| .. | .. |
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| 1 | +# SPDX-License-Identifier: GPL-2.0-only |
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| 1 | 2 | # |
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| 2 | 3 | # ARM CPU Frequency scaling drivers |
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| 3 | 4 | # |
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| .. | .. |
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| 18 | 19 | |
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| 19 | 20 | If in doubt, say N. |
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| 20 | 21 | |
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| 22 | +config ARM_ALLWINNER_SUN50I_CPUFREQ_NVMEM |
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| 23 | + tristate "Allwinner nvmem based SUN50I CPUFreq driver" |
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| 24 | + depends on ARCH_SUNXI |
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| 25 | + depends on NVMEM_SUNXI_SID |
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| 26 | + select PM_OPP |
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| 27 | + help |
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| 28 | + This adds the nvmem based CPUFreq driver for Allwinner |
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| 29 | + h6 SoC. |
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| 30 | + |
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| 31 | + To compile this driver as a module, choose M here: the |
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| 32 | + module will be called sun50i-cpufreq-nvmem. |
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| 33 | + |
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| 21 | 34 | config ARM_ARMADA_37XX_CPUFREQ |
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| 22 | 35 | tristate "Armada 37xx CPUFreq support" |
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| 23 | 36 | depends on ARCH_MVEBU && CPUFREQ_DT |
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| .. | .. |
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| 25 | 38 | This adds the CPUFreq driver support for Marvell Armada 37xx SoCs. |
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| 26 | 39 | The Armada 37xx PMU supports 4 frequency and VDD levels. |
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| 27 | 40 | |
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| 28 | | -# big LITTLE core layer and glue drivers |
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| 29 | | -config ARM_BIG_LITTLE_CPUFREQ |
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| 30 | | - tristate "Generic ARM big LITTLE CPUfreq driver" |
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| 31 | | - depends on (ARM_CPU_TOPOLOGY || ARM64) && HAVE_CLK |
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| 32 | | - # if CPU_THERMAL is on and THERMAL=m, ARM_BIT_LITTLE_CPUFREQ cannot be =y |
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| 33 | | - depends on !CPU_THERMAL || THERMAL |
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| 34 | | - select PM_OPP |
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| 41 | +config ARM_ARMADA_8K_CPUFREQ |
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| 42 | + tristate "Armada 8K CPUFreq driver" |
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| 43 | + depends on ARCH_MVEBU && CPUFREQ_DT |
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| 44 | + select ARMADA_AP_CPU_CLK |
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| 35 | 45 | help |
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| 36 | | - This enables the Generic CPUfreq driver for ARM big.LITTLE platforms. |
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| 46 | + This enables the CPUFreq driver support for Marvell |
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| 47 | + Armada8k SOCs. |
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| 48 | + Armada8K device has the AP806 which supports scaling |
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| 49 | + to any full integer divider. |
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| 37 | 50 | |
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| 38 | | -config ARM_DT_BL_CPUFREQ |
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| 39 | | - tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver" |
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| 40 | | - depends on ARM_BIG_LITTLE_CPUFREQ && OF |
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| 41 | | - help |
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| 42 | | - This enables probing via DT for Generic CPUfreq driver for ARM |
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| 43 | | - big.LITTLE platform. This gets frequency tables from DT. |
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| 51 | + If in doubt, say N. |
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| 44 | 52 | |
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| 45 | 53 | config ARM_SCPI_CPUFREQ |
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| 46 | 54 | tristate "SCPI based CPUfreq driver" |
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| 47 | 55 | depends on ARM_SCPI_PROTOCOL && COMMON_CLK_SCPI |
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| 48 | | - depends on !CPU_THERMAL || THERMAL |
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| 49 | 56 | help |
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| 50 | 57 | This adds the CPUfreq driver support for ARM platforms using SCPI |
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| 51 | 58 | protocol for CPU power management. |
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| .. | .. |
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| 55 | 62 | |
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| 56 | 63 | config ARM_VEXPRESS_SPC_CPUFREQ |
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| 57 | 64 | tristate "Versatile Express SPC based CPUfreq driver" |
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| 58 | | - depends on ARM_BIG_LITTLE_CPUFREQ && ARCH_VEXPRESS_SPC |
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| 65 | + depends on ARM_CPU_TOPOLOGY && HAVE_CLK |
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| 66 | + depends on ARCH_VEXPRESS_SPC |
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| 67 | + select PM_OPP |
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| 59 | 68 | help |
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| 60 | 69 | This add the CPUfreq driver support for Versatile Express |
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| 61 | 70 | big.LITTLE platforms using SPC for power management. |
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| .. | .. |
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| 85 | 94 | tristate "Freescale i.MX6 cpufreq support" |
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| 86 | 95 | depends on ARCH_MXC |
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| 87 | 96 | depends on REGULATOR_ANATOP |
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| 97 | + depends on NVMEM_IMX_OCOTP || COMPILE_TEST |
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| 88 | 98 | select PM_OPP |
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| 89 | 99 | help |
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| 90 | 100 | This adds cpufreq driver support for Freescale i.MX6 series SoCs. |
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| 101 | + |
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| 102 | + If in doubt, say N. |
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| 103 | + |
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| 104 | +config ARM_IMX_CPUFREQ_DT |
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| 105 | + tristate "Freescale i.MX8M cpufreq support" |
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| 106 | + depends on ARCH_MXC && CPUFREQ_DT |
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| 107 | + help |
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| 108 | + This adds cpufreq driver support for Freescale i.MX8M series SoCs, |
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| 109 | + based on cpufreq-dt. |
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| 91 | 110 | |
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| 92 | 111 | If in doubt, say N. |
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| 93 | 112 | |
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| .. | .. |
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| 100 | 119 | config ARM_MEDIATEK_CPUFREQ |
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| 101 | 120 | tristate "CPU Frequency scaling support for MediaTek SoCs" |
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| 102 | 121 | depends on ARCH_MEDIATEK && REGULATOR |
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| 103 | | - depends on !CPU_THERMAL || THERMAL |
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| 104 | 122 | select PM_OPP |
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| 105 | 123 | help |
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| 106 | 124 | This adds the CPUFreq driver support for MediaTek SoCs. |
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| .. | .. |
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| 110 | 128 | depends on ARCH_OMAP2PLUS |
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| 111 | 129 | default ARCH_OMAP2PLUS |
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| 112 | 130 | |
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| 113 | | -config ARM_QCOM_CPUFREQ_KRYO |
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| 114 | | - tristate "Qualcomm Kryo based CPUFreq" |
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| 115 | | - depends on ARM64 |
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| 131 | +config ARM_QCOM_CPUFREQ_NVMEM |
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| 132 | + tristate "Qualcomm nvmem based CPUFreq" |
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| 133 | + depends on ARCH_QCOM |
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| 116 | 134 | depends on QCOM_QFPROM |
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| 117 | 135 | depends on QCOM_SMEM |
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| 118 | 136 | select PM_OPP |
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| .. | .. |
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| 121 | 139 | |
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| 122 | 140 | If in doubt, say N. |
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| 123 | 141 | |
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| 142 | +config ARM_QCOM_CPUFREQ_HW |
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| 143 | + tristate "QCOM CPUFreq HW driver" |
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| 144 | + depends on ARCH_QCOM || COMPILE_TEST |
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| 145 | + help |
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| 146 | + Support for the CPUFreq HW driver. |
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| 147 | + Some QCOM chipsets have a HW engine to offload the steps |
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| 148 | + necessary for changing the frequency of the CPUs. Firmware loaded |
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| 149 | + in this engine exposes a programming interface to the OS. |
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| 150 | + The driver implements the cpufreq interface for this HW engine. |
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| 151 | + Say Y if you want to support CPUFreq HW. |
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| 152 | + |
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| 153 | +config ARM_RASPBERRYPI_CPUFREQ |
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| 154 | + tristate "Raspberry Pi cpufreq support" |
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| 155 | + depends on CLK_RASPBERRYPI || COMPILE_TEST |
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| 156 | + help |
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| 157 | + This adds the CPUFreq driver for Raspberry Pi |
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| 158 | + |
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| 159 | + If in doubt, say N. |
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| 160 | + |
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| 124 | 161 | config ARM_ROCKCHIP_CPUFREQ |
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| 125 | 162 | tristate "Rockchip CPUfreq driver" |
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| 126 | 163 | depends on ARCH_ROCKCHIP && CPUFREQ_DT |
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| 127 | 164 | select PM_OPP |
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| 128 | 165 | help |
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| 129 | | - This adds the CPUFreq driver for Rockchip SoCs. |
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| 166 | + This adds the CPUFreq driver support for Rockchip SoCs, |
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| 167 | + based on cpufreq-dt. |
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| 130 | 168 | |
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| 131 | 169 | If in doubt, say N. |
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| 132 | 170 | |
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| .. | .. |
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| 168 | 206 | config ARM_S3C2410_CPUFREQ |
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| 169 | 207 | bool |
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| 170 | 208 | depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410 |
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| 171 | | - select S3C2410_CPUFREQ_UTILS |
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| 172 | 209 | help |
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| 173 | 210 | CPU Frequency scaling support for S3C2410 |
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| 174 | 211 | |
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| .. | .. |
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| 205 | 242 | config ARM_S3C2440_CPUFREQ |
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| 206 | 243 | bool "S3C2440/S3C2442 CPU Frequency scaling support" |
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| 207 | 244 | depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442) |
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| 208 | | - select S3C2410_CPUFREQ_UTILS |
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| 209 | 245 | default y |
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| 210 | 246 | help |
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| 211 | 247 | CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. |
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| .. | .. |
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| 238 | 274 | config ARM_SCMI_CPUFREQ |
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| 239 | 275 | tristate "SCMI based CPUfreq driver" |
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| 240 | 276 | depends on ARM_SCMI_PROTOCOL || COMPILE_TEST |
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| 241 | | - depends on !CPU_THERMAL || THERMAL |
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| 242 | 277 | select PM_OPP |
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| 243 | 278 | help |
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| 244 | 279 | This adds the CPUfreq driver support for ARM platforms using SCMI |
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| .. | .. |
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| 256 | 291 | |
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| 257 | 292 | config ARM_STI_CPUFREQ |
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| 258 | 293 | tristate "STi CPUFreq support" |
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| 259 | | - depends on SOC_STIH407 |
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| 294 | + depends on CPUFREQ_DT && SOC_STIH407 |
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| 260 | 295 | help |
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| 261 | 296 | This driver uses the generic OPP framework to match the running |
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| 262 | 297 | platform with a predefined set of suitable values. If not provided |
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| .. | .. |
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| 270 | 305 | default y |
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| 271 | 306 | |
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| 272 | 307 | config ARM_TEGRA20_CPUFREQ |
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| 273 | | - tristate "Tegra20 CPUFreq support" |
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| 274 | | - depends on ARCH_TEGRA |
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| 308 | + tristate "Tegra20/30 CPUFreq support" |
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| 309 | + depends on ARCH_TEGRA && CPUFREQ_DT |
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| 275 | 310 | default y |
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| 276 | 311 | help |
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| 277 | | - This adds the CPUFreq driver support for Tegra20 SOCs. |
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| 312 | + This adds the CPUFreq driver support for Tegra20/30 SOCs. |
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| 278 | 313 | |
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| 279 | 314 | config ARM_TEGRA124_CPUFREQ |
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| 280 | | - tristate "Tegra124 CPUFreq support" |
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| 281 | | - depends on ARCH_TEGRA && CPUFREQ_DT && REGULATOR |
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| 315 | + bool "Tegra124 CPUFreq support" |
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| 316 | + depends on ARCH_TEGRA && CPUFREQ_DT |
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| 282 | 317 | default y |
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| 283 | 318 | help |
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| 284 | 319 | This adds the CPUFreq driver support for Tegra124 SOCs. |
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| .. | .. |
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| 289 | 324 | help |
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| 290 | 325 | This adds the CPUFreq driver support for Tegra186 SOCs. |
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| 291 | 326 | |
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| 327 | +config ARM_TEGRA194_CPUFREQ |
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| 328 | + tristate "Tegra194 CPUFreq support" |
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| 329 | + depends on ARCH_TEGRA_194_SOC && TEGRA_BPMP |
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| 330 | + default y |
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| 331 | + help |
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| 332 | + This adds CPU frequency driver support for Tegra194 SOCs. |
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| 333 | + |
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| 292 | 334 | config ARM_TI_CPUFREQ |
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| 293 | 335 | bool "Texas Instruments CPUFreq support" |
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| 294 | 336 | depends on ARCH_OMAP2PLUS |
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| 337 | + default ARCH_OMAP2PLUS |
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| 295 | 338 | help |
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| 296 | 339 | This driver enables valid OPPs on the running platform based on |
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| 297 | 340 | values contained within the SoC in use. Enable this in order to |
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