From: wdc <wdc@rock-chips.com>
Date: Tue, 6 May 2014 06:28:16 +0000 (+0800)
Subject: i2c-core: set default i2c clk 100k, at i2c smbus transfer
X-Git-Tag: firefly_0821_release~5363
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=36bc2f8d00fd50a249b63bb01b14aaf5d3c2815b;p=firefly-linux-kernel-4.4.55.git

i2c-core: set default i2c clk 100k, at i2c smbus transfer
---

diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 8ab40ff62b99..4aea35713aa1 100755
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -2126,11 +2126,17 @@ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter *adapter, u16 addr,
 			.flags = flags,
 			.len = 1,
 			.buf = msgbuf0,
+			#ifdef CONFIG_I2C_ROCKCHIP_COMPAT
+			.scl_rate = 100 * 1000,
+			#endif
 		}, {
 			.addr = addr,
 			.flags = flags | I2C_M_RD,
 			.len = 0,
 			.buf = msgbuf1,
+			#ifdef CONFIG_I2C_ROCKCHIP_COMPAT
+			.scl_rate = 100 * 1000,
+			#endif
 		},
 	};