From: Ilya Ledvich Date: Thu, 7 Nov 2013 05:57:35 +0000 (+0200) Subject: cm_t335: add support for pca9555 i2c gpio extender X-Git-Tag: v2014.01-rc2~42^2~13^2~28 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=ef62df80dd6d4d1876b55f61ecc03b50de63eb71;p=oweals%2Fu-boot.git 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 Signed-off-by: Igor Grinberg --- diff --git a/include/configs/cm_t335.h b/include/configs/cm_t335.h index fbdead2794..56e9a8e0e8 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 */