1 /* 2 * Copyright (c) 2012-2014 NVIDIA CORPORATION. All rights reserved. 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms and conditions of the GNU General Public License, 6 * version 2, as published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope it will be useful, but WITHOUT 9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 11 * more details. 12 * 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 17 #include <linux/io.h> 18 #include <linux/clk.h> 19 #include <linux/clk-provider.h> 20 #include <linux/clkdev.h> 21 #include <linux/of.h> 22 #include <linux/of_address.h> 23 #include <linux/delay.h> 24 #include <linux/export.h> 25 #include <linux/clk/tegra.h> 26 #include <dt-bindings/clock/tegra210-car.h> 27 28 #include "clk.h" 29 #include "clk-id.h" 30 31 /* 32 * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register 33 * banks present in the Tegra210 CAR IP block. The banks are 34 * identified by single letters, e.g.: L, H, U, V, W, X, Y. See 35 * periph_regs[] in drivers/clk/tegra/clk.c 36 */ 37 #define TEGRA210_CAR_BANK_COUNT 7 38 39 #define CLK_SOURCE_CSITE 0x1d4 40 #define CLK_SOURCE_EMC 0x19c 41 42 #define PLLC_BASE 0x80 43 #define PLLC_OUT 0x84 44 #define PLLC_MISC0 0x88 45 #define PLLC_MISC1 0x8c 46 #define PLLC_MISC2 0x5d0 47 #define PLLC_MISC3 0x5d4 48 49 #define PLLC2_BASE 0x4e8 50 #define PLLC2_MISC0 0x4ec 51 #define PLLC2_MISC1 0x4f0 52 #define PLLC2_MISC2 0x4f4 53 #define PLLC2_MISC3 0x4f8 54 55 #define PLLC3_BASE 0x4fc 56 #define PLLC3_MISC0 0x500 57 #define PLLC3_MISC1 0x504 58 #define PLLC3_MISC2 0x508 59 #define PLLC3_MISC3 0x50c 60 61 #define PLLM_BASE 0x90 62 #define PLLM_MISC1 0x98 63 #define PLLM_MISC2 0x9c 64 #define PLLP_BASE 0xa0 65 #define PLLP_MISC0 0xac 66 #define PLLP_MISC1 0x680 67 #define PLLA_BASE 0xb0 68 #define PLLA_MISC0 0xbc 69 #define PLLA_MISC1 0xb8 70 #define PLLA_MISC2 0x5d8 71 #define PLLD_BASE 0xd0 72 #define PLLD_MISC0 0xdc 73 #define PLLD_MISC1 0xd8 74 #define PLLU_BASE 0xc0 75 #define PLLU_OUTA 0xc4 76 #define PLLU_MISC0 0xcc 77 #define PLLU_MISC1 0xc8 78 #define PLLX_BASE 0xe0 79 #define PLLX_MISC0 0xe4 80 #define PLLX_MISC1 0x510 81 #define PLLX_MISC2 0x514 82 #define PLLX_MISC3 0x518 83 #define PLLX_MISC4 0x5f0 84 #define PLLX_MISC5 0x5f4 85 #define PLLE_BASE 0xe8 86 #define PLLE_MISC0 0xec 87 #define PLLD2_BASE 0x4b8 88 #define PLLD2_MISC0 0x4bc 89 #define PLLD2_MISC1 0x570 90 #define PLLD2_MISC2 0x574 91 #define PLLD2_MISC3 0x578 92 #define PLLE_AUX 0x48c 93 #define PLLRE_BASE 0x4c4 94 #define PLLRE_MISC0 0x4c8 95 #define PLLRE_OUT1 0x4cc 96 #define PLLDP_BASE 0x590 97 #define PLLDP_MISC 0x594 98 99 #define PLLC4_BASE 0x5a4 100 #define PLLC4_MISC0 0x5a8 101 #define PLLC4_OUT 0x5e4 102 #define PLLMB_BASE 0x5e8 103 #define PLLMB_MISC1 0x5ec 104 #define PLLA1_BASE 0x6a4 105 #define PLLA1_MISC0 0x6a8 106 #define PLLA1_MISC1 0x6ac 107 #define PLLA1_MISC2 0x6b0 108 #define PLLA1_MISC3 0x6b4 109 110 #define PLLU_IDDQ_BIT 31 111 #define PLLCX_IDDQ_BIT 27 112 #define PLLRE_IDDQ_BIT 24 113 #define PLLA_IDDQ_BIT 25 114 #define PLLD_IDDQ_BIT 20 115 #define PLLSS_IDDQ_BIT 18 116 #define PLLM_IDDQ_BIT 5 117 #define PLLMB_IDDQ_BIT 17 118 #define PLLXP_IDDQ_BIT 3 119 120 #define PLLCX_RESET_BIT 30 121 122 #define PLL_BASE_LOCK BIT(27) 123 #define PLLCX_BASE_LOCK BIT(26) 124 #define PLLE_MISC_LOCK BIT(11) 125 #define PLLRE_MISC_LOCK BIT(27) 126 127 #define PLL_MISC_LOCK_ENABLE 18 128 #define PLLC_MISC_LOCK_ENABLE 24 129 #define PLLDU_MISC_LOCK_ENABLE 22 130 #define PLLU_MISC_LOCK_ENABLE 29 131 #define PLLE_MISC_LOCK_ENABLE 9 132 #define PLLRE_MISC_LOCK_ENABLE 30 133 #define PLLSS_MISC_LOCK_ENABLE 30 134 #define PLLP_MISC_LOCK_ENABLE 18 135 #define PLLM_MISC_LOCK_ENABLE 4 136 #define PLLMB_MISC_LOCK_ENABLE 16 137 #define PLLA_MISC_LOCK_ENABLE 28 138 #define PLLU_MISC_LOCK_ENABLE 29 139 #define PLLD_MISC_LOCK_ENABLE 18 140 141 #define PLLA_SDM_DIN_MASK 0xffff 142 #define PLLA_SDM_EN_MASK BIT(26) 143 144 #define PLLD_SDM_EN_MASK BIT(16) 145 146 #define PLLD2_SDM_EN_MASK BIT(31) 147 #define PLLD2_SSC_EN_MASK BIT(30) 148 149 #define PLLDP_SS_CFG 0x598 150 #define PLLDP_SDM_EN_MASK BIT(31) 151 #define PLLDP_SSC_EN_MASK BIT(30) 152 #define PLLDP_SS_CTRL1 0x59c 153 #define PLLDP_SS_CTRL2 0x5a0 154 155 #define PMC_PLLM_WB0_OVERRIDE 0x1dc 156 #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0 157 158 #define SATA_PLL_CFG0 0x490 159 #define SATA_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0) 160 #define SATA_PLL_CFG0_PADPLL_USE_LOCKDET BIT(2) 161 #define SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13) 162 #define SATA_PLL_CFG0_SEQ_ENABLE BIT(24) 163 164 #define XUSBIO_PLL_CFG0 0x51c 165 #define XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0) 166 #define XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL BIT(2) 167 #define XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET BIT(6) 168 #define XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13) 169 #define XUSBIO_PLL_CFG0_SEQ_ENABLE BIT(24) 170 171 #define UTMIPLL_HW_PWRDN_CFG0 0x52c 172 #define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK BIT(31) 173 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25) 174 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24) 175 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(7) 176 #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6) 177 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5) 178 #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4) 179 #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2) 180 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1) 181 #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0) 182 183 #define PLLU_HW_PWRDN_CFG0 0x530 184 #define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(28) 185 #define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24) 186 #define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT BIT(7) 187 #define PLLU_HW_PWRDN_CFG0_USE_LOCKDET BIT(6) 188 #define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2) 189 #define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL BIT(0) 190 191 #define XUSB_PLL_CFG0 0x534 192 #define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY 0x3ff 193 #define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK (0x3ff << 14) 194 195 #define SPARE_REG0 0x55c 196 #define CLK_M_DIVISOR_SHIFT 2 197 #define CLK_M_DIVISOR_MASK 0x3 198 199 /* 200 * SDM fractional divisor is 16-bit 2's complement signed number within 201 * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned 202 * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to 203 * indicate that SDM is disabled. 204 * 205 * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13 206 */ 207 #define PLL_SDM_COEFF BIT(13) 208 #define sdin_din_to_data(din) ((u16)((din) ? : 0xFFFFU)) 209 #define sdin_data_to_din(dat) (((dat) == 0xFFFFU) ? 0 : (s16)dat) 210 211 /* Tegra CPU clock and reset control regs */ 212 #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470 213 214 #ifdef CONFIG_PM_SLEEP 215 static struct cpu_clk_suspend_context { 216 u32 clk_csite_src; 217 } tegra210_cpu_clk_sctx; 218 #endif 219 220 static void __iomem *clk_base; 221 static void __iomem *pmc_base; 222 223 static unsigned long osc_freq; 224 static unsigned long pll_ref_freq; 225 226 static DEFINE_SPINLOCK(pll_d_lock); 227 static DEFINE_SPINLOCK(pll_e_lock); 228 static DEFINE_SPINLOCK(pll_re_lock); 229 static DEFINE_SPINLOCK(pll_u_lock); 230 static DEFINE_SPINLOCK(emc_lock); 231 232 /* possible OSC frequencies in Hz */ 233 static unsigned long tegra210_input_freq[] = { 234 [5] = 38400000, 235 [8] = 12000000, 236 }; 237 238 static const char *mux_pllmcp_clkm[] = { 239 "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_mb", "pll_mb", 240 "pll_p", 241 }; 242 #define mux_pllmcp_clkm_idx NULL 243 244 #define PLL_ENABLE (1 << 30) 245 246 #define PLLCX_MISC1_IDDQ (1 << 27) 247 #define PLLCX_MISC0_RESET (1 << 30) 248 249 #define PLLCX_MISC0_DEFAULT_VALUE 0x40080000 250 #define PLLCX_MISC0_WRITE_MASK 0x400ffffb 251 #define PLLCX_MISC1_DEFAULT_VALUE 0x08000000 252 #define PLLCX_MISC1_WRITE_MASK 0x08003cff 253 #define PLLCX_MISC2_DEFAULT_VALUE 0x1f720f05 254 #define PLLCX_MISC2_WRITE_MASK 0xffffff17 255 #define PLLCX_MISC3_DEFAULT_VALUE 0x000000c4 256 #define PLLCX_MISC3_WRITE_MASK 0x00ffffff 257 258 /* PLLA */ 259 #define PLLA_BASE_IDDQ (1 << 25) 260 #define PLLA_BASE_LOCK (1 << 27) 261 262 #define PLLA_MISC0_LOCK_ENABLE (1 << 28) 263 #define PLLA_MISC0_LOCK_OVERRIDE (1 << 27) 264 265 #define PLLA_MISC2_EN_SDM (1 << 26) 266 #define PLLA_MISC2_EN_DYNRAMP (1 << 25) 267 268 #define PLLA_MISC0_DEFAULT_VALUE 0x12000020 269 #define PLLA_MISC0_WRITE_MASK 0x7fffffff 270 #define PLLA_MISC2_DEFAULT_VALUE 0x0 271 #define PLLA_MISC2_WRITE_MASK 0x06ffffff 272 273 /* PLLD */ 274 #define PLLD_MISC0_EN_SDM (1 << 16) 275 #define PLLD_MISC0_LOCK_OVERRIDE (1 << 17) 276 #define PLLD_MISC0_LOCK_ENABLE (1 << 18) 277 #define PLLD_MISC0_IDDQ (1 << 20) 278 #define PLLD_MISC0_DSI_CLKENABLE (1 << 21) 279 280 #define PLLD_MISC0_DEFAULT_VALUE 0x00140000 281 #define PLLD_MISC0_WRITE_MASK 0x3ff7ffff 282 #define PLLD_MISC1_DEFAULT_VALUE 0x20 283 #define PLLD_MISC1_WRITE_MASK 0x00ffffff 284 285 /* PLLD2 and PLLDP and PLLC4 */ 286 #define PLLDSS_BASE_LOCK (1 << 27) 287 #define PLLDSS_BASE_LOCK_OVERRIDE (1 << 24) 288 #define PLLDSS_BASE_IDDQ (1 << 18) 289 #define PLLDSS_BASE_REF_SEL_SHIFT 25 290 #define PLLDSS_BASE_REF_SEL_MASK (0x3 << PLLDSS_BASE_REF_SEL_SHIFT) 291 292 #define PLLDSS_MISC0_LOCK_ENABLE (1 << 30) 293 294 #define PLLDSS_MISC1_CFG_EN_SDM (1 << 31) 295 #define PLLDSS_MISC1_CFG_EN_SSC (1 << 30) 296 297 #define PLLD2_MISC0_DEFAULT_VALUE 0x40000020 298 #define PLLD2_MISC1_CFG_DEFAULT_VALUE 0x10000000 299 #define PLLD2_MISC2_CTRL1_DEFAULT_VALUE 0x0 300 #define PLLD2_MISC3_CTRL2_DEFAULT_VALUE 0x0 301 302 #define PLLDP_MISC0_DEFAULT_VALUE 0x40000020 303 #define PLLDP_MISC1_CFG_DEFAULT_VALUE 0xc0000000 304 #define PLLDP_MISC2_CTRL1_DEFAULT_VALUE 0xf400f0da 305 #define PLLDP_MISC3_CTRL2_DEFAULT_VALUE 0x2004f400 306 307 #define PLLDSS_MISC0_WRITE_MASK 0x47ffffff 308 #define PLLDSS_MISC1_CFG_WRITE_MASK 0xf8000000 309 #define PLLDSS_MISC2_CTRL1_WRITE_MASK 0xffffffff 310 #define PLLDSS_MISC3_CTRL2_WRITE_MASK 0xffffffff 311 312 #define PLLC4_MISC0_DEFAULT_VALUE 0x40000000 313 314 /* PLLRE */ 315 #define PLLRE_MISC0_LOCK_ENABLE (1 << 30) 316 #define PLLRE_MISC0_LOCK_OVERRIDE (1 << 29) 317 #define PLLRE_MISC0_LOCK (1 << 27) 318 #define PLLRE_MISC0_IDDQ (1 << 24) 319 320 #define PLLRE_BASE_DEFAULT_VALUE 0x0 321 #define PLLRE_MISC0_DEFAULT_VALUE 0x41000000 322 323 #define PLLRE_BASE_DEFAULT_MASK 0x1c000000 324 #define PLLRE_MISC0_WRITE_MASK 0x67ffffff 325 326 /* PLLX */ 327 #define PLLX_USE_DYN_RAMP 1 328 #define PLLX_BASE_LOCK (1 << 27) 329 330 #define PLLX_MISC0_FO_G_DISABLE (0x1 << 28) 331 #define PLLX_MISC0_LOCK_ENABLE (0x1 << 18) 332 333 #define PLLX_MISC2_DYNRAMP_STEPB_SHIFT 24 334 #define PLLX_MISC2_DYNRAMP_STEPB_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT) 335 #define PLLX_MISC2_DYNRAMP_STEPA_SHIFT 16 336 #define PLLX_MISC2_DYNRAMP_STEPA_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT) 337 #define PLLX_MISC2_NDIV_NEW_SHIFT 8 338 #define PLLX_MISC2_NDIV_NEW_MASK (0xFF << PLLX_MISC2_NDIV_NEW_SHIFT) 339 #define PLLX_MISC2_LOCK_OVERRIDE (0x1 << 4) 340 #define PLLX_MISC2_DYNRAMP_DONE (0x1 << 2) 341 #define PLLX_MISC2_EN_DYNRAMP (0x1 << 0) 342 343 #define PLLX_MISC3_IDDQ (0x1 << 3) 344 345 #define PLLX_MISC0_DEFAULT_VALUE PLLX_MISC0_LOCK_ENABLE 346 #define PLLX_MISC0_WRITE_MASK 0x10c40000 347 #define PLLX_MISC1_DEFAULT_VALUE 0x20 348 #define PLLX_MISC1_WRITE_MASK 0x00ffffff 349 #define PLLX_MISC2_DEFAULT_VALUE 0x0 350 #define PLLX_MISC2_WRITE_MASK 0xffffff11 351 #define PLLX_MISC3_DEFAULT_VALUE PLLX_MISC3_IDDQ 352 #define PLLX_MISC3_WRITE_MASK 0x01ff0f0f 353 #define PLLX_MISC4_DEFAULT_VALUE 0x0 354 #define PLLX_MISC4_WRITE_MASK 0x8000ffff 355 #define PLLX_MISC5_DEFAULT_VALUE 0x0 356 #define PLLX_MISC5_WRITE_MASK 0x0000ffff 357 358 #define PLLX_HW_CTRL_CFG 0x548 359 #define PLLX_HW_CTRL_CFG_SWCTRL (0x1 << 0) 360 361 /* PLLMB */ 362 #define PLLMB_BASE_LOCK (1 << 27) 363 364 #define PLLMB_MISC1_LOCK_OVERRIDE (1 << 18) 365 #define PLLMB_MISC1_IDDQ (1 << 17) 366 #define PLLMB_MISC1_LOCK_ENABLE (1 << 16) 367 368 #define PLLMB_MISC1_DEFAULT_VALUE 0x00030000 369 #define PLLMB_MISC1_WRITE_MASK 0x0007ffff 370 371 /* PLLP */ 372 #define PLLP_BASE_OVERRIDE (1 << 28) 373 #define PLLP_BASE_LOCK (1 << 27) 374 375 #define PLLP_MISC0_LOCK_ENABLE (1 << 18) 376 #define PLLP_MISC0_LOCK_OVERRIDE (1 << 17) 377 #define PLLP_MISC0_IDDQ (1 << 3) 378 379 #define PLLP_MISC1_HSIO_EN_SHIFT 29 380 #define PLLP_MISC1_HSIO_EN (1 << PLLP_MISC1_HSIO_EN_SHIFT) 381 #define PLLP_MISC1_XUSB_EN_SHIFT 28 382 #define PLLP_MISC1_XUSB_EN (1 << PLLP_MISC1_XUSB_EN_SHIFT) 383 384 #define PLLP_MISC0_DEFAULT_VALUE 0x00040008 385 #define PLLP_MISC1_DEFAULT_VALUE 0x0 386 387 #define PLLP_MISC0_WRITE_MASK 0xdc6000f 388 #define PLLP_MISC1_WRITE_MASK 0x70ffffff 389 390 /* PLLU */ 391 #define PLLU_BASE_LOCK (1 << 27) 392 #define PLLU_BASE_OVERRIDE (1 << 24) 393 #define PLLU_BASE_CLKENABLE_USB (1 << 21) 394 #define PLLU_BASE_CLKENABLE_HSIC (1 << 22) 395 #define PLLU_BASE_CLKENABLE_ICUSB (1 << 23) 396 #define PLLU_BASE_CLKENABLE_48M (1 << 25) 397 #define PLLU_BASE_CLKENABLE_ALL (PLLU_BASE_CLKENABLE_USB |\ 398 PLLU_BASE_CLKENABLE_HSIC |\ 399 PLLU_BASE_CLKENABLE_ICUSB |\ 400 PLLU_BASE_CLKENABLE_48M) 401 402 #define PLLU_MISC0_IDDQ (1 << 31) 403 #define PLLU_MISC0_LOCK_ENABLE (1 << 29) 404 #define PLLU_MISC1_LOCK_OVERRIDE (1 << 0) 405 406 #define PLLU_MISC0_DEFAULT_VALUE 0xa0000000 407 #define PLLU_MISC1_DEFAULT_VALUE 0x0 408 409 #define PLLU_MISC0_WRITE_MASK 0xbfffffff 410 #define PLLU_MISC1_WRITE_MASK 0x00000007 411 412 void tegra210_xusb_pll_hw_control_enable(void) 413 { 414 u32 val; 415 416 val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0); 417 val &= ~(XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL | 418 XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL); 419 val |= XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET | 420 XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ; 421 writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0); 422 } 423 EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_control_enable); 424 425 void tegra210_xusb_pll_hw_sequence_start(void) 426 { 427 u32 val; 428 429 val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0); 430 val |= XUSBIO_PLL_CFG0_SEQ_ENABLE; 431 writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0); 432 } 433 EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_sequence_start); 434 435 void tegra210_sata_pll_hw_control_enable(void) 436 { 437 u32 val; 438 439 val = readl_relaxed(clk_base + SATA_PLL_CFG0); 440 val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL; 441 val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET | 442 SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ; 443 writel_relaxed(val, clk_base + SATA_PLL_CFG0); 444 } 445 EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_control_enable); 446 447 void tegra210_sata_pll_hw_sequence_start(void) 448 { 449 u32 val; 450 451 val = readl_relaxed(clk_base + SATA_PLL_CFG0); 452 val |= SATA_PLL_CFG0_SEQ_ENABLE; 453 writel_relaxed(val, clk_base + SATA_PLL_CFG0); 454 } 455 EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_sequence_start); 456 457 static inline void _pll_misc_chk_default(void __iomem *base, 458 struct tegra_clk_pll_params *params, 459 u8 misc_num, u32 default_val, u32 mask) 460 { 461 u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]); 462 463 boot_val &= mask; 464 default_val &= mask; 465 if (boot_val != default_val) { 466 pr_warn("boot misc%d 0x%x: expected 0x%x\n", 467 misc_num, boot_val, default_val); 468 pr_warn(" (comparison mask = 0x%x)\n", mask); 469 params->defaults_set = false; 470 } 471 } 472 473 /* 474 * PLLCX: PLLC, PLLC2, PLLC3, PLLA1 475 * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition 476 * that changes NDIV only, while PLL is already locked. 477 */ 478 static void pllcx_check_defaults(struct tegra_clk_pll_params *params) 479 { 480 u32 default_val; 481 482 default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET); 483 _pll_misc_chk_default(clk_base, params, 0, default_val, 484 PLLCX_MISC0_WRITE_MASK); 485 486 default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ); 487 _pll_misc_chk_default(clk_base, params, 1, default_val, 488 PLLCX_MISC1_WRITE_MASK); 489 490 default_val = PLLCX_MISC2_DEFAULT_VALUE; 491 _pll_misc_chk_default(clk_base, params, 2, default_val, 492 PLLCX_MISC2_WRITE_MASK); 493 494 default_val = PLLCX_MISC3_DEFAULT_VALUE; 495 _pll_misc_chk_default(clk_base, params, 3, default_val, 496 PLLCX_MISC3_WRITE_MASK); 497 } 498 499 static void tegra210_pllcx_set_defaults(const char *name, 500 struct tegra_clk_pll *pllcx) 501 { 502 pllcx->params->defaults_set = true; 503 504 if (readl_relaxed(clk_base + pllcx->params->base_reg) & 505 PLL_ENABLE) { 506 /* PLL is ON: only check if defaults already set */ 507 pllcx_check_defaults(pllcx->params); 508 pr_warn("%s already enabled. Postponing set full defaults\n", 509 name); 510 return; 511 } 512 513 /* Defaults assert PLL reset, and set IDDQ */ 514 writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE, 515 clk_base + pllcx->params->ext_misc_reg[0]); 516 writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE, 517 clk_base + pllcx->params->ext_misc_reg[1]); 518 writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE, 519 clk_base + pllcx->params->ext_misc_reg[2]); 520 writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE, 521 clk_base + pllcx->params->ext_misc_reg[3]); 522 udelay(1); 523 } 524 525 static void _pllc_set_defaults(struct tegra_clk_pll *pllcx) 526 { 527 tegra210_pllcx_set_defaults("PLL_C", pllcx); 528 } 529 530 static void _pllc2_set_defaults(struct tegra_clk_pll *pllcx) 531 { 532 tegra210_pllcx_set_defaults("PLL_C2", pllcx); 533 } 534 535 static void _pllc3_set_defaults(struct tegra_clk_pll *pllcx) 536 { 537 tegra210_pllcx_set_defaults("PLL_C3", pllcx); 538 } 539 540 static void _plla1_set_defaults(struct tegra_clk_pll *pllcx) 541 { 542 tegra210_pllcx_set_defaults("PLL_A1", pllcx); 543 } 544 545 /* 546 * PLLA 547 * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used. 548 * Fractional SDM is allowed to provide exact audio rates. 549 */ 550 static void tegra210_plla_set_defaults(struct tegra_clk_pll *plla) 551 { 552 u32 mask; 553 u32 val = readl_relaxed(clk_base + plla->params->base_reg); 554 555 plla->params->defaults_set = true; 556 557 if (val & PLL_ENABLE) { 558 /* 559 * PLL is ON: check if defaults already set, then set those 560 * that can be updated in flight. 561 */ 562 if (val & PLLA_BASE_IDDQ) { 563 pr_warn("PLL_A boot enabled with IDDQ set\n"); 564 plla->params->defaults_set = false; 565 } 566 567 pr_warn("PLL_A already enabled. Postponing set full defaults\n"); 568 569 val = PLLA_MISC0_DEFAULT_VALUE; /* ignore lock enable */ 570 mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE; 571 _pll_misc_chk_default(clk_base, plla->params, 0, val, 572 ~mask & PLLA_MISC0_WRITE_MASK); 573 574 val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */ 575 _pll_misc_chk_default(clk_base, plla->params, 2, val, 576 PLLA_MISC2_EN_DYNRAMP); 577 578 /* Enable lock detect */ 579 val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]); 580 val &= ~mask; 581 val |= PLLA_MISC0_DEFAULT_VALUE & mask; 582 writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]); 583 udelay(1); 584 585 return; 586 } 587 588 /* set IDDQ, enable lock detect, disable dynamic ramp and SDM */ 589 val |= PLLA_BASE_IDDQ; 590 writel_relaxed(val, clk_base + plla->params->base_reg); 591 writel_relaxed(PLLA_MISC0_DEFAULT_VALUE, 592 clk_base + plla->params->ext_misc_reg[0]); 593 writel_relaxed(PLLA_MISC2_DEFAULT_VALUE, 594 clk_base + plla->params->ext_misc_reg[2]); 595 udelay(1); 596 } 597 598 /* 599 * PLLD 600 * PLL with fractional SDM. 601 */ 602 static void tegra210_plld_set_defaults(struct tegra_clk_pll *plld) 603 { 604 u32 val; 605 u32 mask = 0xffff; 606 607 plld->params->defaults_set = true; 608 609 if (readl_relaxed(clk_base + plld->params->base_reg) & 610 PLL_ENABLE) { 611 pr_warn("PLL_D already enabled. Postponing set full defaults\n"); 612 613 /* 614 * PLL is ON: check if defaults already set, then set those 615 * that can be updated in flight. 616 */ 617 val = PLLD_MISC1_DEFAULT_VALUE; 618 _pll_misc_chk_default(clk_base, plld->params, 1, 619 val, PLLD_MISC1_WRITE_MASK); 620 621 /* ignore lock, DSI and SDM controls, make sure IDDQ not set */ 622 val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ); 623 mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE | 624 PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM; 625 _pll_misc_chk_default(clk_base, plld->params, 0, val, 626 ~mask & PLLD_MISC0_WRITE_MASK); 627 628 /* Enable lock detect */ 629 mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE; 630 val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]); 631 val &= ~mask; 632 val |= PLLD_MISC0_DEFAULT_VALUE & mask; 633 writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]); 634 udelay(1); 635 636 return; 637 } 638 639 val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]); 640 val &= PLLD_MISC0_DSI_CLKENABLE; 641 val |= PLLD_MISC0_DEFAULT_VALUE; 642 /* set IDDQ, enable lock detect, disable SDM */ 643 writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]); 644 writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base + 645 plld->params->ext_misc_reg[1]); 646 udelay(1); 647 } 648 649 /* 650 * PLLD2, PLLDP 651 * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used). 652 */ 653 static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss, 654 u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val) 655 { 656 u32 default_val; 657 u32 val = readl_relaxed(clk_base + plldss->params->base_reg); 658 659 plldss->params->defaults_set = true; 660 661 if (val & PLL_ENABLE) { 662 pr_warn("%s already enabled. Postponing set full defaults\n", 663 pll_name); 664 665 /* 666 * PLL is ON: check if defaults already set, then set those 667 * that can be updated in flight. 668 */ 669 if (val & PLLDSS_BASE_IDDQ) { 670 pr_warn("plldss boot enabled with IDDQ set\n"); 671 plldss->params->defaults_set = false; 672 } 673 674 /* ignore lock enable */ 675 default_val = misc0_val; 676 _pll_misc_chk_default(clk_base, plldss->params, 0, default_val, 677 PLLDSS_MISC0_WRITE_MASK & 678 (~PLLDSS_MISC0_LOCK_ENABLE)); 679 680 /* 681 * If SSC is used, check all settings, otherwise just confirm 682 * that SSC is not used on boot as well. Do nothing when using 683 * this function for PLLC4 that has only MISC0. 684 */ 685 if (plldss->params->ssc_ctrl_en_mask) { 686 default_val = misc1_val; 687 _pll_misc_chk_default(clk_base, plldss->params, 1, 688 default_val, PLLDSS_MISC1_CFG_WRITE_MASK); 689 default_val = misc2_val; 690 _pll_misc_chk_default(clk_base, plldss->params, 2, 691 default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK); 692 default_val = misc3_val; 693 _pll_misc_chk_default(clk_base, plldss->params, 3, 694 default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK); 695 } else if (plldss->params->ext_misc_reg[1]) { 696 default_val = misc1_val; 697 _pll_misc_chk_default(clk_base, plldss->params, 1, 698 default_val, PLLDSS_MISC1_CFG_WRITE_MASK & 699 (~PLLDSS_MISC1_CFG_EN_SDM)); 700 } 701 702 /* Enable lock detect */ 703 if (val & PLLDSS_BASE_LOCK_OVERRIDE) { 704 val &= ~PLLDSS_BASE_LOCK_OVERRIDE; 705 writel_relaxed(val, clk_base + 706 plldss->params->base_reg); 707 } 708 709 val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]); 710 val &= ~PLLDSS_MISC0_LOCK_ENABLE; 711 val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE; 712 writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]); 713 udelay(1); 714 715 return; 716 } 717 718 /* set IDDQ, enable lock detect, configure SDM/SSC */ 719 val |= PLLDSS_BASE_IDDQ; 720 val &= ~PLLDSS_BASE_LOCK_OVERRIDE; 721 writel_relaxed(val, clk_base + plldss->params->base_reg); 722 723 /* When using this function for PLLC4 exit here */ 724 if (!plldss->params->ext_misc_reg[1]) { 725 writel_relaxed(misc0_val, clk_base + 726 plldss->params->ext_misc_reg[0]); 727 udelay(1); 728 return; 729 } 730 731 writel_relaxed(misc0_val, clk_base + 732 plldss->params->ext_misc_reg[0]); 733 /* if SSC used set by 1st enable */ 734 writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC), 735 clk_base + plldss->params->ext_misc_reg[1]); 736 writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]); 737 writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]); 738 udelay(1); 739 } 740 741 static void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2) 742 { 743 plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE, 744 PLLD2_MISC1_CFG_DEFAULT_VALUE, 745 PLLD2_MISC2_CTRL1_DEFAULT_VALUE, 746 PLLD2_MISC3_CTRL2_DEFAULT_VALUE); 747 } 748 749 static void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp) 750 { 751 plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE, 752 PLLDP_MISC1_CFG_DEFAULT_VALUE, 753 PLLDP_MISC2_CTRL1_DEFAULT_VALUE, 754 PLLDP_MISC3_CTRL2_DEFAULT_VALUE); 755 } 756 757 /* 758 * PLLC4 759 * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support. 760 * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers. 761 */ 762 static void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4) 763 { 764 plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0); 765 } 766 767 /* 768 * PLLRE 769 * VCO is exposed to the clock tree directly along with post-divider output 770 */ 771 static void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre) 772 { 773 u32 mask; 774 u32 val = readl_relaxed(clk_base + pllre->params->base_reg); 775 776 pllre->params->defaults_set = true; 777 778 if (val & PLL_ENABLE) { 779 pr_warn("PLL_RE already enabled. Postponing set full defaults\n"); 780 781 /* 782 * PLL is ON: check if defaults already set, then set those 783 * that can be updated in flight. 784 */ 785 val &= PLLRE_BASE_DEFAULT_MASK; 786 if (val != PLLRE_BASE_DEFAULT_VALUE) { 787 pr_warn("pllre boot base 0x%x : expected 0x%x\n", 788 val, PLLRE_BASE_DEFAULT_VALUE); 789 pr_warn("(comparison mask = 0x%x)\n", 790 PLLRE_BASE_DEFAULT_MASK); 791 pllre->params->defaults_set = false; 792 } 793 794 /* Ignore lock enable */ 795 val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ); 796 mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE; 797 _pll_misc_chk_default(clk_base, pllre->params, 0, val, 798 ~mask & PLLRE_MISC0_WRITE_MASK); 799 800 /* Enable lock detect */ 801 val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]); 802 val &= ~mask; 803 val |= PLLRE_MISC0_DEFAULT_VALUE & mask; 804 writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]); 805 udelay(1); 806 807 return; 808 } 809 810 /* set IDDQ, enable lock detect */ 811 val &= ~PLLRE_BASE_DEFAULT_MASK; 812 val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK; 813 writel_relaxed(val, clk_base + pllre->params->base_reg); 814 writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE, 815 clk_base + pllre->params->ext_misc_reg[0]); 816 udelay(1); 817 } 818 819 static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b) 820 { 821 unsigned long input_rate; 822 823 /* cf rate */ 824 if (!IS_ERR_OR_NULL(hw->clk)) 825 input_rate = clk_hw_get_rate(clk_hw_get_parent(hw)); 826 else 827 input_rate = 38400000; 828 829 input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate); 830 831 switch (input_rate) { 832 case 12000000: 833 case 12800000: 834 case 13000000: 835 *step_a = 0x2B; 836 *step_b = 0x0B; 837 return; 838 case 19200000: 839 *step_a = 0x12; 840 *step_b = 0x08; 841 return; 842 case 38400000: 843 *step_a = 0x04; 844 *step_b = 0x05; 845 return; 846 default: 847 pr_err("%s: Unexpected reference rate %lu\n", 848 __func__, input_rate); 849 BUG(); 850 } 851 } 852 853 static void pllx_check_defaults(struct tegra_clk_pll *pll) 854 { 855 u32 default_val; 856 857 default_val = PLLX_MISC0_DEFAULT_VALUE; 858 /* ignore lock enable */ 859 _pll_misc_chk_default(clk_base, pll->params, 0, default_val, 860 PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE)); 861 862 default_val = PLLX_MISC1_DEFAULT_VALUE; 863 _pll_misc_chk_default(clk_base, pll->params, 1, default_val, 864 PLLX_MISC1_WRITE_MASK); 865 866 /* ignore all but control bit */ 867 default_val = PLLX_MISC2_DEFAULT_VALUE; 868 _pll_misc_chk_default(clk_base, pll->params, 2, 869 default_val, PLLX_MISC2_EN_DYNRAMP); 870 871 default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ); 872 _pll_misc_chk_default(clk_base, pll->params, 3, default_val, 873 PLLX_MISC3_WRITE_MASK); 874 875 default_val = PLLX_MISC4_DEFAULT_VALUE; 876 _pll_misc_chk_default(clk_base, pll->params, 4, default_val, 877 PLLX_MISC4_WRITE_MASK); 878 879 default_val = PLLX_MISC5_DEFAULT_VALUE; 880 _pll_misc_chk_default(clk_base, pll->params, 5, default_val, 881 PLLX_MISC5_WRITE_MASK); 882 } 883 884 static void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx) 885 { 886 u32 val; 887 u32 step_a, step_b; 888 889 pllx->params->defaults_set = true; 890 891 /* Get ready dyn ramp state machine settings */ 892 pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b); 893 val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) & 894 (~PLLX_MISC2_DYNRAMP_STEPB_MASK); 895 val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT; 896 val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT; 897 898 if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) { 899 pr_warn("PLL_X already enabled. Postponing set full defaults\n"); 900 901 /* 902 * PLL is ON: check if defaults already set, then set those 903 * that can be updated in flight. 904 */ 905 pllx_check_defaults(pllx); 906 907 /* Configure dyn ramp, disable lock override */ 908 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); 909 910 /* Enable lock detect */ 911 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]); 912 val &= ~PLLX_MISC0_LOCK_ENABLE; 913 val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE; 914 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]); 915 udelay(1); 916 917 return; 918 } 919 920 /* Enable lock detect and CPU output */ 921 writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base + 922 pllx->params->ext_misc_reg[0]); 923 924 /* Setup */ 925 writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base + 926 pllx->params->ext_misc_reg[1]); 927 928 /* Configure dyn ramp state machine, disable lock override */ 929 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); 930 931 /* Set IDDQ */ 932 writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base + 933 pllx->params->ext_misc_reg[3]); 934 935 /* Disable SDM */ 936 writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base + 937 pllx->params->ext_misc_reg[4]); 938 writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base + 939 pllx->params->ext_misc_reg[5]); 940 udelay(1); 941 } 942 943 /* PLLMB */ 944 static void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb) 945 { 946 u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg); 947 948 pllmb->params->defaults_set = true; 949 950 if (val & PLL_ENABLE) { 951 pr_warn("PLL_MB already enabled. Postponing set full defaults\n"); 952 953 /* 954 * PLL is ON: check if defaults already set, then set those 955 * that can be updated in flight. 956 */ 957 val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ); 958 mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE; 959 _pll_misc_chk_default(clk_base, pllmb->params, 0, val, 960 ~mask & PLLMB_MISC1_WRITE_MASK); 961 962 /* Enable lock detect */ 963 val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]); 964 val &= ~mask; 965 val |= PLLMB_MISC1_DEFAULT_VALUE & mask; 966 writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]); 967 udelay(1); 968 969 return; 970 } 971 972 /* set IDDQ, enable lock detect */ 973 writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE, 974 clk_base + pllmb->params->ext_misc_reg[0]); 975 udelay(1); 976 } 977 978 /* 979 * PLLP 980 * VCO is exposed to the clock tree directly along with post-divider output. 981 * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz, 982 * respectively. 983 */ 984 static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled) 985 { 986 u32 val, mask; 987 988 /* Ignore lock enable (will be set), make sure not in IDDQ if enabled */ 989 val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ); 990 mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE; 991 if (!enabled) 992 mask |= PLLP_MISC0_IDDQ; 993 _pll_misc_chk_default(clk_base, pll->params, 0, val, 994 ~mask & PLLP_MISC0_WRITE_MASK); 995 996 /* Ignore branch controls */ 997 val = PLLP_MISC1_DEFAULT_VALUE; 998 mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN; 999 _pll_misc_chk_default(clk_base, pll->params, 1, val, 1000 ~mask & PLLP_MISC1_WRITE_MASK); 1001 } 1002 1003 static void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp) 1004 { 1005 u32 mask; 1006 u32 val = readl_relaxed(clk_base + pllp->params->base_reg); 1007 1008 pllp->params->defaults_set = true; 1009 1010 if (val & PLL_ENABLE) { 1011 pr_warn("PLL_P already enabled. Postponing set full defaults\n"); 1012 1013 /* 1014 * PLL is ON: check if defaults already set, then set those 1015 * that can be updated in flight. 1016 */ 1017 pllp_check_defaults(pllp, true); 1018 1019 /* Enable lock detect */ 1020 val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]); 1021 mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE; 1022 val &= ~mask; 1023 val |= PLLP_MISC0_DEFAULT_VALUE & mask; 1024 writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]); 1025 udelay(1); 1026 1027 return; 1028 } 1029 1030 /* set IDDQ, enable lock detect */ 1031 writel_relaxed(PLLP_MISC0_DEFAULT_VALUE, 1032 clk_base + pllp->params->ext_misc_reg[0]); 1033 1034 /* Preserve branch control */ 1035 val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]); 1036 mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN; 1037 val &= mask; 1038 val |= ~mask & PLLP_MISC1_DEFAULT_VALUE; 1039 writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]); 1040 udelay(1); 1041 } 1042 1043 /* 1044 * PLLU 1045 * VCO is exposed to the clock tree directly along with post-divider output. 1046 * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz, 1047 * respectively. 1048 */ 1049 static void pllu_check_defaults(struct tegra_clk_pll *pll, bool hw_control) 1050 { 1051 u32 val, mask; 1052 1053 /* Ignore lock enable (will be set) and IDDQ if under h/w control */ 1054 val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ); 1055 mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0); 1056 _pll_misc_chk_default(clk_base, pll->params, 0, val, 1057 ~mask & PLLU_MISC0_WRITE_MASK); 1058 1059 val = PLLU_MISC1_DEFAULT_VALUE; 1060 mask = PLLU_MISC1_LOCK_OVERRIDE; 1061 _pll_misc_chk_default(clk_base, pll->params, 1, val, 1062 ~mask & PLLU_MISC1_WRITE_MASK); 1063 } 1064 1065 static void tegra210_pllu_set_defaults(struct tegra_clk_pll *pllu) 1066 { 1067 u32 val = readl_relaxed(clk_base + pllu->params->base_reg); 1068 1069 pllu->params->defaults_set = true; 1070 1071 if (val & PLL_ENABLE) { 1072 pr_warn("PLL_U already enabled. Postponing set full defaults\n"); 1073 1074 /* 1075 * PLL is ON: check if defaults already set, then set those 1076 * that can be updated in flight. 1077 */ 1078 pllu_check_defaults(pllu, false); 1079 1080 /* Enable lock detect */ 1081 val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[0]); 1082 val &= ~PLLU_MISC0_LOCK_ENABLE; 1083 val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE; 1084 writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[0]); 1085 1086 val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[1]); 1087 val &= ~PLLU_MISC1_LOCK_OVERRIDE; 1088 val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE; 1089 writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[1]); 1090 udelay(1); 1091 1092 return; 1093 } 1094 1095 /* set IDDQ, enable lock detect */ 1096 writel_relaxed(PLLU_MISC0_DEFAULT_VALUE, 1097 clk_base + pllu->params->ext_misc_reg[0]); 1098 writel_relaxed(PLLU_MISC1_DEFAULT_VALUE, 1099 clk_base + pllu->params->ext_misc_reg[1]); 1100 udelay(1); 1101 } 1102 1103 #define mask(w) ((1 << (w)) - 1) 1104 #define divm_mask(p) mask(p->params->div_nmp->divm_width) 1105 #define divn_mask(p) mask(p->params->div_nmp->divn_width) 1106 #define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\ 1107 mask(p->params->div_nmp->divp_width)) 1108 1109 #define divm_shift(p) ((p)->params->div_nmp->divm_shift) 1110 #define divn_shift(p) ((p)->params->div_nmp->divn_shift) 1111 #define divp_shift(p) ((p)->params->div_nmp->divp_shift) 1112 1113 #define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p)) 1114 #define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p)) 1115 #define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p)) 1116 1117 #define PLL_LOCKDET_DELAY 2 /* Lock detection safety delays */ 1118 static int tegra210_wait_for_mask(struct tegra_clk_pll *pll, 1119 u32 reg, u32 mask) 1120 { 1121 int i; 1122 u32 val = 0; 1123 1124 for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) { 1125 udelay(PLL_LOCKDET_DELAY); 1126 val = readl_relaxed(clk_base + reg); 1127 if ((val & mask) == mask) { 1128 udelay(PLL_LOCKDET_DELAY); 1129 return 0; 1130 } 1131 } 1132 return -ETIMEDOUT; 1133 } 1134 1135 static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx, 1136 struct tegra_clk_pll_freq_table *cfg) 1137 { 1138 u32 val, base, ndiv_new_mask; 1139 1140 ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift) 1141 << PLLX_MISC2_NDIV_NEW_SHIFT; 1142 1143 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]); 1144 val &= (~ndiv_new_mask); 1145 val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT; 1146 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); 1147 udelay(1); 1148 1149 val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]); 1150 val |= PLLX_MISC2_EN_DYNRAMP; 1151 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); 1152 udelay(1); 1153 1154 tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2], 1155 PLLX_MISC2_DYNRAMP_DONE); 1156 1157 base = readl_relaxed(clk_base + pllx->params->base_reg) & 1158 (~divn_mask_shifted(pllx)); 1159 base |= cfg->n << pllx->params->div_nmp->divn_shift; 1160 writel_relaxed(base, clk_base + pllx->params->base_reg); 1161 udelay(1); 1162 1163 val &= ~PLLX_MISC2_EN_DYNRAMP; 1164 writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); 1165 udelay(1); 1166 1167 pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n", 1168 __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p, 1169 cfg->input_rate / cfg->m * cfg->n / 1170 pllx->params->pdiv_tohw[cfg->p].pdiv / 1000); 1171 1172 return 0; 1173 } 1174 1175 /* 1176 * Common configuration for PLLs with fixed input divider policy: 1177 * - always set fixed M-value based on the reference rate 1178 * - always set P-value value 1:1 for output rates above VCO minimum, and 1179 * choose minimum necessary P-value for output rates below VCO maximum 1180 * - calculate N-value based on selected M and P 1181 * - calculate SDM_DIN fractional part 1182 */ 1183 static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw, 1184 struct tegra_clk_pll_freq_table *cfg, 1185 unsigned long rate, unsigned long input_rate) 1186 { 1187 struct tegra_clk_pll *pll = to_clk_pll(hw); 1188 struct tegra_clk_pll_params *params = pll->params; 1189 int p; 1190 unsigned long cf, p_rate; 1191 u32 pdiv; 1192 1193 if (!rate) 1194 return -EINVAL; 1195 1196 if (!(params->flags & TEGRA_PLL_VCO_OUT)) { 1197 p = DIV_ROUND_UP(params->vco_min, rate); 1198 p = params->round_p_to_pdiv(p, &pdiv); 1199 } else { 1200 p = rate >= params->vco_min ? 1 : -EINVAL; 1201 } 1202 1203 if (p < 0) 1204 return -EINVAL; 1205 1206 cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate); 1207 cfg->p = p; 1208 1209 /* Store P as HW value, as that is what is expected */ 1210 cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p); 1211 1212 p_rate = rate * p; 1213 if (p_rate > params->vco_max) 1214 p_rate = params->vco_max; 1215 cf = input_rate / cfg->m; 1216 cfg->n = p_rate / cf; 1217 1218 cfg->sdm_data = 0; 1219 if (params->sdm_ctrl_reg) { 1220 unsigned long rem = p_rate - cf * cfg->n; 1221 /* If ssc is enabled SDM enabled as well, even for integer n */ 1222 if (rem || params->ssc_ctrl_reg) { 1223 u64 s = rem * PLL_SDM_COEFF; 1224 1225 do_div(s, cf); 1226 s -= PLL_SDM_COEFF / 2; 1227 cfg->sdm_data = sdin_din_to_data(s); 1228 } 1229 } 1230 1231 cfg->input_rate = input_rate; 1232 cfg->output_rate = rate; 1233 1234 return 0; 1235 } 1236 1237 /* 1238 * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate 1239 * 1240 * @cfg: struct tegra_clk_pll_freq_table * cfg 1241 * 1242 * For Normal mode: 1243 * Fvco = Fref * NDIV / MDIV 1244 * 1245 * For fractional mode: 1246 * Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV 1247 */ 1248 static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg) 1249 { 1250 cfg->n = cfg->n * PLL_SDM_COEFF + PLL_SDM_COEFF/2 + 1251 sdin_data_to_din(cfg->sdm_data); 1252 cfg->m *= PLL_SDM_COEFF; 1253 } 1254 1255 static unsigned long 1256 tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params, 1257 unsigned long parent_rate) 1258 { 1259 unsigned long vco_min = params->vco_min; 1260 1261 params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF); 1262 vco_min = min(vco_min, params->vco_min); 1263 1264 return vco_min; 1265 } 1266 1267 static struct div_nmp pllx_nmp = { 1268 .divm_shift = 0, 1269 .divm_width = 8, 1270 .divn_shift = 8, 1271 .divn_width = 8, 1272 .divp_shift = 20, 1273 .divp_width = 5, 1274 }; 1275 /* 1276 * PLL post divider maps - two types: quasi-linear and exponential 1277 * post divider. 1278 */ 1279 #define PLL_QLIN_PDIV_MAX 16 1280 static const struct pdiv_map pll_qlin_pdiv_to_hw[] = { 1281 { .pdiv = 1, .hw_val = 0 }, 1282 { .pdiv = 2, .hw_val = 1 }, 1283 { .pdiv = 3, .hw_val = 2 }, 1284 { .pdiv = 4, .hw_val = 3 }, 1285 { .pdiv = 5, .hw_val = 4 }, 1286 { .pdiv = 6, .hw_val = 5 }, 1287 { .pdiv = 8, .hw_val = 6 }, 1288 { .pdiv = 9, .hw_val = 7 }, 1289 { .pdiv = 10, .hw_val = 8 }, 1290 { .pdiv = 12, .hw_val = 9 }, 1291 { .pdiv = 15, .hw_val = 10 }, 1292 { .pdiv = 16, .hw_val = 11 }, 1293 { .pdiv = 18, .hw_val = 12 }, 1294 { .pdiv = 20, .hw_val = 13 }, 1295 { .pdiv = 24, .hw_val = 14 }, 1296 { .pdiv = 30, .hw_val = 15 }, 1297 { .pdiv = 32, .hw_val = 16 }, 1298 }; 1299 1300 static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv) 1301 { 1302 int i; 1303 1304 if (p) { 1305 for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) { 1306 if (p <= pll_qlin_pdiv_to_hw[i].pdiv) { 1307 if (pdiv) 1308 *pdiv = i; 1309 return pll_qlin_pdiv_to_hw[i].pdiv; 1310 } 1311 } 1312 } 1313 1314 return -EINVAL; 1315 } 1316 1317 #define PLL_EXPO_PDIV_MAX 7 1318 static const struct pdiv_map pll_expo_pdiv_to_hw[] = { 1319 { .pdiv = 1, .hw_val = 0 }, 1320 { .pdiv = 2, .hw_val = 1 }, 1321 { .pdiv = 4, .hw_val = 2 }, 1322 { .pdiv = 8, .hw_val = 3 }, 1323 { .pdiv = 16, .hw_val = 4 }, 1324 { .pdiv = 32, .hw_val = 5 }, 1325 { .pdiv = 64, .hw_val = 6 }, 1326 { .pdiv = 128, .hw_val = 7 }, 1327 }; 1328 1329 static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv) 1330 { 1331 if (p) { 1332 u32 i = fls(p); 1333 1334 if (i == ffs(p)) 1335 i--; 1336 1337 if (i <= PLL_EXPO_PDIV_MAX) { 1338 if (pdiv) 1339 *pdiv = i; 1340 return 1 << i; 1341 } 1342 } 1343 return -EINVAL; 1344 } 1345 1346 static struct tegra_clk_pll_freq_table pll_x_freq_table[] = { 1347 /* 1 GHz */ 1348 { 12000000, 1000000000, 166, 1, 2, 0 }, /* actual: 996.0 MHz */ 1349 { 13000000, 1000000000, 153, 1, 2, 0 }, /* actual: 994.0 MHz */ 1350 { 38400000, 1000000000, 156, 3, 2, 0 }, /* actual: 998.4 MHz */ 1351 { 0, 0, 0, 0, 0, 0 }, 1352 }; 1353 1354 static struct tegra_clk_pll_params pll_x_params = { 1355 .input_min = 12000000, 1356 .input_max = 800000000, 1357 .cf_min = 12000000, 1358 .cf_max = 38400000, 1359 .vco_min = 1350000000, 1360 .vco_max = 3000000000UL, 1361 .base_reg = PLLX_BASE, 1362 .misc_reg = PLLX_MISC0, 1363 .lock_mask = PLL_BASE_LOCK, 1364 .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, 1365 .lock_delay = 300, 1366 .ext_misc_reg[0] = PLLX_MISC0, 1367 .ext_misc_reg[1] = PLLX_MISC1, 1368 .ext_misc_reg[2] = PLLX_MISC2, 1369 .ext_misc_reg[3] = PLLX_MISC3, 1370 .ext_misc_reg[4] = PLLX_MISC4, 1371 .ext_misc_reg[5] = PLLX_MISC5, 1372 .iddq_reg = PLLX_MISC3, 1373 .iddq_bit_idx = PLLXP_IDDQ_BIT, 1374 .max_p = PLL_QLIN_PDIV_MAX, 1375 .mdiv_default = 2, 1376 .dyn_ramp_reg = PLLX_MISC2, 1377 .stepa_shift = 16, 1378 .stepb_shift = 24, 1379 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1380 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1381 .div_nmp = &pllx_nmp, 1382 .freq_table = pll_x_freq_table, 1383 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE, 1384 .dyn_ramp = tegra210_pllx_dyn_ramp, 1385 .set_defaults = tegra210_pllx_set_defaults, 1386 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1387 }; 1388 1389 static struct div_nmp pllc_nmp = { 1390 .divm_shift = 0, 1391 .divm_width = 8, 1392 .divn_shift = 10, 1393 .divn_width = 8, 1394 .divp_shift = 20, 1395 .divp_width = 5, 1396 }; 1397 1398 static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = { 1399 { 12000000, 510000000, 85, 1, 2, 0 }, 1400 { 13000000, 510000000, 78, 1, 2, 0 }, /* actual: 507.0 MHz */ 1401 { 38400000, 510000000, 79, 3, 2, 0 }, /* actual: 505.6 MHz */ 1402 { 0, 0, 0, 0, 0, 0 }, 1403 }; 1404 1405 static struct tegra_clk_pll_params pll_c_params = { 1406 .input_min = 12000000, 1407 .input_max = 700000000, 1408 .cf_min = 12000000, 1409 .cf_max = 50000000, 1410 .vco_min = 600000000, 1411 .vco_max = 1200000000, 1412 .base_reg = PLLC_BASE, 1413 .misc_reg = PLLC_MISC0, 1414 .lock_mask = PLL_BASE_LOCK, 1415 .lock_delay = 300, 1416 .iddq_reg = PLLC_MISC1, 1417 .iddq_bit_idx = PLLCX_IDDQ_BIT, 1418 .reset_reg = PLLC_MISC0, 1419 .reset_bit_idx = PLLCX_RESET_BIT, 1420 .max_p = PLL_QLIN_PDIV_MAX, 1421 .ext_misc_reg[0] = PLLC_MISC0, 1422 .ext_misc_reg[1] = PLLC_MISC1, 1423 .ext_misc_reg[2] = PLLC_MISC2, 1424 .ext_misc_reg[3] = PLLC_MISC3, 1425 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1426 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1427 .mdiv_default = 3, 1428 .div_nmp = &pllc_nmp, 1429 .freq_table = pll_cx_freq_table, 1430 .flags = TEGRA_PLL_USE_LOCK, 1431 .set_defaults = _pllc_set_defaults, 1432 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1433 }; 1434 1435 static struct div_nmp pllcx_nmp = { 1436 .divm_shift = 0, 1437 .divm_width = 8, 1438 .divn_shift = 10, 1439 .divn_width = 8, 1440 .divp_shift = 20, 1441 .divp_width = 5, 1442 }; 1443 1444 static struct tegra_clk_pll_params pll_c2_params = { 1445 .input_min = 12000000, 1446 .input_max = 700000000, 1447 .cf_min = 12000000, 1448 .cf_max = 50000000, 1449 .vco_min = 600000000, 1450 .vco_max = 1200000000, 1451 .base_reg = PLLC2_BASE, 1452 .misc_reg = PLLC2_MISC0, 1453 .iddq_reg = PLLC2_MISC1, 1454 .iddq_bit_idx = PLLCX_IDDQ_BIT, 1455 .reset_reg = PLLC2_MISC0, 1456 .reset_bit_idx = PLLCX_RESET_BIT, 1457 .lock_mask = PLLCX_BASE_LOCK, 1458 .lock_delay = 300, 1459 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1460 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1461 .mdiv_default = 3, 1462 .div_nmp = &pllcx_nmp, 1463 .max_p = PLL_QLIN_PDIV_MAX, 1464 .ext_misc_reg[0] = PLLC2_MISC0, 1465 .ext_misc_reg[1] = PLLC2_MISC1, 1466 .ext_misc_reg[2] = PLLC2_MISC2, 1467 .ext_misc_reg[3] = PLLC2_MISC3, 1468 .freq_table = pll_cx_freq_table, 1469 .flags = TEGRA_PLL_USE_LOCK, 1470 .set_defaults = _pllc2_set_defaults, 1471 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1472 }; 1473 1474 static struct tegra_clk_pll_params pll_c3_params = { 1475 .input_min = 12000000, 1476 .input_max = 700000000, 1477 .cf_min = 12000000, 1478 .cf_max = 50000000, 1479 .vco_min = 600000000, 1480 .vco_max = 1200000000, 1481 .base_reg = PLLC3_BASE, 1482 .misc_reg = PLLC3_MISC0, 1483 .lock_mask = PLLCX_BASE_LOCK, 1484 .lock_delay = 300, 1485 .iddq_reg = PLLC3_MISC1, 1486 .iddq_bit_idx = PLLCX_IDDQ_BIT, 1487 .reset_reg = PLLC3_MISC0, 1488 .reset_bit_idx = PLLCX_RESET_BIT, 1489 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1490 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1491 .mdiv_default = 3, 1492 .div_nmp = &pllcx_nmp, 1493 .max_p = PLL_QLIN_PDIV_MAX, 1494 .ext_misc_reg[0] = PLLC3_MISC0, 1495 .ext_misc_reg[1] = PLLC3_MISC1, 1496 .ext_misc_reg[2] = PLLC3_MISC2, 1497 .ext_misc_reg[3] = PLLC3_MISC3, 1498 .freq_table = pll_cx_freq_table, 1499 .flags = TEGRA_PLL_USE_LOCK, 1500 .set_defaults = _pllc3_set_defaults, 1501 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1502 }; 1503 1504 static struct div_nmp pllss_nmp = { 1505 .divm_shift = 0, 1506 .divm_width = 8, 1507 .divn_shift = 8, 1508 .divn_width = 8, 1509 .divp_shift = 19, 1510 .divp_width = 5, 1511 }; 1512 1513 static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = { 1514 { 12000000, 600000000, 50, 1, 1, 0 }, 1515 { 13000000, 600000000, 46, 1, 1, 0 }, /* actual: 598.0 MHz */ 1516 { 38400000, 600000000, 62, 4, 1, 0 }, /* actual: 595.2 MHz */ 1517 { 0, 0, 0, 0, 0, 0 }, 1518 }; 1519 1520 static const struct clk_div_table pll_vco_post_div_table[] = { 1521 { .val = 0, .div = 1 }, 1522 { .val = 1, .div = 2 }, 1523 { .val = 2, .div = 3 }, 1524 { .val = 3, .div = 4 }, 1525 { .val = 4, .div = 5 }, 1526 { .val = 5, .div = 6 }, 1527 { .val = 6, .div = 8 }, 1528 { .val = 7, .div = 10 }, 1529 { .val = 8, .div = 12 }, 1530 { .val = 9, .div = 16 }, 1531 { .val = 10, .div = 12 }, 1532 { .val = 11, .div = 16 }, 1533 { .val = 12, .div = 20 }, 1534 { .val = 13, .div = 24 }, 1535 { .val = 14, .div = 32 }, 1536 { .val = 0, .div = 0 }, 1537 }; 1538 1539 static struct tegra_clk_pll_params pll_c4_vco_params = { 1540 .input_min = 9600000, 1541 .input_max = 800000000, 1542 .cf_min = 9600000, 1543 .cf_max = 19200000, 1544 .vco_min = 500000000, 1545 .vco_max = 1080000000, 1546 .base_reg = PLLC4_BASE, 1547 .misc_reg = PLLC4_MISC0, 1548 .lock_mask = PLL_BASE_LOCK, 1549 .lock_delay = 300, 1550 .max_p = PLL_QLIN_PDIV_MAX, 1551 .ext_misc_reg[0] = PLLC4_MISC0, 1552 .iddq_reg = PLLC4_BASE, 1553 .iddq_bit_idx = PLLSS_IDDQ_BIT, 1554 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1555 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1556 .mdiv_default = 3, 1557 .div_nmp = &pllss_nmp, 1558 .freq_table = pll_c4_vco_freq_table, 1559 .set_defaults = tegra210_pllc4_set_defaults, 1560 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT, 1561 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1562 }; 1563 1564 static struct tegra_clk_pll_freq_table pll_m_freq_table[] = { 1565 { 12000000, 800000000, 66, 1, 1, 0 }, /* actual: 792.0 MHz */ 1566 { 13000000, 800000000, 61, 1, 1, 0 }, /* actual: 793.0 MHz */ 1567 { 38400000, 297600000, 93, 4, 3, 0 }, 1568 { 38400000, 400000000, 125, 4, 3, 0 }, 1569 { 38400000, 532800000, 111, 4, 2, 0 }, 1570 { 38400000, 665600000, 104, 3, 2, 0 }, 1571 { 38400000, 800000000, 125, 3, 2, 0 }, 1572 { 38400000, 931200000, 97, 4, 1, 0 }, 1573 { 38400000, 1065600000, 111, 4, 1, 0 }, 1574 { 38400000, 1200000000, 125, 4, 1, 0 }, 1575 { 38400000, 1331200000, 104, 3, 1, 0 }, 1576 { 38400000, 1459200000, 76, 2, 1, 0 }, 1577 { 38400000, 1600000000, 125, 3, 1, 0 }, 1578 { 0, 0, 0, 0, 0, 0 }, 1579 }; 1580 1581 static struct div_nmp pllm_nmp = { 1582 .divm_shift = 0, 1583 .divm_width = 8, 1584 .override_divm_shift = 0, 1585 .divn_shift = 8, 1586 .divn_width = 8, 1587 .override_divn_shift = 8, 1588 .divp_shift = 20, 1589 .divp_width = 5, 1590 .override_divp_shift = 27, 1591 }; 1592 1593 static struct tegra_clk_pll_params pll_m_params = { 1594 .input_min = 9600000, 1595 .input_max = 500000000, 1596 .cf_min = 9600000, 1597 .cf_max = 19200000, 1598 .vco_min = 800000000, 1599 .vco_max = 1866000000, 1600 .base_reg = PLLM_BASE, 1601 .misc_reg = PLLM_MISC2, 1602 .lock_mask = PLL_BASE_LOCK, 1603 .lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE, 1604 .lock_delay = 300, 1605 .iddq_reg = PLLM_MISC2, 1606 .iddq_bit_idx = PLLM_IDDQ_BIT, 1607 .max_p = PLL_QLIN_PDIV_MAX, 1608 .ext_misc_reg[0] = PLLM_MISC2, 1609 .ext_misc_reg[1] = PLLM_MISC1, 1610 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1611 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1612 .div_nmp = &pllm_nmp, 1613 .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE, 1614 .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2, 1615 .freq_table = pll_m_freq_table, 1616 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE, 1617 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1618 }; 1619 1620 static struct tegra_clk_pll_params pll_mb_params = { 1621 .input_min = 9600000, 1622 .input_max = 500000000, 1623 .cf_min = 9600000, 1624 .cf_max = 19200000, 1625 .vco_min = 800000000, 1626 .vco_max = 1866000000, 1627 .base_reg = PLLMB_BASE, 1628 .misc_reg = PLLMB_MISC1, 1629 .lock_mask = PLL_BASE_LOCK, 1630 .lock_delay = 300, 1631 .iddq_reg = PLLMB_MISC1, 1632 .iddq_bit_idx = PLLMB_IDDQ_BIT, 1633 .max_p = PLL_QLIN_PDIV_MAX, 1634 .ext_misc_reg[0] = PLLMB_MISC1, 1635 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1636 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1637 .div_nmp = &pllm_nmp, 1638 .freq_table = pll_m_freq_table, 1639 .flags = TEGRA_PLL_USE_LOCK, 1640 .set_defaults = tegra210_pllmb_set_defaults, 1641 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1642 }; 1643 1644 1645 static struct tegra_clk_pll_freq_table pll_e_freq_table[] = { 1646 /* PLLE special case: use cpcon field to store cml divider value */ 1647 { 672000000, 100000000, 125, 42, 0, 13 }, 1648 { 624000000, 100000000, 125, 39, 0, 13 }, 1649 { 336000000, 100000000, 125, 21, 0, 13 }, 1650 { 312000000, 100000000, 200, 26, 0, 14 }, 1651 { 38400000, 100000000, 125, 2, 0, 14 }, 1652 { 12000000, 100000000, 200, 1, 0, 14 }, 1653 { 0, 0, 0, 0, 0, 0 }, 1654 }; 1655 1656 static struct div_nmp plle_nmp = { 1657 .divm_shift = 0, 1658 .divm_width = 8, 1659 .divn_shift = 8, 1660 .divn_width = 8, 1661 .divp_shift = 24, 1662 .divp_width = 5, 1663 }; 1664 1665 static struct tegra_clk_pll_params pll_e_params = { 1666 .input_min = 12000000, 1667 .input_max = 800000000, 1668 .cf_min = 12000000, 1669 .cf_max = 38400000, 1670 .vco_min = 1600000000, 1671 .vco_max = 2500000000U, 1672 .base_reg = PLLE_BASE, 1673 .misc_reg = PLLE_MISC0, 1674 .aux_reg = PLLE_AUX, 1675 .lock_mask = PLLE_MISC_LOCK, 1676 .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE, 1677 .lock_delay = 300, 1678 .div_nmp = &plle_nmp, 1679 .freq_table = pll_e_freq_table, 1680 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK | 1681 TEGRA_PLL_HAS_LOCK_ENABLE, 1682 .fixed_rate = 100000000, 1683 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1684 }; 1685 1686 static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = { 1687 { 12000000, 672000000, 56, 1, 1, 0 }, 1688 { 13000000, 672000000, 51, 1, 1, 0 }, /* actual: 663.0 MHz */ 1689 { 38400000, 672000000, 70, 4, 1, 0 }, 1690 { 0, 0, 0, 0, 0, 0 }, 1691 }; 1692 1693 static struct div_nmp pllre_nmp = { 1694 .divm_shift = 0, 1695 .divm_width = 8, 1696 .divn_shift = 8, 1697 .divn_width = 8, 1698 .divp_shift = 16, 1699 .divp_width = 5, 1700 }; 1701 1702 static struct tegra_clk_pll_params pll_re_vco_params = { 1703 .input_min = 9600000, 1704 .input_max = 800000000, 1705 .cf_min = 9600000, 1706 .cf_max = 19200000, 1707 .vco_min = 350000000, 1708 .vco_max = 700000000, 1709 .base_reg = PLLRE_BASE, 1710 .misc_reg = PLLRE_MISC0, 1711 .lock_mask = PLLRE_MISC_LOCK, 1712 .lock_delay = 300, 1713 .max_p = PLL_QLIN_PDIV_MAX, 1714 .ext_misc_reg[0] = PLLRE_MISC0, 1715 .iddq_reg = PLLRE_MISC0, 1716 .iddq_bit_idx = PLLRE_IDDQ_BIT, 1717 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1718 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1719 .div_nmp = &pllre_nmp, 1720 .freq_table = pll_re_vco_freq_table, 1721 .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT, 1722 .set_defaults = tegra210_pllre_set_defaults, 1723 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1724 }; 1725 1726 static struct div_nmp pllp_nmp = { 1727 .divm_shift = 0, 1728 .divm_width = 8, 1729 .divn_shift = 10, 1730 .divn_width = 8, 1731 .divp_shift = 20, 1732 .divp_width = 5, 1733 }; 1734 1735 static struct tegra_clk_pll_freq_table pll_p_freq_table[] = { 1736 { 12000000, 408000000, 34, 1, 1, 0 }, 1737 { 38400000, 408000000, 85, 8, 1, 0 }, /* cf = 4.8MHz, allowed exception */ 1738 { 0, 0, 0, 0, 0, 0 }, 1739 }; 1740 1741 static struct tegra_clk_pll_params pll_p_params = { 1742 .input_min = 9600000, 1743 .input_max = 800000000, 1744 .cf_min = 9600000, 1745 .cf_max = 19200000, 1746 .vco_min = 350000000, 1747 .vco_max = 700000000, 1748 .base_reg = PLLP_BASE, 1749 .misc_reg = PLLP_MISC0, 1750 .lock_mask = PLL_BASE_LOCK, 1751 .lock_delay = 300, 1752 .iddq_reg = PLLP_MISC0, 1753 .iddq_bit_idx = PLLXP_IDDQ_BIT, 1754 .ext_misc_reg[0] = PLLP_MISC0, 1755 .ext_misc_reg[1] = PLLP_MISC1, 1756 .div_nmp = &pllp_nmp, 1757 .freq_table = pll_p_freq_table, 1758 .fixed_rate = 408000000, 1759 .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT, 1760 .set_defaults = tegra210_pllp_set_defaults, 1761 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1762 }; 1763 1764 static struct tegra_clk_pll_params pll_a1_params = { 1765 .input_min = 12000000, 1766 .input_max = 700000000, 1767 .cf_min = 12000000, 1768 .cf_max = 50000000, 1769 .vco_min = 600000000, 1770 .vco_max = 1200000000, 1771 .base_reg = PLLA1_BASE, 1772 .misc_reg = PLLA1_MISC0, 1773 .lock_mask = PLLCX_BASE_LOCK, 1774 .lock_delay = 300, 1775 .iddq_reg = PLLA1_MISC0, 1776 .iddq_bit_idx = PLLCX_IDDQ_BIT, 1777 .reset_reg = PLLA1_MISC0, 1778 .reset_bit_idx = PLLCX_RESET_BIT, 1779 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1780 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1781 .div_nmp = &pllc_nmp, 1782 .ext_misc_reg[0] = PLLA1_MISC0, 1783 .ext_misc_reg[1] = PLLA1_MISC1, 1784 .ext_misc_reg[2] = PLLA1_MISC2, 1785 .ext_misc_reg[3] = PLLA1_MISC3, 1786 .freq_table = pll_cx_freq_table, 1787 .flags = TEGRA_PLL_USE_LOCK, 1788 .set_defaults = _plla1_set_defaults, 1789 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1790 }; 1791 1792 static struct div_nmp plla_nmp = { 1793 .divm_shift = 0, 1794 .divm_width = 8, 1795 .divn_shift = 8, 1796 .divn_width = 8, 1797 .divp_shift = 20, 1798 .divp_width = 5, 1799 }; 1800 1801 static struct tegra_clk_pll_freq_table pll_a_freq_table[] = { 1802 { 12000000, 282240000, 47, 1, 2, 1, 0xf148 }, /* actual: 282240234 */ 1803 { 12000000, 368640000, 61, 1, 2, 1, 0xfe15 }, /* actual: 368640381 */ 1804 { 12000000, 240000000, 60, 1, 3, 1, 0 }, 1805 { 13000000, 282240000, 43, 1, 2, 1, 0xfd7d }, /* actual: 282239807 */ 1806 { 13000000, 368640000, 56, 1, 2, 1, 0x06d8 }, /* actual: 368640137 */ 1807 { 13000000, 240000000, 55, 1, 3, 1, 0 }, /* actual: 238.3 MHz */ 1808 { 38400000, 282240000, 44, 3, 2, 1, 0xf333 }, /* actual: 282239844 */ 1809 { 38400000, 368640000, 57, 3, 2, 1, 0x0333 }, /* actual: 368639844 */ 1810 { 38400000, 240000000, 75, 3, 3, 1, 0 }, 1811 { 0, 0, 0, 0, 0, 0, 0 }, 1812 }; 1813 1814 static struct tegra_clk_pll_params pll_a_params = { 1815 .input_min = 12000000, 1816 .input_max = 800000000, 1817 .cf_min = 12000000, 1818 .cf_max = 19200000, 1819 .vco_min = 500000000, 1820 .vco_max = 1000000000, 1821 .base_reg = PLLA_BASE, 1822 .misc_reg = PLLA_MISC0, 1823 .lock_mask = PLL_BASE_LOCK, 1824 .lock_delay = 300, 1825 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1826 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1827 .iddq_reg = PLLA_BASE, 1828 .iddq_bit_idx = PLLA_IDDQ_BIT, 1829 .div_nmp = &plla_nmp, 1830 .sdm_din_reg = PLLA_MISC1, 1831 .sdm_din_mask = PLLA_SDM_DIN_MASK, 1832 .sdm_ctrl_reg = PLLA_MISC2, 1833 .sdm_ctrl_en_mask = PLLA_SDM_EN_MASK, 1834 .ext_misc_reg[0] = PLLA_MISC0, 1835 .ext_misc_reg[1] = PLLA_MISC1, 1836 .ext_misc_reg[2] = PLLA_MISC2, 1837 .freq_table = pll_a_freq_table, 1838 .flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW, 1839 .set_defaults = tegra210_plla_set_defaults, 1840 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1841 .set_gain = tegra210_clk_pll_set_gain, 1842 .adjust_vco = tegra210_clk_adjust_vco_min, 1843 }; 1844 1845 static struct div_nmp plld_nmp = { 1846 .divm_shift = 0, 1847 .divm_width = 8, 1848 .divn_shift = 11, 1849 .divn_width = 8, 1850 .divp_shift = 20, 1851 .divp_width = 3, 1852 }; 1853 1854 static struct tegra_clk_pll_freq_table pll_d_freq_table[] = { 1855 { 12000000, 594000000, 99, 1, 2, 0, 0 }, 1856 { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */ 1857 { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 }, 1858 { 0, 0, 0, 0, 0, 0, 0 }, 1859 }; 1860 1861 static struct tegra_clk_pll_params pll_d_params = { 1862 .input_min = 12000000, 1863 .input_max = 800000000, 1864 .cf_min = 12000000, 1865 .cf_max = 38400000, 1866 .vco_min = 750000000, 1867 .vco_max = 1500000000, 1868 .base_reg = PLLD_BASE, 1869 .misc_reg = PLLD_MISC0, 1870 .lock_mask = PLL_BASE_LOCK, 1871 .lock_delay = 1000, 1872 .iddq_reg = PLLD_MISC0, 1873 .iddq_bit_idx = PLLD_IDDQ_BIT, 1874 .round_p_to_pdiv = pll_expo_p_to_pdiv, 1875 .pdiv_tohw = pll_expo_pdiv_to_hw, 1876 .div_nmp = &plld_nmp, 1877 .sdm_din_reg = PLLD_MISC0, 1878 .sdm_din_mask = PLLA_SDM_DIN_MASK, 1879 .sdm_ctrl_reg = PLLD_MISC0, 1880 .sdm_ctrl_en_mask = PLLD_SDM_EN_MASK, 1881 .ext_misc_reg[0] = PLLD_MISC0, 1882 .ext_misc_reg[1] = PLLD_MISC1, 1883 .freq_table = pll_d_freq_table, 1884 .flags = TEGRA_PLL_USE_LOCK, 1885 .mdiv_default = 1, 1886 .set_defaults = tegra210_plld_set_defaults, 1887 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1888 .set_gain = tegra210_clk_pll_set_gain, 1889 .adjust_vco = tegra210_clk_adjust_vco_min, 1890 }; 1891 1892 static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = { 1893 { 12000000, 594000000, 99, 1, 2, 0, 0xf000 }, 1894 { 13000000, 594000000, 91, 1, 2, 0, 0xfc4f }, /* actual: 594000183 */ 1895 { 38400000, 594000000, 30, 1, 2, 0, 0x0e00 }, 1896 { 0, 0, 0, 0, 0, 0, 0 }, 1897 }; 1898 1899 /* s/w policy, always tegra_pll_ref */ 1900 static struct tegra_clk_pll_params pll_d2_params = { 1901 .input_min = 12000000, 1902 .input_max = 800000000, 1903 .cf_min = 12000000, 1904 .cf_max = 38400000, 1905 .vco_min = 750000000, 1906 .vco_max = 1500000000, 1907 .base_reg = PLLD2_BASE, 1908 .misc_reg = PLLD2_MISC0, 1909 .lock_mask = PLL_BASE_LOCK, 1910 .lock_delay = 300, 1911 .iddq_reg = PLLD2_BASE, 1912 .iddq_bit_idx = PLLSS_IDDQ_BIT, 1913 .sdm_din_reg = PLLD2_MISC3, 1914 .sdm_din_mask = PLLA_SDM_DIN_MASK, 1915 .sdm_ctrl_reg = PLLD2_MISC1, 1916 .sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK, 1917 /* disable spread-spectrum for pll_d2 */ 1918 .ssc_ctrl_reg = 0, 1919 .ssc_ctrl_en_mask = 0, 1920 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1921 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1922 .div_nmp = &pllss_nmp, 1923 .ext_misc_reg[0] = PLLD2_MISC0, 1924 .ext_misc_reg[1] = PLLD2_MISC1, 1925 .ext_misc_reg[2] = PLLD2_MISC2, 1926 .ext_misc_reg[3] = PLLD2_MISC3, 1927 .max_p = PLL_QLIN_PDIV_MAX, 1928 .mdiv_default = 1, 1929 .freq_table = tegra210_pll_d2_freq_table, 1930 .set_defaults = tegra210_plld2_set_defaults, 1931 .flags = TEGRA_PLL_USE_LOCK, 1932 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1933 .set_gain = tegra210_clk_pll_set_gain, 1934 .adjust_vco = tegra210_clk_adjust_vco_min, 1935 }; 1936 1937 static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = { 1938 { 12000000, 270000000, 90, 1, 4, 0, 0xf000 }, 1939 { 13000000, 270000000, 83, 1, 4, 0, 0xf000 }, /* actual: 269.8 MHz */ 1940 { 38400000, 270000000, 28, 1, 4, 0, 0xf400 }, 1941 { 0, 0, 0, 0, 0, 0, 0 }, 1942 }; 1943 1944 static struct tegra_clk_pll_params pll_dp_params = { 1945 .input_min = 12000000, 1946 .input_max = 800000000, 1947 .cf_min = 12000000, 1948 .cf_max = 38400000, 1949 .vco_min = 750000000, 1950 .vco_max = 1500000000, 1951 .base_reg = PLLDP_BASE, 1952 .misc_reg = PLLDP_MISC, 1953 .lock_mask = PLL_BASE_LOCK, 1954 .lock_delay = 300, 1955 .iddq_reg = PLLDP_BASE, 1956 .iddq_bit_idx = PLLSS_IDDQ_BIT, 1957 .sdm_din_reg = PLLDP_SS_CTRL2, 1958 .sdm_din_mask = PLLA_SDM_DIN_MASK, 1959 .sdm_ctrl_reg = PLLDP_SS_CFG, 1960 .sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK, 1961 .ssc_ctrl_reg = PLLDP_SS_CFG, 1962 .ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK, 1963 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 1964 .pdiv_tohw = pll_qlin_pdiv_to_hw, 1965 .div_nmp = &pllss_nmp, 1966 .ext_misc_reg[0] = PLLDP_MISC, 1967 .ext_misc_reg[1] = PLLDP_SS_CFG, 1968 .ext_misc_reg[2] = PLLDP_SS_CTRL1, 1969 .ext_misc_reg[3] = PLLDP_SS_CTRL2, 1970 .max_p = PLL_QLIN_PDIV_MAX, 1971 .mdiv_default = 1, 1972 .freq_table = pll_dp_freq_table, 1973 .set_defaults = tegra210_plldp_set_defaults, 1974 .flags = TEGRA_PLL_USE_LOCK, 1975 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 1976 .set_gain = tegra210_clk_pll_set_gain, 1977 .adjust_vco = tegra210_clk_adjust_vco_min, 1978 }; 1979 1980 static struct div_nmp pllu_nmp = { 1981 .divm_shift = 0, 1982 .divm_width = 8, 1983 .divn_shift = 8, 1984 .divn_width = 8, 1985 .divp_shift = 16, 1986 .divp_width = 5, 1987 }; 1988 1989 static struct tegra_clk_pll_freq_table pll_u_freq_table[] = { 1990 { 12000000, 480000000, 40, 1, 1, 0 }, 1991 { 13000000, 480000000, 36, 1, 1, 0 }, /* actual: 468.0 MHz */ 1992 { 38400000, 480000000, 25, 2, 1, 0 }, 1993 { 0, 0, 0, 0, 0, 0 }, 1994 }; 1995 1996 static struct tegra_clk_pll_params pll_u_vco_params = { 1997 .input_min = 9600000, 1998 .input_max = 800000000, 1999 .cf_min = 9600000, 2000 .cf_max = 19200000, 2001 .vco_min = 350000000, 2002 .vco_max = 700000000, 2003 .base_reg = PLLU_BASE, 2004 .misc_reg = PLLU_MISC0, 2005 .lock_mask = PLL_BASE_LOCK, 2006 .lock_delay = 1000, 2007 .iddq_reg = PLLU_MISC0, 2008 .iddq_bit_idx = PLLU_IDDQ_BIT, 2009 .ext_misc_reg[0] = PLLU_MISC0, 2010 .ext_misc_reg[1] = PLLU_MISC1, 2011 .round_p_to_pdiv = pll_qlin_p_to_pdiv, 2012 .pdiv_tohw = pll_qlin_pdiv_to_hw, 2013 .div_nmp = &pllu_nmp, 2014 .freq_table = pll_u_freq_table, 2015 .flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT, 2016 .set_defaults = tegra210_pllu_set_defaults, 2017 .calc_rate = tegra210_pll_fixed_mdiv_cfg, 2018 }; 2019 2020 static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = { 2021 [tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true }, 2022 [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true }, 2023 [tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true }, 2024 [tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true }, 2025 [tegra_clk_sdmmc2_9] = { .dt_id = TEGRA210_CLK_SDMMC2, .present = true }, 2026 [tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true }, 2027 [tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true }, 2028 [tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true }, 2029 [tegra_clk_sdmmc4_9] = { .dt_id = TEGRA210_CLK_SDMMC4, .present = true }, 2030 [tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true }, 2031 [tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true }, 2032 [tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true }, 2033 [tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true }, 2034 [tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true }, 2035 [tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true }, 2036 [tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true }, 2037 [tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true }, 2038 [tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true }, 2039 [tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true }, 2040 [tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true }, 2041 [tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true }, 2042 [tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true }, 2043 [tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true }, 2044 [tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true }, 2045 [tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true }, 2046 [tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true }, 2047 [tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true }, 2048 [tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true }, 2049 [tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true }, 2050 [tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true }, 2051 [tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true }, 2052 [tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true }, 2053 [tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true }, 2054 [tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true }, 2055 [tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true }, 2056 [tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true }, 2057 [tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true }, 2058 [tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true }, 2059 [tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true }, 2060 [tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true }, 2061 [tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true }, 2062 [tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true }, 2063 [tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true }, 2064 [tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true }, 2065 [tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true }, 2066 [tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true }, 2067 [tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true }, 2068 [tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true }, 2069 [tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true }, 2070 [tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true }, 2071 [tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true }, 2072 [tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true }, 2073 [tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true }, 2074 [tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true }, 2075 [tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true }, 2076 [tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true }, 2077 [tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true }, 2078 [tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true }, 2079 [tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true }, 2080 [tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true }, 2081 [tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true }, 2082 [tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true }, 2083 [tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true }, 2084 [tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true }, 2085 [tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true }, 2086 [tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true }, 2087 [tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true }, 2088 [tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true }, 2089 [tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true }, 2090 [tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true }, 2091 [tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true }, 2092 [tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true }, 2093 [tegra_clk_dpaux1] = { .dt_id = TEGRA210_CLK_DPAUX1, .present = true }, 2094 [tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true }, 2095 [tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true }, 2096 [tegra_clk_sor1] = { .dt_id = TEGRA210_CLK_SOR1, .present = true }, 2097 [tegra_clk_sor1_src] = { .dt_id = TEGRA210_CLK_SOR1_SRC, .present = true }, 2098 [tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true }, 2099 [tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, }, 2100 [tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true }, 2101 [tegra_clk_vfir] = { .dt_id = TEGRA210_CLK_VFIR, .present = true }, 2102 [tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true }, 2103 [tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true }, 2104 [tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true }, 2105 [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true }, 2106 [tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true }, 2107 [tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true }, 2108 [tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true }, 2109 [tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true }, 2110 [tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true }, 2111 [tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true }, 2112 [tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true }, 2113 [tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true }, 2114 [tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true }, 2115 [tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true }, 2116 [tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true }, 2117 [tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true }, 2118 [tegra_clk_pll_m_out1] = { .dt_id = TEGRA210_CLK_PLL_M_OUT1, .present = true }, 2119 [tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true }, 2120 [tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true }, 2121 [tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true }, 2122 [tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true }, 2123 [tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true }, 2124 [tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true }, 2125 [tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true }, 2126 [tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true }, 2127 [tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true }, 2128 [tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true }, 2129 [tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true }, 2130 [tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true }, 2131 [tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true }, 2132 [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true }, 2133 [tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true }, 2134 [tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true }, 2135 [tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true }, 2136 [tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true }, 2137 [tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true }, 2138 [tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true }, 2139 [tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true }, 2140 [tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true }, 2141 [tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true }, 2142 [tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true }, 2143 [tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true }, 2144 [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true }, 2145 [tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true }, 2146 [tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true }, 2147 [tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true }, 2148 [tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true }, 2149 [tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true }, 2150 [tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true }, 2151 [tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true }, 2152 [tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true }, 2153 [tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true }, 2154 [tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true }, 2155 [tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true }, 2156 [tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true }, 2157 [tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true }, 2158 [tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true }, 2159 [tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true }, 2160 [tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true }, 2161 [tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true }, 2162 [tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true }, 2163 [tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true }, 2164 [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true }, 2165 [tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true }, 2166 [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true }, 2167 [tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true }, 2168 [tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true }, 2169 [tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true }, 2170 [tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true }, 2171 [tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true }, 2172 [tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true }, 2173 [tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true }, 2174 [tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true }, 2175 [tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true }, 2176 [tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true }, 2177 [tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true }, 2178 [tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true }, 2179 [tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true }, 2180 [tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true }, 2181 [tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true }, 2182 [tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true }, 2183 [tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true }, 2184 [tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true }, 2185 [tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true }, 2186 [tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true }, 2187 [tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true }, 2188 [tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true }, 2189 [tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true }, 2190 [tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true }, 2191 [tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true }, 2192 [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true }, 2193 [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true }, 2194 [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true }, 2195 [tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true }, 2196 [tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true }, 2197 [tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true }, 2198 [tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true }, 2199 [tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true }, 2200 [tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true }, 2201 [tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true }, 2202 [tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true }, 2203 [tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true }, 2204 [tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true }, 2205 [tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true }, 2206 [tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true }, 2207 [tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true }, 2208 [tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true }, 2209 [tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true }, 2210 [tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true }, 2211 [tegra_clk_apb2ape] = { .dt_id = TEGRA210_CLK_APB2APE, .present = true }, 2212 }; 2213 2214 static struct tegra_devclk devclks[] __initdata = { 2215 { .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M }, 2216 { .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF }, 2217 { .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K }, 2218 { .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 }, 2219 { .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 }, 2220 { .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C }, 2221 { .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 }, 2222 { .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 }, 2223 { .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 }, 2224 { .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P }, 2225 { .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 }, 2226 { .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 }, 2227 { .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 }, 2228 { .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 }, 2229 { .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M }, 2230 { .con_id = "pll_m_out1", .dt_id = TEGRA210_CLK_PLL_M_OUT1 }, 2231 { .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X }, 2232 { .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 }, 2233 { .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U }, 2234 { .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT }, 2235 { .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 }, 2236 { .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 }, 2237 { .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M }, 2238 { .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M }, 2239 { .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M }, 2240 { .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D }, 2241 { .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 }, 2242 { .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 }, 2243 { .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 }, 2244 { .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A }, 2245 { .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 }, 2246 { .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO }, 2247 { .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT }, 2248 { .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC }, 2249 { .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC }, 2250 { .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC }, 2251 { .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC }, 2252 { .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC }, 2253 { .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC }, 2254 { .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC }, 2255 { .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 }, 2256 { .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 }, 2257 { .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 }, 2258 { .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 }, 2259 { .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 }, 2260 { .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF }, 2261 { .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X }, 2262 { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 }, 2263 { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 }, 2264 { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 }, 2265 { .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK }, 2266 { .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G }, 2267 { .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP }, 2268 { .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK }, 2269 { .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK }, 2270 { .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK }, 2271 { .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE }, 2272 { .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC }, 2273 { .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER }, 2274 { .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 }, 2275 { .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 }, 2276 { .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 }, 2277 { .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 }, 2278 { .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX }, 2279 { .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 }, 2280 }; 2281 2282 static struct tegra_audio_clk_info tegra210_audio_plls[] = { 2283 { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" }, 2284 { "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" }, 2285 }; 2286 2287 static struct clk **clks; 2288 2289 static __init void tegra210_periph_clk_init(void __iomem *clk_base, 2290 void __iomem *pmc_base) 2291 { 2292 struct clk *clk; 2293 2294 /* xusb_ss_div2 */ 2295 clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0, 2296 1, 2); 2297 clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk; 2298 2299 clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base, 2300 1, 17, 222); 2301 clks[TEGRA210_CLK_SOR_SAFE] = clk; 2302 2303 clk = tegra_clk_register_periph_fixed("dpaux", "sor_safe", 0, clk_base, 2304 1, 17, 181); 2305 clks[TEGRA210_CLK_DPAUX] = clk; 2306 2307 clk = tegra_clk_register_periph_fixed("dpaux1", "sor_safe", 0, clk_base, 2308 1, 17, 207); 2309 clks[TEGRA210_CLK_DPAUX1] = clk; 2310 2311 /* pll_d_dsi_out */ 2312 clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0, 2313 clk_base + PLLD_MISC0, 21, 0, &pll_d_lock); 2314 clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk; 2315 2316 /* dsia */ 2317 clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0, 2318 clk_base, 0, 48, 2319 periph_clk_enb_refcnt); 2320 clks[TEGRA210_CLK_DSIA] = clk; 2321 2322 /* dsib */ 2323 clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0, 2324 clk_base, 0, 82, 2325 periph_clk_enb_refcnt); 2326 clks[TEGRA210_CLK_DSIB] = clk; 2327 2328 /* emc mux */ 2329 clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm, 2330 ARRAY_SIZE(mux_pllmcp_clkm), 0, 2331 clk_base + CLK_SOURCE_EMC, 2332 29, 3, 0, &emc_lock); 2333 2334 clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC, 2335 &emc_lock); 2336 clks[TEGRA210_CLK_MC] = clk; 2337 2338 /* cml0 */ 2339 clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX, 2340 0, 0, &pll_e_lock); 2341 clk_register_clkdev(clk, "cml0", NULL); 2342 clks[TEGRA210_CLK_CML0] = clk; 2343 2344 /* cml1 */ 2345 clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX, 2346 1, 0, &pll_e_lock); 2347 clk_register_clkdev(clk, "cml1", NULL); 2348 clks[TEGRA210_CLK_CML1] = clk; 2349 2350 tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params); 2351 } 2352 2353 static void __init tegra210_pll_init(void __iomem *clk_base, 2354 void __iomem *pmc) 2355 { 2356 struct clk *clk; 2357 2358 /* PLLC */ 2359 clk = tegra_clk_register_pllxc_tegra210("pll_c", "pll_ref", clk_base, 2360 pmc, 0, &pll_c_params, NULL); 2361 if (!WARN_ON(IS_ERR(clk))) 2362 clk_register_clkdev(clk, "pll_c", NULL); 2363 clks[TEGRA210_CLK_PLL_C] = clk; 2364 2365 /* PLLC_OUT1 */ 2366 clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c", 2367 clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP, 2368 8, 8, 1, NULL); 2369 clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div", 2370 clk_base + PLLC_OUT, 1, 0, 2371 CLK_SET_RATE_PARENT, 0, NULL); 2372 clk_register_clkdev(clk, "pll_c_out1", NULL); 2373 clks[TEGRA210_CLK_PLL_C_OUT1] = clk; 2374 2375 /* PLLC_UD */ 2376 clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c", 2377 CLK_SET_RATE_PARENT, 1, 1); 2378 clk_register_clkdev(clk, "pll_c_ud", NULL); 2379 clks[TEGRA210_CLK_PLL_C_UD] = clk; 2380 2381 /* PLLC2 */ 2382 clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base, 2383 pmc, 0, &pll_c2_params, NULL); 2384 clk_register_clkdev(clk, "pll_c2", NULL); 2385 clks[TEGRA210_CLK_PLL_C2] = clk; 2386 2387 /* PLLC3 */ 2388 clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base, 2389 pmc, 0, &pll_c3_params, NULL); 2390 clk_register_clkdev(clk, "pll_c3", NULL); 2391 clks[TEGRA210_CLK_PLL_C3] = clk; 2392 2393 /* PLLM */ 2394 clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc, 2395 CLK_SET_RATE_GATE, &pll_m_params, NULL); 2396 clk_register_clkdev(clk, "pll_m", NULL); 2397 clks[TEGRA210_CLK_PLL_M] = clk; 2398 2399 /* PLLMB */ 2400 clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc, 2401 CLK_SET_RATE_GATE, &pll_mb_params, NULL); 2402 clk_register_clkdev(clk, "pll_mb", NULL); 2403 clks[TEGRA210_CLK_PLL_MB] = clk; 2404 2405 clk_register_clkdev(clk, "pll_m_out1", NULL); 2406 clks[TEGRA210_CLK_PLL_M_OUT1] = clk; 2407 2408 /* PLLM_UD */ 2409 clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m", 2410 CLK_SET_RATE_PARENT, 1, 1); 2411 clk_register_clkdev(clk, "pll_m_ud", NULL); 2412 clks[TEGRA210_CLK_PLL_M_UD] = clk; 2413 2414 /* PLLU_VCO */ 2415 clk = tegra_clk_register_pllu_tegra210("pll_u_vco", "pll_ref", 2416 clk_base, 0, &pll_u_vco_params, 2417 &pll_u_lock); 2418 clk_register_clkdev(clk, "pll_u_vco", NULL); 2419 clks[TEGRA210_CLK_PLL_U] = clk; 2420 2421 /* PLLU_OUT */ 2422 clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0, 2423 clk_base + PLLU_BASE, 16, 4, 0, 2424 pll_vco_post_div_table, NULL); 2425 clk_register_clkdev(clk, "pll_u_out", NULL); 2426 clks[TEGRA210_CLK_PLL_U_OUT] = clk; 2427 2428 /* PLLU_OUT1 */ 2429 clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out", 2430 clk_base + PLLU_OUTA, 0, 2431 TEGRA_DIVIDER_ROUND_UP, 2432 8, 8, 1, &pll_u_lock); 2433 clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div", 2434 clk_base + PLLU_OUTA, 1, 0, 2435 CLK_SET_RATE_PARENT, 0, &pll_u_lock); 2436 clk_register_clkdev(clk, "pll_u_out1", NULL); 2437 clks[TEGRA210_CLK_PLL_U_OUT1] = clk; 2438 2439 /* PLLU_OUT2 */ 2440 clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out", 2441 clk_base + PLLU_OUTA, 0, 2442 TEGRA_DIVIDER_ROUND_UP, 2443 24, 8, 1, &pll_u_lock); 2444 clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div", 2445 clk_base + PLLU_OUTA, 17, 16, 2446 CLK_SET_RATE_PARENT, 0, &pll_u_lock); 2447 clk_register_clkdev(clk, "pll_u_out2", NULL); 2448 clks[TEGRA210_CLK_PLL_U_OUT2] = clk; 2449 2450 /* PLLU_480M */ 2451 clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco", 2452 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, 2453 22, 0, &pll_u_lock); 2454 clk_register_clkdev(clk, "pll_u_480M", NULL); 2455 clks[TEGRA210_CLK_PLL_U_480M] = clk; 2456 2457 /* PLLU_60M */ 2458 clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2", 2459 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, 2460 23, 0, NULL); 2461 clk_register_clkdev(clk, "pll_u_60M", NULL); 2462 clks[TEGRA210_CLK_PLL_U_60M] = clk; 2463 2464 /* PLLU_48M */ 2465 clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1", 2466 CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, 2467 25, 0, NULL); 2468 clk_register_clkdev(clk, "pll_u_48M", NULL); 2469 clks[TEGRA210_CLK_PLL_U_48M] = clk; 2470 2471 /* PLLD */ 2472 clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0, 2473 &pll_d_params, &pll_d_lock); 2474 clk_register_clkdev(clk, "pll_d", NULL); 2475 clks[TEGRA210_CLK_PLL_D] = clk; 2476 2477 /* PLLD_OUT0 */ 2478 clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d", 2479 CLK_SET_RATE_PARENT, 1, 2); 2480 clk_register_clkdev(clk, "pll_d_out0", NULL); 2481 clks[TEGRA210_CLK_PLL_D_OUT0] = clk; 2482 2483 /* PLLRE */ 2484 clk = tegra_clk_register_pllre_tegra210("pll_re_vco", "pll_ref", 2485 clk_base, pmc, 0, 2486 &pll_re_vco_params, 2487 &pll_re_lock, pll_ref_freq); 2488 clk_register_clkdev(clk, "pll_re_vco", NULL); 2489 clks[TEGRA210_CLK_PLL_RE_VCO] = clk; 2490 2491 clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0, 2492 clk_base + PLLRE_BASE, 16, 5, 0, 2493 pll_vco_post_div_table, &pll_re_lock); 2494 clk_register_clkdev(clk, "pll_re_out", NULL); 2495 clks[TEGRA210_CLK_PLL_RE_OUT] = clk; 2496 2497 clk = tegra_clk_register_divider("pll_re_out1_div", "pll_re_vco", 2498 clk_base + PLLRE_OUT1, 0, 2499 TEGRA_DIVIDER_ROUND_UP, 2500 8, 8, 1, NULL); 2501 clk = tegra_clk_register_pll_out("pll_re_out1", "pll_re_out1_div", 2502 clk_base + PLLRE_OUT1, 1, 0, 2503 CLK_SET_RATE_PARENT, 0, NULL); 2504 clks[TEGRA210_CLK_PLL_RE_OUT1] = clk; 2505 2506 /* PLLE */ 2507 clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref", 2508 clk_base, 0, &pll_e_params, NULL); 2509 clk_register_clkdev(clk, "pll_e", NULL); 2510 clks[TEGRA210_CLK_PLL_E] = clk; 2511 2512 /* PLLC4 */ 2513 clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc, 2514 0, &pll_c4_vco_params, NULL, pll_ref_freq); 2515 clk_register_clkdev(clk, "pll_c4_vco", NULL); 2516 clks[TEGRA210_CLK_PLL_C4] = clk; 2517 2518 /* PLLC4_OUT0 */ 2519 clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0, 2520 clk_base + PLLC4_BASE, 19, 4, 0, 2521 pll_vco_post_div_table, NULL); 2522 clk_register_clkdev(clk, "pll_c4_out0", NULL); 2523 clks[TEGRA210_CLK_PLL_C4_OUT0] = clk; 2524 2525 /* PLLC4_OUT1 */ 2526 clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco", 2527 CLK_SET_RATE_PARENT, 1, 3); 2528 clk_register_clkdev(clk, "pll_c4_out1", NULL); 2529 clks[TEGRA210_CLK_PLL_C4_OUT1] = clk; 2530 2531 /* PLLC4_OUT2 */ 2532 clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco", 2533 CLK_SET_RATE_PARENT, 1, 5); 2534 clk_register_clkdev(clk, "pll_c4_out2", NULL); 2535 clks[TEGRA210_CLK_PLL_C4_OUT2] = clk; 2536 2537 /* PLLC4_OUT3 */ 2538 clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0", 2539 clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP, 2540 8, 8, 1, NULL); 2541 clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div", 2542 clk_base + PLLC4_OUT, 1, 0, 2543 CLK_SET_RATE_PARENT, 0, NULL); 2544 clk_register_clkdev(clk, "pll_c4_out3", NULL); 2545 clks[TEGRA210_CLK_PLL_C4_OUT3] = clk; 2546 2547 /* PLLDP */ 2548 clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base, 2549 0, &pll_dp_params, NULL); 2550 clk_register_clkdev(clk, "pll_dp", NULL); 2551 clks[TEGRA210_CLK_PLL_DP] = clk; 2552 2553 /* PLLD2 */ 2554 clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base, 2555 0, &pll_d2_params, NULL); 2556 clk_register_clkdev(clk, "pll_d2", NULL); 2557 clks[TEGRA210_CLK_PLL_D2] = clk; 2558 2559 /* PLLD2_OUT0 */ 2560 clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2", 2561 CLK_SET_RATE_PARENT, 1, 1); 2562 clk_register_clkdev(clk, "pll_d2_out0", NULL); 2563 clks[TEGRA210_CLK_PLL_D2_OUT0] = clk; 2564 2565 /* PLLP_OUT2 */ 2566 clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p", 2567 CLK_SET_RATE_PARENT, 1, 2); 2568 clk_register_clkdev(clk, "pll_p_out2", NULL); 2569 clks[TEGRA210_CLK_PLL_P_OUT2] = clk; 2570 2571 } 2572 2573 /* Tegra210 CPU clock and reset control functions */ 2574 static void tegra210_wait_cpu_in_reset(u32 cpu) 2575 { 2576 unsigned int reg; 2577 2578 do { 2579 reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS); 2580 cpu_relax(); 2581 } while (!(reg & (1 << cpu))); /* check CPU been reset or not */ 2582 } 2583 2584 static void tegra210_disable_cpu_clock(u32 cpu) 2585 { 2586 /* flow controller would take care in the power sequence. */ 2587 } 2588 2589 #ifdef CONFIG_PM_SLEEP 2590 static void tegra210_cpu_clock_suspend(void) 2591 { 2592 /* switch coresite to clk_m, save off original source */ 2593 tegra210_cpu_clk_sctx.clk_csite_src = 2594 readl(clk_base + CLK_SOURCE_CSITE); 2595 writel(3 << 30, clk_base + CLK_SOURCE_CSITE); 2596 } 2597 2598 static void tegra210_cpu_clock_resume(void) 2599 { 2600 writel(tegra210_cpu_clk_sctx.clk_csite_src, 2601 clk_base + CLK_SOURCE_CSITE); 2602 } 2603 #endif 2604 2605 static struct tegra_cpu_car_ops tegra210_cpu_car_ops = { 2606 .wait_for_reset = tegra210_wait_cpu_in_reset, 2607 .disable_clock = tegra210_disable_cpu_clock, 2608 #ifdef CONFIG_PM_SLEEP 2609 .suspend = tegra210_cpu_clock_suspend, 2610 .resume = tegra210_cpu_clock_resume, 2611 #endif 2612 }; 2613 2614 static const struct of_device_id pmc_match[] __initconst = { 2615 { .compatible = "nvidia,tegra210-pmc" }, 2616 { }, 2617 }; 2618 2619 static struct tegra_clk_init_table init_table[] __initdata = { 2620 { TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 }, 2621 { TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 }, 2622 { TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 }, 2623 { TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 }, 2624 { TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 }, 2625 { TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 }, 2626 { TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 }, 2627 { TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 }, 2628 { TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 }, 2629 { TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, 2630 { TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, 2631 { TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, 2632 { TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, 2633 { TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, 2634 { TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 }, 2635 { TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 }, 2636 { TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 1 }, 2637 { TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 }, 2638 { TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 }, 2639 { TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 }, 2640 { TEGRA210_CLK_PLL_RE_VCO, TEGRA210_CLK_CLK_MAX, 672000000, 1 }, 2641 { TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 }, 2642 { TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 }, 2643 { TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 }, 2644 { TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 }, 2645 { TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 }, 2646 { TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 }, 2647 { TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 }, 2648 { TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 }, 2649 { TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 }, 2650 { TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 }, 2651 { TEGRA210_CLK_EMC, TEGRA210_CLK_CLK_MAX, 0, 1 }, 2652 { TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 }, 2653 { TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 }, 2654 { TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 }, 2655 { TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 }, 2656 { TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 }, 2657 { TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 }, 2658 { TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 }, 2659 { TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 }, 2660 { TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 }, 2661 { TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 }, 2662 { TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 }, 2663 { TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 }, 2664 /* This MUST be the last entry. */ 2665 { TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 }, 2666 }; 2667 2668 /** 2669 * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs 2670 * 2671 * Program an initial clock rate and enable or disable clocks needed 2672 * by the rest of the kernel, for Tegra210 SoCs. It is intended to be 2673 * called by assigning a pointer to it to tegra_clk_apply_init_table - 2674 * this will be called as an arch_initcall. No return value. 2675 */ 2676 static void __init tegra210_clock_apply_init_table(void) 2677 { 2678 tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX); 2679 } 2680 2681 /** 2682 * tegra210_clock_init - Tegra210-specific clock initialization 2683 * @np: struct device_node * of the DT node for the SoC CAR IP block 2684 * 2685 * Register most SoC clocks for the Tegra210 system-on-chip. Intended 2686 * to be called by the OF init code when a DT node with the 2687 * "nvidia,tegra210-car" string is encountered, and declared with 2688 * CLK_OF_DECLARE. No return value. 2689 */ 2690 static void __init tegra210_clock_init(struct device_node *np) 2691 { 2692 struct device_node *node; 2693 u32 value, clk_m_div; 2694 2695 clk_base = of_iomap(np, 0); 2696 if (!clk_base) { 2697 pr_err("ioremap tegra210 CAR failed\n"); 2698 return; 2699 } 2700 2701 node = of_find_matching_node(NULL, pmc_match); 2702 if (!node) { 2703 pr_err("Failed to find pmc node\n"); 2704 WARN_ON(1); 2705 return; 2706 } 2707 2708 pmc_base = of_iomap(node, 0); 2709 if (!pmc_base) { 2710 pr_err("Can't map pmc registers\n"); 2711 WARN_ON(1); 2712 return; 2713 } 2714 2715 clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX, 2716 TEGRA210_CAR_BANK_COUNT); 2717 if (!clks) 2718 return; 2719 2720 value = clk_readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT; 2721 clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1; 2722 2723 if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq, 2724 ARRAY_SIZE(tegra210_input_freq), clk_m_div, 2725 &osc_freq, &pll_ref_freq) < 0) 2726 return; 2727 2728 tegra_fixed_clk_init(tegra210_clks); 2729 tegra210_pll_init(clk_base, pmc_base); 2730 tegra210_periph_clk_init(clk_base, pmc_base); 2731 tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks, 2732 tegra210_audio_plls, 2733 ARRAY_SIZE(tegra210_audio_plls)); 2734 tegra_pmc_clk_init(pmc_base, tegra210_clks); 2735 2736 /* For Tegra210, PLLD is the only source for DSIA & DSIB */ 2737 value = clk_readl(clk_base + PLLD_BASE); 2738 value &= ~BIT(25); 2739 clk_writel(value, clk_base + PLLD_BASE); 2740 2741 tegra_clk_apply_init_table = tegra210_clock_apply_init_table; 2742 2743 tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks, 2744 &pll_x_params); 2745 tegra_add_of_provider(np); 2746 tegra_register_devclks(devclks, ARRAY_SIZE(devclks)); 2747 2748 tegra_cpu_car_ops = &tegra210_cpu_car_ops; 2749 } 2750 CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init); 2751