From: kfx <kfx@rock-chips.com>
Date: Wed, 28 Mar 2012 03:03:35 +0000 (+0800)
Subject: rk30: i2c: update driver for 'rx only' mode
X-Git-Tag: firefly_0821_release~9560^2~28
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c80a4df97f0f49dc83960a912795147cae885229;p=firefly-linux-kernel-4.4.55.git

rk30: i2c: update driver for 'rx only' mode
---

diff --git a/drivers/i2c/busses/i2c-rk30-adapter.c b/drivers/i2c/busses/i2c-rk30-adapter.c
index 4272bcfdce6b..c11b544500e2 100755
--- a/drivers/i2c/busses/i2c-rk30-adapter.c
+++ b/drivers/i2c/busses/i2c-rk30-adapter.c
@@ -395,7 +395,9 @@ static int rk30_i2c_set_master(struct rk30_i2c *i2c, struct i2c_msg *msgs, int n
                         addr |= 1;
                         i2c->msg = &msgs[0];
                         i2c_writel(addr | I2C_MRXADDR_LOW, i2c->regs + I2C_MRXADDR);
-                        i2c->mode = I2C_CON_MOD_RX;
+                        i2c_writel(0, i2c->regs + I2C_MRXRADDR);
+                        i2c->mode = I2C_CON_MOD_TRX;
+                        //i2c->mode = I2C_CON_MOD_RX;
                 }
         }
         else if(num == 2) {