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| author | Ilya Ledvich <ilya@compulab.co.il> | 2013-11-07 07:57:35 +0200 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-12-04 08:11:27 -0500 |
| commit | ef62df80dd6d4d1876b55f61ecc03b50de63eb71 (patch) | |
| tree | e779e022151eae5f8a106184d90ad0ebe5828797 /include/configs | |
| parent | e8ac22be6a6a8544f43ae58d9ef33574a51b5971 (diff) | |
| download | u-boot-imx-ef62df80dd6d4d1876b55f61ecc03b50de63eb71.zip u-boot-imx-ef62df80dd6d4d1876b55f61ecc03b50de63eb71.tar.gz u-boot-imx-ef62df80dd6d4d1876b55f61ecc03b50de63eb71.tar.bz2 | |
cm_t335: add support for pca9555 i2c gpio extender
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>
Diffstat (limited to 'include/configs')
| -rw-r--r-- | include/configs/cm_t335.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/configs/cm_t335.h b/include/configs/cm_t335.h index fbdead2..56e9a8e 100644 --- a/include/configs/cm_t335.h +++ b/include/configs/cm_t335.h @@ -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 */ |