From: Andrei Aldea <andrei1998@gmail.com>
To: jdelvare@suse.com
Cc: linux@roeck-us.net, linux-hwmon@vger.kernel.org,
linux-kernel@vger.kernel.org, Andrei Aldea <andrei1998@gmail.com>
Subject: [PATCH] HWMon: LM80: Add "support" for Texas Instruments AMC80
Date: Wed, 8 May 2024 04:02:44 -0500 [thread overview]
Message-ID: <20240508090244.18070-1-andrei1998@gmail.com> (raw)
Add support for AMC80 which is register compatible with LM96080 and a result of TI's acquisition of National Semiconductor
https://www.ti.com/lit/ds/symlink/amc80.pdf
Signed-off-by: Andrei Aldea <andrei1998@gmail.com>
---
drivers/hwmon/Kconfig | 4 ++--
drivers/hwmon/lm80.c | 6 ++++++
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 83945397b6eb..f901ece2ff43 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -1446,11 +1446,11 @@ config SENSORS_LM78
will be called lm78.
config SENSORS_LM80
- tristate "National Semiconductor LM80 and LM96080"
+ tristate "National Semiconductor LM80, LM96080 and compatibles"
depends on I2C
help
If you say yes here you get support for National Semiconductor
- LM80 and LM96080 sensor chips.
+ LM80, LM96080 and Texas Instruments AMC80 sensor chips.
This driver can also be built as a module. If so, the module
will be called lm80.
diff --git a/drivers/hwmon/lm80.c b/drivers/hwmon/lm80.c
index 63c7831bd3e1..0355b9d849be 100644
--- a/drivers/hwmon/lm80.c
+++ b/drivers/hwmon/lm80.c
@@ -573,6 +573,11 @@ static int lm80_detect(struct i2c_client *client, struct i2c_board_info *info)
return -ENODEV;
name = "lm96080";
+
+ /* Check for AMC80 version which is register compatible with lm96080 */
+ } else if (man_id == 0x80 && dev_id == 0x08) {
+ name = "amc80";
+
} else {
/* Check 6-bit addressing */
for (i = 0x2a; i <= 0x3d; i++) {
@@ -624,6 +629,7 @@ static int lm80_probe(struct i2c_client *client)
static const struct i2c_device_id lm80_id[] = {
{ "lm80", 0 },
{ "lm96080", 1 },
+ { "amc80", 2},
{ }
};
MODULE_DEVICE_TABLE(i2c, lm80_id);
--
2.39.3 (Apple Git-146)
next reply other threads:[~2024-05-08 9:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-08 9:02 Andrei Aldea [this message]
2024-05-08 12:40 ` [PATCH] HWMon: LM80: Add "support" for Texas Instruments AMC80 Guenter Roeck
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