From: Paul Walmsley <paul@pwsan.com>
Date: Tue, 22 Jul 2008 23:51:30 +0000 (-0600)
Subject: TWL4030: clear MADC interrupt status registers upon init
X-Git-Tag: v2.6.26-omap1~60
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=f405fb3b4fef48f4b37f288d89b3ebaf88eadcb7;p=linux-2.6-omap-h63xx.git

TWL4030: clear MADC interrupt status registers upon init

twl_init_irq() does not clear MADC interrupt status registers upon init -
fix.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---

diff --git a/drivers/i2c/chips/twl4030-core.c b/drivers/i2c/chips/twl4030-core.c
index bb0732c6521..9d93524c809 100644
--- a/drivers/i2c/chips/twl4030-core.c
+++ b/drivers/i2c/chips/twl4030-core.c
@@ -821,6 +821,20 @@ static void twl_init_irq(void)
 		return;
 	}
 
+	/* MADC_ISR1 */
+	res = twl4030_i2c_write_u8(TWL4030_MODULE_MADC, 0xFF, 0x61);
+	if (res < 0) {
+		pr_err("%s[%d][%d]\n", msg, res, __LINE__);
+		return;
+	}
+
+	/* MADC_ISR2 */
+	res = twl4030_i2c_write_u8(TWL4030_MODULE_MADC, 0xFF, 0x63);
+	if (res < 0) {
+		pr_err("%s[%d][%d]\n", msg, res, __LINE__);
+		return;
+	}
+
 	/* key Pad */
 	/* KEYPAD - IMR1 */
 	res = twl4030_i2c_write_u8(TWL4030_MODULE_KEYPAD, 0xFF, (0x12));