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authorChris Packham <chris.packham@alliedtelesis.co.nz>2021-07-09 01:06:18 +0300
committerGuenter Roeck <linux@roeck-us.net>2021-08-18 00:54:25 +0300
commit129cdce3756117adcb0fced93cb926874355dbba (patch)
tree3fa4b36dd9547de48225f95e0e85837a076e32f6 /drivers/hwmon
parentbd56c1e9603a4c645fcafdef8df9b2b04125d406 (diff)
downloadlinux-129cdce3756117adcb0fced93cb926874355dbba.tar.xz
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: Chris Packham <chris.packham@alliedtelesis.co.nz> Link: https://lore.kernel.org/r/20210708220618.23576-1-chris.packham@alliedtelesis.co.nz Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/pmbus/bpa-rs600.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/hwmon/pmbus/bpa-rs600.c b/drivers/hwmon/pmbus/bpa-rs600.c
index 2be69fedfa36..d205b41540ce 100644
--- a/drivers/hwmon/pmbus/bpa-rs600.c
+++ b/drivers/hwmon/pmbus/bpa-rs600.c
@@ -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" },
{},