From owner-freebsd-arm@freebsd.org Fri Aug 17 04:16:37 2018 Return-Path: Delivered-To: freebsd-arm@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 37FA1108194E for ; Fri, 17 Aug 2018 04:16:37 +0000 (UTC) (envelope-from darius@dons.net.au) Received: from ipmail03.adl2.internode.on.net (ipmail03.adl2.internode.on.net [150.101.137.141]) by mx1.freebsd.org (Postfix) with ESMTP id 5DCEB8B594 for ; Fri, 17 Aug 2018 04:16:36 +0000 (UTC) (envelope-from darius@dons.net.au) Received: from ppp121-45-39-162.bras2.adl4.internode.on.net (HELO midget.dons.net.au) ([121.45.39.162]) by ipmail03.adl2.internode.on.net with ESMTP; 17 Aug 2018 13:39:46 +0930 Received: from midget.dons.net.au (localhost [127.0.0.1]) by midget.dons.net.au (8.15.2/8.14.9) with ESMTPS id w7H49RoP084723 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO) for ; Fri, 17 Aug 2018 13:39:40 +0930 (ACST) (envelope-from darius@dons.net.au) Received: (from mailnull@localhost) by midget.dons.net.au (8.15.2/8.14.9/Submit) id w7H46Wkf084632 for ; Fri, 17 Aug 2018 13:36:32 +0930 (ACST) (envelope-from darius@dons.net.au) X-Authentication-Warning: midget.dons.net.au: mailnull set sender to using -f Received: from [10.0.2.26] ([10.0.2.26]) by ns.dons.net.au (envelope-sender ) (MIMEDefang) with ESMTP id w7H46VEB084630; Fri, 17 Aug 2018 13:36:32 +0930 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 11.5 \(3445.9.1\)) Subject: Re: Beaglebone Black pinmuxing From: "O'Connor, Daniel" In-Reply-To: <3B199FD0-479D-49C5-8E6F-DDE3D447EB03@dons.net.au> Date: Fri, 17 Aug 2018 13:36:30 +0930 Cc: freebsd-arm Content-Transfer-Encoding: quoted-printable Message-Id: <72D8FE35-EE57-4E40-A604-4DF9DC8FEE05@dons.net.au> References: <13360A40-3381-4AF9-8EC5-C8E9B00CCABD@dons.net.au> <56756FA3-8FD7-44A4-A2D8-054E7C86744B@obsigna.com> <3B199FD0-479D-49C5-8E6F-DDE3D447EB03@dons.net.au> To: "Dr. Rolf Jansen" X-Mailer: Apple Mail (2.3445.9.1) X-Spam-Score: -1 () No, score=-1.0 required=5.0 tests=ALL_TRUSTED autolearn=unavailable autolearn_force=no version=3.4.1 X-Scanned-By: MIMEDefang 2.83 on 10.0.2.1 X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: "Porting FreeBSD to ARM processors." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 Aug 2018 04:16:37 -0000 > On 17 Aug 2018, at 11:16, O'Connor, Daniel wrote: > OK, I'll go back to trying an overlay once I get it working by editing = am335x-boneblack.dts So, I got it working (without an overlay as yet) with this diff.. --- am335x-boneblack-orig.dts 2018-08-11 12:27:38.000000000 +0000 +++ am335x-boneblack.dts 2018-08-12 10:10:24.000000000 +0000 @@ -785,6 +785,13 @@ pinctrl-single,pins =3D = <0x170 0x30 0x174 0x0>; phandle =3D <0x4f>; }; + pinmux_uart4_pins { + pinctrl-single,pins =3D = < + 0x070 0x2e // P9_11 = gpmc_wait0.uart4_rxd_mux2 -> mode 6 + 0x074 0x06 // P9_13 = gpmc_wpn.uart4_txd_mux2 -> mode 6 + >; + phandle =3D <0xce>; + }; pinmux_clkout2_pin { pinctrl-single,pins =3D = <0x1b4 0x3>; @@ -1153,8 +1160,10 @@ clock-frequency =3D <0x2dc6c00>; reg =3D <0x481a8000 0x2000>; interrupts =3D <0x2d>; - status =3D "disabled"; + status =3D "okay"; phandle =3D <0x7a>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <0xce>; }; serial@481aa000 { @@ -2189,6 +2198,7 @@ hdmi_0 =3D = "/ocp/i2c@44e0b000/tda19988/ports/port@0/endpoint@0"; gpio1 =3D "/ocp/gpio@4804c000"; uart0_pins =3D = "/ocp/l4_wkup@44c00000/scm@210000/pinmux@800/pinmux_uart0_pins"; + uart4_pins =3D = "/ocp/l4_wkup@44c00000/scm@210000/pinmux@800/pinmux_uart4_pins"; i2c2_pins =3D = "/ocp/l4_wkup@44c00000/scm@210000/pinmux@800/pinmux_i2c2_pins"; pm_sram_data =3D = "/ocp/ocmcram@40300000/pm-sram-data@1000"; sha0_fck =3D = "/ocp/l4_wkup@44c00000/scm@210000/scm_conf@0/clocks/sha0_fck"; Next step is to make an overlay version - hopefully I can look at that = tonight :) -- Daniel O'Connor "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum