From: root <root@rockchip-MID.(none)>
Date: Wed, 4 May 2011 10:05:55 +0000 (+0800)
Subject: xxm FIH:update touchpanel(when resume from suspend,read register of touchpanel)
X-Git-Tag: firefly_0821_release~10365
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b4c284eb830e9a4a06e294837110b0fcc4f6d7be;p=firefly-linux-kernel-4.4.55.git

xxm FIH:update touchpanel(when resume from suspend,read register of touchpanel)
---

diff --git a/drivers/input/touchscreen/atmel_maxtouch.c b/drivers/input/touchscreen/atmel_maxtouch.c
index f8a21e398f1a..c2a5fc55cda8 100644
--- a/drivers/input/touchscreen/atmel_maxtouch.c
+++ b/drivers/input/touchscreen/atmel_maxtouch.c
@@ -2156,7 +2156,11 @@ static int __devexit mxt_remove(struct i2c_client *client)
 static int mxt_suspend(struct i2c_client *client, pm_message_t mesg)
 {
 	struct mxt_data *mxt = i2c_get_clientdata(client);
+	char t7_buf[2] = {0, 0};
 
+	printk("Enter:%s, %d\n", __FUNCTION__, __LINE__);
+
+	mxt_write_block(client, MXT_BASE_ADDR(MXT_GEN_POWERCONFIG_T7, mxt), 2, t7_buf);
 	if (device_may_wakeup(&client->dev))
 		enable_irq_wake(mxt->irq);
 
@@ -2166,7 +2170,14 @@ static int mxt_suspend(struct i2c_client *client, pm_message_t mesg)
 static int mxt_resume(struct i2c_client *client)
 {
 	struct mxt_data *mxt = i2c_get_clientdata(client);
+	char t5_buf[16];
+	char t7_buf[2] = {32, 16};
+
+	printk("Enter:%s, %d\n", __FUNCTION__, __LINE__);
 
+	mxt_write_block(client, MXT_BASE_ADDR(MXT_GEN_POWERCONFIG_T7, mxt), 2, t7_buf);
+	mxt_read_block(client, MXT_BASE_ADDR(MXT_GEN_MESSAGEPROCESSOR_T5, mxt), 10, t5_buf);    
+    
 	if (device_may_wakeup(&client->dev))
 		disable_irq_wake(mxt->irq);