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i2c: mxs: use global reset function 

The former mach specific reset_block function has been converted to a global
one. Use the new one to remove mach dependency from the driver.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
This commit is contained in:
Wolfram Sang 2011-08-31 20:37:50 +02:00
parent 4ccf4beab8
commit 6b866c151a
2 changed files with 3 additions and 7 deletions
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1
drivers/i2c/busses/Kconfig
View File

@ -483,6 +483,7 @@ config I2C_MV64XXX
config I2C_MXS
tristate "Freescale i.MX28 I2C interface"
depends on SOC_IMX28
select STMP_DEVICE
help
Say Y here if you want to use the I2C bus controller on
the Freescale i.MX28 processors.

9
drivers/i2c/busses/i2c-mxs.c
View File

@ -26,8 +26,7 @@
#include <linux/platform_device.h>
#include <linux/jiffies.h>
#include <linux/io.h>
#include <mach/common.h>
#include <linux/stmp_device.h>
#define DRIVER_NAME "mxs-i2c"
@ -111,13 +110,9 @@ struct mxs_i2c_dev {
struct i2c_adapter adapter;
};
/*
* TODO: check if calls to here are really needed. If not, we could get rid of
* mxs_reset_block and the mach-dependency. Needs an I2C analyzer, probably.
*/
static void mxs_i2c_reset(struct mxs_i2c_dev *i2c)
{
mxs_reset_block(i2c->regs);
stmp_reset_block(i2c->regs);
writel(MXS_I2C_IRQ_MASK << 8, i2c->regs + MXS_I2C_CTRL1_SET);
writel(MXS_I2C_QUEUECTRL_PIO_QUEUE_MODE,
i2c->regs + MXS_I2C_QUEUECTRL_SET);