提交 c1a473bd 编写于 作者: T Tony Lindgren

i2c-omap: Clean-up i2c-omap

Minor sparse, checkpatch and formatting clean-up. Also update copyrights.
Signed-off-by: NTony Lindgren <tony@atomide.com>
上级 43469d8e
......@@ -2,13 +2,16 @@
* TI OMAP I2C master mode driver
*
* Copyright (C) 2003 MontaVista Software, Inc.
* Copyright (C) 2004 Texas Instruments.
*
* Updated to work with multiple I2C interfaces on 24xx by
* Tony Lindgren <tony@atomide.com> and Imre Deak <imre.deak@nokia.com>
* Copyright (C) 2005 Nokia Corporation
* Copyright (C) 2004 - 2007 Texas Instruments.
*
* Cleaned up by Juha Yrjölä <juha.yrjola@nokia.com>
* Originally written by MontaVista Software, Inc.
* Additional contributions by:
* Tony Lindgren <tony@atomide.com>
* Imre Deak <imre.deak@nokia.com>
* Juha Yrjölä <juha.yrjola@solidboot.com>
* Syed Khasim <x0khasim@ti.com>
* Nishant Menon <nm@ti.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
......@@ -33,8 +36,7 @@
#include <linux/completion.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <asm/io.h>
#include <linux/io.h>
/* timeout waiting for the controller to respond */
#define OMAP_I2C_TIMEOUT (msecs_to_jiffies(1000))
......@@ -389,8 +391,10 @@ static int omap_i2c_xfer_msg(struct i2c_adapter *adap,
w |= OMAP_I2C_CON_XA;
if (!(msg->flags & I2C_M_RD))
w |= OMAP_I2C_CON_TRX;
if (!dev->b_hw && stop)
w |= OMAP_I2C_CON_STP;
omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, w);
/*
......@@ -468,7 +472,8 @@ omap_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
omap_i2c_unidle(dev);
if ((r = omap_i2c_wait_for_bb(dev)) < 0)
r = omap_i2c_wait_for_bb(dev);
if (r < 0)
goto out;
for (i = 0; i < num; i++) {
......@@ -561,7 +566,7 @@ omap_i2c_rev1_isr(int this_irq, void *dev_id)
return IRQ_HANDLED;
}
#else
#define omap_i2c_rev1_isr 0
#define omap_i2c_rev1_isr NULL
#endif
static irqreturn_t
......
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