From: Juha Yrjola <juha.yrjola@solidboot.com>
Date: Tue, 5 Sep 2006 13:26:44 +0000 (+0300)
Subject: OMAP: Menelaus: Add a stabilization delay of 1 ms after setting voltage
X-Git-Tag: v2.6.18-omap1~92
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=b121da1e324862c6ac1d7a99e49fd434991a487c;p=linux-2.6-omap-h63xx.git

OMAP: Menelaus: Add a stabilization delay of 1 ms after setting voltage

Signed-off-by: Juha Yrjola <juha.yrjola@solidboot.com>
---

diff --git a/drivers/i2c/chips/menelaus.c b/drivers/i2c/chips/menelaus.c
index 82e71ac881d..36eda85d77d 100644
--- a/drivers/i2c/chips/menelaus.c
+++ b/drivers/i2c/chips/menelaus.c
@@ -451,6 +451,10 @@ set_voltage:
 	ret = menelaus_write_reg(vtg->mode_reg, mode);
 out:
 	mutex_unlock(&menelaus.lock);
+	if (ret == 0) {
+		/* Wait for voltage to stabilize */
+		msleep(1);
+	}
 	return ret;
 }