From owner-svn-src-stable@freebsd.org Tue Jul 16 15:44:54 2019 Return-Path: Delivered-To: svn-src-stable@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 2123EB2CB2; Tue, 16 Jul 2019 15:44:54 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 033A38B2EC; Tue, 16 Jul 2019 15:44:54 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id CD3DA8199; Tue, 16 Jul 2019 15:44:53 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x6GFirL3007942; Tue, 16 Jul 2019 15:44:53 GMT (envelope-from avg@FreeBSD.org) Received: (from avg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x6GFirFS007941; Tue, 16 Jul 2019 15:44:53 GMT (envelope-from avg@FreeBSD.org) Message-Id: <201907161544.x6GFirFS007941@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: avg set sender to avg@FreeBSD.org using -f From: Andriy Gapon Date: Tue, 16 Jul 2019 15:44:53 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r350040 - stable/11/share/man/man4 X-SVN-Group: stable-11 X-SVN-Commit-Author: avg X-SVN-Commit-Paths: stable/11/share/man/man4 X-SVN-Commit-Revision: 350040 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 033A38B2EC X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.997,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.96)[-0.962,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Jul 2019 15:44:54 -0000 Author: avg Date: Tue Jul 16 15:44:53 2019 New Revision: 350040 URL: https://svnweb.freebsd.org/changeset/base/350040 Log: MFC r349408: gpio.4: document device hints common to all devices on gpiobus Modified: stable/11/share/man/man4/gpio.4 Directory Properties: stable/11/ (props changed) Modified: stable/11/share/man/man4/gpio.4 ============================================================================== --- stable/11/share/man/man4/gpio.4 Tue Jul 16 15:44:07 2019 (r350039) +++ stable/11/share/man/man4/gpio.4 Tue Jul 16 15:44:53 2019 (r350040) @@ -24,7 +24,7 @@ .\" .\" $FreeBSD$ .\" -.Dd November 5, 2013 +.Dd June 26, 2019 .Dt GPIO 4 .Os .Sh NAME @@ -103,12 +103,36 @@ passed to the kernel, being either statically compiled of ways where the boot loader (or Open Firmware enabled system) passes the DTS blob to the kernel at boot. .Pp +On a +.Xr device.hints 5 +based system these hints can be used to configure drivers for devices +attached to +.Nm +pins: +.Bl -tag -width ".Va hint.driver.unit.pins" +.It Va hint.driver.unit.at +The +.Nm gpiobus +where the device is attached. +For example, +.Qq gpiobus0 . +.Ar driver +and +.Ar unit +are the driver name and the unit number for the device driver. +.It Va hint.driver.unit.pins +This is a bitmask of the pins on the +.Nm gpiobus +that are connected to the device. +The pins will be allocated to the specified driver instance. +.El +.Pp The following .Xr device.hints 5 are only provided by the .Cd ar71xx_gpio driver: -.Bl -tag -width ".Va hint.gpioiic.%d.atXXX" +.Bl -tag -width ".Va hint.gpio.function_clear" .It Va hint.gpio.%d.pinmask This is a bitmask of pins on the GPIO board that we would like to expose for use to the host operating system. @@ -133,6 +157,7 @@ of some device in a system. .Xr gpioiic 4 , .Xr gpioled 4 , .Xr iicbus 4 , +.Xr device.hints 5 , .Xr gpioctl 8 .Sh HISTORY The