Support for redundant environment in NAND Flash.

[oweals/u-boot.git] / include / configs / o2dnt.h

diff --git a/include/configs/o2dnt.h b/include/configs/o2dnt.h
index 325f6547761972897fdb2c6b99a6c20d802b2df3..5c05a745dbb82b4555cd46783a1db95b6e44b76e 100644 (file)
--- a/include/configs/o2dnt.h
+++ b/include/configs/o2dnt.h
@@ -137,8 +137,20 @@
 /*
  * IPB Bus clocking configuration.
  */
-#undef CFG_IPBSPEED_133                /* define for 133MHz speed */
+#define CFG_IPBSPEED_133               /* define for 133MHz speed */
+
+#if defined(CFG_IPBSPEED_133)
+/*
+ * PCI Bus clocking configuration
+ *
+ * Actually a PCI Clock of 66 MHz is only set (in cpu_init.c) if
+ * CFG_IPBSPEED_133 is defined. This is because a PCI Clock of 66 MHz yet hasn't
+ * been tested with a IPB Bus Clock of 66 MHz.
+ */
+#define CFG_PCISPEED_66                        /* define for 66MHz speed */
+#endif
 #endif
+
 /*
  * I2C configuration
  */
@@ -226,7 +238,7 @@
  * GPIO configuration
  */
 /*#define CFG_GPS_PORT_CONFIG  0x10002004 */
-#define CFG_GPS_PORT_CONFIG    0x00002004      /* no CAN */
+#define CFG_GPS_PORT_CONFIG    0x00002006      /* no CAN */
 
 /*
  * Miscellaneous configurable options
@@ -263,7 +275,16 @@
 
 #define CFG_BOOTCS_START       CFG_FLASH_BASE
 #define CFG_BOOTCS_SIZE                CFG_FLASH_SIZE
-#define CFG_BOOTCS_CFG         0x00047801
+
+#ifdef CFG_PCISPEED_66
+/*
+ * For 66 MHz PCI clock additional Wait State is needed for CS0 (flash).
+ */
+#define CFG_BOOTCS_CFG         0x00057801 /* for pci_clk = 66 MHz */
+#else
+#define CFG_BOOTCS_CFG         0x00047801 /* for pci_clk = 33 MHz */
+#endif
+
 #define CFG_CS0_START          CFG_FLASH_BASE
 #define CFG_CS0_SIZE           CFG_FLASH_SIZE