linux-kernel - [PATCH 04/14] mfd: twl6040: The chip does not support bulk access

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Date:	Wed, 18 May 2016 16:46:26 +0300
From:	Peter Ujfalusi <peter.ujfalusi@...com>
To:	<mturquette@...libre.com>, <sboyd@...eaurora.org>,
	<tony@...mide.com>, <lee.jones@...aro.org>, <robh+dt@...nel.org>,
	<lgirdwood@...il.com>, <broonie@...nel.org>
CC:	<t-kristo@...com>, <linux-kernel@...r.kernel.org>,
	<linux-clk@...r.kernel.org>, <linux-omap@...r.kernel.org>,
	<devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<alsa-devel@...a-project.org>
Subject: [PATCH 04/14] mfd: twl6040: The chip does not support bulk access

Bulk access is not working with twl6040, we need to use single register
access. Bulk access would happen when we try to sync the regcache after
power on.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
---
 drivers/mfd/twl6040.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mfd/twl6040.c b/drivers/mfd/twl6040.c
index f3dcf3a85e84..2596546553aa 100644
--- a/drivers/mfd/twl6040.c
+++ b/drivers/mfd/twl6040.c
@@ -608,6 +608,7 @@ static const struct regmap_config twl6040_regmap_config = {
 	.writeable_reg = twl6040_writeable_reg,
 
 	.cache_type = REGCACHE_RBTREE,
+	.use_single_rw = true,
 };
 
 static const struct regmap_irq twl6040_irqs[] = {
-- 
2.8.2