From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752729AbdHVUqr (ORCPT ); Tue, 22 Aug 2017 16:46:47 -0400 Received: from mail-wr0-f193.google.com ([209.85.128.193]:33507 "EHLO mail-wr0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752477AbdHVUqq (ORCPT ); Tue, 22 Aug 2017 16:46:46 -0400 From: Kamal Dasu To: cyrille.pitchen@wedev4u.fr, marek.vasut@gmail.com Cc: computersforpeace@gmail.com, boris.brezillon@free-electrons.com, richard@nod.at, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, f.fainelli@gmail.com, bcm-kernel-feedback-list@broadcom.com, Kamal Dasu Subject: [PATCH v8 0/2] Add spi-nor flash device pm support Date: Tue, 22 Aug 2017 16:45:20 -0400 Message-Id: <1503434722-5429-1-git-send-email-kdasu.kdev@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Changes since v7 spi-nor.h - Fix comment style spi-nor.c - Fix condition check to set_4byte() when nor->addr_width == 4 in spi_nor_init() - Bring back quad_enable logic to spi_nor_setup() and remove it from spi_nor_scan() - Remove duplicate comment section in spi_nor_scan() - Leave dev_info() string as before in spi_nor_scan() The V8 changes below implements power management support using the mtd handlers for resume in the spi-nor driver. spi-nor mtd pm resume() calls newly implemented spi_nor_init() function that sets up the spi-nor flash to its pre-suspend/power-on probed state. This is needed S2/S3 PM on platfroms that turn off power to the spi-nor flash on pm suspend. Kamal Dasu (2): mtd: spi-nor: add spi_nor_init() function mtd: spi-nor: Add spi-nor mtd resume handler drivers/mtd/spi-nor/spi-nor.c | 68 +++++++++++++++++++++++++++++++------------ include/linux/mtd/spi-nor.h | 10 +++++++ 2 files changed, 60 insertions(+), 18 deletions(-) -- 1.9.1