linux-kernel - [PATCH 6/6] mtd: rawnand: gpmi: set the pinctrl state for suspend/reusme

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Message-Id: <1579038243-28550-7-git-send-email-han.xu@nxp.com>
Date:   Wed, 15 Jan 2020 05:44:03 +0800
From:   Han Xu <han.xu@....com>
To:     vkoul@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
        miquel.raynal@...tlin.com, richard@....at, vigneshr@...com,
        esben@...nix.com, boris.brezillon@...labora.com
Cc:     festevam@...il.com, linux-imx@....com, dmaengine@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, han.xu@....com,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 6/6] mtd: rawnand: gpmi: set the pinctrl state for suspend/reusme

set the correct pinctrl state in system pm suspend/resume ops

Signed-off-by: Han Xu <han.xu@....com>
---
 drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
index 73644c96fa9b..de1e3dbb2eb1 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
@@ -15,6 +15,7 @@
 #include <linux/of.h>
 #include <linux/of_device.h>
 #include <linux/pm_runtime.h>
+#include <linux/pinctrl/consumer.h>
 #include <linux/dma/mxs-dma.h>
 #include "gpmi-nand.h"
 #include "gpmi-regs.h"
@@ -2692,6 +2693,7 @@ static int gpmi_pm_suspend(struct device *dev)
 {
 	int ret;
 
+	pinctrl_pm_select_sleep_state(dev);
 	ret = pm_runtime_force_suspend(dev);
 
 	return ret;
@@ -2708,6 +2710,8 @@ static int gpmi_pm_resume(struct device *dev)
 		return ret;
 	}
 
+	pinctrl_pm_select_default_state(dev);
+
 	/* re-init the GPMI registers */
 	ret = gpmi_init(this);
 	if (ret) {
-- 
2.17.1