From patchwork Fri Aug 22 15:06:45 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marcel Ziswiler X-Patchwork-Id: 382268 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 34A1E140111 for ; Sat, 23 Aug 2014 01:08:21 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756390AbaHVPIB (ORCPT ); Fri, 22 Aug 2014 11:08:01 -0400 Received: from mout.perfora.net ([74.208.4.197]:52505 "EHLO mout.perfora.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756308AbaHVPIA (ORCPT ); Fri, 22 Aug 2014 11:08:00 -0400 Received: from localhost.localdomain (190-191.5-85.cust.bluewin.ch [85.5.191.190]) by mrelay.perfora.net (node=mreueus001) with ESMTP (Nemesis) id 0MeRoX-1Wz1eV3VfD-00QBLM; Fri, 22 Aug 2014 17:07:12 +0200 From: Marcel Ziswiler To: swarren@wwwdotorg.org, thierry.reding@gmail.com Cc: linux@arm.linux.org.uk, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, stefan@agner.ch, Marcel Ziswiler Subject: [PATCH] arm: tegra: apalis/colibri t30: fix on-module 5v0 supplies Date: Fri, 22 Aug 2014 17:06:45 +0200 Message-Id: X-Mailer: git-send-email 1.9.3 X-Provags-ID: V02:K0:iktxWjFkxQdDx3FfnwQt93yV1/NDdNoQF3jCXTaiAFf wFlx1cRrTFeJCrrelOz6g/He1IcKfQmakFkxjxwzF3FFbQy57L U/6L+v0HygEhBm+hIYgEw5slhVhh4N6a6hA4/oDBmK/d0EiPtU 878JQK2QUXJF649d2IBs2Olzx8NRsGGaykFagVQoSage3noMvs XLdUELW1fbNHDOYzG8ue21ZaFjnil1kTYI6PXWJyCFEGhNuEOC 7a2hdaByyOk/aniyECC8pxJcKnflMGOIs93dJWPHkPEoiiasVJ ralMU/YALJ7ub6q6COTqbei+II/C6Oayldd/zenI9EVmnzybbJ namYIK71uClWbU+iwFr+ZVXkF0Ta7xC2SXqTWGCiyiFdpn3DnA 2yrhZ25iey1unWdssWW4PxwDEggSoKS5Mg0IJMQHK1oC+H6d6u 2bKQqf2amidSPJ61iLwSN10qBAQ== X-UI-Out-Filterresults: notjunk:1; Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Working on Gigabit/PCIe support in U-Boot for Apalis T30 I realised that the current device tree source includes for our modules only happen to work due to referencing the on-carrier 5v0 supply from USB which is not at all available on-module. The modules actually contain TPS60150 charge pumps to generate the PMIC required 5 volts from the one and only 3.3 volt module supply. This patch fixes this. Signed-off-by: Marcel Ziswiler --- arch/arm/boot/dts/tegra30-apalis.dtsi | 11 ++++++++++- arch/arm/boot/dts/tegra30-colibri.dtsi | 11 ++++++++++- 2 files changed, 20 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi index 8adaa78..a5446cb 100644 --- a/arch/arm/boot/dts/tegra30-apalis.dtsi +++ b/arch/arm/boot/dts/tegra30-apalis.dtsi @@ -423,7 +423,7 @@ vcc4-supply = <&sys_3v3_reg>; vcc5-supply = <&sys_3v3_reg>; vcc6-supply = <&vio_reg>; - vcc7-supply = <&sys_5v0_reg>; + vcc7-supply = <&charge_pump_5v0_reg>; vccio-supply = <&sys_3v3_reg>; regulators { @@ -674,5 +674,14 @@ regulator-max-microvolt = <3300000>; regulator-always-on; }; + + charge_pump_5v0_reg: regulator@101 { + compatible = "regulator-fixed"; + reg = <101>; + regulator-name = "5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; }; }; diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi b/arch/arm/boot/dts/tegra30-colibri.dtsi index bf16f8e..c4ed1be 100644 --- a/arch/arm/boot/dts/tegra30-colibri.dtsi +++ b/arch/arm/boot/dts/tegra30-colibri.dtsi @@ -201,7 +201,7 @@ vcc4-supply = <&sys_3v3_reg>; vcc5-supply = <&sys_3v3_reg>; vcc6-supply = <&vio_reg>; - vcc7-supply = <&sys_5v0_reg>; + vcc7-supply = <&charge_pump_5v0_reg>; vccio-supply = <&sys_3v3_reg>; regulators { @@ -373,5 +373,14 @@ regulator-max-microvolt = <3300000>; regulator-always-on; }; + + charge_pump_5v0_reg: regulator@101 { + compatible = "regulator-fixed"; + reg = <101>; + regulator-name = "5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; }; };