From patchwork Tue Jun 2 13:14:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Drew Fustini X-Patchwork-Id: 1302417 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=beagleboard.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=beagleboard-org.20150623.gappssmtp.com header.i=@beagleboard-org.20150623.gappssmtp.com header.a=rsa-sha256 header.s=20150623 header.b=okcfNkFR; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 49bsvZ6ZDkz9sSc for ; Tue, 2 Jun 2020 23:14:34 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727773AbgFBNOe (ORCPT ); Tue, 2 Jun 2020 09:14:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47548 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726130AbgFBNOd (ORCPT ); Tue, 2 Jun 2020 09:14:33 -0400 Received: from mail-ed1-x542.google.com (mail-ed1-x542.google.com [IPv6:2a00:1450:4864:20::542]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 455F7C08C5C0 for ; Tue, 2 Jun 2020 06:14:33 -0700 (PDT) Received: by mail-ed1-x542.google.com with SMTP id q13so10053119edi.3 for ; Tue, 02 Jun 2020 06:14:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=beagleboard-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:mime-version:content-disposition; bh=XVaBawq5z+XXpKkroBKO8PqW/GxFoYcZjt6wh1I53xU=; b=okcfNkFR1LeQOaSQ7P+W7WeFPTwIGoshNEE68HoP3P6tJQw0q1wYIpazYd5UZgJQnb 1JkWIogob1Izaw/RG7knVwpleyFQxaIcp1IyMyxU7ft8U7VALaicMvUD3W9n6F5WAlea UYZo4aYgF9UTMwf9qSr2npmQxElO7y0uqZK6IFq6v62e/K0NCMvVe6JwrLHPxoXv+KR4 vQjxWWl/CMgwDc/ZKQpwoFGdwdnBsBnkle5y1TntCW529EWMS/RnVttFjxXE55uPaYaL hH35h5sap2waDc8MvR3V9KUhYlNkN8W+s8ARS7ZHsU4P/ma/CmxD2Jw+0qgxHEUJVa3X kkEA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition; bh=XVaBawq5z+XXpKkroBKO8PqW/GxFoYcZjt6wh1I53xU=; b=szqJI3rqCzupHdDlhInWWFiF8bEfJKsm6JyQieYjc/MkFY1sKhrBJV1axEzhmRhj8u byYXo58DeOMb7T7nRYqql9PIicTqN+pWJaYcscoKz8vw5KoVRoNWMSbuEQ1Y8HDDF2O2 aok86NqExCghu7234M9Lrkj5GQGbjFgxfot4whOQhNnjMxNlRnCWXDd20UFpEpppAwPP xrjuvDypJch76VnFysN/ZgjTEpgmKUfg2+tePbssUTo2AtAMDQWW5D2yit/ps1NH89KH Ad7DbrI2lz6QA0bPwInQrw+ap/IB8w/aMAn4BoLQrOjD6eXyFq69iKdL8ugjusimfZmU UBkA== X-Gm-Message-State: AOAM531wlNmXNHm7RDr+woK7RX3LuDx6db3xKEc3ThaOpPSi/gAnpm7Q Jl96hRxjcdy7ORy6fimknleKKA== X-Google-Smtp-Source: ABdhPJxzbHWq9v7de7GejtiJ3HvvTUw/uEqelVIuImeAuzei3E6fLsQxLPffSqcSs5j/Uevo8ng0nQ== X-Received: by 2002:aa7:c245:: with SMTP id y5mr1254646edo.189.1591103671800; Tue, 02 Jun 2020 06:14:31 -0700 (PDT) Received: from x1 (i59F66838.versanet.de. [89.246.104.56]) by smtp.gmail.com with ESMTPSA id a9sm1574144edr.23.2020.06.02.06.14.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Jun 2020 06:14:31 -0700 (PDT) Date: Tue, 2 Jun 2020 15:14:28 +0200 From: Drew Fustini To: Tony Lindgren , linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, =?iso-8859-1?q?Beno=EEt?= Cousson , Rob Herring , devicetree@vger.kernel.org Cc: Santosh Shilimkar , Suman Anna , Grygorii Strashko , Haojian Zhuang , Linus Walleij , linux-gpio@vger.kernel.org Subject: [PATCH] ARM: dts: AM33xx-l4: add gpio-ranges Message-ID: <20200602131428.GA496390@x1> MIME-Version: 1.0 Content-Disposition: inline Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Add gpio-ranges properties to the gpio controller nodes. These gpio-ranges were created based on "Table 9-10. CONTROL_MODULE REGISTERS" in the "AM335x Technical Reference Manual" [0] and "Table 4-2. Pin Attributes" in the "AM335x Sitara Processor datasheet" [1]. A csv file with this data is available for reference [2]. [0] https://www.ti.com/lit/ug/spruh73q/spruh73q.pdf [1] http://www.ti.com/lit/ds/symlink/am3358.pdf [2] https://gist.github.com/pdp7/6ffaddc8867973c1c3e8612cfaf72020 Signed-off-by: Drew Fustini --- Notes: There was previous dicussion relevant to this patch: https://lore.kernel.org/linux-gpio/20200525131731.GA948395@x1/ Here is the list I compiled which shows the mapping between a gpioline and the pin number including the memory address for the pin control register gpiochip,gpio-line,pinctrl-PIN,pinctrl-address 0,0,82,44e10948 0,1,83,44e1094c 0,2,84,44e10950 0,3,85,44e10954 0,4,86,44e10958 0,5,87,44e1095c 0,6,88,44e10960 0,7,89,44e10964 0,8,52,44e108d0 0,9,53,44e108d4 0,10,54,44e108d8 0,11,55,44e108dc 0,12,94,44e10978 0,13,95,44e1097c 0,14,96,44e10980 0,15,97,44e10984 0,16,71,44e1091c 0,17,72,44e10920 0,18,135,44e10a1c 0,19,108,44e109b0 0,20,109,44e109b4 0,21,73,44e10924 0,22,8,44e10820 0,23,9,44e10824 0,26,10,44e10828 0,27,11,44e1082c 0,28,74,44e10928 0,29,81,44e10944 0,30,28,44e10870 0,31,29,44e10874 1,0,0,44e10800 1,1,1,44e10804 1,2,2,44e10808 1,3,3,44e1080c 1,4,4,44e10810 1,5,5,44e10814 1,6,6,44e10818 1,7,7,44e1081c 1,8,90,44e10968 1,9,91,44e1096c 1,10,92,44e10970 1,11,93,44e10974 1,12,12,44e10830 1,13,13,44e10834 1,14,14,44e10838 1,15,15,44e1083c 1,16,16,44e10840 1,17,17,44e10844 1,18,18,44e10848 1,19,19,44e1084c 1,20,20,44e10850 1,21,21,44e10854 1,22,22,44e10858 1,23,23,44e1085c 1,24,24,44e10860 1,25,25,44e10864 1,26,26,44e10868 1,27,27,44e1086c 1,28,30,44e10878 1,29,31,44e1087c 1,30,32,44e10880 1,31,33,44e10884 2,0,34,44e10888 2,1,35,44e1088c 2,2,36,44e10890 2,3,37,44e10894 2,4,38,44e10898 2,5,39,44e1089c 2,6,40,44e108a0 2,7,41,44e108a4 2,8,42,44e108a8 2,9,43,44e108ac 2,10,44,44e108b0 2,11,45,44e108b4 2,12,46,44e108b8 2,13,47,44e108bc 2,14,48,44e108c0 2,15,49,44e108c4 2,16,50,44e108c8 2,17,51,44e108cc 2,18,77,44e10934 2,19,78,44e10938 2,20,79,44e1093c 2,21,80,44e10940 2,22,56,44e108e0 2,23,57,44e108e4 2,24,58,44e108e8 2,25,59,44e108ec 2,26,60,44e108f0 2,27,61,44e108f4 2,28,62,44e108f8 2,29,63,44e108fc 2,30,64,44e10900 2,31,65,44e10904 3,0,66,44e10908 3,1,67,44e1090c 3,2,68,44e10910 3,3,69,44e10914 3,4,70,44e10918 3,5,98,44e10988 3,6,99,44e1098c 3,9,75,44e1092c 3,10,76,44e10930 3,13,141,44e10a34 3,14,100,44e10990 3,15,101,44e10994 3,16,102,44e10998 3,17,103,44e1099c 3,18,104,44e109a0 3,19,105,44e109a4 3,20,106,44e109a8 3,21,107,44e109ac On a BeagleBlack Black board (AM3358) with this patch: cat /sys/kernel/debug/pinctrl/44e10800.pinmux-pinctrl-single/gpio-ranges GPIO ranges handled: 0: gpio-0-31 GPIOS [0 - 7] PINS [82 - 89] 8: gpio-0-31 GPIOS [8 - 11] PINS [52 - 55] 12: gpio-0-31 GPIOS [12 - 15] PINS [94 - 97] 16: gpio-0-31 GPIOS [16 - 17] PINS [71 - 72] 18: gpio-0-31 GPIOS [18 - 18] PINS [135 - 135] 19: gpio-0-31 GPIOS [19 - 20] PINS [108 - 109] 21: gpio-0-31 GPIOS [21 - 21] PINS [73 - 73] 22: gpio-0-31 GPIOS [22 - 23] PINS [8 - 9] 26: gpio-0-31 GPIOS [26 - 27] PINS [10 - 11] 28: gpio-0-31 GPIOS [28 - 28] PINS [74 - 74] 29: gpio-0-31 GPIOS [29 - 29] PINS [81 - 81] 30: gpio-0-31 GPIOS [30 - 31] PINS [28 - 29] 0: gpio-32-63 GPIOS [32 - 39] PINS [0 - 7] 8: gpio-32-63 GPIOS [40 - 43] PINS [90 - 93] 12: gpio-32-63 GPIOS [44 - 59] PINS [12 - 27] 28: gpio-32-63 GPIOS [60 - 63] PINS [30 - 33] 0: gpio-64-95 GPIOS [64 - 81] PINS [34 - 51] 18: gpio-64-95 GPIOS [82 - 85] PINS [77 - 80] 22: gpio-64-95 GPIOS [86 - 95] PINS [56 - 65] 0: gpio-96-127 GPIOS [96 - 100] PINS [66 - 70] 5: gpio-96-127 GPIOS [101 - 102] PINS [98 - 99] 7: gpio-96-127 GPIOS [103 - 104] PINS [75 - 76] 13: gpio-96-127 GPIOS [109 - 109] PINS [141 - 141] 14: gpio-96-127 GPIOS [110 - 117] PINS [100 - 107] arch/arm/boot/dts/am33xx-l4.dtsi | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm/boot/dts/am33xx-l4.dtsi b/arch/arm/boot/dts/am33xx-l4.dtsi index 5ed7f3c58c0f..340ea331e54d 100644 --- a/arch/arm/boot/dts/am33xx-l4.dtsi +++ b/arch/arm/boot/dts/am33xx-l4.dtsi @@ -151,6 +151,18 @@ SYSC_OMAP2_SOFTRESET | gpio0: gpio@0 { compatible = "ti,omap4-gpio"; + gpio-ranges = <&am33xx_pinmux 0 82 8>, + <&am33xx_pinmux 8 52 4>, + <&am33xx_pinmux 12 94 4>, + <&am33xx_pinmux 16 71 2>, + <&am33xx_pinmux 18 135 1>, + <&am33xx_pinmux 19 108 2>, + <&am33xx_pinmux 21 73 1>, + <&am33xx_pinmux 22 8 2>, + <&am33xx_pinmux 26 10 2>, + <&am33xx_pinmux 28 74 1>, + <&am33xx_pinmux 29 81 1>, + <&am33xx_pinmux 30 28 2>; gpio-controller; #gpio-cells = <2>; interrupt-controller; @@ -1298,6 +1310,10 @@ SYSC_OMAP2_SOFTRESET | gpio1: gpio@0 { compatible = "ti,omap4-gpio"; + gpio-ranges = <&am33xx_pinmux 0 0 8>, + <&am33xx_pinmux 8 90 4>, + <&am33xx_pinmux 12 12 16>, + <&am33xx_pinmux 28 30 4>; gpio-controller; #gpio-cells = <2>; interrupt-controller; @@ -1700,6 +1716,9 @@ SYSC_OMAP2_SOFTRESET | gpio2: gpio@0 { compatible = "ti,omap4-gpio"; + gpio-ranges = <&am33xx_pinmux 0 34 18>, + <&am33xx_pinmux 18 77 4>, + <&am33xx_pinmux 22 56 10>; gpio-controller; #gpio-cells = <2>; interrupt-controller; @@ -1733,6 +1752,11 @@ SYSC_OMAP2_SOFTRESET | gpio3: gpio@0 { compatible = "ti,omap4-gpio"; + gpio-ranges = <&am33xx_pinmux 0 66 5>, + <&am33xx_pinmux 5 98 2>, + <&am33xx_pinmux 7 75 2>, + <&am33xx_pinmux 13 141 1>, + <&am33xx_pinmux 14 100 8>; gpio-controller; #gpio-cells = <2>; interrupt-controller;