linux-kernel - Re: [PATCH 15/21] cpufreq: remove s3c24xx drivers

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Message-ID: <20221025051904.yius5ugsuhucpmxs@vireshk-i7>
Date:   Tue, 25 Oct 2022 10:49:04 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        linux-kernel@...r.kernel.org, Ben Dooks <ben-linux@...ff.org>,
        Simtec Linux Team <linux@...tec.co.uk>,
        Arnd Bergmann <arnd@...db.de>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        linux-pm@...r.kernel.org, linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH 15/21] cpufreq: remove s3c24xx drivers

On 21-10-22, 22:27, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> All s3c24xx platforms were removed, so these five drivers are all
> obsolete now.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>  drivers/cpufreq/Kconfig.arm                  |  78 ---
>  drivers/cpufreq/Makefile                     |   6 -
>  drivers/cpufreq/s3c2410-cpufreq.c            | 155 -----
>  drivers/cpufreq/s3c2412-cpufreq.c            | 240 -------
>  drivers/cpufreq/s3c2416-cpufreq.c            | 492 --------------
>  drivers/cpufreq/s3c2440-cpufreq.c            | 321 ---------
>  drivers/cpufreq/s3c24xx-cpufreq-debugfs.c    | 163 -----
>  drivers/cpufreq/s3c24xx-cpufreq.c            | 648 -------------------
>  include/linux/soc/samsung/s3c-cpufreq-core.h | 299 ---------
>  9 files changed, 2402 deletions(-)
>  delete mode 100644 drivers/cpufreq/s3c2410-cpufreq.c
>  delete mode 100644 drivers/cpufreq/s3c2412-cpufreq.c
>  delete mode 100644 drivers/cpufreq/s3c2416-cpufreq.c
>  delete mode 100644 drivers/cpufreq/s3c2440-cpufreq.c
>  delete mode 100644 drivers/cpufreq/s3c24xx-cpufreq-debugfs.c
>  delete mode 100644 drivers/cpufreq/s3c24xx-cpufreq.c
>  delete mode 100644 include/linux/soc/samsung/s3c-cpufreq-core.h
> 
> diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
> index 8f7a1065f344..e3e0367305ec 100644
> --- a/drivers/cpufreq/Kconfig.arm
> +++ b/drivers/cpufreq/Kconfig.arm
> @@ -180,84 +180,6 @@ config ARM_RASPBERRYPI_CPUFREQ
>  
>  	  If in doubt, say N.
>  
> -config ARM_S3C_CPUFREQ
> -	bool
> -	help
> -	  Internal configuration node for common cpufreq on Samsung SoC
> -
> -config ARM_S3C24XX_CPUFREQ
> -	bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)"
> -	depends on ARCH_S3C24XX
> -	select ARM_S3C_CPUFREQ
> -	help
> -	  This enables the CPUfreq driver for the Samsung S3C24XX family
> -	  of CPUs.
> -
> -	  For details, take a look at <file:Documentation/cpu-freq>.
> -
> -	  If in doubt, say N.
> -
> -config ARM_S3C24XX_CPUFREQ_DEBUG
> -	bool "Debug CPUfreq Samsung driver core"
> -	depends on ARM_S3C24XX_CPUFREQ
> -	help
> -	  Enable s3c_freq_dbg for the Samsung S3C CPUfreq core
> -
> -config ARM_S3C24XX_CPUFREQ_IODEBUG
> -	bool "Debug CPUfreq Samsung driver IO timing"
> -	depends on ARM_S3C24XX_CPUFREQ
> -	help
> -	  Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core
> -
> -config ARM_S3C24XX_CPUFREQ_DEBUGFS
> -	bool "Export debugfs for CPUFreq"
> -	depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS
> -	help
> -	  Export status information via debugfs.
> -
> -config ARM_S3C2410_CPUFREQ
> -	bool
> -	depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410
> -	help
> -	  CPU Frequency scaling support for S3C2410
> -
> -config ARM_S3C2412_CPUFREQ
> -	bool
> -	depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412
> -	default y
> -	select S3C2412_IOTIMING
> -	help
> -	  CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs.
> -
> -config ARM_S3C2416_CPUFREQ
> -	bool "S3C2416 CPU Frequency scaling support"
> -	depends on CPU_S3C2416
> -	help
> -	  This adds the CPUFreq driver for the Samsung S3C2416 and
> -	  S3C2450 SoC. The S3C2416 supports changing the rate of the
> -	  armdiv clock source and also entering a so called dynamic
> -	  voltage scaling mode in which it is possible to reduce the
> -	  core voltage of the CPU.
> -
> -	  If in doubt, say N.
> -
> -config ARM_S3C2416_CPUFREQ_VCORESCALE
> -	bool "Allow voltage scaling for S3C2416 arm core"
> -	depends on ARM_S3C2416_CPUFREQ && REGULATOR
> -	help
> -	  Enable CPU voltage scaling when entering the dvs mode.
> -	  It uses information gathered through existing hardware and
> -	  tests but not documented in any datasheet.
> -
> -	  If in doubt, say N.
> -
> -config ARM_S3C2440_CPUFREQ
> -	bool "S3C2440/S3C2442 CPU Frequency scaling support"
> -	depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442)
> -	default y
> -	help
> -	  CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs.
> -
>  config ARM_S3C64XX_CPUFREQ
>  	bool "Samsung S3C64XX"
>  	depends on CPU_S3C6410
> diff --git a/drivers/cpufreq/Makefile b/drivers/cpufreq/Makefile
> index 8de99b213146..692c16e4ee55 100644
> --- a/drivers/cpufreq/Makefile
> +++ b/drivers/cpufreq/Makefile
> @@ -70,13 +70,7 @@ obj-$(CONFIG_PXA3xx)			+= pxa3xx-cpufreq.o
>  obj-$(CONFIG_ARM_QCOM_CPUFREQ_HW)	+= qcom-cpufreq-hw.o
>  obj-$(CONFIG_ARM_QCOM_CPUFREQ_NVMEM)	+= qcom-cpufreq-nvmem.o
>  obj-$(CONFIG_ARM_RASPBERRYPI_CPUFREQ) 	+= raspberrypi-cpufreq.o
> -obj-$(CONFIG_ARM_S3C2410_CPUFREQ)	+= s3c2410-cpufreq.o
> -obj-$(CONFIG_ARM_S3C2412_CPUFREQ)	+= s3c2412-cpufreq.o
> -obj-$(CONFIG_ARM_S3C2416_CPUFREQ)	+= s3c2416-cpufreq.o
> -obj-$(CONFIG_ARM_S3C2440_CPUFREQ)	+= s3c2440-cpufreq.o
>  obj-$(CONFIG_ARM_S3C64XX_CPUFREQ)	+= s3c64xx-cpufreq.o
> -obj-$(CONFIG_ARM_S3C24XX_CPUFREQ)	+= s3c24xx-cpufreq.o
> -obj-$(CONFIG_ARM_S3C24XX_CPUFREQ_DEBUGFS) += s3c24xx-cpufreq-debugfs.o
>  obj-$(CONFIG_ARM_S5PV210_CPUFREQ)	+= s5pv210-cpufreq.o
>  obj-$(CONFIG_ARM_SA1110_CPUFREQ)	+= sa1110-cpufreq.o
>  obj-$(CONFIG_ARM_SCMI_CPUFREQ)		+= scmi-cpufreq.o
> diff --git a/drivers/cpufreq/s3c2410-cpufreq.c b/drivers/cpufreq/s3c2410-cpufreq.c
> deleted file mode 100644
> index 5dcfbf0bfb74..000000000000
> diff --git a/drivers/cpufreq/s3c2412-cpufreq.c b/drivers/cpufreq/s3c2412-cpufreq.c
> deleted file mode 100644
> index 5945945ead7c..000000000000
> diff --git a/drivers/cpufreq/s3c2416-cpufreq.c b/drivers/cpufreq/s3c2416-cpufreq.c
> deleted file mode 100644
> index 5c221bc90210..000000000000
> diff --git a/drivers/cpufreq/s3c2440-cpufreq.c b/drivers/cpufreq/s3c2440-cpufreq.c
> deleted file mode 100644
> index 2011fb9c03a4..000000000000
> diff --git a/drivers/cpufreq/s3c24xx-cpufreq-debugfs.c b/drivers/cpufreq/s3c24xx-cpufreq-debugfs.c
> deleted file mode 100644
> index 93971dfe7c75..000000000000
> diff --git a/drivers/cpufreq/s3c24xx-cpufreq.c b/drivers/cpufreq/s3c24xx-cpufreq.c
> deleted file mode 100644
> index 7380c32b238e..000000000000
> diff --git a/include/linux/soc/samsung/s3c-cpufreq-core.h b/include/linux/soc/samsung/s3c-cpufreq-core.h
> deleted file mode 100644
> index 3b278afb769b..000000000000

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>

-- 
viresh