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-rw-r--r--board/amcc/kilauea/kilauea.c40
-rw-r--r--include/configs/kilauea.h26
2 files changed, 61 insertions, 5 deletions
diff --git a/board/amcc/kilauea/kilauea.c b/board/amcc/kilauea/kilauea.c
index 8ce2445..646f431 100644
--- a/board/amcc/kilauea/kilauea.c
+++ b/board/amcc/kilauea/kilauea.c
@@ -39,6 +39,37 @@ DECLARE_GLOBAL_DATA_PTR;
extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
+static int board_cpld_version(void)
+{
+ u32 cpld;
+
+ cpld = in_be32((void *)CONFIG_SYS_FPGA_FIFO_BASE);
+ if ((cpld & CONFIG_SYS_FPGA_MAGIC_MASK) != CONFIG_SYS_FPGA_MAGIC) {
+ /*
+ * Magic not found -> "old" CPLD revision which needs
+ * the "old" EBC configuration
+ */
+ mtebc(PB2AP, EBC_BXAP_BME_ENABLED | EBC_BXAP_FWT_ENCODE(5) |
+ EBC_BXAP_BWT_ENCODE(0) | EBC_BXAP_BCE_DISABLE |
+ EBC_BXAP_BCT_2TRANS | EBC_BXAP_CSN_ENCODE(0) |
+ EBC_BXAP_OEN_ENCODE(0) | EBC_BXAP_WBN_ENCODE(3) |
+ EBC_BXAP_WBF_ENCODE(0) | EBC_BXAP_TH_ENCODE(4) |
+ EBC_BXAP_RE_DISABLED | EBC_BXAP_SOR_DELAYED |
+ EBC_BXAP_BEM_WRITEONLY | EBC_BXAP_PEN_DISABLED);
+
+ /*
+ * Return 0 for "old" CPLD version
+ */
+ return 0;
+ }
+
+ /*
+ * Magic found -> "new" CPLD revision which needs no new
+ * EBC configuration
+ */
+ return (cpld & CONFIG_SYS_FPGA_VER_MASK) >> 8;
+}
+
/*
* Board early initialization function
*/
@@ -209,6 +240,13 @@ int board_early_init_f (void)
mtsdr(SDR0_PFC1, val);
/*
+ * The CPLD version detection has to be the first access to
+ * the CPLD, so we need to make this access this early and
+ * save the CPLD version for later.
+ */
+ gd->board_type = board_cpld_version();
+
+ /*
* Configure FPGA register with PCIe reset
*/
out_be32((void *)CONFIG_SYS_FPGA_BASE, 0xff570cc4); /* assert PCIe reset */
@@ -280,7 +318,7 @@ int checkboard (void)
puts(", serial# ");
puts(s);
}
- putc('\n');
+ printf(" (CPLD rev. %ld)\n", gd->board_type);
return (0);
}
diff --git a/include/configs/kilauea.h b/include/configs/kilauea.h
index 8d4ce8d..a79feec 100644
--- a/include/configs/kilauea.h
+++ b/include/configs/kilauea.h
@@ -47,6 +47,7 @@
#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
#define CONFIG_MISC_INIT_R 1 /* Call misc_init_r */
+#define CONFIG_BOARD_TYPES
#define CONFIG_BOARD_EMAC_COUNT
/*-----------------------------------------------------------------------
@@ -520,9 +521,22 @@
#define CONFIG_SYS_EBC_PB1CR (CONFIG_SYS_NAND_ADDR | 0x1e000)
#endif
-/* Memory Bank 2 (FPGA) initialization */
-#define CONFIG_SYS_EBC_PB2AP 0x9400C800
-#define CONFIG_SYS_EBC_PB2CR (CONFIG_SYS_FPGA_BASE | 0x18000)
+/* Memory Bank 2 (FPGA) initialization */
+#define CONFIG_SYS_EBC_PB2AP (EBC_BXAP_BME_ENABLED | \
+ EBC_BXAP_FWT_ENCODE(6) | \
+ EBC_BXAP_BWT_ENCODE(1) | \
+ EBC_BXAP_BCE_DISABLE | \
+ EBC_BXAP_BCT_2TRANS | \
+ EBC_BXAP_CSN_ENCODE(0) | \
+ EBC_BXAP_OEN_ENCODE(0) | \
+ EBC_BXAP_WBN_ENCODE(3) | \
+ EBC_BXAP_WBF_ENCODE(1) | \
+ EBC_BXAP_TH_ENCODE(4) | \
+ EBC_BXAP_RE_DISABLED | \
+ EBC_BXAP_SOR_DELAYED | \
+ EBC_BXAP_BEM_WRITEONLY | \
+ EBC_BXAP_PEN_DISABLED)
+#define CONFIG_SYS_EBC_PB2CR (CONFIG_SYS_FPGA_BASE | 0x18000)
#define CONFIG_SYS_EBC_CFG 0x7FC00000 /* EBC0_CFG */
@@ -571,7 +585,7 @@
* Some Kilauea stuff..., mainly fpga registers
*/
#define CONFIG_SYS_FPGA_REG_BASE CONFIG_SYS_FPGA_BASE
-#define CONFIG_SYS_FPGA_FIFO_BASE (in32(CONFIG_SYS_FPGA_BASE) | (1 << 10))
+#define CONFIG_SYS_FPGA_FIFO_BASE (CONFIG_SYS_FPGA_BASE | (1 << 10))
/* interrupt */
#define CONFIG_SYS_FPGA_SLIC0_R_DPRAM_INT 0x80000000
@@ -602,4 +616,8 @@
#define CONFIG_SYS_FPGA_USER_LED0 0x00000200
#define CONFIG_SYS_FPGA_USER_LED1 0x00000100
+#define CONFIG_SYS_FPGA_MAGIC_MASK 0xffff0000
+#define CONFIG_SYS_FPGA_MAGIC 0xabcd0000
+#define CONFIG_SYS_FPGA_VER_MASK 0x0000ff00
+
#endif /* __CONFIG_H */