From patchwork Thu Jul 30 01:22:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 11692127 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 51D891392 for ; Thu, 30 Jul 2020 01:27:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 322ED20829 for ; Thu, 30 Jul 2020 01:27:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726341AbgG3B1V (ORCPT ); Wed, 29 Jul 2020 21:27:21 -0400 Received: from inva020.nxp.com ([92.121.34.13]:42462 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726287AbgG3B1V (ORCPT ); Wed, 29 Jul 2020 21:27:21 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 2D3851A02AB; Thu, 30 Jul 2020 03:27:19 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 9C6351A0296; Thu, 30 Jul 2020 03:27:12 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 3AA07402D0; Thu, 30 Jul 2020 03:27:04 +0200 (CEST) From: Anson Huang To: mturquette@baylibre.com, sboyd@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, aisheng.dong@nxp.com, arnd@arndb.de, peng.fan@nxp.com, abel.vesa@nxp.com, fugang.duan@nxp.com, daniel.baluta@nxp.com, yuehaibing@huawei.com, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Linux-imx@nxp.com Subject: [PATCH V9 0/6] Support building i.MX ARMv8 platforms clock driver as module Date: Thu, 30 Jul 2020 09:22:48 +0800 Message-Id: <1596072174-16358-1-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Nowdays, there are more and more requirements of building SoC specific drivers as modules, such as Android GKI (generic kernel image), this patch set supports building i.MX ARMv8 SoCs clock drivers as modules, The CLK_IMXxxx is introduced for i.MX ARMv7 platforms in order to make the build options aligned, the reason why i.MX ARMv7 platforms clock driver do NOT support module build and COMPILE_TEST is because, some drivers like i.MX GPT timer driver depends on clock driver to be ready before it, GPT driver uses TIMER_OF_DECLARE(), while i.MX6/7 clock drivers use CLK_OF_DECLARE(), and GPT driver is critical for i.MX6/7 platforms kernel boot up, so GPT driver needs to be changed to support loadable clock driver first, then the i.MX6/7 clock drivers can support loadable module, this will be done later. Changes since V8: - explicitly include linux/bits.h in patch #1. Anson Huang (6): clk: imx6sl: Use BIT(x) to avoid shifting signed 32-bit value by 31 bits clk: composite: Export clk_hw_register_composite() clk: imx: Support building i.MX common clock driver as module clk: imx: Add clock configuration for ARMv7 platforms clk: imx8m: Support module build clk: imx8qxp: Support building i.MX8QXP clock driver as module drivers/clk/clk-composite.c | 1 + drivers/clk/imx/Kconfig | 94 ++++++++++++++++++++++++++++++++------ drivers/clk/imx/Makefile | 79 ++++++++++++++++---------------- drivers/clk/imx/clk-composite-8m.c | 2 + drivers/clk/imx/clk-cpu.c | 2 + drivers/clk/imx/clk-frac-pll.c | 2 + drivers/clk/imx/clk-gate2.c | 2 + drivers/clk/imx/clk-imx6sl.c | 15 +++--- drivers/clk/imx/clk-imx8mm.c | 4 ++ drivers/clk/imx/clk-imx8mn.c | 4 ++ drivers/clk/imx/clk-imx8mp.c | 4 ++ drivers/clk/imx/clk-imx8mq.c | 4 ++ drivers/clk/imx/clk-imx8qxp-lpcg.c | 4 ++ drivers/clk/imx/clk-imx8qxp.c | 4 ++ drivers/clk/imx/clk-pll14xx.c | 5 ++ drivers/clk/imx/clk-sscg-pll.c | 2 + drivers/clk/imx/clk.c | 17 +++++-- drivers/clk/imx/clk.h | 6 +++ 18 files changed, 186 insertions(+), 65 deletions(-)