From: Matthias Kaehlcke <mka@chromium.org>
To: MyungJoo Ham <myungjoo.ham@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
Arnd Bergmann <arnd@arndb.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Brian Norris <briannorris@chromium.org>,
Douglas Anderson <dianders@chromium.org>,
Enric Balletbo i Serra <enric.balletbo@collabora.com>,
"Rafael J . Wysocki" <rjw@rjwysocki.net>,
Viresh Kumar <viresh.kumar@linaro.org>,
Lee Jones <lee.jones@linaro.org>,
Matthias Kaehlcke <mka@chromium.org>
Subject: [PATCH v3 12/12] mfd: cros_ec: Add throttler sub-device
Date: Thu, 14 Jun 2018 12:47:12 -0700 [thread overview]
Message-ID: <20180614194712.102134-13-mka@chromium.org> (raw)
In-Reply-To: <20180614194712.102134-1-mka@chromium.org>
Instantiate the CrOS EC throttler if it is enabled in the kernel
configuration.
Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
---
Changes in v3:
- patch added to series
drivers/mfd/cros_ec.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c
index 36156a41499c..5f52b6e2c21a 100644
--- a/drivers/mfd/cros_ec.c
+++ b/drivers/mfd/cros_ec.c
@@ -91,6 +91,10 @@ static int cros_ec_sleep_event(struct cros_ec_device *ec_dev, u8 sleep_event)
return cros_ec_cmd_xfer(ec_dev, &buf.msg);
}
+static const struct mfd_cell ec_throttler_cell = {
+ .name = "cros-ec-throttler",
+};
+
int cros_ec_register(struct cros_ec_device *ec_dev)
{
struct device *dev = ec_dev->dev;
@@ -153,6 +157,18 @@ int cros_ec_register(struct cros_ec_device *ec_dev)
}
}
+ if (IS_ENABLED(CONFIG_CROS_EC_THROTTLER)) {
+ err = mfd_add_devices(ec_dev->dev, PLATFORM_DEVID_AUTO,
+ &ec_throttler_cell, 1, NULL, ec_dev->irq,
+ NULL);
+ if (err) {
+ dev_err(dev,
+ "Failed to register throttler subdevice %d\n",
+ err);
+ return err;
+ }
+ }
+
if (IS_ENABLED(CONFIG_OF) && dev->of_node) {
err = devm_of_platform_populate(dev);
if (err) {
--
2.18.0.rc1.242.g61856ae69a-goog
next prev parent reply other threads:[~2018-06-14 19:47 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-14 19:47 [PATCH v3 00/12] Add throttler driver for non-thermal throttling Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 01/12] PM / devfreq: Init user limits from OPP limits, not viceversa Matthias Kaehlcke
2018-06-15 21:06 ` Brian Norris
2018-06-15 21:25 ` Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 02/12] PM / devfreq: Fix handling of min/max_freq == 0 Matthias Kaehlcke
2018-06-18 20:12 ` Brian Norris
2018-06-14 19:47 ` [PATCH v3 03/12] PM / devfreq: Don't adjust to user limits in governors Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 04/12] PM / devfreq: Add struct devfreq_policy Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 05/12] PM / devfreg: Add support for policy notifiers Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 06/12] PM / devfreq: Make update_devfreq() public Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 07/12] PM / devfreq: export devfreq_class Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 08/12] cpufreq: Add stub for cpufreq_update_policy() Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 09/12] dt-bindings: PM / OPP: add opp-throttlers property Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 10/12] misc: throttler: Add core support for non-thermal throttling Matthias Kaehlcke
2018-06-18 23:03 ` Brian Norris
2018-06-18 23:59 ` Matthias Kaehlcke
2018-06-14 19:47 ` [PATCH v3 11/12] misc: throttler: Add Chrome OS EC throttler Matthias Kaehlcke
2018-06-18 23:34 ` Brian Norris
2018-06-14 19:47 ` Matthias Kaehlcke [this message]
2018-06-18 23:21 ` [PATCH v3 12/12] mfd: cros_ec: Add throttler sub-device Brian Norris
2018-06-19 8:41 ` Enric Balletbo Serra
2018-06-19 17:55 ` Matthias Kaehlcke
2018-06-19 17:43 ` Matthias Kaehlcke
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