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SAMA5 TWI: Misc improvements during debug (still not getting interupts)

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This commit is contained in:
Gregory Nutt 2013-09-12 12:25:31 -06:00
parent d7d64c4593
commit 838a57d142
1 changed files with 8 additions and 2 deletions
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10
configs/sama5d3x-ek/src/sam_at24.c
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@ -101,25 +101,29 @@ int sam_at24_initialize(int minor)
{
/* No.. Get the I2C bus driver */
fvdbg("Initialize TWI%d\n", AT24_BUS);
i2c = up_i2cinitialize(AT24_BUS);
if (!i2c)
{
fdbg("ERROR: Failed to initialize I2C port %d\n", AT24_BUS);
fdbg("ERROR: Failed to initialize TWI%d\n", AT24_BUS);
return -ENODEV;
}
/* Now bind the I2C interface to the AT24 I2C EEPROM driver */
fvdbg("Bind the AT24 EEPROM driver to TWI%d\n", AT24_BUS);
mtd = at24c_initialize(i2c);
if (!mtd)
{
fdbg("ERROR: Failed to bind I2C port %d to the AT24 EEPROM driver\n");
fdbg("ERROR: Failed to bind TWI%d to the AT24 EEPROM driver\n",
AT24_BUS);
return -ENODEV;
}
#if defined(CONFIG_SAMA5_AT24_FTL)
/* And finally, use the FTL layer to wrap the MTD driver as a block driver */
fvdbg("Initialize the FTL layer to create /dev/mtdblock%d\n", AT24_MINOR);
ret = ftl_initialize(AT24_MINOR, mtd);
if (ret < 0)
{
@ -130,6 +134,7 @@ int sam_at24_initialize(int minor)
#elif defined(CONFIG_SAMA5_AT24_NXFFS)
/* Initialize to provide NXFFS on the MTD interface */
fvdbg("Initialize the NXFFS file system\n");
ret = nxffs_initialize(mtd);
if (ret < 0)
{
@ -139,6 +144,7 @@ int sam_at24_initialize(int minor)
/* Mount the file system at /mnt/at24 */
fvdbg("Mount the NXFFS file system at /dev/at24\n");
ret = mount(NULL, "/mnt/at24", "nxffs", 0, NULL);
if (ret < 0)
{