From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Sender: rtc-linux@googlegroups.com MIME-Version: 1.0 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk. [2a00:1098:0:82:1000:25:2eeb:e3e3]) by gmr-mx.google.com with ESMTPS id s84si469481wmf.5.2017.07.12.03.13.29 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 12 Jul 2017 03:13:29 -0700 (PDT) From: Enric Balletbo i Serra To: Jonathan Cameron , Lee Jones , bleung@chromium.org Cc: martinez.javier@gmail.com, Guenter Roeck , Gwendal Grignou , linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, rtc-linux@googlegroups.com, Stephen Barber Subject: [rtc-linux] [PATCH v3 4/4] mfd: cros_ec: add RTC as mfd subdevice Date: Wed, 12 Jul 2017 12:13:09 +0200 Message-Id: <20170712101309.6045-5-enric.balletbo@collabora.com> In-Reply-To: <20170712101309.6045-1-enric.balletbo@collabora.com> References: <20170712101309.6045-1-enric.balletbo@collabora.com> Reply-To: rtc-linux@googlegroups.com Content-Type: text/plain; charset="UTF-8" List-ID: List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , From: Stephen Barber If the EC supports RTC host commands, expose an RTC device. Signed-off-by: Stephen Barber Signed-off-by: Enric Balletbo i Serra --- drivers/mfd/cros_ec.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c index 75a27a6..ff972fb 100644 --- a/drivers/mfd/cros_ec.c +++ b/drivers/mfd/cros_ec.c @@ -51,6 +51,10 @@ static const struct mfd_cell ec_pd_cell = { .pdata_size = sizeof(pd_p), }; +static const struct mfd_cell ec_rtc_cell = { + .name = "cros-ec-rtc", +}; + static irqreturn_t ec_irq_thread(int irq, void *data) { struct cros_ec_device *ec_dev = data; @@ -245,6 +249,16 @@ static void cros_ec_sensors_register(struct cros_ec_device *ec_dev) kfree(msg); } +static void cros_ec_rtc_register(struct cros_ec_device *ec_dev) +{ + int ret; + + ret = mfd_add_devices(ec_dev->dev, PLATFORM_DEVID_AUTO, &ec_rtc_cell, + 1, NULL, 0, NULL); + if (ret) + dev_err(ec_dev->dev, "failed to add EC RTC\n"); +} + int cros_ec_register(struct cros_ec_device *ec_dev) { struct device *dev = ec_dev->dev; @@ -294,6 +308,10 @@ int cros_ec_register(struct cros_ec_device *ec_dev) if (cros_ec_check_features(ec_dev, EC_FEATURE_MOTION_SENSE)) cros_ec_sensors_register(ec_dev); + /* Check whether this EC has RTC support */ + if (cros_ec_check_features(ec_dev, EC_FEATURE_RTC)) + cros_ec_rtc_register(ec_dev); + if (ec_dev->max_passthru) { /* * Register a PD device as well on top of this device. -- 2.9.3 -- You received this message because you are subscribed to "rtc-linux". Membership options at http://groups.google.com/group/rtc-linux . Please read http://groups.google.com/group/rtc-linux/web/checklist before submitting a driver. --- You received this message because you are subscribed to the Google Groups "rtc-linux" group. To unsubscribe from this group and stop receiving emails from it, send an email to rtc-linux+unsubscribe@googlegroups.com. For more options, visit https://groups.google.com/d/optout.