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Message-Id: <1577350032-127172-1-git-send-email-pengms1@lenovo.com>
Date: Thu, 26 Dec 2019 16:47:12 +0800
From: Andrew Peng <pengms1@...ovo.com>
To: linux@...ck-us.net, jdelvare@...e.com, linux-hwmon@...r.kernel.org,
linux-kernel@...r.kernel.org, benjaminfair@...gle.com
Cc: openbmc@...ts.ozlabs.org, Andrew Peng <pengms1@...ovo.com>,
Derek Lin <dlin23@...ovo.com>, Yonghui Liu <liuyh21@...ovo.com>
Subject: [PATCH v1 0/1] hwmon: (pmbus) Add Infineon IR38164, Renesas RAA228006, and TI SN1701022 driver
Add the pmbus driver for Infineon IR38164 Voltage Regulator driver.
Add the pmbus driver for Renesas RAA228006 Digital PWM Controller.
Add the pmbus driver for TI SN1701022 driver.
Signed-off-by: Andrew Peng <pengms1@...ovo.com>
Signed-off-by: Derek Lin <dlin23@...ovo.com>
Signed-off-by: Yonghui Liu <liuyh21@...ovo.com>
---
v1: initial version
drivers/hwmon/pmbus/Kconfig | 25 ++++++++
drivers/hwmon/pmbus/Makefile | 3 +
drivers/hwmon/pmbus/ir38164.c | 72 +++++++++++++++++++++++
drivers/hwmon/pmbus/raa228006.c | 127 ++++++++++++++++++++++++++++++++++++++++
drivers/hwmon/pmbus/sn1701022.c | 80 +++++++++++++++++++++++++
5 files changed, 307 insertions(+)
create mode 100644 drivers/hwmon/pmbus/ir38164.c
create mode 100644 drivers/hwmon/pmbus/raa228006.c
create mode 100644 drivers/hwmon/pmbus/sn1701022.c
diff --git a/drivers/hwmon/pmbus/Kconfig b/drivers/hwmon/pmbus/Kconfig
index b658848..d51e67d 100644
--- a/drivers/hwmon/pmbus/Kconfig
+++ b/drivers/hwmon/pmbus/Kconfig
@@ -64,6 +64,15 @@ config SENSORS_IR38064
This driver can also be built as a module. If so, the module will
be called ir38064.
+config SENSORS_IR38164
+ tristate "Infineon IR38164"
+ help
+ If you say yes here you get hardware monitoring support for Infineon
+ IR38164.
+
+ This driver can also be built as a module. If so, the module will
+ be called ir38164.
+
config SENSORS_IRPS5401
tristate "Infineon IRPS5401"
help
@@ -221,4 +230,20 @@ config SENSORS_ZL6100
This driver can also be built as a module. If so, the module will
be called zl6100.
+config SENSORS_RAA228006
+ tristate "RAA228006 and compatibles"
+ help
+ If you say yes here you get hardware monitoring support for RAA228006.
+
+ This driver can also be built as a module. If so, the module will
+ be called RAA228006.
+
+config SENSORS_SN1701022
+ tristate "SN1701022"
+ help
+ If you say yes here you get hardware monitoring support for SN1701022.
+
+ This driver can also be built as a module. If so, the module will
+ be called sn1701022.
+
endif # PMBUS
diff --git a/drivers/hwmon/pmbus/Makefile b/drivers/hwmon/pmbus/Makefile
index c950ea9..21d259f 100644
--- a/drivers/hwmon/pmbus/Makefile
+++ b/drivers/hwmon/pmbus/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_SENSORS_ADM1275) += adm1275.o
obj-$(CONFIG_SENSORS_IBM_CFFPS) += ibm-cffps.o
obj-$(CONFIG_SENSORS_IR35221) += ir35221.o
obj-$(CONFIG_SENSORS_IR38064) += ir38064.o
+obj-$(CONFIG_SENSORS_IR38164) += ir38164.o
obj-$(CONFIG_SENSORS_IRPS5401) += irps5401.o
obj-$(CONFIG_SENSORS_ISL68137) += isl68137.o
obj-$(CONFIG_SENSORS_LM25066) += lm25066.o
@@ -25,3 +26,5 @@ obj-$(CONFIG_SENSORS_TPS53679) += tps53679.o
obj-$(CONFIG_SENSORS_UCD9000) += ucd9000.o
obj-$(CONFIG_SENSORS_UCD9200) += ucd9200.o
obj-$(CONFIG_SENSORS_ZL6100) += zl6100.o
+obj-$(CONFIG_SENSORS_RAA228006) += raa228006.o
+obj-$(CONFIG_SENSORS_SN1701022) += sn1701022.o
diff --git a/drivers/hwmon/pmbus/ir38164.c b/drivers/hwmon/pmbus/ir38164.c
new file mode 100644
index 0000000..db89473
--- /dev/null
+++ b/drivers/hwmon/pmbus/ir38164.c
@@ -0,0 +1,72 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Hardware monitoring driver for Infineon ir38164
+ *
+ * Copyright (C) 2019-present Lenovo
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <linux/err.h>
+#include <linux/i2c.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include "pmbus.h"
+
+static struct pmbus_driver_info ir38164_info = {
+ .pages = 1,
+ .format[PSC_VOLTAGE_IN] = linear,
+ .format[PSC_VOLTAGE_OUT] = linear,
+ .format[PSC_CURRENT_OUT] = linear,
+ .format[PSC_POWER] = linear,
+ .format[PSC_TEMPERATURE] = linear,
+
+ .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT
+ | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP
+ | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT
+ | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT
+ | PMBUS_HAVE_POUT,
+};
+
+static int ir38164_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ return pmbus_do_probe(client, id, &ir38164_info);
+}
+
+static const struct i2c_device_id ir38164_id[] = {
+ {"ir38164", 0},
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, ir38164_id);
+
+/* This is the driver that will be inserted */
+static struct i2c_driver ir38164_driver = {
+ .driver = {
+ .name = "ir38164",
+ },
+ .probe = ir38164_probe,
+ .remove = pmbus_do_remove,
+ .id_table = ir38164_id,
+};
+
+module_i2c_driver(ir38164_driver);
+
+MODULE_AUTHOR("Yonghui Liu <liuyh21@...ovo.com>");
+MODULE_DESCRIPTION("PMBus driver for Infineon ir38164");
+MODULE_LICENSE("GPL");
diff --git a/drivers/hwmon/pmbus/raa228006.c b/drivers/hwmon/pmbus/raa228006.c
new file mode 100644
index 0000000..9aed481
--- /dev/null
+++ b/drivers/hwmon/pmbus/raa228006.c
@@ -0,0 +1,127 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Hardware monitoring driver for raa228006
+ *
+ * Copyright (C) 2019-present Lenovo
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <linux/err.h>
+#include <linux/i2c.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include "pmbus.h"
+
+static int raa228006_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct pmbus_driver_info *info;
+ u8 buf[I2C_SMBUS_BLOCK_MAX];
+ int ret;
+
+ if (!i2c_check_functionality(client->adapter,
+ I2C_FUNC_SMBUS_READ_BYTE_DATA
+ | I2C_FUNC_SMBUS_READ_WORD_DATA
+ | I2C_FUNC_SMBUS_READ_BLOCK_DATA))
+ return -ENODEV;
+
+ /* By default this device doesn't boot to page 0, so set page 0
+ * to access all pmbus registers.
+ */
+
+ i2c_smbus_write_byte_data(client, 0, 0);
+
+ /* Read Manufacturer id */
+ ret = i2c_smbus_read_block_data(client, PMBUS_MFR_ID, buf);
+ if (ret < 0) {
+ dev_err(&client->dev, "Failed to read PMBUS_MFR_ID\n");
+ return ret;
+ }
+
+ info = devm_kzalloc(&client->dev, sizeof(struct pmbus_driver_info),
+ GFP_KERNEL);
+ if (!info)
+ return -ENOMEM;
+
+ info->format[PSC_VOLTAGE_IN] = direct;
+ info->format[PSC_VOLTAGE_OUT] = direct;
+ info->format[PSC_CURRENT_IN] = direct;
+ info->format[PSC_CURRENT_OUT] = direct;
+ info->format[PSC_POWER] = direct;
+ info->format[PSC_TEMPERATURE] = direct;
+ info->vrm_version = vr13;
+
+ info->m[PSC_VOLTAGE_IN] = 1,
+ info->b[PSC_VOLTAGE_IN] = 0,
+ info->R[PSC_VOLTAGE_IN] = 3,
+
+ info->m[PSC_VOLTAGE_OUT] = 1,
+ info->b[PSC_VOLTAGE_OUT] = 0,
+ info->R[PSC_VOLTAGE_OUT] = 0,
+
+ info->m[PSC_CURRENT_IN] = 1,
+ info->b[PSC_CURRENT_IN] = 0,
+ info->R[PSC_CURRENT_IN] = 1,
+
+ info->m[PSC_CURRENT_OUT] = 1,
+ info->b[PSC_CURRENT_OUT] = 0,
+ info->R[PSC_CURRENT_OUT] = 2,
+
+ info->m[PSC_POWER] = 1,
+ info->b[PSC_POWER] = 0,
+ info->R[PSC_POWER] = 3,
+
+ info->m[PSC_TEMPERATURE] = 1,
+ info->b[PSC_TEMPERATURE] = 0,
+ info->R[PSC_TEMPERATURE] = 3,
+
+ info->func[0] = PMBUS_HAVE_VIN
+ | PMBUS_HAVE_VOUT | PMBUS_HAVE_IIN
+ | PMBUS_HAVE_IOUT | PMBUS_HAVE_PIN
+ | PMBUS_HAVE_POUT | PMBUS_HAVE_TEMP
+ | PMBUS_HAVE_TEMP2 | PMBUS_HAVE_TEMP3
+ | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_STATUS_IOUT
+ | PMBUS_HAVE_STATUS_INPUT | PMBUS_HAVE_STATUS_TEMP;
+
+ info->pages = id->driver_data;
+
+ return pmbus_do_probe(client, id, info);
+}
+
+static const struct i2c_device_id raa228006_id[] = {
+ {"raa228006", 1},
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, raa228006_id);
+
+/* This is the driver that will be inserted */
+static struct i2c_driver raa228006_driver = {
+ .driver = {
+ .name = "raa228006",
+ },
+ .probe = raa228006_probe,
+ .remove = pmbus_do_remove,
+ .id_table = raa228006_id,
+};
+
+module_i2c_driver(raa228006_driver);
+
+MODULE_AUTHOR("Yonghui Liu <liuyh21@...ovo.com>");
+MODULE_DESCRIPTION("PMBus driver for raa228006");
+MODULE_LICENSE("GPL");
diff --git a/drivers/hwmon/pmbus/sn1701022.c b/drivers/hwmon/pmbus/sn1701022.c
new file mode 100644
index 0000000..0ba45ac
--- /dev/null
+++ b/drivers/hwmon/pmbus/sn1701022.c
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Hardware monitoring driver for sn1701022
+ *
+ * Copyright (C) 2019-present Lenovo
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <linux/err.h>
+#include <linux/i2c.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include "pmbus.h"
+
+static struct pmbus_driver_info sn1701022_info = {
+ .pages = 2,
+ .format[PSC_VOLTAGE_IN] = linear,
+ .format[PSC_VOLTAGE_OUT] = vid,
+ .vrm_version = vr12,
+ .format[PSC_CURRENT_OUT] = linear,
+ .format[PSC_CURRENT_IN] = linear,
+ .format[PSC_POWER] = linear,
+ .format[PSC_TEMPERATURE] = linear,
+
+ .func[0] = PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT
+ | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP
+ | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT
+ | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT
+ | PMBUS_HAVE_POUT,
+
+ .func[1] = PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT
+ | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP
+ | PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT
+ | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT
+ | PMBUS_HAVE_POUT,
+};
+
+static int sn1701022_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ return pmbus_do_probe(client, id, &sn1701022_info);
+}
+
+static const struct i2c_device_id sn1701022_id[] = {
+ {"sn1701022", 0},
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, sn1701022_id);
+
+/* This is the driver that will be inserted */
+static struct i2c_driver sn1701022_driver = {
+ .driver = {
+ .name = "sn1701022",
+ },
+ .probe = sn1701022_probe,
+ .remove = pmbus_do_remove,
+ .id_table = sn1701022_id,
+};
+
+module_i2c_driver(sn1701022_driver);
+
+MODULE_AUTHOR("Yonghui Liu <liuyh21@...ovo.com>");
+MODULE_DESCRIPTION("PMBus driver for sn1701022");
+MODULE_LICENSE("GPL");
--
2.7.4
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