From patchwork Tue May 15 14:41:23 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 913698 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="pgODgPQg"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 40lgN84dL0z9s08 for ; Wed, 16 May 2018 00:45:28 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754028AbeEOOlk (ORCPT ); Tue, 15 May 2018 10:41:40 -0400 Received: from mail.kernel.org ([198.145.29.99]:53616 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753285AbeEOOlh (ORCPT ); Tue, 15 May 2018 10:41:37 -0400 Received: from PC-kkoz.proceq.com (unknown [213.160.61.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1FDA621748; Tue, 15 May 2018 14:41:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1526395297; bh=IwwlmiiOs5Ke/Zh/vP/shIvRggnEs7awK2gY6hxrPFo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pgODgPQgg8/YGTuviAGtV6/xeoEZqHL7aVx7GmXrKPgPGVzKyG9M999gIEP4BNlDd B2DH8yehwMissIluDOklSCdxqrW/sQAFIvuJvfqgwakpT2/3RSDK6dzZutbOLNF3FA HyFsiFXto83DfQeNIQBSgbyh6ZpJN/yZ+tToKnoQ= From: Krzysztof Kozlowski To: Rob Herring , Mark Rutland , Thierry Reding , Jonathan Hunter , devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Marcel Ziswiler , Stefan Agner , Lucas Stach , Krzysztof Kozlowski Subject: [PATCH v4 1/3] ARM: dts: tegra: Remove skeleton.dtsi and fix DTC warnings for /memory Date: Tue, 15 May 2018 16:41:23 +0200 Message-Id: <1526395285-19006-2-git-send-email-krzk@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1526395285-19006-1-git-send-email-krzk@kernel.org> References: <1526395285-19006-1-git-send-email-krzk@kernel.org> Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Remove the usage of skeleton.dtsi and add necessary properties to /memory node to fix the DTC warnings: arch/arm/boot/dts/tegra20-harmony.dtb: Warning (unit_address_vs_reg): /memory: node has a reg or ranges property, but no unit name The DTB after the change is the same as before except adding unit-address to /memory node. Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/tegra114-dalmore.dts | 3 ++- arch/arm/boot/dts/tegra114-roth.dts | 3 ++- arch/arm/boot/dts/tegra114-tn7.dts | 3 ++- arch/arm/boot/dts/tegra114.dtsi | 4 ++-- arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi | 3 ++- arch/arm/boot/dts/tegra124-apalis.dtsi | 3 ++- arch/arm/boot/dts/tegra124-jetson-tk1.dts | 3 ++- arch/arm/boot/dts/tegra124-nyan.dtsi | 3 ++- arch/arm/boot/dts/tegra124-venice2.dts | 3 ++- arch/arm/boot/dts/tegra124.dtsi | 2 -- arch/arm/boot/dts/tegra20-colibri-512.dtsi | 3 ++- arch/arm/boot/dts/tegra20-harmony.dts | 3 ++- arch/arm/boot/dts/tegra20-paz00.dts | 3 ++- arch/arm/boot/dts/tegra20-seaboard.dts | 3 ++- arch/arm/boot/dts/tegra20-tamonten.dtsi | 3 ++- arch/arm/boot/dts/tegra20-trimslice.dts | 3 ++- arch/arm/boot/dts/tegra20-ventana.dts | 3 ++- arch/arm/boot/dts/tegra20.dtsi | 7 +++++-- arch/arm/boot/dts/tegra30-apalis.dtsi | 5 +++++ arch/arm/boot/dts/tegra30-beaver.dts | 3 ++- arch/arm/boot/dts/tegra30-cardhu.dtsi | 3 ++- arch/arm/boot/dts/tegra30-colibri.dtsi | 3 ++- arch/arm/boot/dts/tegra30.dtsi | 7 +++++-- 23 files changed, 53 insertions(+), 26 deletions(-) diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts b/arch/arm/boot/dts/tegra114-dalmore.dts index eafff16765b4..5cdcedfc19cb 100644 --- a/arch/arm/boot/dts/tegra114-dalmore.dts +++ b/arch/arm/boot/dts/tegra114-dalmore.dts @@ -23,7 +23,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@80000000 { + device_type = "memory"; reg = <0x80000000 0x40000000>; }; diff --git a/arch/arm/boot/dts/tegra114-roth.dts b/arch/arm/boot/dts/tegra114-roth.dts index 7ed7370ee67a..b4f329a07c60 100644 --- a/arch/arm/boot/dts/tegra114-roth.dts +++ b/arch/arm/boot/dts/tegra114-roth.dts @@ -28,7 +28,8 @@ }; }; - memory { + memory@80000000 { + device_type = "memory"; /* memory >= 0x79600000 is reserved for firmware usage */ reg = <0x80000000 0x79600000>; }; diff --git a/arch/arm/boot/dts/tegra114-tn7.dts b/arch/arm/boot/dts/tegra114-tn7.dts index 7fc4a8b31e45..12092d344ce8 100644 --- a/arch/arm/boot/dts/tegra114-tn7.dts +++ b/arch/arm/boot/dts/tegra114-tn7.dts @@ -28,7 +28,8 @@ }; }; - memory { + memory@80000000 { + device_type = "memory"; /* memory >= 0x37e00000 is reserved for firmware usage */ reg = <0x80000000 0x37e00000>; }; diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi index 0e4a13295d8a..b917784d3f97 100644 --- a/arch/arm/boot/dts/tegra114.dtsi +++ b/arch/arm/boot/dts/tegra114.dtsi @@ -5,11 +5,11 @@ #include #include -#include "skeleton.dtsi" - / { compatible = "nvidia,tegra114"; interrupt-parent = <&lic>; + #address-cells = <1>; + #size-cells = <1>; host1x@50000000 { compatible = "nvidia,tegra114-host1x", "simple-bus"; diff --git a/arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi b/arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi index bb67edb016c5..80b52c612891 100644 --- a/arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi +++ b/arch/arm/boot/dts/tegra124-apalis-v1.2.dtsi @@ -15,7 +15,8 @@ compatible = "toradex,apalis-tk1-v1.2", "toradex,apalis-tk1", "nvidia,tegra124"; - memory { + memory@0 { + device_type = "memory"; reg = <0x0 0x80000000 0x0 0x80000000>; }; diff --git a/arch/arm/boot/dts/tegra124-apalis.dtsi b/arch/arm/boot/dts/tegra124-apalis.dtsi index 65a2161b9b8e..3ca7601cafe9 100644 --- a/arch/arm/boot/dts/tegra124-apalis.dtsi +++ b/arch/arm/boot/dts/tegra124-apalis.dtsi @@ -50,7 +50,8 @@ model = "Toradex Apalis TK1"; compatible = "toradex,apalis-tk1", "nvidia,tegra124"; - memory { + memory@0 { + device_type = "memory"; reg = <0x0 0x80000000 0x0 0x80000000>; }; diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts index 6dbcf84dafbc..8d9e6ee6c6a7 100644 --- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts +++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts @@ -24,7 +24,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x0 0x80000000 0x0 0x80000000>; }; diff --git a/arch/arm/boot/dts/tegra124-nyan.dtsi b/arch/arm/boot/dts/tegra124-nyan.dtsi index 3609367037a6..15a2b0e3237e 100644 --- a/arch/arm/boot/dts/tegra124-nyan.dtsi +++ b/arch/arm/boot/dts/tegra124-nyan.dtsi @@ -13,7 +13,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x0 0x80000000 0x0 0x80000000>; }; diff --git a/arch/arm/boot/dts/tegra124-venice2.dts b/arch/arm/boot/dts/tegra124-venice2.dts index 89bcc178994d..241cdc4b6600 100644 --- a/arch/arm/boot/dts/tegra124-venice2.dts +++ b/arch/arm/boot/dts/tegra124-venice2.dts @@ -18,7 +18,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x0 0x80000000 0x0 0x80000000>; }; diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi index 174092bfac90..df1642876a4c 100644 --- a/arch/arm/boot/dts/tegra124.dtsi +++ b/arch/arm/boot/dts/tegra124.dtsi @@ -7,8 +7,6 @@ #include #include -#include "skeleton.dtsi" - / { compatible = "nvidia,tegra124"; interrupt-parent = <&lic>; diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi b/arch/arm/boot/dts/tegra20-colibri-512.dtsi index 5c202b3e3bb1..305efb275b48 100644 --- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi +++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi @@ -10,7 +10,8 @@ rtc1 = "/rtc@7000e000"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x00000000 0x20000000>; }; diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts index 628a55a9318b..5009a55ae15c 100644 --- a/arch/arm/boot/dts/tegra20-harmony.dts +++ b/arch/arm/boot/dts/tegra20-harmony.dts @@ -18,7 +18,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x00000000 0x40000000>; }; diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts index 30436969adc0..e794ac5442ef 100644 --- a/arch/arm/boot/dts/tegra20-paz00.dts +++ b/arch/arm/boot/dts/tegra20-paz00.dts @@ -19,7 +19,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x00000000 0x20000000>; }; diff --git a/arch/arm/boot/dts/tegra20-seaboard.dts b/arch/arm/boot/dts/tegra20-seaboard.dts index 284aae351ff2..6cb832cfa4f3 100644 --- a/arch/arm/boot/dts/tegra20-seaboard.dts +++ b/arch/arm/boot/dts/tegra20-seaboard.dts @@ -18,7 +18,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x00000000 0x40000000>; }; diff --git a/arch/arm/boot/dts/tegra20-tamonten.dtsi b/arch/arm/boot/dts/tegra20-tamonten.dtsi index 872046d48709..6ceb1228fed3 100644 --- a/arch/arm/boot/dts/tegra20-tamonten.dtsi +++ b/arch/arm/boot/dts/tegra20-tamonten.dtsi @@ -15,7 +15,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x00000000 0x20000000>; }; diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts b/arch/arm/boot/dts/tegra20-trimslice.dts index d55c6b240a30..3f94be3da9e5 100644 --- a/arch/arm/boot/dts/tegra20-trimslice.dts +++ b/arch/arm/boot/dts/tegra20-trimslice.dts @@ -18,7 +18,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x00000000 0x40000000>; }; diff --git a/arch/arm/boot/dts/tegra20-ventana.dts b/arch/arm/boot/dts/tegra20-ventana.dts index ee3fbf941e79..c897a90289bc 100644 --- a/arch/arm/boot/dts/tegra20-ventana.dts +++ b/arch/arm/boot/dts/tegra20-ventana.dts @@ -18,7 +18,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@0 { + device_type = "memory"; reg = <0x00000000 0x40000000>; }; diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index 0a7136462a1a..290ebbeb210f 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -4,11 +4,14 @@ #include #include -#include "skeleton.dtsi" - / { compatible = "nvidia,tegra20"; interrupt-parent = <&lic>; + #address-cells = <1>; + #size-cells = <1>; + + chosen { }; + aliases { }; iram@40000000 { compatible = "mmio-sram"; diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi index d1d21ec2a844..184f60c720fa 100644 --- a/arch/arm/boot/dts/tegra30-apalis.dtsi +++ b/arch/arm/boot/dts/tegra30-apalis.dtsi @@ -10,6 +10,11 @@ model = "Toradex Apalis T30"; compatible = "toradex,apalis_t30", "nvidia,tegra30"; + memory@0 { + device_type = "memory"; + reg = <0 0>; + }; + pcie@3000 { avdd-pexa-supply = <&vdd2_reg>; vdd-pexa-supply = <&vdd2_reg>; diff --git a/arch/arm/boot/dts/tegra30-beaver.dts b/arch/arm/boot/dts/tegra30-beaver.dts index ae52a5039506..72369877d284 100644 --- a/arch/arm/boot/dts/tegra30-beaver.dts +++ b/arch/arm/boot/dts/tegra30-beaver.dts @@ -17,7 +17,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@80000000 { + device_type = "memory"; reg = <0x80000000 0x7ff00000>; }; diff --git a/arch/arm/boot/dts/tegra30-cardhu.dtsi b/arch/arm/boot/dts/tegra30-cardhu.dtsi index 92a9740c533f..24c04d4c335d 100644 --- a/arch/arm/boot/dts/tegra30-cardhu.dtsi +++ b/arch/arm/boot/dts/tegra30-cardhu.dtsi @@ -40,7 +40,8 @@ stdout-path = "serial0:115200n8"; }; - memory { + memory@80000000 { + device_type = "memory"; reg = <0x80000000 0x40000000>; }; diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi b/arch/arm/boot/dts/tegra30-colibri.dtsi index c44d8c40c410..cc46cedf80b9 100644 --- a/arch/arm/boot/dts/tegra30-colibri.dtsi +++ b/arch/arm/boot/dts/tegra30-colibri.dtsi @@ -10,7 +10,8 @@ model = "Toradex Colibri T30"; compatible = "toradex,colibri_t30", "nvidia,tegra30"; - memory { + memory@80000000 { + device_type = "memory"; reg = <0x80000000 0x40000000>; }; diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index a110cf84d85f..4383f0fd789d 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -5,11 +5,14 @@ #include #include -#include "skeleton.dtsi" - / { compatible = "nvidia,tegra30"; interrupt-parent = <&lic>; + #address-cells = <1>; + #size-cells = <1>; + + chosen { }; + aliases { }; pcie@3000 { compatible = "nvidia,tegra30-pcie"; From patchwork Tue May 15 14:41:24 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 913697 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="iNwwERlu"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 40lgN3283Vz9s02 for ; Wed, 16 May 2018 00:45:23 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752953AbeEOOpL (ORCPT ); Tue, 15 May 2018 10:45:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:53644 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754023AbeEOOlk (ORCPT ); Tue, 15 May 2018 10:41:40 -0400 Received: from PC-kkoz.proceq.com (unknown [213.160.61.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A9EE321747; Tue, 15 May 2018 14:41:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1526395299; bh=/M0ML8DAZL/LfysZ8g8iWv/ezUPQk3N4fptVX+/LQLA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iNwwERlu/nqkJLRU98n1QbnDeziAOZu/WNx9Kf4WFj52J3om6KFV15UFMmELd7Oxq BGeIjkEItwShb6Nbn4fkWJwf2cCOcgNrR6iQzC+SvSTb/roDO9i2QXfRDi7iktUJo1 bJlZ12j2kVkor7N1Cw9lKH/Kz+nMSivEXVBnJCUU= From: Krzysztof Kozlowski To: Rob Herring , Mark Rutland , Thierry Reding , Jonathan Hunter , devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Marcel Ziswiler , Stefan Agner , Lucas Stach , Krzysztof Kozlowski Subject: [PATCH v4 2/3] ARM: dts: tegra: Fix unit_address_vs_reg and avoid_unnecessary_addr_size DTC warnings Date: Tue, 15 May 2018 16:41:24 +0200 Message-Id: <1526395285-19006-3-git-send-email-krzk@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1526395285-19006-1-git-send-email-krzk@kernel.org> References: <1526395285-19006-1-git-send-email-krzk@kernel.org> Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Remove unneeded address/size cells properties and unit addresses to fix DTC warnings like: arch/arm/boot/dts/tegra30-apalis-eval.dtb: Warning (unit_address_vs_reg): /i2c@7000d000/stmpe811@41/stmpe_touchscreen@0: node has a unit name, but no reg property arch/arm/boot/dts/tegra30-apalis-eval.dtb: Warning (avoid_unnecessary_addr_size): /i2c@7000d000/stmpe811@41: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/tegra30-apalis.dtsi | 4 +--- arch/arm/boot/dts/tegra30-beaver.dts | 3 --- arch/arm/boot/dts/tegra30-colibri.dtsi | 2 -- 3 files changed, 1 insertion(+), 8 deletions(-) diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi index 184f60c720fa..5038ca7b68af 100644 --- a/arch/arm/boot/dts/tegra30-apalis.dtsi +++ b/arch/arm/boot/dts/tegra30-apalis.dtsi @@ -590,8 +590,6 @@ /* STMPE811 touch screen controller */ stmpe811@41 { compatible = "st,stmpe811"; - #address-cells = <1>; - #size-cells = <0>; reg = <0x41>; interrupts = ; interrupt-parent = <&gpio>; @@ -600,7 +598,7 @@ blocks = <0x5>; irq-trigger = <0x1>; - stmpe_touchscreen@0 { + stmpe_touchscreen { compatible = "st,stmpe-ts"; /* 3.25 MHz ADC clock speed */ st,adc-freq = <1>; diff --git a/arch/arm/boot/dts/tegra30-beaver.dts b/arch/arm/boot/dts/tegra30-beaver.dts index 72369877d284..961934f70639 100644 --- a/arch/arm/boot/dts/tegra30-beaver.dts +++ b/arch/arm/boot/dts/tegra30-beaver.dts @@ -1791,9 +1791,6 @@ vccio-supply = <&vdd_5v_in_reg>; regulators { - #address-cells = <1>; - #size-cells = <0>; - vdd1_reg: vdd1 { regulator-name = "vddio_ddr_1v2"; regulator-min-microvolt = <1200000>; diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi b/arch/arm/boot/dts/tegra30-colibri.dtsi index cc46cedf80b9..a593dc8be47f 100644 --- a/arch/arm/boot/dts/tegra30-colibri.dtsi +++ b/arch/arm/boot/dts/tegra30-colibri.dtsi @@ -352,8 +352,6 @@ /* STMPE811 touch screen controller */ stmpe811@41 { compatible = "st,stmpe811"; - #address-cells = <1>; - #size-cells = <0>; reg = <0x41>; interrupts = ; interrupt-parent = <&gpio>; From patchwork Tue May 15 14:41:25 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 913696 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="A7Z2DiG2"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 40lgMb0ZXWz9s08 for ; Wed, 16 May 2018 00:44:59 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754054AbeEOOlp (ORCPT ); Tue, 15 May 2018 10:41:45 -0400 Received: from mail.kernel.org ([198.145.29.99]:53670 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753285AbeEOOlm (ORCPT ); Tue, 15 May 2018 10:41:42 -0400 Received: from PC-kkoz.proceq.com (unknown [213.160.61.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id EB6CE2176F; Tue, 15 May 2018 14:41:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1526395301; bh=Id1aZIr46lKqshw8TRIS/ozPZxsQGdgAh13AB5NvJyg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=A7Z2DiG2UdLF3NcpGQ63xYxZ1wQ9LX+5/q2V0k/GQEbjaC1t2W5WDAn1izJ2MUSe9 FtNYZepUOjiO8Ziz3BEr8QqTU88XnSyDO7qTD7wHTzaDygFE6E9/+Vq5GFbgHHY/zm rqVfZr26ekmmVaewQT3U5LLGkF2KUf93SmGpBndI= From: Krzysztof Kozlowski To: Rob Herring , Mark Rutland , Thierry Reding , Jonathan Hunter , devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Marcel Ziswiler , Stefan Agner , Lucas Stach , Krzysztof Kozlowski Subject: [PATCH v4 3/3] ARM: dts: tegra: Work safely with 256 MB Colibri-T20 modules Date: Tue, 15 May 2018 16:41:25 +0200 Message-Id: <1526395285-19006-4-git-send-email-krzk@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1526395285-19006-1-git-send-email-krzk@kernel.org> References: <1526395285-19006-1-git-send-email-krzk@kernel.org> Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Colibri-T20 can come in 256 MB RAM (with 512 MB NAND) or 512 MB RAM (with 1024 MB NAND) flavors. Both of them will use the same DTSI expecting the bootloader to do the fixup of /memory node. However in case it does not happen, let's stay on safe side by limiting the memory to 256 MB for both versions of Colibri-T20. Signed-off-by: Krzysztof Kozlowski --- RFT: Not tested on 512 MB module as I have only the 256 MB one. Changes since v3: 1. Reduce the memory in existing DTSI instead of creating a new one (suggested by Marcel). Changes since v2: 1. Do not add new compatible but use everywhere existing "toradex,colibri_t20-512" (suggested by Rob). Changes since v1: 1. Fix memory size in tegra20-colibri-256.dtsi (was working fine because my bootloader uses mem= argument). --- arch/arm/boot/dts/tegra20-colibri-512.dtsi | 9 +++++++-- arch/arm/boot/dts/tegra20-iris-512.dts | 2 +- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi b/arch/arm/boot/dts/tegra20-colibri-512.dtsi index 305efb275b48..b9387c540450 100644 --- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi +++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi @@ -2,7 +2,7 @@ #include "tegra20.dtsi" / { - model = "Toradex Colibri T20 512MB"; + model = "Toradex Colibri T20 256/512 MB"; compatible = "toradex,colibri_t20-512", "nvidia,tegra20"; aliases { @@ -12,7 +12,12 @@ memory@0 { device_type = "memory"; - reg = <0x00000000 0x20000000>; + /* + * Set memory to 256 MB to be safe as this could be used on + * 256 or 512 MB module. It is expected from bootloader + * to fix this up for 512 MB version. + */ + reg = <0x00000000 0x10000000>; }; host1x@50000000 { diff --git a/arch/arm/boot/dts/tegra20-iris-512.dts b/arch/arm/boot/dts/tegra20-iris-512.dts index 40126388946d..efaa96228722 100644 --- a/arch/arm/boot/dts/tegra20-iris-512.dts +++ b/arch/arm/boot/dts/tegra20-iris-512.dts @@ -4,7 +4,7 @@ #include "tegra20-colibri-512.dtsi" / { - model = "Toradex Colibri T20 512MB on Iris"; + model = "Toradex Colibri T20 256/512 MB on Iris"; compatible = "toradex,iris", "toradex,colibri_t20-512", "nvidia,tegra20"; aliases {