linux-kernel - [PATCH v2 1/3] hwmon: tmp401: add support for TI TMP435

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Message-Id: <1417706574-1023-2-git-send-email-bgolaszewski@baylibre.com>
Date:	Thu,  4 Dec 2014 16:22:52 +0100
From:	Bartosz Golaszewski <bgolaszewski@...libre.com>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Benoit Cousson <bcousson@...libre.com>,
	Patrick Titiano <ptitiano@...libre.com>,
	LM Sensors <lm-sensors@...sensors.org>,
	Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: [PATCH v2 1/3] hwmon: tmp401: add support for TI TMP435

From: Patrick Titiano <ptitiano@...libre.com>

Signed-off-by: Patrick Titiano <ptitiano@...libre.com>
[Bartosz Golaszewski: prepared for submission, code review fixes]
Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
---
 drivers/hwmon/tmp401.c | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c
index 7fa6e7d..a5f0973 100644
--- a/drivers/hwmon/tmp401.c
+++ b/drivers/hwmon/tmp401.c
@@ -8,6 +8,9 @@
  * Cleanup and support for TMP431 and TMP432 by Guenter Roeck
  * Copyright (c) 2013 Guenter Roeck <linux@...ck-us.net>
  *
+ * Support for TMP435 by Patrick Titiano
+ * Copyright (c) 2014 Patrick Titiano <ptitiano@...libre.com>
+ *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
@@ -46,7 +49,7 @@
 /* Addresses to scan */
 static const unsigned short normal_i2c[] = { 0x4c, 0x4d, 0x4e, I2C_CLIENT_END };
 
-enum chips { tmp401, tmp411, tmp431, tmp432 };
+enum chips { tmp401, tmp411, tmp431, tmp432, tmp435 };
 
 /*
  * The TMP401 registers, note some registers have different addresses for
@@ -136,6 +139,7 @@ static const u8 TMP432_STATUS_REG[] = {
 #define TMP411C_DEVICE_ID			0x10
 #define TMP431_DEVICE_ID			0x31
 #define TMP432_DEVICE_ID			0x32
+#define TMP435_DEVICE_ID			0x35
 
 /*
  * Driver data (common to all clients)
@@ -146,6 +150,7 @@ static const struct i2c_device_id tmp401_id[] = {
 	{ "tmp411", tmp411 },
 	{ "tmp431", tmp431 },
 	{ "tmp432", tmp432 },
+	{ "tmp435", tmp435 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, tmp401_id);
@@ -684,6 +689,11 @@ static int tmp401_detect(struct i2c_client *client,
 			return -ENODEV;
 		kind = tmp432;
 		break;
+	case TMP435_DEVICE_ID:
+		if (client->addr != 0x4c)
+			return -ENODEV;
+		kind = tmp435;
+		break;
 	default:
 		return -ENODEV;
 	}
@@ -705,7 +715,9 @@ static int tmp401_detect(struct i2c_client *client,
 static int tmp401_probe(struct i2c_client *client,
 			const struct i2c_device_id *id)
 {
-	const char *names[] = { "TMP401", "TMP411", "TMP431", "TMP432" };
+	static const char * const names[] = {
+		"TMP401", "TMP411", "TMP431", "TMP432", "TMP435"
+	};
 	struct device *dev = &client->dev;
 	struct device *hwmon_dev;
 	struct tmp401_data *data;
-- 
2.1.3

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