[next,0/1] Add simple PM operations to sifive-spi

Message ID	20220610074459.3261383-1-andy.chiu@sifive.com
Headers	show Return-Path: <linux-spi-owner@kernel.org> From: Andy Chiu <andy.chiu@sifive.com> To: broonie@kernel.org, palmer@dabbelt.com, paul.walmsley@sifive.com, linux-spi@vger.kernel.org, linux-riscv@lists.infradead.org Cc: Andy Chiu <andy.chiu@sifive.com> Subject: [PATCH next 0/1] Add simple PM operations to sifive-spi Date: Fri, 10 Jun 2022 15:44:58 +0800 Message-Id: <20220610074459.3261383-1-andy.chiu@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	Add simple PM operations to sifive-spi \| expand [next,0/1] Add simple PM operations to sifive-spi [next,1/1] spi: sifive: add PM callbacks to support suspend/resume

Message ID

20220610074459.3261383-1-andy.chiu@sifive.com

Headers

From: Andy Chiu <andy.chiu@sifive.com>
To: broonie@kernel.org, palmer@dabbelt.com, paul.walmsley@sifive.com,
        linux-spi@vger.kernel.org, linux-riscv@lists.infradead.org
Cc: Andy Chiu <andy.chiu@sifive.com>
Subject: [PATCH next 0/1] Add simple PM operations to sifive-spi
Date: Fri, 10 Jun 2022 15:44:58 +0800
Message-Id: <20220610074459.3261383-1-andy.chiu@sifive.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

Series

Add simple PM operations to sifive-spi | expand

Message

Andy Chiu June 10, 2022, 7:44 a.m. UTC

The patch has been tested on Unmatched using pm_test. The Unmatched board
uses SD over SPI and it was tested by initiating S2RAM cycles for all
devices while reading/writing files at the same time. We found no dropped
connection to the card or corrupted filesystem during test cycles.

Andy Chiu (1):
  spi: sifive: add PM callbacks to support suspend/resume

 drivers/spi/spi-sifive.c | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)