From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A6ADAC3A5A6 for ; Thu, 19 Sep 2019 12:11:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 73C722196F for ; Thu, 19 Sep 2019 12:11:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390139AbfISMLM (ORCPT ); Thu, 19 Sep 2019 08:11:12 -0400 Received: from mail-sh.amlogic.com ([58.32.228.43]:41463 "EHLO mail-sh.amlogic.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727273AbfISMLM (ORCPT ); Thu, 19 Sep 2019 08:11:12 -0400 Received: from droid13.amlogic.com (116.236.93.172) by mail-sh.amlogic.com (10.18.11.5) with Microsoft SMTP Server id 15.1.1591.10; Thu, 19 Sep 2019 20:12:05 +0800 From: Jianxin Pan To: Kevin Hilman , CC: Jianxin Pan , Rob Herring , Neil Armstrong , Jerome Brunet , Martin Blumenstingl , , , , , Jian Hu , Hanjie Lin , Victor Wan , Xingyu Chen Subject: [PATCH 0/3] arm64: meson: add support for A1 Power Domains Date: Thu, 19 Sep 2019 08:11:01 -0400 Message-ID: <1568895064-4116-1-git-send-email-jianxin.pan@amlogic.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [116.236.93.172] Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset introduces a "Secure Power Doamin Controller". In A1/C1, power controller registers such as PWRCTRL_FOCRSTN, PWRCTRL_PWR_OFF, PWRCTRL_MEM_PD and PWRCTRL_ISO_EN, are in the secure domain, and should be accessed from ATF by smc. This patchset is based on A1 DTB series at [0]. [0] https://lore.kernel.org/linux-amlogic/1568276370-54181-1-git-send-email-jianxin.pan@amlogic.com Jianxin Pan (3): dt-bindings: power: add Amlogic secure power domains bindings soc: amlogic: Add support for Secure power domains controller arm64: dts: meson: a1: add secure power domain controller .../bindings/power/amlogic,meson-sec-pwrc.yaml | 32 ++++ arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 6 + drivers/soc/amlogic/Kconfig | 13 ++ drivers/soc/amlogic/Makefile | 1 + drivers/soc/amlogic/meson-secure-pwrc.c | 182 +++++++++++++++++++++ include/dt-bindings/power/meson-a1-power.h | 32 ++++ 6 files changed, 266 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/amlogic,meson-sec-pwrc.yaml create mode 100644 drivers/soc/amlogic/meson-secure-pwrc.c create mode 100644 include/dt-bindings/power/meson-a1-power.h -- 2.7.4