X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fi2c%2Fbusses%2Fi2c-omap.c;h=40a1e4bc92f189b8127f6ae38a4f90a12b83282f;hb=3831f154418e058616129942e8175dc4c7e4a1d8;hp=4aeebad8ec93b8ef543efb77101536a91910916b;hpb=c1a473bde4c06e8e6996ce3a33121b7a9a86b4b9;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 4aeebad8ec9..40a1e4bc92f 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -191,6 +191,8 @@ static void omap_i2c_put_clocks(struct omap_i2c_dev *dev)
 
 static void omap_i2c_unidle(struct omap_i2c_dev *dev)
 {
+	WARN_ON(!dev->idle);
+
 	if (dev->iclk != NULL)
 		clk_enable(dev->iclk);
 	clk_enable(dev->fclk);
@@ -203,6 +205,8 @@ static void omap_i2c_idle(struct omap_i2c_dev *dev)
 {
 	u16 iv;
 
+	WARN_ON(dev->idle);
+
 	dev->iestate = omap_i2c_read_reg(dev, OMAP_I2C_IE_REG);
 	omap_i2c_write_reg(dev, OMAP_I2C_IE_REG, 0);
 	if (dev->rev1) {
@@ -740,6 +744,7 @@ omap_i2c_probe(struct platform_device *pdev)
 		speed = 100;	/* Defualt speed */
 
 	dev->speed = speed;
+	dev->idle = 1;
 	dev->dev = &pdev->dev;
 	dev->irq = irq->start;
 	dev->base = ioremap(mem->start, mem->end - mem->start + 1);
@@ -788,6 +793,8 @@ omap_i2c_probe(struct platform_device *pdev)
 	dev_info(dev->dev, "bus %d rev%d.%d at %d kHz\n",
 		 pdev->id, r >> 4, r & 0xf, dev->speed);
 
+	omap_i2c_idle(dev);
+
 	adap = &dev->adapter;
 	i2c_set_adapdata(adap, dev);
 	adap->owner = THIS_MODULE;
@@ -804,8 +811,6 @@ omap_i2c_probe(struct platform_device *pdev)
 		goto err_free_irq;
 	}
 
-	omap_i2c_idle(dev);
-
 	return 0;
 
 err_free_irq: