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_APPLE_NCO
63	tristate "Clock driver for Apple SoC NCOs"
64	depends on ARCH_APPLE || COMPILE_TEST
65	default ARCH_APPLE
66	help
67	  This driver supports NCO (Numerically Controlled Oscillator) blocks
68	  found on Apple SoCs such as t8103 (M1). The blocks are typically
69	  generators of audio clocks.
70
71config COMMON_CLK_MAX77686
72	tristate "Clock driver for Maxim 77620/77686/77802 MFD"
73	depends on MFD_MAX77686 || MFD_MAX77620 || COMPILE_TEST
74	help
75	  This driver supports Maxim 77620/77686/77802 crystal oscillator
76	  clock.
77
78config COMMON_CLK_MAX9485
79	tristate "Maxim 9485 Programmable Clock Generator"
80	depends on I2C
81	help
82	  This driver supports Maxim 9485 Programmable Audio Clock Generator
83
84config COMMON_CLK_RK808
85	tristate "Clock driver for RK805/RK808/RK809/RK817/RK818"
86	depends on MFD_RK808
87	help
88	  This driver supports RK805, RK809 and RK817, RK808 and RK818 crystal oscillator clock.
89	  These multi-function devices have two fixed-rate oscillators, clocked at 32KHz each.
90	  Clkout1 is always on, Clkout2 can off by control register.
91
92config COMMON_CLK_HI655X
93	tristate "Clock driver for Hi655x" if EXPERT
94	depends on (MFD_HI655X_PMIC || COMPILE_TEST)
95	depends on REGMAP
96	default MFD_HI655X_PMIC
97	help
98	  This driver supports the hi655x PMIC clock. This
99	  multi-function device has one fixed-rate oscillator, clocked
100	  at 32KHz.
101
102config COMMON_CLK_SCMI
103	tristate "Clock driver controlled via SCMI interface"
104	depends on ARM_SCMI_PROTOCOL || COMPILE_TEST
105	help
106	  This driver provides support for clocks that are controlled
107	  by firmware that implements the SCMI interface.
108
109	  This driver uses SCMI Message Protocol to interact with the
110	  firmware providing all the clock controls.
111
112config COMMON_CLK_SCPI
113	tristate "Clock driver controlled via SCPI interface"
114	depends on ARM_SCPI_PROTOCOL || COMPILE_TEST
115	help
116	  This driver provides support for clocks that are controlled
117	  by firmware that implements the SCPI interface.
118
119	  This driver uses SCPI Message Protocol to interact with the
120	  firmware providing all the clock controls.
121
122config COMMON_CLK_SI5341
123	tristate "Clock driver for SiLabs 5341 and 5340 A/B/C/D devices"
124	depends on I2C
125	select REGMAP_I2C
126	help
127	  This driver supports Silicon Labs Si5341 and Si5340 programmable clock
128	  generators. Not all features of these chips are currently supported
129	  by the driver, in particular it only supports XTAL input. The chip can
130	  be pre-programmed to support other configurations and features not yet
131	  implemented in the driver.
132
133config COMMON_CLK_SI5351
134	tristate "Clock driver for SiLabs 5351A/B/C"
135	depends on I2C
136	select REGMAP_I2C
137	help
138	  This driver supports Silicon Labs 5351A/B/C programmable clock
139	  generators.
140
141config COMMON_CLK_SI514
142	tristate "Clock driver for SiLabs 514 devices"
143	depends on I2C
144	depends on OF
145	select REGMAP_I2C
146	help
147	  This driver supports the Silicon Labs 514 programmable clock
148	  generator.
149
150config COMMON_CLK_SI544
151	tristate "Clock driver for SiLabs 544 devices"
152	depends on I2C
153	select REGMAP_I2C
154	help
155	  This driver supports the Silicon Labs 544 programmable clock
156	  generator.
157
158config COMMON_CLK_SI570
159	tristate "Clock driver for SiLabs 570 and compatible devices"
160	depends on I2C
161	depends on OF
162	select REGMAP_I2C
163	help
164	  This driver supports Silicon Labs 570/571/598/599 programmable
165	  clock generators.
166
167config COMMON_CLK_BM1880
168	bool "Clock driver for Bitmain BM1880 SoC"
169	depends on ARCH_BITMAIN || COMPILE_TEST
170	default ARCH_BITMAIN
171	help
172	  This driver supports the clocks on Bitmain BM1880 SoC.
173
174config COMMON_CLK_CDCE706
175	tristate "Clock driver for TI CDCE706 clock synthesizer"
176	depends on I2C
177	select REGMAP_I2C
178	help
179	  This driver supports TI CDCE706 programmable 3-PLL clock synthesizer.
180
181config COMMON_CLK_TPS68470
182	tristate "Clock Driver for TI TPS68470 PMIC"
183	depends on I2C
184	depends on INTEL_SKL_INT3472 || COMPILE_TEST
185	select REGMAP_I2C
186	help
187	  This driver supports the clocks provided by the TPS68470 PMIC.
188
189config COMMON_CLK_CDCE925
190	tristate "Clock driver for TI CDCE913/925/937/949 devices"
191	depends on I2C
192	depends on OF
193	select REGMAP_I2C
194	help
195	  This driver supports the TI CDCE913/925/937/949 programmable clock
196	  synthesizer. Each chip has different number of PLLs and outputs.
197	  For example, the CDCE925 contains two PLLs with spread-spectrum
198	  clocking support and five output dividers. The driver only supports
199	  the following setup, and uses a fixed setting for the output muxes.
200	  Y1 is derived from the input clock
201	  Y2 and Y3 derive from PLL1
202	  Y4 and Y5 derive from PLL2
203	  Given a target output frequency, the driver will set the PLL and
204	  divider to best approximate the desired output.
205
206config COMMON_CLK_CS2000_CP
207	tristate "Clock driver for CS2000 Fractional-N Clock Synthesizer & Clock Multiplier"
208	depends on I2C
209	select REGMAP_I2C
210	help
211	  If you say yes here you get support for the CS2000 clock multiplier.
212
213config COMMON_CLK_EN7523
214	bool "Clock driver for Airoha EN7523 SoC system clocks"
215	depends on OF
216	depends on ARCH_AIROHA || COMPILE_TEST
217	default ARCH_AIROHA
218	help
219	  This driver provides the fixed clocks and gates present on Airoha
220	  ARM silicon.
221
222config COMMON_CLK_FSL_FLEXSPI
223	tristate "Clock driver for FlexSPI on Layerscape SoCs"
224	depends on ARCH_LAYERSCAPE || COMPILE_TEST
225	default ARCH_LAYERSCAPE && SPI_NXP_FLEXSPI
226	help
227	  On Layerscape SoCs there is a special clock for the FlexSPI
228	  interface.
229
230config COMMON_CLK_FSL_SAI
231	bool "Clock driver for BCLK of Freescale SAI cores"
232	depends on ARCH_LAYERSCAPE || COMPILE_TEST
233	help
234	  This driver supports the Freescale SAI (Synchronous Audio Interface)
235	  to be used as a generic clock output. Some SoCs have restrictions
236	  regarding the possible pin multiplexer settings. Eg. on some SoCs
237	  two SAI interfaces can only be enabled together. If just one is
238	  needed, the BCLK pin of the second one can be used as general
239	  purpose clock output. Ideally, it can be used to drive an audio
240	  codec (sometimes known as MCLK).
241
242config COMMON_CLK_GEMINI
243	bool "Clock driver for Cortina Systems Gemini SoC"
244	depends on ARCH_GEMINI || COMPILE_TEST
245	select MFD_SYSCON
246	select RESET_CONTROLLER
247	help
248	  This driver supports the SoC clocks on the Cortina Systems Gemini
249	  platform, also known as SL3516 or CS3516.
250
251config COMMON_CLK_LAN966X
252	bool "Generic Clock Controller driver for LAN966X SoC"
253	depends on HAS_IOMEM
254	depends on OF
255	depends on SOC_LAN966 || COMPILE_TEST
256	help
257	  This driver provides support for Generic Clock Controller(GCK) on
258	  LAN966X SoC. GCK generates and supplies clock to various peripherals
259	  within the SoC.
260
261config COMMON_CLK_ASPEED
262	bool "Clock driver for Aspeed BMC SoCs"
263	depends on ARCH_ASPEED || COMPILE_TEST
264	default ARCH_ASPEED
265	select MFD_SYSCON
266	select RESET_CONTROLLER
267	help
268	  This driver supports the SoC clocks on the Aspeed BMC platforms.
269
270	  The G4 and G5 series, including the ast2400 and ast2500, are supported
271	  by this driver.
272
273config COMMON_CLK_S2MPS11
274	tristate "Clock driver for S2MPS1X/S5M8767 MFD"
275	depends on MFD_SEC_CORE || COMPILE_TEST
276	help
277	  This driver supports S2MPS11/S2MPS14/S5M8767 crystal oscillator
278	  clock. These multi-function devices have two (S2MPS14) or three
279	  (S2MPS11, S5M8767) fixed-rate oscillators, clocked at 32KHz each.
280
281config CLK_TWL6040
282	tristate "External McPDM functional clock from twl6040"
283	depends on TWL6040_CORE
284	help
285	  Enable the external functional clock support on OMAP4+ platforms for
286	  McPDM. McPDM module is using the external bit clock on the McPDM bus
287	  as functional clock.
288
289config COMMON_CLK_AXI_CLKGEN
290	tristate "AXI clkgen driver"
291	depends on HAS_IOMEM || COMPILE_TEST
292	depends on OF
293	help
294	  Support for the Analog Devices axi-clkgen pcore clock generator for Xilinx
295	  FPGAs. It is commonly used in Analog Devices' reference designs.
296
297config CLK_QORIQ
298	bool "Clock driver for Freescale QorIQ platforms"
299	depends on OF
300	depends on PPC_E500MC || SOC_LS1021A || ARCH_LAYERSCAPE || COMPILE_TEST
301	help
302	  This adds the clock driver support for Freescale QorIQ platforms
303	  using common clock framework.
304
305config CLK_LS1028A_PLLDIG
306        tristate "Clock driver for LS1028A Display output"
307        depends on ARCH_LAYERSCAPE || COMPILE_TEST
308        default ARCH_LAYERSCAPE
309        help
310          This driver support the Display output interfaces(LCD, DPHY) pixel clocks
311          of the QorIQ Layerscape LS1028A, as implemented TSMC CLN28HPM PLL. Not all
312          features of the PLL are currently supported by the driver. By default,
313          configured bypass mode with this PLL.
314
315config COMMON_CLK_XGENE
316	bool "Clock driver for APM XGene SoC"
317	default ARCH_XGENE
318	depends on ARM64 || COMPILE_TEST
319	help
320	  Support for the APM X-Gene SoC reference, PLL, and device clocks.
321
322config COMMON_CLK_LOCHNAGAR
323	tristate "Cirrus Logic Lochnagar clock driver"
324	depends on MFD_LOCHNAGAR
325	help
326	  This driver supports the clocking features of the Cirrus Logic
327	  Lochnagar audio development board.
328
329config COMMON_CLK_NXP
330	def_bool COMMON_CLK && (ARCH_LPC18XX || ARCH_LPC32XX)
331	select REGMAP_MMIO if ARCH_LPC32XX
332	select MFD_SYSCON if ARCH_LPC18XX
333	help
334	  Support for clock providers on NXP platforms.
335
336config COMMON_CLK_PALMAS
337	tristate "Clock driver for TI Palmas devices"
338	depends on MFD_PALMAS
339	help
340	  This driver supports TI Palmas devices 32KHz output KG and KG_AUDIO
341	  using common clock framework.
342
343config COMMON_CLK_PWM
344	tristate "Clock driver for PWMs used as clock outputs"
345	depends on PWM
346	help
347	  Adapter driver so that any PWM output can be (mis)used as clock signal
348	  at 50% duty cycle.
349
350config COMMON_CLK_PXA
351	def_bool COMMON_CLK && ARCH_PXA
352	help
353	  Support for the Marvell PXA SoC.
354
355config COMMON_CLK_OXNAS
356	bool "Clock driver for the OXNAS SoC Family"
357	depends on ARCH_OXNAS || COMPILE_TEST
358	select MFD_SYSCON
359	help
360	  Support for the OXNAS SoC Family clocks.
361
362config COMMON_CLK_RS9_PCIE
363	tristate "Clock driver for Renesas 9-series PCIe clock generators"
364	depends on I2C
365	depends on OF
366	select REGMAP_I2C
367	help
368	  This driver supports the Renesas 9-series PCIe clock generator
369	  models 9FGV/9DBV/9DMV/9FGL/9DML/9QXL/9SQ.
370
371config COMMON_CLK_VC5
372	tristate "Clock driver for IDT VersaClock 5,6 devices"
373	depends on I2C
374	depends on OF
375	select REGMAP_I2C
376	help
377	  This driver supports the IDT VersaClock 5 and VersaClock 6
378	  programmable clock generators.
379
380config COMMON_CLK_STM32MP135
381	def_bool COMMON_CLK && MACH_STM32MP13
382	help
383	  Support for stm32mp135 SoC family clocks
384
385config COMMON_CLK_STM32MP157
386	def_bool COMMON_CLK && MACH_STM32MP157
387	help
388	  Support for stm32mp157 SoC family clocks
389
390config COMMON_CLK_STM32F
391	def_bool COMMON_CLK && (MACH_STM32F429 || MACH_STM32F469 || MACH_STM32F746)
392	help
393	  Support for stm32f4 and stm32f7 SoC families clocks
394
395config COMMON_CLK_STM32H7
396	def_bool COMMON_CLK && MACH_STM32H743
397	help
398	  Support for stm32h7 SoC family clocks
399
400config COMMON_CLK_MMP2
401	def_bool COMMON_CLK && (MACH_MMP2_DT || MACH_MMP3_DT)
402	help
403	  Support for Marvell MMP2 and MMP3 SoC clocks
404
405config COMMON_CLK_MMP2_AUDIO
406        tristate "Clock driver for MMP2 Audio subsystem"
407        depends on COMMON_CLK_MMP2 || COMPILE_TEST
408        help
409          This driver supports clocks for Audio subsystem on MMP2 SoC.
410
411config COMMON_CLK_BD718XX
412	tristate "Clock driver for 32K clk gates on ROHM PMICs"
413	depends on MFD_ROHM_BD718XX || MFD_ROHM_BD71828
414	help
415	  This driver supports ROHM BD71837, BD71847, BD71850, BD71815
416	  and BD71828 PMICs clock gates.
417
418config COMMON_CLK_FIXED_MMIO
419	bool "Clock driver for Memory Mapped Fixed values"
420	depends on COMMON_CLK && OF
421	help
422	  Support for Memory Mapped IO Fixed clocks
423
424config COMMON_CLK_K210
425	bool "Clock driver for the Canaan Kendryte K210 SoC"
426	depends on OF && RISCV && SOC_CANAAN
427	default SOC_CANAAN
428	help
429	  Support for the Canaan Kendryte K210 RISC-V SoC clocks.
430
431source "drivers/clk/actions/Kconfig"
432source "drivers/clk/analogbits/Kconfig"
433source "drivers/clk/baikal-t1/Kconfig"
434source "drivers/clk/bcm/Kconfig"
435source "drivers/clk/hisilicon/Kconfig"
436source "drivers/clk/imgtec/Kconfig"
437source "drivers/clk/imx/Kconfig"
438source "drivers/clk/ingenic/Kconfig"
439source "drivers/clk/keystone/Kconfig"
440source "drivers/clk/mediatek/Kconfig"
441source "drivers/clk/meson/Kconfig"
442source "drivers/clk/mstar/Kconfig"
443source "drivers/clk/microchip/Kconfig"
444source "drivers/clk/mvebu/Kconfig"
445source "drivers/clk/pistachio/Kconfig"
446source "drivers/clk/qcom/Kconfig"
447source "drivers/clk/ralink/Kconfig"
448source "drivers/clk/renesas/Kconfig"
449source "drivers/clk/rockchip/Kconfig"
450source "drivers/clk/samsung/Kconfig"
451source "drivers/clk/sifive/Kconfig"
452source "drivers/clk/socfpga/Kconfig"
453source "drivers/clk/sprd/Kconfig"
454source "drivers/clk/starfive/Kconfig"
455source "drivers/clk/sunxi/Kconfig"
456source "drivers/clk/sunxi-ng/Kconfig"
457source "drivers/clk/tegra/Kconfig"
458source "drivers/clk/ti/Kconfig"
459source "drivers/clk/uniphier/Kconfig"
460source "drivers/clk/visconti/Kconfig"
461source "drivers/clk/x86/Kconfig"
462source "drivers/clk/xilinx/Kconfig"
463source "drivers/clk/zynqmp/Kconfig"
464
465# Kunit test cases
466config CLK_KUNIT_TEST
467	tristate "Basic Clock Framework Kunit Tests" if !KUNIT_ALL_TESTS
468	depends on KUNIT
469	default KUNIT_ALL_TESTS
470	help
471	  Kunit tests for the common clock framework.
472
473config CLK_GATE_KUNIT_TEST
474	tristate "Basic gate type Kunit test" if !KUNIT_ALL_TESTS
475	depends on KUNIT
476	default KUNIT_ALL_TESTS
477	help
478	  Kunit test for the basic clk gate type.
479
480endif
481