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Commit Graph

17 Commits

Author SHA1 Message Date
Andrew-sh.Cheng
9176b425bf cpufreq: mediatek: Add support for mt8183
Add compatible string for mediatek mt8183

Signed-off-by: Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com>
[ VK: Fixed rebase conflict ]
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
2019-08-22 11:31:04 +05:30
Andrew-sh.Cheng
dce0bb84a7 cpufreq: mediatek: change to regulator_get_optional
For new mediatek chip mt8183,
cci and little cluster share the same buck,
so need to modify the attribute of regulator from exclusive to optional

Signed-off-by: Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
2019-08-22 11:31:04 +05:30
Fabien Parent
683df830e6 cpufreq: mediatek-cpufreq: Add compatible for MT8516
Add the compatible for MT8516 in order to take advantage of the
MediaTek CPUFreq driver for Mediatek's MT8516 SoC.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
2019-08-07 14:34:03 +05:30
Thomas Gleixner
1802d0beec treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation this program is
  distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 655 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:41 -07:00
Rafael J. Wysocki
1271d6d576 Merge branch 'pm-opp'
* pm-opp:
  cpufreq: OMAP: Register an Energy Model
  cpufreq: imx6q: Register an Energy Model
  opp: no need to check return value of debugfs_create functions
  cpufreq: mediatek: Register an Energy Model
  cpufreq: scmi: Register an Energy Model
  cpufreq: arm_big_little: Register an Energy Model
  cpufreq: scpi: Register an Energy Model
  cpufreq: dt: Register an Energy Model
2019-03-04 11:19:14 +01:00
Matthias Kaehlcke
1058d1efbc cpufreq: mediatek: Register an Energy Model
Try and register an Energy Model from mediatek-cpufreq to allow
interested subsystems like the task scheduler to use the provided
information.

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
2019-02-07 09:58:32 +05:30
Amit Kucheria
0db60d6b89 cpufreq: mediatek: Use auto-registration of thermal cooling device
Use the CPUFREQ_IS_COOLING_DEV flag to allow cpufreq core to
automatically register as a thermal cooling device.

This allows removal of boiler plate code from the driver.

Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-01-30 23:06:08 +01:00
Viresh Kumar
b563afbaa8 cpufreq: mediatek: Don't validate the frequency table twice
The cpufreq core is already validating the CPU frequency table after
calling the ->init() callback of the cpufreq drivers and the drivers
don't need to do the same anymore. Though they need to set the
policy->freq_table field directly from the ->init() callback now.

Stop validating the frequency table from mediatek driver.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2018-03-20 12:07:52 +01:00
Viresh Kumar
cb8bd2ff15 cpufreq: mediatek: Convert pr_warn() to pr_debug()
With multi-platform build images, this shows a message on non mediatek
platforms, which is unnecessary. Convert pr_warn() to pr_debug() here.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2018-02-27 18:22:12 +01:00
Rafael J. Wysocki
f06970f4b0 Merge branch 'pm-cpufreq-thermal' into pm-cpufreq
* pm-cpufreq-thermal:
  cpu_cooling: Remove static-power related documentation
  cpu_cooling: Drop static-power related stuff
  cpu_cooling: Keep only one of_cpufreq*cooling_register() helper
  cpu_cooling: Remove unused cpufreq_power_cooling_register()
  cpu_cooling: Make of_cpufreq_power_cooling_register() parse DT
2018-01-18 02:52:42 +01:00
Andrew-sh Cheng
a9596dbc35 cpufreq: mediatek: add mt2712 into compatible list
Support mt2712 in mediatek-cpufreq.c

Signed-off-by: Andrew-sh Cheng <andrew-sh.cheng@mediatek.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-12-13 01:42:25 +01:00
Viresh Kumar
3ebb62ffc4 cpu_cooling: Keep only one of_cpufreq*cooling_register() helper
of_cpufreq_cooling_register() isn't used by anyone and so can be
removed, but then we would be left with two routines:
cpufreq_cooling_register() and of_cpufreq_power_cooling_register() that
would look odd.

Remove current implementation of of_cpufreq_cooling_register() and
rename of_cpufreq_power_cooling_register() as
of_cpufreq_cooling_register(). This simplifies lots of stuff.

Acked-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-12-07 22:52:01 +01:00
Viresh Kumar
f5f263fed6 cpu_cooling: Make of_cpufreq_power_cooling_register() parse DT
All the callers of of_cpufreq_power_cooling_register() have almost
identical code and it makes more sense to move that code into the helper
as its all about reading DT properties.

This got rid of lot of redundant code.

Acked-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-12-07 22:52:01 +01:00
Jesse Chan
7e8a09e05a cpufreq: mediatek: add missing MODULE_DESCRIPTION/AUTHOR/LICENSE
This change resolves a new compile-time warning
when built as a loadable module:

WARNING: modpost: missing MODULE_LICENSE() in drivers/cpufreq/mediatek-cpufreq.o
see include/linux/module.h for more information

This adds the license as "GPL v2", which matches the header of the file.

MODULE_DESCRIPTION and MODULE_AUTHOR are also added.

Signed-off-by: Jesse Chan <jc@linux.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-11-22 00:00:14 +01:00
Sean Wang
ccc03d86e2 cpufreq: mediatek: add support of cpufreq to MT7622 SoC
MT7622 is a 64-bit ARMv8 based dual-core SoC (2 * Cortex-A53) with a
single cluster. The hardware is also compatible with the current driver,
so add MT7622 as one of the compatible string list.

Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-08-10 01:29:53 +02:00
Sean Wang
862e0104f4 cpufreq: mediatek: add cleanups with the more generic naming
Since more MediaTek SoCs can be supported with the cpufreq driver and not
limited to MT8173, a couple of cleanups are done here with renaming those
functions and related structures with "mtk" instead of "mt8173".

Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-08-10 01:29:53 +02:00
Sean Wang
501c574f4e cpufreq: mediatek: Add support of cpufreq to MT2701/MT7623 SoC
MT2701/MT7623 is a 32-bit ARMv7 based quad-core (4 * Cortex-A7) with
single cluster and this hardware is also compatible with the existing
driver through enabling CPU frequency feature with operating-points-v2
bindings. Also, this driver actually supports all MediaTek SoCs, the
Kconfig menu entry and file name itself should be updated with more
generic name to drop "MT8173"

Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-07-22 02:19:37 +02:00