Thread (25 messages) 25 messages, 6 authors, 2015-08-04

Re: [PATCH v3 3/5] ARM: Exynos: switch to using generic cpufreq driver for Exynos4x12

From: Bartlomiej Zolnierkiewicz <hidden>
Date: 2015-08-03 10:18:50
Also in: linux-arm-kernel, linux-clk, linux-samsung-soc, lkml

Hi,

On Saturday, August 01, 2015 04:47:21 PM Viresh Kumar wrote:
On 31-07-15, 20:49, Bartlomiej Zolnierkiewicz wrote:
quoted
diff --git a/drivers/cpufreq/Kconfig b/drivers/cpufreq/Kconfig
index 659879a..bf6d596 100644
--- a/drivers/cpufreq/Kconfig
+++ b/drivers/cpufreq/Kconfig
@@ -191,6 +191,7 @@ config CPUFREQ_DT
 	# if CPU_THERMAL is on and THERMAL=m, CPUFREQ_DT cannot be =y:
 	depends on !CPU_THERMAL || THERMAL
 	select PM_OPP
+	select EXYNOS_THERMAL if ARCH_EXYNOS
 	help
 	  This adds a generic DT based cpufreq driver for frequency management.
 	  It supports both uniprocessor (UP) and symmetric multiprocessor (SMP)
No, we shouldn't pollute generic Kconfig options with platform specific stuff.
The old code depended on this.  You couldn't enable boost support
without enabling thermal support (ARM_EXYNOS_CPU_FREQ_BOOST_SW
config option selected EXYNOS_THERMAL).
Why don't you enable thermal in your .config?
It is enabled in exynos_defconfig but without the above change it
can disabled manually which is something that we don't want.

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics
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