, "peri_flash_pd", "flash", 1), 452 }; 453 454 static struct mtk_composite infra_muxes[] = { 455 /* INFRA_TOPCKGEN_CKMUXSEL */ 456 MUX(CLK_INFRA_MUX1_SEL, "infra_mux1_sel", infra_mux1_parents, 0x000, 457 2, 2), 458 }; 459 460 static struct mtk_composite top_muxes[] = { 461 /* CLK_CFG_0 */ 462 MUX_GATE(CLK_TOP_AXI_SEL, "axi_sel", axi_parents, 463 0x040, 0, 3, 7), 464 MUX_GATE(CLK_TOP_MEM_SEL, "mem_sel", mem_parents, 465 0x040, 8, 1, 15), 466 MUX_GATE(CLK_TOP_DDRPHYCFG_SEL, "ddrphycfg_sel", ddrphycfg_parents, 467 0x040, 16, 1, 23), 468 MUX_GATE(CLK_TOP_ETH_SEL, "eth_sel", eth_parents, 469 0x040, 24, 3, 31), 470 /* CLK_CFG_1 */ 471 MUX_GATE(CLK_TOP_PWM_SEL, "pwm_sel", pwm_parents, 472 0x050, 0, 2, 7), 473 MUX_GATE(CLK_TOP_F10M_REF_SEL, "f10m_ref_sel", f10m_ref_parents, 474 0x050, 8, 1, 15), 475 MUX_GATE(CLK_TOP_NFI_INFRA_SEL, "nfi_infra_sel", nfi_infra_parents, 476 0x050, 16, 4, 23), 477 MUX_GATE(CLK_TOP_FLASH_SEL, "flash_sel", flash_parents, 478 0x050, 24, 3, 31), 479 /* CLK_CFG_2 */ 480 MUX_GATE(CLK_TOP_UART_SEL, "uart_sel", uart_parents, 481 0x060, 0, 1, 7), 482 MUX_GATE(CLK_TOP_SPI0_SEL, "spi0_sel", spi0_parents, 483 0x060, 8, 3, 15), 484 MUX_GATE(CLK_TOP_SPI1_SEL, "spi1_sel", spi1_parents, 485 0x060, 16, 3, 23), 486 MUX_GATE(CLK_TOP_MSDC50_0_SEL, "msdc50_0_sel", uart_parents, 487 0x060, 24, 3, 31), 488 /* CLK_CFG_3 */ 489 MUX_GATE(CLK_TOP_MSDC30_0_SEL, "msdc30_0_sel", msdc30_0_parents, 490 0x070, 0, 3, 7), 491 MUX_GATE(CLK_TOP_MSDC30_1_SEL, "msdc30_1_sel", msdc30_1_parents, 492 0x070, 8, 3, 15), 493 MUX_GATE(CLK_TOP_AP2WBMCU_SEL, "ap2wbmcu_sel", ap2wbmcu_parents, 494 0x070, 16, 3, 23), 495 MUX_GATE(CLK_TOP_AP2WBHIF_SEL, "ap2wbhif_sel", ap2wbmcu_parents, 496 0x070, 24, 3, 31), 497 /* CLK_CFG_4 */ 498 MUX_GATE(CLK_TOP_AUDIO_SEL, "audio_sel", audio_parents, 499 0x080, 0, 2, 7), 500 MUX_GATE(CLK_TOP_AUD_INTBUS_SEL, "aud_intbus_sel", aud_intbus_parents, 501 0x080, 8, 2, 15), 502 MUX_GATE(CLK_TOP_PMICSPI_SEL, "pmicspi_sel", pmicspi_parents, 503 0x080, 16, 3, 23), 504 MUX_GATE(CLK_TOP_SCP_SEL, "scp_sel", scp_parents, 505 0x080, 24, 2, 31), 506 /* CLK_CFG_5 */ 507 MUX_GATE(CLK_TOP_ATB_SEL, "atb_sel", atb_parents, 508 0x090, 0, 2, 7), 509 MUX_GATE(CLK_TOP_HIF_SEL, "hif_sel", hif_parents, 510 0x090, 8, 3, 15), 511 MUX_GATE(CLK_TOP_SATA_SEL, "sata_sel", sata_parents, 512 0x090, 16, 1, 23), 513 MUX_GATE(CLK_TOP_U2_SEL, "usb20_sel", usb20_parents, 514 0x090, 24, 2, 31), 515 /* CLK_CFG_6 */ 516 MUX_GATE(CLK_TOP_AUD1_SEL, "aud1_sel", aud1_parents, 517 0x0A0, 0, 1, 7), 518 MUX_GATE(CLK_TOP_AUD2_SEL, "aud2_sel", aud1_parents, 519 0x0A0, 8, 1, 15), 520 MUX_GATE(CLK_TOP_IRRX_SEL, "irrx_sel", irrx_parents, 521 0x0A0, 16, 1, 23), 522 MUX_GATE(CLK_TOP_IRTX_SEL, "irtx_sel", irrx_parents, 523 0x0A0, 24, 1, 31), 524 /* CLK_CFG_7 */ 525 MUX_GATE(CLK_TOP_SATA_MCU_SEL, "sata_mcu_sel", scp_parents, 526 0x0B0, 0, 2, 7), 527 MUX_GATE(CLK_TOP_PCIE0_MCU_SEL, "pcie0_mcu_sel", scp_parents, 528 0x0B0, 8, 2, 15), 529 MUX_GATE(CLK_TOP_PCIE1_MCU_SEL, "pcie1_mcu_sel", scp_parents, 530 0x0B0, 16, 2, 23), 531 MUX_GATE(CLK_TOP_SSUSB_MCU_SEL, "ssusb_mcu_sel", scp_parents, 532 0x0B0, 24, 2, 31), 533 /* CLK_CFG_8 */ 534 MUX_GATE(CLK_TOP_CRYPTO_SEL, "crypto_sel", crypto_parents, 535 0x0C0, 0, 3, 7), 536 MUX_GATE(CLK_TOP_SGMII_REF_1_SEL, "sgmii_ref_1_sel", f10m_ref_parents, 537 0x0C0, 8, 1, 15), 538 MUX_GATE(CLK_TOP_10M_SEL, "gpt10m_sel", gpt10m_parents, 539 0x0C0, 16, 1, 23), 540 }; 541 542 static struct mtk_composite peri_muxes[] = { 543 /* PERI_GLOBALCON_CKSEL */ 544 MUX(CLK_PERIBUS_SEL, "peribus_ck_sel", peribus_ck_parents, 0x05C, 0, 1), 545 }; 546 547 static int mtk_topckgen_init(struct platform_device *pdev) 548 { 549 struct clk_hw_onecell_data *clk_data; 550 void __iomem *base; 551 struct device_node *node = pdev->dev.of_node; 552 553 base = devm_platform_ioremap_resource(pdev, 0); 554 if (IS_ERR(base)) 555 return PTR_ERR(base); 556 557 clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK); 558 if (!clk_data) 559 return -ENOMEM; 560 561 mtk_clk_register_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks), 562 clk_data); 563 564 mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), 565 clk_data); 566 567 mtk_clk_register_composites(&pdev->dev, top_muxes, 568 ARRAY_SIZE(top_muxes), base, 569 &mt7629_clk_lock, clk_data); 570 571 clk_prepare_enable(clk_data->hws[CLK_TOP_AXI_SEL]->clk); 572 clk_prepare_enable(clk_data->hws[CLK_TOP_MEM_SEL]->clk); 573 clk_prepare_enable(clk_data->hws[CLK_TOP_DDRPHYCFG_SEL]->clk); 574 575 return of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); 576 } 577 578 static int mtk_infrasys_init(struct platform_device *pdev) 579 { 580 struct device_node *node = pdev->dev.of_node; 581 struct clk_hw_onecell_data *clk_data; 582 583 clk_data = mtk_alloc_clk_data(CLK_INFRA_NR_CLK); 584 if (!clk_data) 585 return -ENOMEM; 586 587 mtk_clk_register_gates(&pdev->dev, node, infra_clks, 588 ARRAY_SIZE(infra_clks), clk_data); 589 590 mtk_clk_register_cpumuxes(&pdev->dev, node, infra_muxes, 591 ARRAY_SIZE(infra_muxes), clk_data); 592 593 return of_clk_add_hw_provider(node, of_clk_hw_onecell_get, 594 clk_data); 595 } 596 597 static int mtk_pericfg_init(struct platform_device *pdev) 598 { 599 struct clk_hw_onecell_data *clk_data; 600 void __iomem *base; 601 int r; 602 struct device_node *node = pdev->dev.of_node; 603 604 base = devm_platform_ioremap_resource(pdev, 0); 605 if (IS_ERR(base)) 606 return PTR_ERR(base); 607 608 clk_data = mtk_alloc_clk_data(CLK_PERI_NR_CLK); 609 if (!clk_data) 610 return -ENOMEM; 611 612 mtk_clk_register_gates(&pdev->dev, node, peri_clks, 613 ARRAY_SIZE(peri_clks), clk_data); 614 615 mtk_clk_register_composites(&pdev->dev, peri_muxes, 616 ARRAY_SIZE(peri_muxes), base, 617 &mt7629_clk_lock, clk_data); 618 619 r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); 620 if (r) 621 return r; 622 623 clk_prepare_enable(clk_data->hws[CLK_PERI_UART0_PD]->clk); 624 625 return 0; 626 } 627 628 static int mtk_apmixedsys_init(struct platform_device *pdev) 629 { 630 struct clk_hw_onecell_data *clk_data; 631 struct device_node *node = pdev->dev.of_node; 632 633 clk_data = mtk_alloc_clk_data(CLK_APMIXED_NR_CLK); 634 if (!clk_data) 635 return -ENOMEM; 636 637 mtk_clk_register_plls(node, plls, ARRAY_SIZE(plls), 638 clk_data); 639 640 mtk_clk_register_gates(&pdev->dev, node, apmixed_clks, 641 ARRAY_SIZE(apmixed_clks), clk_data); 642 643 clk_prepare_enable(clk_data->hws[CLK_APMIXED_ARMPLL]->clk); 644 clk_prepare_enable(clk_data->hws[CLK_APMIXED_MAIN_CORE_EN]->clk); 645 646 return of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); 647 } 648 649 650 static const struct of_device_id of_match_clk_mt7629[] = { 651 { 652 .compatible = "mediatek,mt7629-apmixedsys", 653 .data = mtk_apmixedsys_init, 654 }, { 655 .compatible = "mediatek,mt7629-infracfg", 656 .data = mtk_infrasys_init, 657 }, { 658 .compatible = "mediatek,mt7629-topckgen", 659 .data = mtk_topckgen_init, 660 }, { 661 .compatible = "mediatek,mt7629-pericfg", 662 .data = mtk_pericfg_init, 663 }, { 664 /* sentinel */ 665 } 666 }; 667 MODULE_DEVICE_TABLE(of, of_match_clk_mt7629); 668 669 static int clk_mt7629_probe(struct platform_device *pdev) 670 { 671 int (*clk_init)(struct platform_device *); 672 int r; 673 674 clk_init = of_device_get_match_data(&pdev->dev); 675 if (!clk_init) 676 return -EINVAL; 677 678 r = clk_init(pdev); 679 if (r) 680 dev_err(&pdev->dev, 681 "could not register clock provider: %s: %d\n", 682 pdev->name, r); 683 684 return r; 685 } 686 687 static struct platform_driver clk_mt7629_drv = { 688 .probe = clk_mt7629_probe, 689 .driver = { 690 .name = "clk-mt7629", 691 .of_match_table = of_match_clk_mt7629, 692 }, 693 }; 694 695 static int clk_mt7629_init(void) 696 { 697 return platform_driver_register(&clk_mt7629_drv); 698 } 699 700 arch_initcall(clk_mt7629_init); 701 MODULE_LICENSE("GPL"); 702