linux-kernel - [PATCH 1/5] mfd: rn5t618: mark ADC control register volatile

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Date:   Fri, 17 Jan 2020 22:59:22 +0100
From:   Andreas Kemnade <andreas@...nade.info>
To:     jic23@...nel.org, knaack.h@....de, lars@...afoo.de,
        pmeerw@...erw.net, lee.jones@...aro.org, b.galvani@...il.com,
        linus.walleij@...aro.org, andreas@...nade.info,
        linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org,
        phh@....me, stefan@...er.ch, letux-kernel@...nphoenux.org
Subject: [PATCH 1/5] mfd: rn5t618: mark ADC control register volatile

There is a bit which gets cleared after conversion.

Fixes: 9bb9e29c78f8 ("mfd: Add Ricoh RN5T618 PMIC core driver")
Signed-off-by: Andreas Kemnade <andreas@...nade.info>
---
 drivers/mfd/rn5t618.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618.c
index ec378715137b..073de8e0e78b 100644
--- a/drivers/mfd/rn5t618.c
+++ b/drivers/mfd/rn5t618.c
@@ -35,6 +35,7 @@ static bool rn5t618_volatile_reg(struct device *dev, unsigned int reg)
 	case RN5T618_WATCHDOGCNT:
 	case RN5T618_DCIRQ:
 	case RN5T618_ILIMDATAH ... RN5T618_AIN0DATAL:
+	case RN5T618_ADCCNT3:
 	case RN5T618_IR_ADC1 ... RN5T618_IR_ADC3:
 	case RN5T618_IR_GPR:
 	case RN5T618_IR_GPF:
-- 
2.20.1