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[24.22.235.96]) by smtp.gmail.com with ESMTPSA id u20sm18083307pfm.145.2019.05.29.00.11.28 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 29 May 2019 00:11:29 -0700 (PDT) From: Andrey Smirnov To: linux-pm@vger.kernel.org Cc: Andrey Smirnov , Chris Healy , Lucas Stach , Fabio Estevam , Guenter Roeck , Sebastian Reichel , linux-kernel@vger.kernel.org Subject: [PATCH 2/2] power: supply: ucs1002: Add HWMON interface Date: Wed, 29 May 2019 00:11:12 -0700 Message-Id: <20190529071112.16849-3-andrew.smirnov@gmail.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190529071112.16849-1-andrew.smirnov@gmail.com> References: <20190529071112.16849-1-andrew.smirnov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Expose current sensors found on UCS1002 via HWMON. Signed-off-by: Andrey Smirnov Cc: Chris Healy Cc: Lucas Stach Cc: Fabio Estevam Cc: Guenter Roeck Cc: Sebastian Reichel Cc: linux-kernel@vger.kernel.org Cc: linux-pm@vger.kernel.org --- drivers/power/supply/ucs1002_power.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/power/supply/ucs1002_power.c b/drivers/power/supply/ucs1002_power.c index 1c89d030c045..1faf2ef7d3f0 100644 --- a/drivers/power/supply/ucs1002_power.c +++ b/drivers/power/supply/ucs1002_power.c @@ -491,7 +491,7 @@ static const struct regulator_desc ucs1002_regulator_descriptor = { static int ucs1002_probe(struct i2c_client *client, const struct i2c_device_id *dev_id) { - struct device *dev = &client->dev; + struct device *hwmon, *dev = &client->dev; struct power_supply_config charger_config = {}; const struct regmap_config regmap_config = { .reg_bits = 8, @@ -571,6 +571,13 @@ static int ucs1002_probe(struct i2c_client *client, return ret; } + hwmon = devm_power_supply_add_hwmon_sysfs(info->charger); + ret = PTR_ERR_OR_ZERO(hwmon); + if (ret) { + dev_err(dev, "Failed to add hmwon attributes: %d\n", ret); + return ret; + } + ret = regmap_read(info->regmap, UCS1002_REG_PIN_STATUS, ®val); if (ret) { dev_err(dev, "Failed to read pin status: %d\n", ret); -- 2.21.0