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/Linux-v5.15/drivers/cpufreq/
Dsun50i-cpufreq-nvmem.c1 // SPDX-License-Identifier: GPL-2.0
3 * Allwinner CPUFreq nvmem based driver
5 * The sun50i-cpufreq-nvmem driver reads the efuse value from the SoC to
14 #include <linux/nvmem-consumer.h>
28 * sun50i_cpufreq_get_efuse() - Determine speed grade from efuse value
44 return -ENODEV; in sun50i_cpufreq_get_efuse()
48 return -ENOENT; in sun50i_cpufreq_get_efuse()
51 "allwinner,sun50i-h6-operating-points"); in sun50i_cpufreq_get_efuse()
54 return -ENOENT; in sun50i_cpufreq_get_efuse()
60 if (PTR_ERR(speedbin_nvmem) != -EPROBE_DEFER) in sun50i_cpufreq_get_efuse()
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DKconfig.arm1 # SPDX-License-Identifier: GPL-2.0-only
7 tristate "CPUFreq driver based on the ACPI CPPC spec"
11 This adds a CPUFreq driver which uses CPPC methods
23 bool "Frequency Invariance support for CPPC cpufreq driver"
27 This extends frequency invariance support in the CPPC cpufreq driver,
33 tristate "Allwinner nvmem based SUN50I CPUFreq driver"
38 This adds the nvmem based CPUFreq driver for Allwinner
42 module will be called sun50i-cpufreq-nvmem.
45 tristate "Armada 37xx CPUFreq support"
48 This adds the CPUFreq driver support for Marvell Armada 37xx SoCs.
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DMakefile1 # SPDX-License-Identifier: GPL-2.0
2 # CPUfreq core
3 obj-$(CONFIG_CPU_FREQ) += cpufreq.o freq_table.o
5 # CPUfreq stats
6 obj-$(CONFIG_CPU_FREQ_STAT) += cpufreq_stats.o
8 # CPUfreq governors
9 obj-$(CONFIG_CPU_FREQ_GOV_PERFORMANCE) += cpufreq_performance.o
10 obj-$(CONFIG_CPU_FREQ_GOV_POWERSAVE) += cpufreq_powersave.o
11 obj-$(CONFIG_CPU_FREQ_GOV_USERSPACE) += cpufreq_userspace.o
12 obj-$(CONFIG_CPU_FREQ_GOV_ONDEMAND) += cpufreq_ondemand.o
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/Linux-v5.15/Documentation/devicetree/bindings/opp/
Dallwinner,sun50i-h6-operating-points.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/opp/allwinner,sun50i-h6-operating-points.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org>
18 sun50i-cpufreq-nvmem driver reads the efuse value from the SoC to
22 - $ref: opp-v2-base.yaml#
26 const: allwinner,sun50i-h6-operating-points
28 nvmem-cells:
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/Linux-v5.15/
DMAINTAINERS9 -------------------------
30 ``diff -u`` to make the patch easy to merge. Be prepared to get your
40 See Documentation/process/coding-style.rst for guidance here.
46 See Documentation/process/submitting-patches.rst for details.
57 include a Signed-off-by: line. The current version of this
59 Documentation/process/submitting-patches.rst.
70 that the bug would present a short-term risk to other users if it
76 Documentation/admin-guide/security-bugs.rst for details.
81 ---------------------------------------------------
97 W: *Web-page* with status/info
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