€•û"Œsphinx.addnodes”Œdocument”“”)”}”(Œ rawsource”Œ”Œchildren”]”(Œ translations”Œ LanguagesNode”“”)”}”(hhh]”(hŒ pending_xref”“”)”}”(hhh]”Œdocutils.nodes”ŒText”“”ŒChinese (Simplified)”…””}”Œparent”hsbaŒ attributes”}”(Œids”]”Œclasses”]”Œnames”]”Œdupnames”]”Œbackrefs”]”Œ refdomain”Œstd”Œreftype”Œdoc”Œ reftarget”Œ!/translations/zh_CN/hwmon/pwm-fan”Œmodname”NŒ classname”NŒ refexplicit”ˆuŒtagname”hhh ubh)”}”(hhh]”hŒChinese (Traditional)”…””}”hh2sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ!/translations/zh_TW/hwmon/pwm-fan”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒItalian”…””}”hhFsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ!/translations/it_IT/hwmon/pwm-fan”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒJapanese”…””}”hhZsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ!/translations/ja_JP/hwmon/pwm-fan”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒKorean”…””}”hhnsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ!/translations/ko_KR/hwmon/pwm-fan”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒSpanish”…””}”hh‚sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ!/translations/sp_SP/hwmon/pwm-fan”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubeh}”(h]”h ]”h"]”h$]”h&]”Œcurrent_language”ŒEnglish”uh1h hhŒ _document”hŒsource”NŒline”NubhŒsection”“”)”}”(hhh]”(hŒtitle”“”)”}”(hŒKernel driver pwm-fan”h]”hŒKernel driver pwm-fan”…””}”(hh¨hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hh£hžhhŸŒ;/var/lib/git/docbuild/linux/Documentation/hwmon/pwm-fan.rst”h KubhŒ paragraph”“”)”}”(hŒëThis driver enables the use of a PWM module to drive a fan. It uses the generic PWM interface thus it is hardware independent. It can be used on many SoCs, as long as the SoC supplies a PWM line driver that exposes the generic PWM API.”h]”hŒëThis driver enables the use of a PWM module to drive a fan. It uses the generic PWM interface thus it is hardware independent. It can be used on many SoCs, as long as the SoC supplies a PWM line driver that exposes the generic PWM API.”…””}”(hh¹hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khh£hžhubh¸)”}”(hŒ+Author: Kamil Debski ”h]”(hŒAuthor: Kamil Debski <”…””}”(hhÇhžhhŸNh NubhŒ reference”“”)”}”(hŒk.debski@samsung.com”h]”hŒk.debski@samsung.com”…””}”(hhÑhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”Œrefuri”Œmailto:k.debski@samsung.com”uh1hÏhhÇubhŒ>”…””}”(hhÇhžhhŸNh Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h K hh£hžhubh¢)”}”(hhh]”(h§)”}”(hŒ Description”h]”hŒ Description”…””}”(hhîhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h¦hhëhžhhŸh¶h K ubh¸)”}”(hŒôThe driver implements a simple interface for driving a fan connected to a PWM output. It uses the generic PWM interface, thus it can be used with a range of SoCs. The driver exposes the fan to the user space through the hwmon's sysfs interface.”h]”hŒöThe driver implements a simple interface for driving a fan connected to a PWM output. It uses the generic PWM interface, thus it can be used with a range of SoCs. The driver exposes the fan to the user space through the hwmon’s sysfs interface.”…””}”(hhühžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khhëhžhubh¸)”}”(hŒ•The fan rotation speed returned via the optional 'fan1_input' is extrapolated from the sampled interrupts from the tachometer signal within 1 second.”h]”hŒ™The fan rotation speed returned via the optional ‘fan1_input’ is extrapolated from the sampled interrupts from the tachometer signal within 1 second.”…””}”(hj hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khhëhžhubh¸)”}”(hŒ;The driver provides the following sensor accesses in sysfs:”h]”hŒ;The driver provides the following sensor accesses in sysfs:”…””}”(hjhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h KhhëhžhubhŒtable”“”)”}”(hhh]”hŒtgroup”“”)”}”(hhh]”(hŒcolspec”“”)”}”(hhh]”h}”(h]”h ]”h"]”h$]”h&]”Œcolwidth”Kuh1j0hj-ubj1)”}”(hhh]”h}”(h]”h ]”h"]”h$]”h&]”Œcolwidth”Kuh1j0hj-ubj1)”}”(hhh]”h}”(h]”h ]”h"]”h$]”h&]”Œcolwidth”K?uh1j0hj-ubhŒtbody”“”)”}”(hhh]”(hŒrow”“”)”}”(hhh]”(hŒentry”“”)”}”(hhh]”h¸)”}”(hŒ fan1_input”h]”hŒ fan1_input”…””}”(hj_hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khj\ubah}”(h]”h ]”h"]”h$]”h&]”uh1jZhjWubj[)”}”(hhh]”h¸)”}”(hŒro”h]”hŒro”…””}”(hjvhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khjsubah}”(h]”h ]”h"]”h$]”h&]”uh1jZhjWubj[)”}”(hhh]”h¸)”}”(hŒfan tachometer speed in RPM”h]”hŒfan tachometer speed in RPM”…””}”(hjhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h KhjŠubah}”(h]”h ]”h"]”h$]”h&]”uh1jZhjWubeh}”(h]”h ]”h"]”h$]”h&]”uh1jUhjRubjV)”}”(hhh]”(j[)”}”(hhh]”h¸)”}”(hŒ pwm1_enable”h]”hŒ pwm1_enable”…””}”(hj­hžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h Khjªubah}”(h]”h ]”h"]”h$]”h&]”uh1jZhj§ubj[)”}”(hhh]”h¸)”}”(hŒrw”h]”hŒrw”…””}”(hjÄhžhhŸNh Nubah}”(h]”h ]”h"]”h$]”h&]”uh1h·hŸh¶h KhjÁubah}”(h]”h ]”h"]”h$]”h&]”uh1jZhj§ubj[)”}”(hhh]”h¸)”}”(hŒÿkeep enable mode, defines behaviour when pwm1=0 0 -> disable pwm and regulator 1 -> enable pwm; 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