Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux

clk: sunxi-ng: add support for V3s CCU

V3s has a similar but cut-down CCU to H3. Some muxes, especially clocks
about CSI, are different, which makes it to need a new CCU driver.

Add such a new driver for it.

Signed-off-by: Icenowy Zheng <icenowy@aosc.xyz>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

authored by

Icenowy Zheng and committed by
Maxime Ripard
d0f11d14 4a9decc9

+851
+11
drivers/clk/sunxi-ng/Kconfig
··· 109 109 select SUNXI_CCU_PHASE 110 110 default MACH_SUN8I 111 111 112 + config SUN8I_V3S_CCU 113 + bool "Support for the Allwinner V3s CCU" 114 + select SUNXI_CCU_DIV 115 + select SUNXI_CCU_NK 116 + select SUNXI_CCU_NKM 117 + select SUNXI_CCU_NKMP 118 + select SUNXI_CCU_NM 119 + select SUNXI_CCU_MP 120 + select SUNXI_CCU_PHASE 121 + default MACH_SUN8I 122 + 112 123 endif
+1
drivers/clk/sunxi-ng/Makefile
··· 23 23 obj-$(CONFIG_SUN8I_A23_CCU) += ccu-sun8i-a23.o 24 24 obj-$(CONFIG_SUN8I_A33_CCU) += ccu-sun8i-a33.o 25 25 obj-$(CONFIG_SUN8I_H3_CCU) += ccu-sun8i-h3.o 26 + obj-$(CONFIG_SUN8I_V3S_CCU) += ccu-sun8i-v3s.o
+591
drivers/clk/sunxi-ng/ccu-sun8i-v3s.c
··· 1 + /* 2 + * Copyright (c) 2016 Icenowy Zheng <icenowy@aosc.xyz> 3 + * 4 + * Based on ccu-sun8i-h3.c, which is: 5 + * Copyright (c) 2016 Maxime Ripard. All rights reserved. 6 + * 7 + * This software is licensed under the terms of the GNU General Public 8 + * License version 2, as published by the Free Software Foundation, and 9 + * may be copied, distributed, and modified under those terms. 10 + * 11 + * This program is distributed in the hope that it will be useful, 12 + * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 + * GNU General Public License for more details. 15 + */ 16 + 17 + #include <linux/clk-provider.h> 18 + #include <linux/of_address.h> 19 + 20 + #include "ccu_common.h" 21 + #include "ccu_reset.h" 22 + 23 + #include "ccu_div.h" 24 + #include "ccu_gate.h" 25 + #include "ccu_mp.h" 26 + #include "ccu_mult.h" 27 + #include "ccu_nk.h" 28 + #include "ccu_nkm.h" 29 + #include "ccu_nkmp.h" 30 + #include "ccu_nm.h" 31 + #include "ccu_phase.h" 32 + 33 + #include "ccu-sun8i-v3s.h" 34 + 35 + static SUNXI_CCU_NKMP_WITH_GATE_LOCK(pll_cpu_clk, "pll-cpu", 36 + "osc24M", 0x000, 37 + 8, 5, /* N */ 38 + 4, 2, /* K */ 39 + 0, 2, /* M */ 40 + 16, 2, /* P */ 41 + BIT(31), /* gate */ 42 + BIT(28), /* lock */ 43 + 0); 44 + 45 + /* 46 + * The Audio PLL is supposed to have 4 outputs: 3 fixed factors from 47 + * the base (2x, 4x and 8x), and one variable divider (the one true 48 + * pll audio). 49 + * 50 + * We don't have any need for the variable divider for now, so we just 51 + * hardcode it to match with the clock names 52 + */ 53 + #define SUN8I_V3S_PLL_AUDIO_REG 0x008 54 + 55 + static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base", 56 + "osc24M", 0x008, 57 + 8, 7, /* N */ 58 + 0, 5, /* M */ 59 + BIT(31), /* gate */ 60 + BIT(28), /* lock */ 61 + 0); 62 + 63 + static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video", 64 + "osc24M", 0x0010, 65 + 8, 7, /* N */ 66 + 0, 4, /* M */ 67 + BIT(24), /* frac enable */ 68 + BIT(25), /* frac select */ 69 + 270000000, /* frac rate 0 */ 70 + 297000000, /* frac rate 1 */ 71 + BIT(31), /* gate */ 72 + BIT(28), /* lock */ 73 + 0); 74 + 75 + static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve", 76 + "osc24M", 0x0018, 77 + 8, 7, /* N */ 78 + 0, 4, /* M */ 79 + BIT(24), /* frac enable */ 80 + BIT(25), /* frac select */ 81 + 270000000, /* frac rate 0 */ 82 + 297000000, /* frac rate 1 */ 83 + BIT(31), /* gate */ 84 + BIT(28), /* lock */ 85 + 0); 86 + 87 + static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr_clk, "pll-ddr", 88 + "osc24M", 0x020, 89 + 8, 5, /* N */ 90 + 4, 2, /* K */ 91 + 0, 2, /* M */ 92 + BIT(31), /* gate */ 93 + BIT(28), /* lock */ 94 + 0); 95 + 96 + static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph0_clk, "pll-periph0", 97 + "osc24M", 0x028, 98 + 8, 5, /* N */ 99 + 4, 2, /* K */ 100 + BIT(31), /* gate */ 101 + BIT(28), /* lock */ 102 + 2, /* post-div */ 103 + 0); 104 + 105 + static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_isp_clk, "pll-isp", 106 + "osc24M", 0x002c, 107 + 8, 7, /* N */ 108 + 0, 4, /* M */ 109 + BIT(24), /* frac enable */ 110 + BIT(25), /* frac select */ 111 + 270000000, /* frac rate 0 */ 112 + 297000000, /* frac rate 1 */ 113 + BIT(31), /* gate */ 114 + BIT(28), /* lock */ 115 + 0); 116 + 117 + static SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(pll_periph1_clk, "pll-periph1", 118 + "osc24M", 0x044, 119 + 8, 5, /* N */ 120 + 4, 2, /* K */ 121 + BIT(31), /* gate */ 122 + BIT(28), /* lock */ 123 + 2, /* post-div */ 124 + 0); 125 + 126 + static const char * const cpu_parents[] = { "osc32k", "osc24M", 127 + "pll-cpu", "pll-cpu" }; 128 + static SUNXI_CCU_MUX(cpu_clk, "cpu", cpu_parents, 129 + 0x050, 16, 2, CLK_IS_CRITICAL); 130 + 131 + static SUNXI_CCU_M(axi_clk, "axi", "cpu", 0x050, 0, 2, 0); 132 + 133 + static const char * const ahb1_parents[] = { "osc32k", "osc24M", 134 + "axi", "pll-periph0" }; 135 + static struct ccu_div ahb1_clk = { 136 + .div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO), 137 + 138 + .mux = { 139 + .shift = 12, 140 + .width = 2, 141 + 142 + .variable_prediv = { 143 + .index = 3, 144 + .shift = 6, 145 + .width = 2, 146 + }, 147 + }, 148 + 149 + .common = { 150 + .reg = 0x054, 151 + .features = CCU_FEATURE_VARIABLE_PREDIV, 152 + .hw.init = CLK_HW_INIT_PARENTS("ahb1", 153 + ahb1_parents, 154 + &ccu_div_ops, 155 + 0), 156 + }, 157 + }; 158 + 159 + static struct clk_div_table apb1_div_table[] = { 160 + { .val = 0, .div = 2 }, 161 + { .val = 1, .div = 2 }, 162 + { .val = 2, .div = 4 }, 163 + { .val = 3, .div = 8 }, 164 + { /* Sentinel */ }, 165 + }; 166 + static SUNXI_CCU_DIV_TABLE(apb1_clk, "apb1", "ahb1", 167 + 0x054, 8, 2, apb1_div_table, 0); 168 + 169 + static const char * const apb2_parents[] = { "osc32k", "osc24M", 170 + "pll-periph0", "pll-periph0" }; 171 + static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", apb2_parents, 0x058, 172 + 0, 5, /* M */ 173 + 16, 2, /* P */ 174 + 24, 2, /* mux */ 175 + 0); 176 + 177 + static const char * const ahb2_parents[] = { "ahb1", "pll-periph0" }; 178 + static const struct ccu_mux_fixed_prediv ahb2_fixed_predivs[] = { 179 + { .index = 1, .div = 2 }, 180 + }; 181 + static struct ccu_mux ahb2_clk = { 182 + .mux = { 183 + .shift = 0, 184 + .width = 1, 185 + .fixed_predivs = ahb2_fixed_predivs, 186 + .n_predivs = ARRAY_SIZE(ahb2_fixed_predivs), 187 + }, 188 + 189 + .common = { 190 + .reg = 0x05c, 191 + .features = CCU_FEATURE_FIXED_PREDIV, 192 + .hw.init = CLK_HW_INIT_PARENTS("ahb2", 193 + ahb2_parents, 194 + &ccu_mux_ops, 195 + 0), 196 + }, 197 + }; 198 + 199 + static SUNXI_CCU_GATE(bus_ce_clk, "bus-ce", "ahb1", 200 + 0x060, BIT(5), 0); 201 + static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb1", 202 + 0x060, BIT(6), 0); 203 + static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb1", 204 + 0x060, BIT(8), 0); 205 + static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb1", 206 + 0x060, BIT(9), 0); 207 + static SUNXI_CCU_GATE(bus_mmc2_clk, "bus-mmc2", "ahb1", 208 + 0x060, BIT(10), 0); 209 + static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb1", 210 + 0x060, BIT(14), 0); 211 + static SUNXI_CCU_GATE(bus_emac_clk, "bus-emac", "ahb2", 212 + 0x060, BIT(17), 0); 213 + static SUNXI_CCU_GATE(bus_hstimer_clk, "bus-hstimer", "ahb1", 214 + 0x060, BIT(19), 0); 215 + static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb1", 216 + 0x060, BIT(20), 0); 217 + static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb1", 218 + 0x060, BIT(24), 0); 219 + static SUNXI_CCU_GATE(bus_ehci0_clk, "bus-ehci0", "ahb1", 220 + 0x060, BIT(26), 0); 221 + static SUNXI_CCU_GATE(bus_ohci0_clk, "bus-ohci0", "ahb1", 222 + 0x060, BIT(29), 0); 223 + 224 + static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb1", 225 + 0x064, BIT(0), 0); 226 + static SUNXI_CCU_GATE(bus_tcon0_clk, "bus-tcon0", "ahb1", 227 + 0x064, BIT(4), 0); 228 + static SUNXI_CCU_GATE(bus_csi_clk, "bus-csi", "ahb1", 229 + 0x064, BIT(8), 0); 230 + static SUNXI_CCU_GATE(bus_de_clk, "bus-de", "ahb1", 231 + 0x064, BIT(12), 0); 232 + 233 + static SUNXI_CCU_GATE(bus_codec_clk, "bus-codec", "apb1", 234 + 0x068, BIT(0), 0); 235 + static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb1", 236 + 0x068, BIT(5), 0); 237 + 238 + static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2", 239 + 0x06c, BIT(0), 0); 240 + static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2", 241 + 0x06c, BIT(1), 0); 242 + static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2", 243 + 0x06c, BIT(16), 0); 244 + static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2", 245 + 0x06c, BIT(17), 0); 246 + static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb2", 247 + 0x06c, BIT(18), 0); 248 + 249 + static SUNXI_CCU_GATE(bus_ephy_clk, "bus-ephy", "ahb1", 250 + 0x070, BIT(0), 0); 251 + static SUNXI_CCU_GATE(bus_dbg_clk, "bus-dbg", "ahb1", 252 + 0x070, BIT(7), 0); 253 + 254 + static const char * const mod0_default_parents[] = { "osc24M", "pll-periph0", 255 + "pll-periph1" }; 256 + static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088, 257 + 0, 4, /* M */ 258 + 16, 2, /* P */ 259 + 24, 2, /* mux */ 260 + BIT(31), /* gate */ 261 + 0); 262 + 263 + static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0_sample", "mmc0", 264 + 0x088, 20, 3, 0); 265 + static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0_output", "mmc0", 266 + 0x088, 8, 3, 0); 267 + 268 + static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c, 269 + 0, 4, /* M */ 270 + 16, 2, /* P */ 271 + 24, 2, /* mux */ 272 + BIT(31), /* gate */ 273 + 0); 274 + 275 + static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1_sample", "mmc1", 276 + 0x08c, 20, 3, 0); 277 + static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1_output", "mmc1", 278 + 0x08c, 8, 3, 0); 279 + 280 + static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mod0_default_parents, 0x090, 281 + 0, 4, /* M */ 282 + 16, 2, /* P */ 283 + 24, 2, /* mux */ 284 + BIT(31), /* gate */ 285 + 0); 286 + 287 + static SUNXI_CCU_PHASE(mmc2_sample_clk, "mmc2_sample", "mmc2", 288 + 0x090, 20, 3, 0); 289 + static SUNXI_CCU_PHASE(mmc2_output_clk, "mmc2_output", "mmc2", 290 + 0x090, 8, 3, 0); 291 + 292 + static const char * const ce_parents[] = { "osc24M", "pll-periph0", }; 293 + 294 + static SUNXI_CCU_MP_WITH_MUX_GATE(ce_clk, "ce", ce_parents, 0x09c, 295 + 0, 4, /* M */ 296 + 16, 2, /* P */ 297 + 24, 2, /* mux */ 298 + BIT(31), /* gate */ 299 + 0); 300 + 301 + static SUNXI_CCU_MP_WITH_MUX_GATE(spi0_clk, "spi0", mod0_default_parents, 0x0a0, 302 + 0, 4, /* M */ 303 + 16, 2, /* P */ 304 + 24, 2, /* mux */ 305 + BIT(31), /* gate */ 306 + 0); 307 + 308 + static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M", 309 + 0x0cc, BIT(8), 0); 310 + static SUNXI_CCU_GATE(usb_ohci0_clk, "usb-ohci0", "osc24M", 311 + 0x0cc, BIT(16), 0); 312 + 313 + static const char * const dram_parents[] = { "pll-ddr", "pll-periph0-2x" }; 314 + static SUNXI_CCU_M_WITH_MUX(dram_clk, "dram", dram_parents, 315 + 0x0f4, 0, 4, 20, 2, CLK_IS_CRITICAL); 316 + 317 + static SUNXI_CCU_GATE(dram_ve_clk, "dram-ve", "dram", 318 + 0x100, BIT(0), 0); 319 + static SUNXI_CCU_GATE(dram_csi_clk, "dram-csi", "dram", 320 + 0x100, BIT(1), 0); 321 + static SUNXI_CCU_GATE(dram_ehci_clk, "dram-ehci", "dram", 322 + 0x100, BIT(17), 0); 323 + static SUNXI_CCU_GATE(dram_ohci_clk, "dram-ohci", "dram", 324 + 0x100, BIT(18), 0); 325 + 326 + static const char * const de_parents[] = { "pll-video", "pll-periph0" }; 327 + static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents, 328 + 0x104, 0, 4, 24, 2, BIT(31), 0); 329 + 330 + static const char * const tcon_parents[] = { "pll-video" }; 331 + static SUNXI_CCU_M_WITH_MUX_GATE(tcon_clk, "tcon", tcon_parents, 332 + 0x118, 0, 4, 24, 3, BIT(31), 0); 333 + 334 + static SUNXI_CCU_GATE(csi_misc_clk, "csi-misc", "osc24M", 335 + 0x130, BIT(31), 0); 336 + 337 + static const char * const csi_mclk_parents[] = { "osc24M", "pll-video", 338 + "pll-periph0", "pll-periph1" }; 339 + static SUNXI_CCU_M_WITH_MUX_GATE(csi0_mclk_clk, "csi0-mclk", csi_mclk_parents, 340 + 0x130, 0, 5, 8, 3, BIT(15), 0); 341 + 342 + static const char * const csi1_sclk_parents[] = { "pll-video", "pll-isp" }; 343 + static SUNXI_CCU_M_WITH_MUX_GATE(csi1_sclk_clk, "csi-sclk", csi1_sclk_parents, 344 + 0x134, 16, 4, 24, 3, BIT(31), 0); 345 + 346 + static SUNXI_CCU_M_WITH_MUX_GATE(csi1_mclk_clk, "csi-mclk", csi_mclk_parents, 347 + 0x134, 0, 5, 8, 3, BIT(15), 0); 348 + 349 + static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve", 350 + 0x13c, 16, 3, BIT(31), 0); 351 + 352 + static SUNXI_CCU_GATE(ac_dig_clk, "ac-dig", "pll-audio", 353 + 0x140, BIT(31), CLK_SET_RATE_PARENT); 354 + static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M", 355 + 0x144, BIT(31), 0); 356 + 357 + static const char * const mbus_parents[] = { "osc24M", "pll-periph0-2x", 358 + "pll-ddr" }; 359 + static SUNXI_CCU_M_WITH_MUX_GATE(mbus_clk, "mbus", mbus_parents, 360 + 0x15c, 0, 3, 24, 2, BIT(31), CLK_IS_CRITICAL); 361 + 362 + static const char * const mipi_csi_parents[] = { "pll-video", "pll-periph0", 363 + "pll-isp" }; 364 + static SUNXI_CCU_M_WITH_MUX_GATE(mipi_csi_clk, "mipi-csi", mipi_csi_parents, 365 + 0x16c, 0, 3, 24, 2, BIT(31), 0); 366 + 367 + static struct ccu_common *sun8i_v3s_ccu_clks[] = { 368 + &pll_cpu_clk.common, 369 + &pll_audio_base_clk.common, 370 + &pll_video_clk.common, 371 + &pll_ve_clk.common, 372 + &pll_ddr_clk.common, 373 + &pll_periph0_clk.common, 374 + &pll_isp_clk.common, 375 + &pll_periph1_clk.common, 376 + &cpu_clk.common, 377 + &axi_clk.common, 378 + &ahb1_clk.common, 379 + &apb1_clk.common, 380 + &apb2_clk.common, 381 + &ahb2_clk.common, 382 + &bus_ce_clk.common, 383 + &bus_dma_clk.common, 384 + &bus_mmc0_clk.common, 385 + &bus_mmc1_clk.common, 386 + &bus_mmc2_clk.common, 387 + &bus_dram_clk.common, 388 + &bus_emac_clk.common, 389 + &bus_hstimer_clk.common, 390 + &bus_spi0_clk.common, 391 + &bus_otg_clk.common, 392 + &bus_ehci0_clk.common, 393 + &bus_ohci0_clk.common, 394 + &bus_ve_clk.common, 395 + &bus_tcon0_clk.common, 396 + &bus_csi_clk.common, 397 + &bus_de_clk.common, 398 + &bus_codec_clk.common, 399 + &bus_pio_clk.common, 400 + &bus_i2c0_clk.common, 401 + &bus_i2c1_clk.common, 402 + &bus_uart0_clk.common, 403 + &bus_uart1_clk.common, 404 + &bus_uart2_clk.common, 405 + &bus_ephy_clk.common, 406 + &bus_dbg_clk.common, 407 + &mmc0_clk.common, 408 + &mmc0_sample_clk.common, 409 + &mmc0_output_clk.common, 410 + &mmc1_clk.common, 411 + &mmc1_sample_clk.common, 412 + &mmc1_output_clk.common, 413 + &mmc2_clk.common, 414 + &mmc2_sample_clk.common, 415 + &mmc2_output_clk.common, 416 + &ce_clk.common, 417 + &spi0_clk.common, 418 + &usb_phy0_clk.common, 419 + &usb_ohci0_clk.common, 420 + &dram_clk.common, 421 + &dram_ve_clk.common, 422 + &dram_csi_clk.common, 423 + &dram_ohci_clk.common, 424 + &dram_ehci_clk.common, 425 + &de_clk.common, 426 + &tcon_clk.common, 427 + &csi_misc_clk.common, 428 + &csi0_mclk_clk.common, 429 + &csi1_sclk_clk.common, 430 + &csi1_mclk_clk.common, 431 + &ve_clk.common, 432 + &ac_dig_clk.common, 433 + &avs_clk.common, 434 + &mbus_clk.common, 435 + &mipi_csi_clk.common, 436 + }; 437 + 438 + /* We hardcode the divider to 4 for now */ 439 + static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio", 440 + "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT); 441 + static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x", 442 + "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT); 443 + static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x", 444 + "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT); 445 + static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x", 446 + "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT); 447 + static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x", 448 + "pll-periph0", 1, 2, 0); 449 + 450 + static struct clk_hw_onecell_data sun8i_v3s_hw_clks = { 451 + .hws = { 452 + [CLK_PLL_CPU] = &pll_cpu_clk.common.hw, 453 + [CLK_PLL_AUDIO_BASE] = &pll_audio_base_clk.common.hw, 454 + [CLK_PLL_AUDIO] = &pll_audio_clk.hw, 455 + [CLK_PLL_AUDIO_2X] = &pll_audio_2x_clk.hw, 456 + [CLK_PLL_AUDIO_4X] = &pll_audio_4x_clk.hw, 457 + [CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw, 458 + [CLK_PLL_VIDEO] = &pll_video_clk.common.hw, 459 + [CLK_PLL_VE] = &pll_ve_clk.common.hw, 460 + [CLK_PLL_DDR] = &pll_ddr_clk.common.hw, 461 + [CLK_PLL_PERIPH0] = &pll_periph0_clk.common.hw, 462 + [CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.hw, 463 + [CLK_PLL_ISP] = &pll_isp_clk.common.hw, 464 + [CLK_PLL_PERIPH1] = &pll_periph1_clk.common.hw, 465 + [CLK_CPU] = &cpu_clk.common.hw, 466 + [CLK_AXI] = &axi_clk.common.hw, 467 + [CLK_AHB1] = &ahb1_clk.common.hw, 468 + [CLK_APB1] = &apb1_clk.common.hw, 469 + [CLK_APB2] = &apb2_clk.common.hw, 470 + [CLK_AHB2] = &ahb2_clk.common.hw, 471 + [CLK_BUS_CE] = &bus_ce_clk.common.hw, 472 + [CLK_BUS_DMA] = &bus_dma_clk.common.hw, 473 + [CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw, 474 + [CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw, 475 + [CLK_BUS_MMC2] = &bus_mmc2_clk.common.hw, 476 + [CLK_BUS_DRAM] = &bus_dram_clk.common.hw, 477 + [CLK_BUS_EMAC] = &bus_emac_clk.common.hw, 478 + [CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw, 479 + [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw, 480 + [CLK_BUS_OTG] = &bus_otg_clk.common.hw, 481 + [CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw, 482 + [CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw, 483 + [CLK_BUS_VE] = &bus_ve_clk.common.hw, 484 + [CLK_BUS_TCON0] = &bus_tcon0_clk.common.hw, 485 + [CLK_BUS_CSI] = &bus_csi_clk.common.hw, 486 + [CLK_BUS_DE] = &bus_de_clk.common.hw, 487 + [CLK_BUS_CODEC] = &bus_codec_clk.common.hw, 488 + [CLK_BUS_PIO] = &bus_pio_clk.common.hw, 489 + [CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw, 490 + [CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw, 491 + [CLK_BUS_UART0] = &bus_uart0_clk.common.hw, 492 + [CLK_BUS_UART1] = &bus_uart1_clk.common.hw, 493 + [CLK_BUS_UART2] = &bus_uart2_clk.common.hw, 494 + [CLK_BUS_EPHY] = &bus_ephy_clk.common.hw, 495 + [CLK_BUS_DBG] = &bus_dbg_clk.common.hw, 496 + [CLK_MMC0] = &mmc0_clk.common.hw, 497 + [CLK_MMC0_SAMPLE] = &mmc0_sample_clk.common.hw, 498 + [CLK_MMC0_OUTPUT] = &mmc0_output_clk.common.hw, 499 + [CLK_MMC1] = &mmc1_clk.common.hw, 500 + [CLK_MMC1_SAMPLE] = &mmc1_sample_clk.common.hw, 501 + [CLK_MMC1_OUTPUT] = &mmc1_output_clk.common.hw, 502 + [CLK_CE] = &ce_clk.common.hw, 503 + [CLK_SPI0] = &spi0_clk.common.hw, 504 + [CLK_USB_PHY0] = &usb_phy0_clk.common.hw, 505 + [CLK_USB_OHCI0] = &usb_ohci0_clk.common.hw, 506 + [CLK_DRAM] = &dram_clk.common.hw, 507 + [CLK_DRAM_VE] = &dram_ve_clk.common.hw, 508 + [CLK_DRAM_CSI] = &dram_csi_clk.common.hw, 509 + [CLK_DRAM_EHCI] = &dram_ehci_clk.common.hw, 510 + [CLK_DRAM_OHCI] = &dram_ohci_clk.common.hw, 511 + [CLK_DE] = &de_clk.common.hw, 512 + [CLK_TCON0] = &tcon_clk.common.hw, 513 + [CLK_CSI_MISC] = &csi_misc_clk.common.hw, 514 + [CLK_CSI0_MCLK] = &csi0_mclk_clk.common.hw, 515 + [CLK_CSI1_SCLK] = &csi1_sclk_clk.common.hw, 516 + [CLK_CSI1_MCLK] = &csi1_mclk_clk.common.hw, 517 + [CLK_VE] = &ve_clk.common.hw, 518 + [CLK_AC_DIG] = &ac_dig_clk.common.hw, 519 + [CLK_AVS] = &avs_clk.common.hw, 520 + [CLK_MBUS] = &mbus_clk.common.hw, 521 + [CLK_MIPI_CSI] = &mipi_csi_clk.common.hw, 522 + }, 523 + .num = CLK_NUMBER, 524 + }; 525 + 526 + static struct ccu_reset_map sun8i_v3s_ccu_resets[] = { 527 + [RST_USB_PHY0] = { 0x0cc, BIT(0) }, 528 + 529 + [RST_MBUS] = { 0x0fc, BIT(31) }, 530 + 531 + [RST_BUS_CE] = { 0x2c0, BIT(5) }, 532 + [RST_BUS_DMA] = { 0x2c0, BIT(6) }, 533 + [RST_BUS_MMC0] = { 0x2c0, BIT(8) }, 534 + [RST_BUS_MMC1] = { 0x2c0, BIT(9) }, 535 + [RST_BUS_MMC2] = { 0x2c0, BIT(10) }, 536 + [RST_BUS_DRAM] = { 0x2c0, BIT(14) }, 537 + [RST_BUS_EMAC] = { 0x2c0, BIT(17) }, 538 + [RST_BUS_HSTIMER] = { 0x2c0, BIT(19) }, 539 + [RST_BUS_SPI0] = { 0x2c0, BIT(20) }, 540 + [RST_BUS_OTG] = { 0x2c0, BIT(23) }, 541 + [RST_BUS_EHCI0] = { 0x2c0, BIT(26) }, 542 + [RST_BUS_OHCI0] = { 0x2c0, BIT(29) }, 543 + 544 + [RST_BUS_VE] = { 0x2c4, BIT(0) }, 545 + [RST_BUS_TCON0] = { 0x2c4, BIT(3) }, 546 + [RST_BUS_CSI] = { 0x2c4, BIT(8) }, 547 + [RST_BUS_DE] = { 0x2c4, BIT(12) }, 548 + [RST_BUS_DBG] = { 0x2c4, BIT(31) }, 549 + 550 + [RST_BUS_EPHY] = { 0x2c8, BIT(2) }, 551 + 552 + [RST_BUS_CODEC] = { 0x2d0, BIT(0) }, 553 + 554 + [RST_BUS_I2C0] = { 0x2d8, BIT(0) }, 555 + [RST_BUS_I2C1] = { 0x2d8, BIT(1) }, 556 + [RST_BUS_UART0] = { 0x2d8, BIT(16) }, 557 + [RST_BUS_UART1] = { 0x2d8, BIT(17) }, 558 + [RST_BUS_UART2] = { 0x2d8, BIT(18) }, 559 + }; 560 + 561 + static const struct sunxi_ccu_desc sun8i_v3s_ccu_desc = { 562 + .ccu_clks = sun8i_v3s_ccu_clks, 563 + .num_ccu_clks = ARRAY_SIZE(sun8i_v3s_ccu_clks), 564 + 565 + .hw_clks = &sun8i_v3s_hw_clks, 566 + 567 + .resets = sun8i_v3s_ccu_resets, 568 + .num_resets = ARRAY_SIZE(sun8i_v3s_ccu_resets), 569 + }; 570 + 571 + static void __init sun8i_v3s_ccu_setup(struct device_node *node) 572 + { 573 + void __iomem *reg; 574 + u32 val; 575 + 576 + reg = of_io_request_and_map(node, 0, of_node_full_name(node)); 577 + if (IS_ERR(reg)) { 578 + pr_err("%s: Could not map the clock registers\n", 579 + of_node_full_name(node)); 580 + return; 581 + } 582 + 583 + /* Force the PLL-Audio-1x divider to 4 */ 584 + val = readl(reg + SUN8I_V3S_PLL_AUDIO_REG); 585 + val &= ~GENMASK(19, 16); 586 + writel(val | (3 << 16), reg + SUN8I_V3S_PLL_AUDIO_REG); 587 + 588 + sunxi_ccu_probe(node, reg, &sun8i_v3s_ccu_desc); 589 + } 590 + CLK_OF_DECLARE(sun8i_v3s_ccu, "allwinner,sun8i-v3s-ccu", 591 + sun8i_v3s_ccu_setup);
+63
drivers/clk/sunxi-ng/ccu-sun8i-v3s.h
··· 1 + /* 2 + * Copyright (c) 2016 Icenowy Zheng <icenowy@aosc.xyz> 3 + * 4 + * Based on ccu-sun8i-h3.h, which is: 5 + * Copyright (c) 2016 Maxime Ripard <maxime.ripard@free-electrons.com> 6 + * 7 + * This program is free software; you can redistribute it and/or modify 8 + * it under the terms of the GNU General Public License as published by 9 + * the Free Software Foundation; either version 2 of the License, or 10 + * (at your option) any later version. 11 + * 12 + * This program is distributed in the hope that it will be useful, 13 + * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 + * GNU General Public License for more details. 16 + */ 17 + 18 + #ifndef _CCU_SUN8I_H3_H_ 19 + #define _CCU_SUN8I_H3_H_ 20 + 21 + #include <dt-bindings/clock/sun8i-v3s-ccu.h> 22 + #include <dt-bindings/reset/sun8i-v3s-ccu.h> 23 + 24 + #define CLK_PLL_CPU 0 25 + #define CLK_PLL_AUDIO_BASE 1 26 + #define CLK_PLL_AUDIO 2 27 + #define CLK_PLL_AUDIO_2X 3 28 + #define CLK_PLL_AUDIO_4X 4 29 + #define CLK_PLL_AUDIO_8X 5 30 + #define CLK_PLL_VIDEO 6 31 + #define CLK_PLL_VE 7 32 + #define CLK_PLL_DDR 8 33 + #define CLK_PLL_PERIPH0 9 34 + #define CLK_PLL_PERIPH0_2X 10 35 + #define CLK_PLL_ISP 11 36 + #define CLK_PLL_PERIPH1 12 37 + /* Reserve one number for not implemented and not used PLL_DDR1 */ 38 + 39 + /* The CPU clock is exported */ 40 + 41 + #define CLK_AXI 15 42 + #define CLK_AHB1 16 43 + #define CLK_APB1 17 44 + #define CLK_APB2 18 45 + #define CLK_AHB2 19 46 + 47 + /* All the bus gates are exported */ 48 + 49 + /* The first bunch of module clocks are exported */ 50 + 51 + #define CLK_DRAM 58 52 + 53 + /* All the DRAM gates are exported */ 54 + 55 + /* Some more module clocks are exported */ 56 + 57 + #define CLK_MBUS 72 58 + 59 + /* And the GPU module clock is exported */ 60 + 61 + #define CLK_NUMBER (CLK_MIPI_CSI + 1) 62 + 63 + #endif /* _CCU_SUN8I_H3_H_ */
+107
include/dt-bindings/clock/sun8i-v3s-ccu.h
··· 1 + /* 2 + * Copyright (c) 2016 Icenowy Zheng <icenowy@aosc.xyz> 3 + * 4 + * Based on sun8i-h3-ccu.h, which is: 5 + * Copyright (C) 2016 Maxime Ripard <maxime.ripard@free-electrons.com> 6 + * 7 + * This file is dual-licensed: you can use it either under the terms 8 + * of the GPL or the X11 license, at your option. Note that this dual 9 + * licensing only applies to this file, and not this project as a 10 + * whole. 11 + * 12 + * a) This file is free software; you can redistribute it and/or 13 + * modify it under the terms of the GNU General Public License as 14 + * published by the Free Software Foundation; either version 2 of the 15 + * License, or (at your option) any later version. 16 + * 17 + * This file is distributed in the hope that it will be useful, 18 + * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 + * GNU General Public License for more details. 21 + * 22 + * Or, alternatively, 23 + * 24 + * b) Permission is hereby granted, free of charge, to any person 25 + * obtaining a copy of this software and associated documentation 26 + * files (the "Software"), to deal in the Software without 27 + * restriction, including without limitation the rights to use, 28 + * copy, modify, merge, publish, distribute, sublicense, and/or 29 + * sell copies of the Software, and to permit persons to whom the 30 + * Software is furnished to do so, subject to the following 31 + * conditions: 32 + * 33 + * The above copyright notice and this permission notice shall be 34 + * included in all copies or substantial portions of the Software. 35 + * 36 + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 37 + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 38 + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 39 + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 40 + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 41 + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 42 + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 43 + * OTHER DEALINGS IN THE SOFTWARE. 44 + */ 45 + 46 + #ifndef _DT_BINDINGS_CLK_SUN8I_V3S_H_ 47 + #define _DT_BINDINGS_CLK_SUN8I_V3S_H_ 48 + 49 + #define CLK_CPU 14 50 + 51 + #define CLK_BUS_CE 20 52 + #define CLK_BUS_DMA 21 53 + #define CLK_BUS_MMC0 22 54 + #define CLK_BUS_MMC1 23 55 + #define CLK_BUS_MMC2 24 56 + #define CLK_BUS_DRAM 25 57 + #define CLK_BUS_EMAC 26 58 + #define CLK_BUS_HSTIMER 27 59 + #define CLK_BUS_SPI0 28 60 + #define CLK_BUS_OTG 29 61 + #define CLK_BUS_EHCI0 30 62 + #define CLK_BUS_OHCI0 31 63 + #define CLK_BUS_VE 32 64 + #define CLK_BUS_TCON0 33 65 + #define CLK_BUS_CSI 34 66 + #define CLK_BUS_DE 35 67 + #define CLK_BUS_CODEC 36 68 + #define CLK_BUS_PIO 37 69 + #define CLK_BUS_I2C0 38 70 + #define CLK_BUS_I2C1 39 71 + #define CLK_BUS_UART0 40 72 + #define CLK_BUS_UART1 41 73 + #define CLK_BUS_UART2 42 74 + #define CLK_BUS_EPHY 43 75 + #define CLK_BUS_DBG 44 76 + 77 + #define CLK_MMC0 45 78 + #define CLK_MMC0_SAMPLE 46 79 + #define CLK_MMC0_OUTPUT 47 80 + #define CLK_MMC1 48 81 + #define CLK_MMC1_SAMPLE 49 82 + #define CLK_MMC1_OUTPUT 50 83 + #define CLK_MMC2 51 84 + #define CLK_MMC2_SAMPLE 52 85 + #define CLK_MMC2_OUTPUT 53 86 + #define CLK_CE 54 87 + #define CLK_SPI0 55 88 + #define CLK_USB_PHY0 56 89 + #define CLK_USB_OHCI0 57 90 + 91 + #define CLK_DRAM_VE 59 92 + #define CLK_DRAM_CSI 60 93 + #define CLK_DRAM_EHCI 61 94 + #define CLK_DRAM_OHCI 62 95 + #define CLK_DE 63 96 + #define CLK_TCON0 64 97 + #define CLK_CSI_MISC 65 98 + #define CLK_CSI0_MCLK 66 99 + #define CLK_CSI1_SCLK 67 100 + #define CLK_CSI1_MCLK 68 101 + #define CLK_VE 69 102 + #define CLK_AC_DIG 70 103 + #define CLK_AVS 71 104 + 105 + #define CLK_MIPI_CSI 73 106 + 107 + #endif /* _DT_BINDINGS_CLK_SUN8I_V3S_H_ */
+78
include/dt-bindings/reset/sun8i-v3s-ccu.h
··· 1 + /* 2 + * Copyright (C) 2016 Icenowy Zheng <icenowy@aosc.xyz> 3 + * 4 + * Based on sun8i-v3s-ccu.h, which is 5 + * Copyright (C) 2016 Maxime Ripard <maxime.ripard@free-electrons.com> 6 + * 7 + * This file is dual-licensed: you can use it either under the terms 8 + * of the GPL or the X11 license, at your option. Note that this dual 9 + * licensing only applies to this file, and not this project as a 10 + * whole. 11 + * 12 + * a) This file is free software; you can redistribute it and/or 13 + * modify it under the terms of the GNU General Public License as 14 + * published by the Free Software Foundation; either version 2 of the 15 + * License, or (at your option) any later version. 16 + * 17 + * This file is distributed in the hope that it will be useful, 18 + * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 + * GNU General Public License for more details. 21 + * 22 + * Or, alternatively, 23 + * 24 + * b) Permission is hereby granted, free of charge, to any person 25 + * obtaining a copy of this software and associated documentation 26 + * files (the "Software"), to deal in the Software without 27 + * restriction, including without limitation the rights to use, 28 + * copy, modify, merge, publish, distribute, sublicense, and/or 29 + * sell copies of the Software, and to permit persons to whom the 30 + * Software is furnished to do so, subject to the following 31 + * conditions: 32 + * 33 + * The above copyright notice and this permission notice shall be 34 + * included in all copies or substantial portions of the Software. 35 + * 36 + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 37 + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 38 + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 39 + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 40 + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 41 + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 42 + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 43 + * OTHER DEALINGS IN THE SOFTWARE. 44 + */ 45 + 46 + #ifndef _DT_BINDINGS_RST_SUN8I_V3S_H_ 47 + #define _DT_BINDINGS_RST_SUN8I_V3S_H_ 48 + 49 + #define RST_USB_PHY0 0 50 + 51 + #define RST_MBUS 1 52 + 53 + #define RST_BUS_CE 5 54 + #define RST_BUS_DMA 6 55 + #define RST_BUS_MMC0 7 56 + #define RST_BUS_MMC1 8 57 + #define RST_BUS_MMC2 9 58 + #define RST_BUS_DRAM 11 59 + #define RST_BUS_EMAC 12 60 + #define RST_BUS_HSTIMER 14 61 + #define RST_BUS_SPI0 15 62 + #define RST_BUS_OTG 17 63 + #define RST_BUS_EHCI0 18 64 + #define RST_BUS_OHCI0 22 65 + #define RST_BUS_VE 26 66 + #define RST_BUS_TCON0 27 67 + #define RST_BUS_CSI 30 68 + #define RST_BUS_DE 34 69 + #define RST_BUS_DBG 38 70 + #define RST_BUS_EPHY 39 71 + #define RST_BUS_CODEC 40 72 + #define RST_BUS_I2C0 46 73 + #define RST_BUS_I2C1 47 74 + #define RST_BUS_UART0 49 75 + #define RST_BUS_UART1 50 76 + #define RST_BUS_UART2 51 77 + 78 + #endif /* _DT_BINDINGS_RST_SUN8I_H3_H_ */