From patchwork Mon Jan 28 22:14:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thor Thayer X-Patchwork-Id: 1032257 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@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=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.intel.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 43pP4L4Kfxz9sDL for ; Tue, 29 Jan 2019 09:12:02 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726878AbfA1WMB (ORCPT ); Mon, 28 Jan 2019 17:12:01 -0500 Received: from mga17.intel.com ([192.55.52.151]:37504 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726766AbfA1WMB (ORCPT ); Mon, 28 Jan 2019 17:12:01 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Jan 2019 14:12:00 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,534,1539673200"; d="scan'208";a="111810494" Received: from tthayer-hp-z620.an.intel.com ([10.122.105.146]) by orsmga006.jf.intel.com with ESMTP; 28 Jan 2019 14:11:58 -0800 From: thor.thayer@linux.intel.com To: lee.jones@linaro.org, arnd@arndb.de, dinguyen@kernel.org, linux@armlinux.org.uk, catalin.marinas@arm.com, will.deacon@arm.com, peppe.cavallaro@st.com, alexandre.torgue@st.com, joabreu@synopsys.com Cc: davem@davemloft.net, mcoquelin.stm32@gmail.com, mchehab+samsung@kernel.org, mark.rutland@arm.com, bjorn.andersson@linaro.org, olof@lixom.net, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, Thor Thayer Subject: [PATCHv3 0/6] Add SOCFPGA System Manager Date: Mon, 28 Jan 2019 16:14:09 -0600 Message-Id: <1548713655-25940-1-git-send-email-thor.thayer@linux.intel.com> X-Mailer: git-send-email 2.7.4 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Thor Thayer Add MFD driver for SOCFPGA System Manager to handle System Manager calls differently for ARM32 vs ARM64. The SOCFPGA System Manager includes registers from several SOC peripherals. On ARM32, syscon handles this aggregated register grouping. Implement System Manager calls as regmap_mmio similar to syscon for ARM32 SOCFPGA systems. The ARM64 System Manager can only be accessed from priority level EL3 so this new MFD driver handles the calls to EL3. v3 Changes: Create and register regmap in probe(). Lookup functions find registered regmap. Cleanup of header file. Fix copyright dates. Replace global pointer with traditional probe() methodology. Thor Thayer (6): mfd: altera-sysmgr: Add SOCFPGA System Manager Documentation: dt: socfpga: Add S10 System Manager binding ARM: socfpga_defconfig: Enable CONFIG_MTD_ALTERA_SYSMGR arm64: defconfig: Enable CONFIG_MTD_ALTERA_SYSMGR net: stmmac: socfpga: Use shared System Manager driver arm64: dts: stratix10: New System Manager compatible .../bindings/arm/altera/socfpga-system.txt | 12 ++ MAINTAINERS | 6 + arch/arm/configs/socfpga_defconfig | 1 + arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 2 +- arch/arm64/configs/defconfig | 1 + drivers/mfd/Kconfig | 10 + drivers/mfd/Makefile | 1 + drivers/mfd/altera-sysmgr.c | 210 +++++++++++++++++++++ .../net/ethernet/stmicro/stmmac/dwmac-socfpga.c | 5 +- include/linux/mfd/altera-sysmgr.h | 29 +++ 10 files changed, 274 insertions(+), 3 deletions(-) create mode 100644 drivers/mfd/altera-sysmgr.c create mode 100644 include/linux/mfd/altera-sysmgr.h