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Message-Id: <1359259652-8565-1-git-send-email-broonie@opensource.wolfsonmicro.com>
Date:	Sun, 27 Jan 2013 12:07:23 +0800
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Samuel Ortiz <sameo@...ux.intel.com>
Cc:	linux-kernel@...r.kernel.org, patches@...nsource.wolfsonmicro.com,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH 01/10] mfd: wm5102: Mark DSP memory regions as volatile and readable

We can cache some of them but this is simpler for now.

Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
---
 drivers/mfd/wm5102-tables.c |    8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/mfd/wm5102-tables.c b/drivers/mfd/wm5102-tables.c
index 088872a..4a01192 100644
--- a/drivers/mfd/wm5102-tables.c
+++ b/drivers/mfd/wm5102-tables.c
@@ -1825,7 +1825,13 @@ static bool wm5102_readable_register(struct device *dev, unsigned int reg)
 	case ARIZONA_DSP1_STATUS_3:
 		return true;
 	default:
-		return false;
+		if ((reg >= 0x100000 && reg < 0x106000) ||
+		    (reg >= 0x180000 && reg < 0x180800) ||
+		    (reg >= 0x190000 && reg < 0x194800) ||
+		    (reg >= 0x1a8000 && reg < 0x1a9800))
+			return true;
+		else
+			return false;
 	}
 }
 
-- 
1.7.10.4

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