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[99.189.78.97]) by smtp.gmail.com with ESMTPSA id d3sm938287oib.15.2020.03.19.08.50.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Mar 2020 08:50:19 -0700 (PDT) Date: Thu, 19 Mar 2020 10:50:18 -0500 From: Grant Peltier To: linux@roeck-us.net, linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org Cc: adam.vaughn.xh@renesas.com Subject: [PATCH v2 2/2] docs: hwmon: Update documentation for isl68137 pmbus driver Message-ID: <619d5d430b80fbf33a7e19e9910a0cf049203f59.1584568073.git.grantpeltier93@gmail.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-hwmon-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org Update documentation to include reference information for newly supported 2nd generation Renesas digital multiphase voltage regulators. Also update branding from Intersil to Renesas. Signed-off-by: Grant Peltier --- Documentation/hwmon/isl68137.rst | 541 ++++++++++++++++++++++++++++++- 1 file changed, 533 insertions(+), 8 deletions(-) diff --git a/Documentation/hwmon/isl68137.rst b/Documentation/hwmon/isl68137.rst index a5a7c8545c9e..787b89a889dd 100644 --- a/Documentation/hwmon/isl68137.rst +++ b/Documentation/hwmon/isl68137.rst @@ -3,7 +3,7 @@ Kernel driver isl68137 Supported chips: - * Intersil ISL68137 + * Renesas ISL68137 Prefix: 'isl68137' @@ -11,19 +11,405 @@ Supported chips: Datasheet: - Publicly available at the Intersil website - https://www.intersil.com/content/dam/Intersil/documents/isl6/isl68137.pdf + Publicly available at the Renesas website + https://www.renesas.com/us/en/www/doc/datasheet/isl68137.pdf + + * Renesas ISL68220 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68221 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68222 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68223 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68224 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68225 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68226 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68227 + + Prefix: 'raa_dmpvr2_1rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68229 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68233 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL68239 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69222 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69223 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69224 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69225 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69227 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69228 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69234 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69236 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69239 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69242 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69243 + + Prefix: 'raa_dmpvr2_1rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69247 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69248 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69254 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69255 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69256 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69259 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69260 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69268 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69269 + + Prefix: 'raa_dmpvr2_3rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas ISL69298 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas RAA228000 + + Prefix: 'raa_dmpvr2_hv' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas RAA228004 + + Prefix: 'raa_dmpvr2_hv' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas RAA228006 + + Prefix: 'raa_dmpvr2_hv' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas RAA228228 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas RAA229001 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website + + * Renesas RAA229004 + + Prefix: 'raa_dmpvr2_2rail' + + Addresses scanned: - + + Datasheet: + + Publicly available (after August 2020 launch) at the Renesas website Authors: - Maxim Sloyko - Robert Lippert - Patrick Venture + - Grant Peltier Description ----------- -Intersil ISL68137 is a digital output 7-phase configurable PWM -controller with an AVSBus interface. +This driver supports the Renesas ISL68137 and all 2nd generation Renesas +digital multiphase voltage regulators (raa_dmpvr2). The ISL68137 is a digital +output 7-phase configurable PWM controller with an AVSBus interface. 2nd +generation devices are grouped into 4 distinct configurations: '1rail' for +single-rail devices, '2rail' for dual-rail devices, '3rail' for 3-rail devices, +and 'hv' for high voltage single-rail devices. Consult the individual datasheets +for more information. Usage Notes ----------- @@ -33,10 +419,14 @@ devices explicitly. The ISL68137 AVS operation mode must be enabled/disabled at runtime. -Beyond the normal sysfs pmbus attributes, the driver exposes a control attribute. +Beyond the normal sysfs pmbus attributes, the driver exposes a control attribute +for the ISL68137. + +For 2nd generation Renesas digital multiphase voltage regulators, only the +normal sysfs pmbus attributes are supported. -Additional Sysfs attributes ---------------------------- +ISL68137 sysfs attributes +------------------------- ======================= ==================================== avs(0|1)_enable Controls the AVS state of each rail. @@ -78,3 +468,138 @@ temp[1-3]_crit_alarm Chip temperature critical high alarm temp[1-3]_max Maximum temperature temp[1-3]_max_alarm Chip temperature high alarm ======================= ==================================== + +raa_dmpvr2_1rail/hv sysfs attributes +------------------------------------ + +======================= ==================================== +curr1_label "iin" +curr1_input Measured input current +curr1_crit Critical maximum current +curr1_crit_alarm Current critical high alarm + +curr2_label "iout" +curr2_input Measured output current +curr2_crit Critical maximum current +curr2_crit_alarm Current critical high alarm + +in1_label "vin" +in1_input Measured input voltage +in1_lcrit Critical minimum input voltage +in1_lcrit_alarm Input voltage critical low alarm +in1_crit Critical maximum input voltage +in1_crit_alarm Input voltage critical high alarm + +in2_label "vmon" +in2_input Scaled VMON voltage read from the VMON pin + +in3_label "vout" +in3_input Measured output voltage +in3_lcrit Critical minimum output voltage +in3_lcrit_alarm Output voltage critical low alarm +in3_crit Critical maximum output voltage +in3_crit_alarm Output voltage critical high alarm + +power1_label "pin" +power1_input Measured input power +power1_alarm Input power high alarm + +power2_label "pout" +power2_input Measured output power + +temp[1-3]_input Measured temperature +temp[1-3]_crit Critical high temperature +temp[1-3]_crit_alarm Chip temperature critical high alarm +temp[1-3]_max Maximum temperature +temp[1-3]_max_alarm Chip temperature high alarm +======================= ==================================== + +raa_dmpvr2_2rail sysfs attributes +--------------------------------- + +======================= ==================================== +curr[1-2]_label "iin[1-2]" +curr[1-2]_input Measured input current +curr[1-2]_crit Critical maximum current +curr[1-2]_crit_alarm Current critical high alarm + +curr[3-4]_label "iout[1-2]" +curr[3-4]_input Measured output current +curr[3-4]_crit Critical maximum current +curr[3-4]_crit_alarm Current critical high alarm + +in1_label "vin" +in1_input Measured input voltage +in1_lcrit Critical minimum input voltage +in1_lcrit_alarm Input voltage critical low alarm +in1_crit Critical maximum input voltage +in1_crit_alarm Input voltage critical high alarm + +in2_label "vmon" +in2_input Scaled VMON voltage read from the VMON pin + +in[3-4]_label "vout[1-2]" +in[3-4]_input Measured output voltage +in[3-4]_lcrit Critical minimum output voltage +in[3-4]_lcrit_alarm Output voltage critical low alarm +in[3-4]_crit Critical maximum output voltage +in[3-4]_crit_alarm Output voltage critical high alarm + +power[1-2]_label "pin[1-2]" +power[1-2]_input Measured input power +power[1-2]_alarm Input power high alarm + +power[3-4]_label "pout[1-2]" +power[3-4]_input Measured output power + +temp[1-5]_input Measured temperature +temp[1-5]_crit Critical high temperature +temp[1-5]_crit_alarm Chip temperature critical high alarm +temp[1-5]_max Maximum temperature +temp[1-5]_max_alarm Chip temperature high alarm +======================= ==================================== + +raa_dmpvr2_3rail sysfs attributes +--------------------------------- + +======================= ==================================== +curr[1-3]_label "iin[1-3]" +curr[1-3]_input Measured input current +curr[1-3]_crit Critical maximum current +curr[1-3]_crit_alarm Current critical high alarm + +curr[4-6]_label "iout[1-3]" +curr[4-6]_input Measured output current +curr[4-6]_crit Critical maximum current +curr[4-6]_crit_alarm Current critical high alarm + +in1_label "vin" +in1_input Measured input voltage +in1_lcrit Critical minimum input voltage +in1_lcrit_alarm Input voltage critical low alarm +in1_crit Critical maximum input voltage +in1_crit_alarm Input voltage critical high alarm + +in2_label "vmon" +in2_input Scaled VMON voltage read from the VMON pin + +in[3-5]_label "vout[1-3]" +in[3-5]_input Measured output voltage +in[3-5]_lcrit Critical minimum output voltage +in[3-5]_lcrit_alarm Output voltage critical low alarm +in[3-5]_crit Critical maximum output voltage +in[3-5]_crit_alarm Output voltage critical high alarm + +power[1-3]_label "pin[1-3]" +power[1-3]_input Measured input power +power[1-3]_alarm Input power high alarm + +power[4-6]_label "pout[1-3]" +power[4-6]_input Measured output power + +temp[1-7]_input Measured temperature +temp[1-7]_crit Critical high temperature +temp[1-7]_crit_alarm Chip temperature critical high alarm +temp[1-7]_max Maximum temperature +temp[1-7]_max_alarm Chip temperature high alarm +======================= ====================================