summaryrefslogtreecommitdiff
path: root/board/esd/cpci750/i2c.c
diff options
context:
space:
mode:
authorWolfgang Denk <wd@denx.de>2009-06-14 22:05:42 +0200
committerWolfgang Denk <wd@denx.de>2009-06-14 22:05:42 +0200
commit92afd368bba7d98b2b7bfb51082c3639bb2119b3 (patch)
tree74ffc8a3f4980f7c6bad6bf80bb41d3974eff685 /board/esd/cpci750/i2c.c
parent6b1f78ae6ad037382ad430b07064105c88f7ac02 (diff)
parent388517e4b745b00256c2fa201ce7bccb67b4f245 (diff)
downloadu-boot-imx-92afd368bba7d98b2b7bfb51082c3639bb2119b3.zip
u-boot-imx-92afd368bba7d98b2b7bfb51082c3639bb2119b3.tar.gz
u-boot-imx-92afd368bba7d98b2b7bfb51082c3639bb2119b3.tar.bz2
Merge branch 'next' of ../master
Diffstat (limited to 'board/esd/cpci750/i2c.c')
-rw-r--r--board/esd/cpci750/i2c.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/board/esd/cpci750/i2c.c b/board/esd/cpci750/i2c.c
index d95567f..b752903 100644
--- a/board/esd/cpci750/i2c.c
+++ b/board/esd/cpci750/i2c.c
@@ -27,6 +27,7 @@
#include <common.h>
#include <mpc8xx.h>
#include <malloc.h>
+#include <i2c.h>
#include "../../Marvell/include/mv_gen_reg.h"
#include "../../Marvell/include/core.h"
@@ -41,7 +42,7 @@
/* Assuming that there is only one master on the bus (us) */
-static void i2c_init (int speed, int slaveaddr)
+void i2c_init (int speed, int slaveaddr)
{
unsigned int n, m, freq, margin, power;
unsigned int actualN = 0, actualM = 0;
@@ -375,7 +376,7 @@ i2c_set_dev_offset (uchar dev_addr, unsigned int offset, int ten_bit,
return 0; /* sucessful completion */
}
-uchar
+int
i2c_read (uchar dev_addr, unsigned int offset, int alen, uchar * data,
int len)
{
@@ -384,7 +385,8 @@ i2c_read (uchar dev_addr, unsigned int offset, int alen, uchar * data,
DP (puts ("i2c_read\n"));
- i2c_init (i2cFreq, 0); /* set the i2c frequency */
+ /* set the i2c frequency */
+ i2c_init (i2cFreq, CONFIG_SYS_I2C_SLAVE);
status = i2c_set_dev_offset (dev_addr, offset, 0, alen); /* send the slave address + offset */
if (status) {
@@ -423,7 +425,7 @@ void i2c_stop (void)
}
-uchar
+int
i2c_write (uchar dev_addr, unsigned int offset, int alen, uchar * data,
int len)
{
@@ -432,7 +434,8 @@ i2c_write (uchar dev_addr, unsigned int offset, int alen, uchar * data,
DP (puts ("i2c_write\n"));
- i2c_init (i2cFreq, 0); /* set the i2c frequency */
+ /* set the i2c frequency */
+ i2c_init (i2cFreq, CONFIG_SYS_I2C_SLAVE);
status = i2c_set_dev_offset (dev_addr, offset, 0, alen); /* send the slave address + offset */
if (status) {
@@ -468,7 +471,8 @@ int i2c_probe (uchar chip)
DP (puts ("i2c_probe\n"));
- i2c_init (i2cFreq, 0); /* set the i2c frequency */
+ /* set the i2c frequency */
+ i2c_init (i2cFreq, CONFIG_SYS_I2C_SLAVE);
status = i2c_set_dev_offset (chip, 0, 0, 0); /* send the slave address + no offset */
if (status) {