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maXTouch: Fix I2C address, errors when debug enable, reorganize some data

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This commit is contained in:
Gregory Nutt 2014-07-06 08:03:34 -06:00
parent 6fab16e6f9
commit 0d4dcdd079
1 changed files with 6 additions and 5 deletions
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11
configs/sama5d4-ek/src/sam_maxtouch.c
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@ -70,9 +70,10 @@
# define CONFIG_SAMA5D4EK_MXT_DEVMINOR 0
#endif
/* The touchscreen communicates on TWI0 */
/* The touchscreen communicates on TWI0, I2C address 0x4c */
#define MXT_BUSNUM 0
#define MXT_TWI_BUS 0
#define MXT_I2C_ADDRESS 0x4c
/****************************************************************************
* Private Types
@ -128,7 +129,7 @@ static struct sama5d4ek_tscinfo_s g_mxtinfo =
{
.lower =
{
.address = (0x4c >> 1),
.address = MXT_I2C_ADDRESS,
.frequency = CONFIG_SAMA5D4EK_MXT_I2CFREQUENCY,
.attach = mxt_attach,
@ -259,10 +260,10 @@ int arch_tcinitialize(int minor)
/* Get an instance of the I2C interface for the touchscreen chip select */
i2c = up_i2cinitialize(MXT_BUSNUM);
i2c = up_i2cinitialize(MXT_TWI_BUS);
if (!i2c)
{
idbg("Failed to initialize I2C%d\n", MXT_BUSNUM);
idbg("Failed to initialize I2C%d\n", MXT_TWI_BUS);
return -ENODEV;
}