Add multi-chip NAND support for the TQM8548 modules
This patches configures the NAND UPM-FSL driver with multi-chip
support for the Micron MT29F8G08FAB NAND flash memory on the
TQM8548 modules.
Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
diff --git a/include/configs/TQM85xx.h b/include/configs/TQM85xx.h
index 72db26c..2ef24cd 100644
--- a/include/configs/TQM85xx.h
+++ b/include/configs/TQM85xx.h
@@ -371,35 +371,17 @@
#define CONFIG_SYS_NAND_CS_DIST 0x200
#define CONFIG_SYS_NAND_SIZE 0x8000
-#define CONFIG_SYS_NAND0_BASE (CONFIG_SYS_CCSRBAR + 0x03010000)
-#define CONFIG_SYS_NAND1_BASE (CONFIG_SYS_NAND0_BASE + CONFIG_SYS_NAND_CS_DIST)
-#define CONFIG_SYS_NAND2_BASE (CONFIG_SYS_NAND1_BASE + CONFIG_SYS_NAND_CS_DIST)
-#define CONFIG_SYS_NAND3_BASE (CONFIG_SYS_NAND2_BASE + CONFIG_SYS_NAND_CS_DIST)
+#define CONFIG_SYS_NAND_BASE (CONFIG_SYS_CCSRBAR + 0x03010000)
-#define CONFIG_SYS_MAX_NAND_DEVICE 2 /* Max number of NAND devices */
-
-#if (CONFIG_SYS_MAX_NAND_DEVICE == 1)
-#define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND0_BASE }
-#elif (CONFIG_SYS_MAX_NAND_DEVICE == 2)
-#define CONFIG_SYS_NAND_QUIET_TEST 1
-#define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND0_BASE, \
- CONFIG_SYS_NAND1_BASE, \
-}
-#elif (CONFIG_SYS_MAX_NAND_DEVICE == 4)
-#define CONFIG_SYS_NAND_QUIET_TEST 1
-#define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND0_BASE, \
- CONFIG_SYS_NAND1_BASE, \
- CONFIG_SYS_NAND2_BASE, \
- CONFIG_SYS_NAND3_BASE, \
-}
-#endif
+#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
+#define CONFIG_SYS_NAND_MAX_CHIPS 2 /* Number of chips per device */
/* CS3 for NAND Flash */
-#define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_NAND0_BASE & BR_BA) | BR_PS_8 | \
- BR_MS_UPMB | BR_V)
+#define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_NAND_BASE & BR_BA) | \
+ BR_PS_8 | BR_MS_UPMB | BR_V)
#define CONFIG_SYS_OR3_PRELIM (P2SZ_TO_AM(CONFIG_SYS_NAND_SIZE) | OR_UPM_BI)
-#define NAND_BIG_DELAY_US 25 /* max tR for Samsung devices */
+#define NAND_BIG_DELAY_US 25 /* max tR for Samsung devices */
#endif /* CONFIG_NAND */