1# SPDX-License-Identifier: GPL-2.0 2 3config HAVE_CLK 4 bool 5 help 6 The <linux/clk.h> calls support software clock gating and 7 thus are a key power management tool on many systems. 8 9config HAVE_CLK_PREPARE 10 bool 11 12config HAVE_LEGACY_CLK # TODO: Remove once all legacy users are migrated 13 bool 14 select HAVE_CLK 15 help 16 Select this option when the clock API in <linux/clk.h> is implemented 17 by platform/architecture code. This method is deprecated. Modern 18 code should select COMMON_CLK instead and not define a custom 19 'struct clk'. 20 21menuconfig COMMON_CLK 22 bool "Common Clock Framework" 23 depends on !HAVE_LEGACY_CLK 24 select HAVE_CLK_PREPARE 25 select HAVE_CLK 26 select SRCU 27 select RATIONAL 28 help 29 The common clock framework is a single definition of struct 30 clk, useful across many platforms, as well as an 31 implementation of the clock API in include/linux/clk.h. 32 Architectures utilizing the common struct clk should select 33 this option. 34 35if COMMON_CLK 36 37config COMMON_CLK_WM831X 38 tristate "Clock driver for WM831x/2x PMICs" 39 depends on MFD_WM831X 40 help 41 Supports the clocking subsystem of the WM831x/2x series of 42 PMICs from Wolfson Microelectronics. 43 44source "drivers/clk/versatile/Kconfig" 45 46config CLK_HSDK 47 bool "PLL Driver for HSDK platform" 48 depends on ARC_SOC_HSDK || COMPILE_TEST 49 depends on HAS_IOMEM 50 help 51 This driver supports the HSDK core, system, ddr, tunnel and hdmi PLLs 52 control. 53 54config LMK04832 55 tristate "Ti LMK04832 JESD204B Compliant Clock Jitter Cleaner" 56 depends on SPI 57 select REGMAP_SPI 58 help 59 Say yes here to build support for Texas Instruments' LMK04832 Ultra 60 Low-Noise JESD204B Compliant Clock Jitter Cleaner With Dual Loop PLLs 61 62config COMMON_CLK_MAX77686 63 tristate "Clock driver for Maxim 77620/77686/77802 MFD" 64 depends on MFD_MAX77686 || MFD_MAX77620 || COMPILE_TEST 65 help 66 This driver supports Maxim 77620/77686/77802 crystal oscillator 67 clock. 68 69config COMMON_CLK_MAX9485 70 tristate "Maxim 9485 Programmable Clock Generator" 71 depends on I2C 72 help 73 This driver supports Maxim 9485 Programmable Audio Clock Generator 74 75config COMMON_CLK_RK808 76 tristate "Clock driver for RK805/RK808/RK809/RK817/RK818" 77 depends on MFD_RK808 78 help 79 This driver supports RK805, RK809 and RK817, RK808 and RK818 crystal oscillator clock. 80 These multi-function devices have two fixed-rate oscillators, clocked at 32KHz each. 81 Clkout1 is always on, Clkout2 can off by control register. 82 83config COMMON_CLK_HI655X 84 tristate "Clock driver for Hi655x" if EXPERT 85 depends on (MFD_HI655X_PMIC || COMPILE_TEST) 86 depends on REGMAP 87 default MFD_HI655X_PMIC 88 help 89 This driver supports the hi655x PMIC clock. This 90 multi-function device has one fixed-rate oscillator, clocked 91 at 32KHz. 92 93config COMMON_CLK_SCMI 94 tristate "Clock driver controlled via SCMI interface" 95 depends on ARM_SCMI_PROTOCOL || COMPILE_TEST 96 help 97 This driver provides support for clocks that are controlled 98 by firmware that implements the SCMI interface. 99 100 This driver uses SCMI Message Protocol to interact with the 101 firmware providing all the clock controls. 102 103config COMMON_CLK_SCPI 104 tristate "Clock driver controlled via SCPI interface" 105 depends on ARM_SCPI_PROTOCOL || COMPILE_TEST 106 help 107 This driver provides support for clocks that are controlled 108 by firmware that implements the SCPI interface. 109 110 This driver uses SCPI Message Protocol to interact with the 111 firmware providing all the clock controls. 112 113config COMMON_CLK_SI5341 114 tristate "Clock driver for SiLabs 5341 and 5340 A/B/C/D devices" 115 depends on I2C 116 select REGMAP_I2C 117 help 118 This driver supports Silicon Labs Si5341 and Si5340 programmable clock 119 generators. Not all features of these chips are currently supported 120 by the driver, in particular it only supports XTAL input. The chip can 121 be pre-programmed to support other configurations and features not yet 122 implemented in the driver. 123 124config COMMON_CLK_SI5351 125 tristate "Clock driver for SiLabs 5351A/B/C" 126 depends on I2C 127 select REGMAP_I2C 128 help 129 This driver supports Silicon Labs 5351A/B/C programmable clock 130 generators. 131 132config COMMON_CLK_SI514 133 tristate "Clock driver for SiLabs 514 devices" 134 depends on I2C 135 depends on OF 136 select REGMAP_I2C 137 help 138 This driver supports the Silicon Labs 514 programmable clock 139 generator. 140 141config COMMON_CLK_SI544 142 tristate "Clock driver for SiLabs 544 devices" 143 depends on I2C 144 select REGMAP_I2C 145 help 146 This driver supports the Silicon Labs 544 programmable clock 147 generator. 148 149config COMMON_CLK_SI570 150 tristate "Clock driver for SiLabs 570 and compatible devices" 151 depends on I2C 152 depends on OF 153 select REGMAP_I2C 154 help 155 This driver supports Silicon Labs 570/571/598/599 programmable 156 clock generators. 157 158config COMMON_CLK_BM1880 159 bool "Clock driver for Bitmain BM1880 SoC" 160 depends on ARCH_BITMAIN || COMPILE_TEST 161 default ARCH_BITMAIN 162 help 163 This driver supports the clocks on Bitmain BM1880 SoC. 164 165config COMMON_CLK_CDCE706 166 tristate "Clock driver for TI CDCE706 clock synthesizer" 167 depends on I2C 168 select REGMAP_I2C 169 help 170 This driver supports TI CDCE706 programmable 3-PLL clock synthesizer. 171 172config COMMON_CLK_TPS68470 173 tristate "Clock Driver for TI TPS68470 PMIC" 174 depends on I2C 175 depends on INTEL_SKL_INT3472 || COMPILE_TEST 176 select REGMAP_I2C 177 help 178 This driver supports the clocks provided by the TPS68470 PMIC. 179 180config COMMON_CLK_CDCE925 181 tristate "Clock driver for TI CDCE913/925/937/949 devices" 182 depends on I2C 183 depends on OF 184 select REGMAP_I2C 185 help 186 This driver supports the TI CDCE913/925/937/949 programmable clock 187 synthesizer. Each chip has different number of PLLs and outputs. 188 For example, the CDCE925 contains two PLLs with spread-spectrum 189 clocking support and five output dividers. The driver only supports 190 the following setup, and uses a fixed setting for the output muxes. 191 Y1 is derived from the input clock 192 Y2 and Y3 derive from PLL1 193 Y4 and Y5 derive from PLL2 194 Given a target output frequency, the driver will set the PLL and 195 divider to best approximate the desired output. 196 197config COMMON_CLK_CS2000_CP 198 tristate "Clock driver for CS2000 Fractional-N Clock Synthesizer & Clock Multiplier" 199 depends on I2C 200 help 201 If you say yes here you get support for the CS2000 clock multiplier. 202 203config COMMON_CLK_FSL_FLEXSPI 204 tristate "Clock driver for FlexSPI on Layerscape SoCs" 205 depends on ARCH_LAYERSCAPE || COMPILE_TEST 206 default ARCH_LAYERSCAPE && SPI_NXP_FLEXSPI 207 help 208 On Layerscape SoCs there is a special clock for the FlexSPI 209 interface. 210 211config COMMON_CLK_FSL_SAI 212 bool "Clock driver for BCLK of Freescale SAI cores" 213 depends on ARCH_LAYERSCAPE || COMPILE_TEST 214 help 215 This driver supports the Freescale SAI (Synchronous Audio Interface) 216 to be used as a generic clock output. Some SoCs have restrictions 217 regarding the possible pin multiplexer settings. Eg. on some SoCs 218 two SAI interfaces can only be enabled together. If just one is 219 needed, the BCLK pin of the second one can be used as general 220 purpose clock output. Ideally, it can be used to drive an audio 221 codec (sometimes known as MCLK). 222 223config COMMON_CLK_GEMINI 224 bool "Clock driver for Cortina Systems Gemini SoC" 225 depends on ARCH_GEMINI || COMPILE_TEST 226 select MFD_SYSCON 227 select RESET_CONTROLLER 228 help 229 This driver supports the SoC clocks on the Cortina Systems Gemini 230 platform, also known as SL3516 or CS3516. 231 232config COMMON_CLK_LAN966X 233 bool "Generic Clock Controller driver for LAN966X SoC" 234 depends on HAS_IOMEM 235 depends on OF 236 help 237 This driver provides support for Generic Clock Controller(GCK) on 238 LAN966X SoC. GCK generates and supplies clock to various peripherals 239 within the SoC. 240 241config COMMON_CLK_ASPEED 242 bool "Clock driver for Aspeed BMC SoCs" 243 depends on ARCH_ASPEED || COMPILE_TEST 244 default ARCH_ASPEED 245 select MFD_SYSCON 246 select RESET_CONTROLLER 247 help 248 This driver supports the SoC clocks on the Aspeed BMC platforms. 249 250 The G4 and G5 series, including the ast2400 and ast2500, are supported 251 by this driver. 252 253config COMMON_CLK_S2MPS11 254 tristate "Clock driver for S2MPS1X/S5M8767 MFD" 255 depends on MFD_SEC_CORE || COMPILE_TEST 256 help 257 This driver supports S2MPS11/S2MPS14/S5M8767 crystal oscillator 258 clock. These multi-function devices have two (S2MPS14) or three 259 (S2MPS11, S5M8767) fixed-rate oscillators, clocked at 32KHz each. 260 261config CLK_TWL6040 262 tristate "External McPDM functional clock from twl6040" 263 depends on TWL6040_CORE 264 help 265 Enable the external functional clock support on OMAP4+ platforms for 266 McPDM. McPDM module is using the external bit clock on the McPDM bus 267 as functional clock. 268 269config COMMON_CLK_AXI_CLKGEN 270 tristate "AXI clkgen driver" 271 depends on HAS_IOMEM || COMPILE_TEST 272 depends on OF 273 help 274 Support for the Analog Devices axi-clkgen pcore clock generator for Xilinx 275 FPGAs. It is commonly used in Analog Devices' reference designs. 276 277config CLK_QORIQ 278 bool "Clock driver for Freescale QorIQ platforms" 279 depends on OF 280 depends on PPC_E500MC || SOC_LS1021A || ARCH_LAYERSCAPE || COMPILE_TEST 281 help 282 This adds the clock driver support for Freescale QorIQ platforms 283 using common clock framework. 284 285config CLK_LS1028A_PLLDIG 286 tristate "Clock driver for LS1028A Display output" 287 depends on ARCH_LAYERSCAPE || COMPILE_TEST 288 default ARCH_LAYERSCAPE 289 help 290 This driver support the Display output interfaces(LCD, DPHY) pixel clocks 291 of the QorIQ Layerscape LS1028A, as implemented TSMC CLN28HPM PLL. Not all 292 features of the PLL are currently supported by the driver. By default, 293 configured bypass mode with this PLL. 294 295config COMMON_CLK_XGENE 296 bool "Clock driver for APM XGene SoC" 297 default ARCH_XGENE 298 depends on ARM64 || COMPILE_TEST 299 help 300 Support for the APM X-Gene SoC reference, PLL, and device clocks. 301 302config COMMON_CLK_LOCHNAGAR 303 tristate "Cirrus Logic Lochnagar clock driver" 304 depends on MFD_LOCHNAGAR 305 help 306 This driver supports the clocking features of the Cirrus Logic 307 Lochnagar audio development board. 308 309config COMMON_CLK_NXP 310 def_bool COMMON_CLK && (ARCH_LPC18XX || ARCH_LPC32XX) 311 select REGMAP_MMIO if ARCH_LPC32XX 312 select MFD_SYSCON if ARCH_LPC18XX 313 help 314 Support for clock providers on NXP platforms. 315 316config COMMON_CLK_PALMAS 317 tristate "Clock driver for TI Palmas devices" 318 depends on MFD_PALMAS 319 help 320 This driver supports TI Palmas devices 32KHz output KG and KG_AUDIO 321 using common clock framework. 322 323config COMMON_CLK_PWM 324 tristate "Clock driver for PWMs used as clock outputs" 325 depends on PWM 326 help 327 Adapter driver so that any PWM output can be (mis)used as clock signal 328 at 50% duty cycle. 329 330config COMMON_CLK_PXA 331 def_bool COMMON_CLK && ARCH_PXA 332 help 333 Support for the Marvell PXA SoC. 334 335config COMMON_CLK_PIC32 336 def_bool COMMON_CLK && MACH_PIC32 337 338config COMMON_CLK_OXNAS 339 bool "Clock driver for the OXNAS SoC Family" 340 depends on ARCH_OXNAS || COMPILE_TEST 341 select MFD_SYSCON 342 help 343 Support for the OXNAS SoC Family clocks. 344 345config COMMON_CLK_VC5 346 tristate "Clock driver for IDT VersaClock 5,6 devices" 347 depends on I2C 348 depends on OF 349 select REGMAP_I2C 350 help 351 This driver supports the IDT VersaClock 5 and VersaClock 6 352 programmable clock generators. 353 354config COMMON_CLK_STM32MP157 355 def_bool COMMON_CLK && MACH_STM32MP157 356 help 357 Support for stm32mp157 SoC family clocks 358 359config COMMON_CLK_STM32F 360 def_bool COMMON_CLK && (MACH_STM32F429 || MACH_STM32F469 || MACH_STM32F746) 361 help 362 Support for stm32f4 and stm32f7 SoC families clocks 363 364config COMMON_CLK_STM32H7 365 def_bool COMMON_CLK && MACH_STM32H743 366 help 367 Support for stm32h7 SoC family clocks 368 369config COMMON_CLK_MMP2 370 def_bool COMMON_CLK && (MACH_MMP2_DT || MACH_MMP3_DT) 371 help 372 Support for Marvell MMP2 and MMP3 SoC clocks 373 374config COMMON_CLK_MMP2_AUDIO 375 tristate "Clock driver for MMP2 Audio subsystem" 376 depends on COMMON_CLK_MMP2 || COMPILE_TEST 377 help 378 This driver supports clocks for Audio subsystem on MMP2 SoC. 379 380config COMMON_CLK_BD718XX 381 tristate "Clock driver for 32K clk gates on ROHM PMICs" 382 depends on MFD_ROHM_BD718XX || MFD_ROHM_BD71828 383 help 384 This driver supports ROHM BD71837, BD71847, BD71850, BD71815 385 and BD71828 PMICs clock gates. 386 387config COMMON_CLK_FIXED_MMIO 388 bool "Clock driver for Memory Mapped Fixed values" 389 depends on COMMON_CLK && OF 390 help 391 Support for Memory Mapped IO Fixed clocks 392 393config COMMON_CLK_K210 394 bool "Clock driver for the Canaan Kendryte K210 SoC" 395 depends on OF && RISCV && SOC_CANAAN 396 default SOC_CANAAN 397 help 398 Support for the Canaan Kendryte K210 RISC-V SoC clocks. 399 400source "drivers/clk/actions/Kconfig" 401source "drivers/clk/analogbits/Kconfig" 402source "drivers/clk/baikal-t1/Kconfig" 403source "drivers/clk/bcm/Kconfig" 404source "drivers/clk/hisilicon/Kconfig" 405source "drivers/clk/imgtec/Kconfig" 406source "drivers/clk/imx/Kconfig" 407source "drivers/clk/ingenic/Kconfig" 408source "drivers/clk/keystone/Kconfig" 409source "drivers/clk/mediatek/Kconfig" 410source "drivers/clk/meson/Kconfig" 411source "drivers/clk/mstar/Kconfig" 412source "drivers/clk/mvebu/Kconfig" 413source "drivers/clk/pistachio/Kconfig" 414source "drivers/clk/qcom/Kconfig" 415source "drivers/clk/ralink/Kconfig" 416source "drivers/clk/renesas/Kconfig" 417source "drivers/clk/rockchip/Kconfig" 418source "drivers/clk/samsung/Kconfig" 419source "drivers/clk/sifive/Kconfig" 420source "drivers/clk/socfpga/Kconfig" 421source "drivers/clk/sprd/Kconfig" 422source "drivers/clk/starfive/Kconfig" 423source "drivers/clk/sunxi/Kconfig" 424source "drivers/clk/sunxi-ng/Kconfig" 425source "drivers/clk/tegra/Kconfig" 426source "drivers/clk/ti/Kconfig" 427source "drivers/clk/uniphier/Kconfig" 428source "drivers/clk/visconti/Kconfig" 429source "drivers/clk/x86/Kconfig" 430source "drivers/clk/xilinx/Kconfig" 431source "drivers/clk/zynqmp/Kconfig" 432 433endif 434