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cm_t335: add support for pca9555 i2c gpio extender

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Add support for the 16 bits pca9555 i2c to gpio extender featured
by the SB-T335 baseboard.

Signed-off-by: Ilya Ledvich <ilya@compulab.co.il>
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
This commit is contained in:
Ilya Ledvich 2013-11-07 07:57:35 +02:00 committed by Tom Rini
parent e8ac22be6a
commit ef62df80dd
1 changed files with 12 additions and 0 deletions
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12
include/configs/cm_t335.h
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@ -166,5 +166,17 @@
#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)
#define STATUS_LED_BOOT 0
#ifndef CONFIG_SPL_BUILD
/*
* Enable PCA9555 at I2C0-0x26.
* First select the I2C0 bus with "i2c dev 0", then use "pca953x" command.
*/
#define CONFIG_PCA953X
#define CONFIG_CMD_PCA953X
#define CONFIG_CMD_PCA953X_INFO
#define CONFIG_SYS_I2C_PCA953X_ADDR 0x26
#define CONFIG_SYS_I2C_PCA953X_WIDTH { {0x26, 16} }
#endif /* CONFIG_SPL_BUILD */
#endif /* __CONFIG_CM_T335_H */