From ef62df80dd6d4d1876b55f61ecc03b50de63eb71 Mon Sep 17 00:00:00 2001
From: Ilya Ledvich <ilya@compulab.co.il>
Date: Thu, 7 Nov 2013 07:57:35 +0200
Subject: [PATCH] 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>
---
include/configs/cm_t335.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
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 */
--
2.39.5