Commit 2b3d0c19 authored by Yi Li's avatar Yi Li Committed by Guenter Roeck
Browse files

hwmon: (adm1275) Enable adm1278 VOUT sampling 



The adm1278 can optionally monitor the VOUT pin. This functionality is
not enabled at reset, so PMON_CONFIG needs to be modified in order to
enable it.

Signed-off-by: default avatarYi Li <adamliyi@msn.com>
Signed-off-by: default avatarJoel Stanley <joel@jms.id.au>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent aaf6fabf

drivers/hwmon/pmbus/adm1275.c

+16 −4
Original line number Diff line number Diff line
@@ -499,15 +499,27 @@ static int adm1275_probe(struct i2c_client *client, 
		pindex = 2;

		tindex = 3;



		info->func[0] |= PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT;

		info->func[0] |= PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT |

			PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT;



		/* Enable VOUT if not enabled (it is disabled by default) */

		if (!(config & ADM1278_VOUT_EN)) {

			config |= ADM1278_VOUT_EN;

			ret = i2c_smbus_write_byte_data(client,

							ADM1275_PMON_CONFIG,

							config);

			if (ret < 0) {

				dev_err(&client->dev,

					"Failed to enable VOUT monitoring\n");

				return -ENODEV;

			}

		}



		if (config & ADM1278_TEMP1_EN)

			info->func[0] |=

				PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP;

		if (config & ADM1278_VIN_EN)

			info->func[0] |= PMBUS_HAVE_VIN;

		if (config & ADM1278_VOUT_EN)

			info->func[0] |=

				PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT;

		break;

	case adm1293:

	case adm1294:

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