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Mon, 17 Jun 2019 20:00:03 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.1.6-666-gb2312fa-fmstable-20190614v4 Mime-Version: 1.0 Message-Id: <61e483bc-6bf9-4438-87de-7a01fac1ae5b@www.fastmail.com> In-Reply-To: <20190617080614.GX9224@smile.fi.intel.com> References: <23630.1560537979@turing-police> <59c1b6d6-0545-4249-90cb-d1152b6ea728@www.fastmail.com> <25501.1560539366@turing-police> <15515.1560627024@turing-police> <20190617080614.GX9224@smile.fi.intel.com> Date: Mon, 17 Jun 2019 17:00:54 -0700 From: "Alexander Ivanov" To: "Andy Shevchenko" , =?UTF-8?Q?Valdis_Kl=C4=93tnieks?= Subject: Re: GPIO Driver for Skylake-Y PCH Cc: Linus Walleij , Jean Delvare , =?UTF-8?Q?Bj=C3=B8rn_Mork?= , kernelnewbies@kernelnewbies.org X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kernelnewbies-bounces@kernelnewbies.org On Mon, 17 Jun 2019 09:39 -07:00, Andy Shevchenko wrote: > > How come that this device is GPIO? > I mean what makes you, guys, to come to this conclusion? > Intel document 332996-002EN [1] chapter 28 says GPP_* groups are accessible through the PCH Sideband Interface, while 332690-004EN [2] defines P2SB at d31.f1 Obviously, I am wrong here. However, the question stands, is there linux kernel support for Intel PCH GPIO? [1] http://www.intel.cn/content/dam/www/public/us/en/documents/datasheets/6th-gen-core-pch-u-y-io-datasheet-vol-2.pdf [2] https://www.intel.com/content/dam/www/public/us/en/documents/datasheets/100-series-chipset-datasheet-vol-1.pdf _______________________________________________ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies