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 help 235 This driver provides support for Generic Clock Controller(GCK) on 236 LAN966X SoC. GCK generates and supplies clock to various peripherals 237 within the SoC. 238 239config COMMON_CLK_ASPEED 240 bool "Clock driver for Aspeed BMC SoCs" 241 depends on ARCH_ASPEED || COMPILE_TEST 242 default ARCH_ASPEED 243 select MFD_SYSCON 244 select RESET_CONTROLLER 245 help 246 This driver supports the SoC clocks on the Aspeed BMC platforms. 247 248 The G4 and G5 series, including the ast2400 and ast2500, are supported 249 by this driver. 250 251config COMMON_CLK_S2MPS11 252 tristate "Clock driver for S2MPS1X/S5M8767 MFD" 253 depends on MFD_SEC_CORE || COMPILE_TEST 254 help 255 This driver supports S2MPS11/S2MPS14/S5M8767 crystal oscillator 256 clock. These multi-function devices have two (S2MPS14) or three 257 (S2MPS11, S5M8767) fixed-rate oscillators, clocked at 32KHz each. 258 259config CLK_TWL6040 260 tristate "External McPDM functional clock from twl6040" 261 depends on TWL6040_CORE 262 help 263 Enable the external functional clock support on OMAP4+ platforms for 264 McPDM. McPDM module is using the external bit clock on the McPDM bus 265 as functional clock. 266 267config COMMON_CLK_AXI_CLKGEN 268 tristate "AXI clkgen driver" 269 depends on HAS_IOMEM || COMPILE_TEST 270 depends on OF 271 help 272 Support for the Analog Devices axi-clkgen pcore clock generator for Xilinx 273 FPGAs. It is commonly used in Analog Devices' reference designs. 274 275config CLK_QORIQ 276 bool "Clock driver for Freescale QorIQ platforms" 277 depends on OF 278 depends on PPC_E500MC || SOC_LS1021A || ARCH_LAYERSCAPE || COMPILE_TEST 279 help 280 This adds the clock driver support for Freescale QorIQ platforms 281 using common clock framework. 282 283config CLK_LS1028A_PLLDIG 284 tristate "Clock driver for LS1028A Display output" 285 depends on ARCH_LAYERSCAPE || COMPILE_TEST 286 default ARCH_LAYERSCAPE 287 help 288 This driver support the Display output interfaces(LCD, DPHY) pixel clocks 289 of the QorIQ Layerscape LS1028A, as implemented TSMC CLN28HPM PLL. Not all 290 features of the PLL are currently supported by the driver. By default, 291 configured bypass mode with this PLL. 292 293config COMMON_CLK_XGENE 294 bool "Clock driver for APM XGene SoC" 295 default ARCH_XGENE 296 depends on ARM64 || COMPILE_TEST 297 help 298 Support for the APM X-Gene SoC reference, PLL, and device clocks. 299 300config COMMON_CLK_LOCHNAGAR 301 tristate "Cirrus Logic Lochnagar clock driver" 302 depends on MFD_LOCHNAGAR 303 help 304 This driver supports the clocking features of the Cirrus Logic 305 Lochnagar audio development board. 306 307config COMMON_CLK_NXP 308 def_bool COMMON_CLK && (ARCH_LPC18XX || ARCH_LPC32XX) 309 select REGMAP_MMIO if ARCH_LPC32XX 310 select MFD_SYSCON if ARCH_LPC18XX 311 help 312 Support for clock providers on NXP platforms. 313 314config COMMON_CLK_PALMAS 315 tristate "Clock driver for TI Palmas devices" 316 depends on MFD_PALMAS 317 help 318 This driver supports TI Palmas devices 32KHz output KG and KG_AUDIO 319 using common clock framework. 320 321config COMMON_CLK_PWM 322 tristate "Clock driver for PWMs used as clock outputs" 323 depends on PWM 324 help 325 Adapter driver so that any PWM output can be (mis)used as clock signal 326 at 50% duty cycle. 327 328config COMMON_CLK_PXA 329 def_bool COMMON_CLK && ARCH_PXA 330 help 331 Support for the Marvell PXA SoC. 332 333config COMMON_CLK_PIC32 334 def_bool COMMON_CLK && MACH_PIC32 335 336config COMMON_CLK_OXNAS 337 bool "Clock driver for the OXNAS SoC Family" 338 depends on ARCH_OXNAS || COMPILE_TEST 339 select MFD_SYSCON 340 help 341 Support for the OXNAS SoC Family clocks. 342 343config COMMON_CLK_VC5 344 tristate "Clock driver for IDT VersaClock 5,6 devices" 345 depends on I2C 346 depends on OF 347 select REGMAP_I2C 348 help 349 This driver supports the IDT VersaClock 5 and VersaClock 6 350 programmable clock generators. 351 352config COMMON_CLK_STM32MP157 353 def_bool COMMON_CLK && MACH_STM32MP157 354 help 355 Support for stm32mp157 SoC family clocks 356 357config COMMON_CLK_STM32F 358 def_bool COMMON_CLK && (MACH_STM32F429 || MACH_STM32F469 || MACH_STM32F746) 359 help 360 Support for stm32f4 and stm32f7 SoC families clocks 361 362config COMMON_CLK_STM32H7 363 def_bool COMMON_CLK && MACH_STM32H743 364 help 365 Support for stm32h7 SoC family clocks 366 367config COMMON_CLK_MMP2 368 def_bool COMMON_CLK && (MACH_MMP2_DT || MACH_MMP3_DT) 369 help 370 Support for Marvell MMP2 and MMP3 SoC clocks 371 372config COMMON_CLK_MMP2_AUDIO 373 tristate "Clock driver for MMP2 Audio subsystem" 374 depends on COMMON_CLK_MMP2 || COMPILE_TEST 375 help 376 This driver supports clocks for Audio subsystem on MMP2 SoC. 377 378config COMMON_CLK_BD718XX 379 tristate "Clock driver for 32K clk gates on ROHM PMICs" 380 depends on MFD_ROHM_BD718XX || MFD_ROHM_BD71828 381 help 382 This driver supports ROHM BD71837, BD71847, BD71850, BD71815 383 and BD71828 PMICs clock gates. 384 385config COMMON_CLK_FIXED_MMIO 386 bool "Clock driver for Memory Mapped Fixed values" 387 depends on COMMON_CLK && OF 388 help 389 Support for Memory Mapped IO Fixed clocks 390 391config COMMON_CLK_K210 392 bool "Clock driver for the Canaan Kendryte K210 SoC" 393 depends on OF && RISCV && SOC_CANAAN 394 default SOC_CANAAN 395 help 396 Support for the Canaan Kendryte K210 RISC-V SoC clocks. 397 398source "drivers/clk/actions/Kconfig" 399source "drivers/clk/analogbits/Kconfig" 400source "drivers/clk/baikal-t1/Kconfig" 401source "drivers/clk/bcm/Kconfig" 402source "drivers/clk/hisilicon/Kconfig" 403source "drivers/clk/imgtec/Kconfig" 404source "drivers/clk/imx/Kconfig" 405source "drivers/clk/ingenic/Kconfig" 406source "drivers/clk/keystone/Kconfig" 407source "drivers/clk/mediatek/Kconfig" 408source "drivers/clk/meson/Kconfig" 409source "drivers/clk/mstar/Kconfig" 410source "drivers/clk/mvebu/Kconfig" 411source "drivers/clk/pistachio/Kconfig" 412source "drivers/clk/qcom/Kconfig" 413source "drivers/clk/ralink/Kconfig" 414source "drivers/clk/renesas/Kconfig" 415source "drivers/clk/rockchip/Kconfig" 416source "drivers/clk/samsung/Kconfig" 417source "drivers/clk/sifive/Kconfig" 418source "drivers/clk/socfpga/Kconfig" 419source "drivers/clk/sprd/Kconfig" 420source "drivers/clk/starfive/Kconfig" 421source "drivers/clk/sunxi/Kconfig" 422source "drivers/clk/sunxi-ng/Kconfig" 423source "drivers/clk/tegra/Kconfig" 424source "drivers/clk/ti/Kconfig" 425source "drivers/clk/uniphier/Kconfig" 426source "drivers/clk/visconti/Kconfig" 427source "drivers/clk/x86/Kconfig" 428source "drivers/clk/xilinx/Kconfig" 429source "drivers/clk/zynqmp/Kconfig" 430 431endif 432