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authorHeiko Schocher <hs@denx.de>2013-01-29 08:53:15 +0100
committerHeiko Schocher <hs@denx.de>2013-07-23 05:54:29 +0200
commitea818dbbcd59300b56014ac2d67798a54994eb9b (patch)
treefbdedc80f785873f96e79893a1a813504af57580 /include/configs/TASREG.h
parent3f4978c713255c8406875fbdf23ffed1129bc44b (diff)
downloadblackbird-obmc-uboot-ea818dbbcd59300b56014ac2d67798a54994eb9b.tar.gz
blackbird-obmc-uboot-ea818dbbcd59300b56014ac2d67798a54994eb9b.zip
i2c, soft-i2c: switch to new multibus/multiadapter support
- added to soft_i2c driver new multibus/multiadpater support - adapted all config files, which uses this driver Signed-off-by: Heiko Schocher <hs@denx.de> Cc: Simon Glass <sjg@chromium.org> Cc: Stephen Warren <swarren@wwwdotorg.org>
Diffstat (limited to 'include/configs/TASREG.h')
-rw-r--r--include/configs/TASREG.h28
1 files changed, 15 insertions, 13 deletions
diff --git a/include/configs/TASREG.h b/include/configs/TASREG.h
index d95a22611d..059fb362f8 100644
--- a/include/configs/TASREG.h
+++ b/include/configs/TASREG.h
@@ -136,19 +136,11 @@
/*-----------------------------------------------------------------------
* I2C
*/
-#define CONFIG_SOFT_I2C
-#define CONFIG_SYS_I2C_SPEED 100000 /* I2C speed and slave address */
-#define CONFIG_SYS_I2C_SLAVE 0x7F
-#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC32 */
-#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* Bytes of address */
-/* mask of address bits that overflow into the "EEPROM chip address" */
-#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x01
-#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5 /* The Catalyst CAT24WC32 has */
- /* 32 byte page write mode using*/
- /* last 5 bits of the address */
-#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
+#define CONFIG_SYS_I2C
+#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
+#define CONFIG_SYS_I2C_SOFT_SPEED 100000
+#define CONFIG_SYS_I2C_SOFT_SLAVE 0x7F
-#if defined (CONFIG_SOFT_I2C)
#if 0 /* push-pull */
#define SDA 0x00800000
#define SCL 0x00000008
@@ -182,7 +174,17 @@
#define I2C_ACTIVE {DIR1|=SDA;}
#define I2C_TRISTATE {DIR1&=~SDA;}
#endif
-#endif
+
+#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC32 */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* Bytes of address */
+/* mask of address bits that overflow into the "EEPROM chip address" */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x01
+/*
+ * The Catalyst CAT24WC32 has 32 byte page write mode using
+ * last 5 bits of the address
+ */
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in DPRAM)
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