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Fix the i2c frequency and default address in rsdproto board

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rsdproto board support has wrong I2C frequency and wrong return value
handling.

Signed-off-by: Luotao Fu <l.fu@pengutronix.de>
This commit is contained in:
Luotao Fu 2007-11-14 18:58:33 +01:00 • committed by Wolfgang Denk
parent 429c180eda
commit fd329e6f05
2 changed files with 4 additions and 4 deletions
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4
board/rsdproto/rsdproto.c
View file

@ -210,7 +210,7 @@ void read_RS5C372_time (struct tm *timedate)
#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10)
if (i2c_read (RS5C372_PPC_I2C_ADR, 0, 1, buffer, sizeof (buffer))) {
if (! i2c_read (RS5C372_PPC_I2C_ADR, 0, 1, buffer, sizeof (buffer))) {
timedate->tm_sec = BCD_TO_BIN (buffer[0]);
timedate->tm_min = BCD_TO_BIN (buffer[1]);
timedate->tm_hour = BCD_TO_BIN (buffer[2]);
@ -231,7 +231,7 @@ int read_LM84_temp (int address)
unsigned char buffer[8];
/*int rc;*/
if (i2c_read (address, 0, 1, buffer, 1)) {
if (! i2c_read (address, 0, 1, buffer, 1)) {
return (int) buffer[0];
} else {
/*printf("i2c error %02x\n", rc); */

4
include/configs/rsdproto.h
View file

@ -92,8 +92,8 @@
/* enable I2C */
#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x7F
#define CFG_I2C_SPEED 50000 /* I2C speed and slave address */
#define CFG_I2C_SLAVE 0x30
/* system clock rate (CLKIN) - equal to the 60x and local bus speed */