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[78.94.0.51]) by smtp.gmail.com with ESMTPSA id j2-20020a5d4482000000b003143867d2ebsm4867463wrq.63.2023.07.12.04.48.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Jul 2023 04:48:16 -0700 (PDT) From: Naresh Solanki X-Google-Original-From: Naresh Solanki To: devicetree@vger.kernel.org, Guenter Roeck , Jean Delvare Cc: linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, Patrick Rudolph , Naresh Solanki Subject: [PATCH 3/8] hwmon: (pmbus/mp2975) Prepare for MP2973 and MP2971 Date: Wed, 12 Jul 2023 13:47:44 +0200 Message-ID: <20230712114754.500477-3-Naresh.Solanki@9elements.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230712114754.500477-1-Naresh.Solanki@9elements.com> References: <20230712114754.500477-1-Naresh.Solanki@9elements.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1771216957503171898 X-GMAIL-MSGID: 1771216957503171898 From: Patrick Rudolph Add support for differntiating between the chips. The following commits will make use of this mechanism. Signed-off-by: Patrick Rudolph Signed-off-by: Naresh Solanki --- drivers/hwmon/pmbus/mp2975.c | 27 +++++++++++++++++++-------- 1 file changed, 19 insertions(+), 8 deletions(-) diff --git a/drivers/hwmon/pmbus/mp2975.c b/drivers/hwmon/pmbus/mp2975.c index 130cfde52e42..04778f2dcbdb 100644 --- a/drivers/hwmon/pmbus/mp2975.c +++ b/drivers/hwmon/pmbus/mp2975.c @@ -10,6 +10,7 @@ #include #include #include +#include #include "pmbus.h" /* Vendor specific registers. */ @@ -56,8 +57,13 @@ PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | \ PMBUS_HAVE_POUT | PMBUS_PHASE_VIRTUAL) +enum chips { + mp2975 +}; + struct mp2975_data { struct pmbus_driver_info info; + enum chips chip_id; int vout_scale; int vid_step[MP2975_PAGE_NUM]; int vref[MP2975_PAGE_NUM]; @@ -68,6 +74,13 @@ struct mp2975_data { int curr_sense_gain[MP2975_PAGE_NUM]; }; +static const struct i2c_device_id mp2975_id[] = { + {"mp2975", mp2975}, + {} +}; + +MODULE_DEVICE_TABLE(i2c, mp2975_id); + #define to_mp2975_data(x) container_of(x, struct mp2975_data, info) static int mp2975_read_byte_data(struct i2c_client *client, int page, int reg) @@ -691,6 +704,11 @@ static int mp2975_probe(struct i2c_client *client) if (!data) return -ENOMEM; + if (client->dev.of_node) + data->chip_id = (enum chips)of_device_get_match_data(&client->dev); + else + data->chip_id = i2c_match_id(mp2975_id, client)->driver_data; + memcpy(&data->info, &mp2975_info, sizeof(*info)); info = &data->info; @@ -739,15 +757,8 @@ static int mp2975_probe(struct i2c_client *client) return pmbus_do_probe(client, info); } -static const struct i2c_device_id mp2975_id[] = { - {"mp2975", 0}, - {} -}; - -MODULE_DEVICE_TABLE(i2c, mp2975_id); - static const struct of_device_id __maybe_unused mp2975_of_match[] = { - {.compatible = "mps,mp2975"}, + {.compatible = "mps,mp2975", .data = (void *)mp2975}, {} }; MODULE_DEVICE_TABLE(of, mp2975_of_match);