Commit 129cdce3 authored by Chris Packham's avatar Chris Packham Committed by Guenter Roeck
Browse files

hwmon: (pmbus/bpa-rs600) Support BPD-RS600 



The BPD-RS600 is the DC version of the BPA-RS600. The PMBUS interface is
the same between the two models. Keep the same compatible string but
accept either BPA-RS600 or BPD-RS600 in the PMBUS_MFR_MODEL.

Signed-off-by: default avatarChris Packham <chris.packham@alliedtelesis.co.nz>
Link: https://lore.kernel.org/r/20210708220618.23576-1-chris.packham@alliedtelesis.co.nz


Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent bd56c1e9

drivers/hwmon/pmbus/bpa-rs600.c

+15 −7
Original line number Diff line number Diff line
@@ -21,6 +21,8 @@ 
#define BPARS600_MFR_IOUT_MAX	0xa6

#define BPARS600_MFR_POUT_MAX	0xa7



enum chips { bpa_rs600, bpd_rs600 };



static int bpa_rs600_read_byte_data(struct i2c_client *client, int page, int reg)

{

	int ret;
@@ -146,11 +148,19 @@ static struct pmbus_driver_info bpa_rs600_info = { 
	.read_word_data = bpa_rs600_read_word_data,

};



static const struct i2c_device_id bpa_rs600_id[] = {

	{ "bpa-rs600", bpa_rs600 },

	{ "bpd-rs600", bpd_rs600 },

	{},

};

MODULE_DEVICE_TABLE(i2c, bpa_rs600_id);



static int bpa_rs600_probe(struct i2c_client *client)

{

	struct device *dev = &client->dev;

	u8 buf[I2C_SMBUS_BLOCK_MAX + 1];

	int ret;

	const struct i2c_device_id *mid;



	if (!i2c_check_functionality(client->adapter,

				     I2C_FUNC_SMBUS_READ_BYTE_DATA
@@ -164,7 +174,11 @@ static int bpa_rs600_probe(struct i2c_client *client) 
		return ret;

	}



	if (strncmp(buf, "BPA-RS600", 8)) {

	for (mid = bpa_rs600_id; mid->name[0]; mid++) {

		if (!strncasecmp(buf, mid->name, strlen(mid->name)))

			break;

	}

	if (!mid->name[0]) {

		buf[ret] = '\0';

		dev_err(dev, "Unsupported Manufacturer Model '%s'\n", buf);

		return -ENODEV;
@@ -173,12 +187,6 @@ static int bpa_rs600_probe(struct i2c_client *client) 
	return pmbus_do_probe(client, &bpa_rs600_info);

}



static const struct i2c_device_id bpa_rs600_id[] = {

	{ "bpars600", 0 },

	{},

};

MODULE_DEVICE_TABLE(i2c, bpa_rs600_id);



static const struct of_device_id __maybe_unused bpa_rs600_of_match[] = {

	{ .compatible = "blutek,bpa-rs600" },

	{},