From owner-svn-src-head@freebsd.org Mon Aug 3 16:43:41 2020 Return-Path: Delivered-To: svn-src-head@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 5F31F37FDB9; Mon, 3 Aug 2020 16:43:41 +0000 (UTC) (envelope-from andrew@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) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 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 4BL3cF1vy4z44wp; Mon, 3 Aug 2020 16:43:41 +0000 (UTC) (envelope-from andrew@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 0AAC217904; Mon, 3 Aug 2020 16:43:41 +0000 (UTC) (envelope-from andrew@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 073GheAF002211; Mon, 3 Aug 2020 16:43:40 GMT (envelope-from andrew@FreeBSD.org) Received: (from andrew@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 073Ghewx002210; Mon, 3 Aug 2020 16:43:40 GMT (envelope-from andrew@FreeBSD.org) Message-Id: <202008031643.073Ghewx002210@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: andrew set sender to andrew@FreeBSD.org using -f From: Andrew Turner Date: Mon, 3 Aug 2020 16:43:40 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r363800 - head/sys/arm/broadcom/bcm2835 X-SVN-Group: head X-SVN-Commit-Author: andrew X-SVN-Commit-Paths: head/sys/arm/broadcom/bcm2835 X-SVN-Commit-Revision: 363800 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Aug 2020 16:43:41 -0000 Author: andrew Date: Mon Aug 3 16:43:40 2020 New Revision: 363800 URL: https://svnweb.freebsd.org/changeset/base/363800 Log: Allow the Raspberry Pi firmware driver to be a bus There are child nodes in the device tree, e.g. the Raspberry Pi firmware GPIO device. Add support for this to be a bus so we can attach these children. Reviewed by: manu Sponsored by: Innovate UK Differential Revision: https://reviews.freebsd.org/D25848 Modified: head/sys/arm/broadcom/bcm2835/bcm2835_firmware.c Modified: head/sys/arm/broadcom/bcm2835/bcm2835_firmware.c ============================================================================== --- head/sys/arm/broadcom/bcm2835/bcm2835_firmware.c Mon Aug 3 16:26:10 2020 (r363799) +++ head/sys/arm/broadcom/bcm2835/bcm2835_firmware.c Mon Aug 3 16:43:40 2020 (r363800) @@ -38,6 +38,8 @@ __FBSDID("$FreeBSD$"); #include #include +#include + #include #include @@ -47,7 +49,7 @@ __FBSDID("$FreeBSD$"); #include struct bcm2835_firmware_softc { - device_t sc_dev; + struct simplebus_softc sc; phandle_t sc_mbox; }; @@ -82,7 +84,6 @@ bcm2835_firmware_attach(device_t dev) int rv; sc = device_get_softc(dev); - sc->sc_dev = dev; node = ofw_bus_get_node(dev); rv = OF_getencprop(node, "mboxes", &mbox, sizeof(mbox)); @@ -94,14 +95,17 @@ bcm2835_firmware_attach(device_t dev) OF_device_register_xref(OF_xref_from_node(node), dev); - ctx = device_get_sysctl_ctx(sc->sc_dev); - tree_node = device_get_sysctl_tree(sc->sc_dev); + ctx = device_get_sysctl_ctx(dev); + tree_node = device_get_sysctl_tree(dev); tree = SYSCTL_CHILDREN(tree_node); SYSCTL_ADD_PROC(ctx, tree, OID_AUTO, "revision", CTLTYPE_UINT | CTLFLAG_RD, sc, sizeof(*sc), sysctl_bcm2835_firmware_get_revision, "IU", "Firmware revision"); - return (0); + + /* The firmwaare doesn't have a ranges property */ + sc->sc.flags |= SB_FLAG_NO_RANGES; + return (simplebus_attach(dev)); } int @@ -150,7 +154,7 @@ sysctl_bcm2835_firmware_get_revision(SYSCTL_HANDLER_AR uint32_t rev; int err; - if (bcm2835_firmware_property(sc->sc_dev, + if (bcm2835_firmware_property(sc->sc.dev, BCM2835_MBOX_TAG_FIRMWARE_REVISION, &rev, sizeof(rev)) != 0) return (ENXIO); @@ -171,11 +175,9 @@ static device_method_t bcm2835_firmware_methods[] = { }; static devclass_t bcm2835_firmware_devclass; -static driver_t bcm2835_firmware_driver = { - "bcm2835_firmware", - bcm2835_firmware_methods, - sizeof(struct bcm2835_firmware_softc), -}; +DEFINE_CLASS_1(bcm2835_firmware, bcm2835_firmware_driver, + bcm2835_firmware_methods, sizeof(struct bcm2835_firmware_softc), + simplebus_driver); EARLY_DRIVER_MODULE(bcm2835_firmware, simplebus, bcm2835_firmware_driver, bcm2835_firmware_devclass, 0, 0, BUS_PASS_INTERRUPT + BUS_PASS_ORDER_LAST);