Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752958AbdHKNG0 (ORCPT ); Fri, 11 Aug 2017 09:06:26 -0400 Received: from metis.ext.4.pengutronix.de ([92.198.50.35]:54703 "EHLO metis.ext.4.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752610AbdHKNGY (ORCPT ); Fri, 11 Aug 2017 09:06:24 -0400 From: Philipp Zabel To: linux-kernel@vger.kernel.org Cc: Alexandru Gagniuc , Andre Przywara , Maxime Coquelin , Alexandre Torgue , Maxime Ripard , Chen-Yu Tsai , Baoyou Xie , Eugeniy Paltsev , Steffen Trumtrar , Dinh Nguyen , linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de, Philipp Zabel Subject: [PATCH v2 0/5] Unify simple reset drivers Date: Fri, 11 Aug 2017 15:06:13 +0200 Message-Id: <20170811130618.3676-1-p.zabel@pengutronix.de> X-Mailer: git-send-email 2.11.0 X-SA-Exim-Connect-IP: 2001:67c:670:100:3ad5:47ff:feaf:1a17 X-SA-Exim-Mail-From: p.zabel@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1919 Lines: 45 Hi, from time to time people notice that we are slowly accumulating reset drivers for simple reset controllers. "Simple" in this context means that they allow to directly control reset lines by setting and clearing bits in a single register or in a contiguous register range that is exclusive to the reset controller. I had previously suggested to add common reset ops for them [1], and Andre advised to combine them into a single platform driver instead. This series does that. It should allow to replace the socfpga, stm32, and zx2967 drivers entirely. The SoCFPGA device tree quirk parsing is now contained in reset-simple.c. The sunxi driver is kept around to register the early reset controllers, but it reuses the exported reset_simple_ops. [1] https://patchwork.kernel.org/patch/9610709/ regards Philipp Philipp Zabel (5): reset: add reset-simple to unify socfpga, stm32, sunxi, and zx2967 reset: socfpga: use the reset-simple driver reset: stm32: use the reset-simple driver reset: zx2967: use the reset-simple driver reset: simple: read back to make sure changes are applied MAINTAINERS | 1 - drivers/reset/Kconfig | 24 +++--- drivers/reset/Makefile | 4 +- drivers/reset/reset-simple.c | 183 ++++++++++++++++++++++++++++++++++++++++++ drivers/reset/reset-simple.h | 33 ++++++++ drivers/reset/reset-socfpga.c | 154 ----------------------------------- drivers/reset/reset-stm32.c | 108 ------------------------- drivers/reset/reset-sunxi.c | 104 ++---------------------- drivers/reset/reset-zx2967.c | 99 ----------------------- 9 files changed, 232 insertions(+), 478 deletions(-) create mode 100644 drivers/reset/reset-simple.c create mode 100644 drivers/reset/reset-simple.h delete mode 100644 drivers/reset/reset-socfpga.c delete mode 100644 drivers/reset/reset-stm32.c delete mode 100644 drivers/reset/reset-zx2967.c -- 2.11.0