[U-Boot] [PATCH][v1] ep8248: add support for device tree and secondary Ethernet interface.

* [U-Boot] [PATCH][v1] ep8248: add support for device tree and secondary Ethernet interface.
@ 2009-09-03 14:52 Marcel Ziswiler
  2009-09-03 15:05 ` Peter Tyser
  0 siblings, 1 reply; 6+ messages in thread
From: Marcel Ziswiler @ 2009-09-03 14:52 UTC (permalink / raw)
  To: u-boot

ep8248: add support for device tree and secondary Ethernet interface.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@noser.com>
---
 board/ep8248/ep8248.c    |   36 +++++++++++++++++++++++++++++-
 include/configs/ep8248.h |   53 ++++++++++++++++++++--------------------------
 2 files changed, 57 insertions(+), 32 deletions(-)

diff --git a/board/ep8248/ep8248.c b/board/ep8248/ep8248.c
index bc20ba7..a13f23f 100644
--- a/board/ep8248/ep8248.c
+++ b/board/ep8248/ep8248.c
@@ -5,6 +5,10 @@
  * Support for Embedded Planet EP8248 boards.
  * Tested on EP8248E.
  *
+ * Copyright (C) 2009 Noser Engineering AG
+ * Marcel Ziswiler <marcel.ziswiler@noser.com>
+ * Added support for device tree and secondary Ethernet interface
+ *
  * See file CREDITS for list of people who contributed to this
  * project.
  *
@@ -28,6 +32,12 @@
 #include <mpc8260.h>
 #include <ioports.h>

+#if defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#include <libfdt_env.h>
+#include <fdt_support.h>
+#endif
+
 /*
  * I/O Port configuration table
  *
@@ -35,8 +45,8 @@
  * according to the five values podr/pdir/ppar/psor/pdat for that entry
  */

-#define CONFIG_SYS_FCC1 (CONFIG_ETHER_INDEX == 1)
-#define CONFIG_SYS_FCC2 (CONFIG_ETHER_INDEX == 2)
+#define CONFIG_SYS_FCC1 (CONFIG_ETHER_ON_FCC1 == 1)
+#define CONFIG_SYS_FCC2 (CONFIG_ETHER_ON_FCC2 == 1)

 const iop_conf_t iop_conf_tab[4][32] = {

@@ -261,3 +271,25 @@ int checkboard(void)

        return 0;
 }
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+/*
+ * update "memory" property in the blob
+ */
+void ft_blob_update(void *blob, bd_t *bd)
+{
+       int ret;
+       ret = fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
+       if (ret < 0) {
+               printf("ft_blob_update(): cannot set /memory/reg "
+                      "property err:%s\n", fdt_strerror(ret));
+       }
+}
+
+void ft_board_setup(void *blob, bd_t *bd)
+{
+       ft_cpu_setup( blob, bd);
+       ft_blob_update(blob, bd);
+}
+#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */
+
diff --git a/include/configs/ep8248.h b/include/configs/ep8248.h
index f7b3fde..b1dbe7d 100644
--- a/include/configs/ep8248.h
+++ b/include/configs/ep8248.h
@@ -4,6 +4,10 @@
  *
  * U-Boot configuration for Embedded Planet EP8248 boards.
  *
+ * Copyright (C) 2009 Noser Engineering AG
+ * Marcel Ziswiler <marcel.ziswiler@noser.com>
+ * Added support for device tree and secondary Ethernet interface
+ *
  * See file CREDITS for list of people who contributed to this
  * project.
  *
@@ -50,50 +54,41 @@

 #define CONFIG_SYS_BCSR                0xFA000000

-/*
- * Select ethernet configuration
- *
- * If either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected,
- * then CONFIG_ETHER_INDEX must be set to the channel number (1-4 for
- * SCC, 1-3 for FCC)
- *
- * If CONFIG_ETHER_NONE is defined, then either the ethernet routines
- * must be defined elsewhere (as for the console), or CONFIG_CMD_NET
- * must be unset.
- */
+/* Pass open firmware flat device tree */
+#define CONFIG_OF_LIBFDT       1
+#define CONFIG_OF_BOARD_SETUP  1
+
+#define OF_TBCLK        (bd->bi_busfreq / 4)
+#define OF_STDOUT_PATH  "/soc/cpm/serial at 11a80"
+
+/* Select ethernet configuration */
 #undef CONFIG_ETHER_ON_SCC             /* Ethernet is not on SCC */
 #define CONFIG_ETHER_ON_FCC            /* Ethernet is on FCC     */
 #undef CONFIG_ETHER_NONE               /* No external Ethernet   */

-#ifdef CONFIG_ETHER_ON_FCC
-
-#define CONFIG_ETHER_INDEX     1       /* FCC1 is used for Ethernet */
-
-#if   (CONFIG_ETHER_INDEX == 1)
+#define CONFIG_NET_MULTI
+#define CONFIG_SYS_CPMFCR_RAMTYPE      0
+#define CONFIG_SYS_FCC_PSMR            (FCC_PSMR_FDE | FCC_PSMR_LPB)

+#define CONFIG_HAS_ETH0
+#define CONFIG_ETHER_ON_FCC1           1
 /* - Rx clock is CLK10
  * - Tx clock is CLK11
  * - BDs/buffers on 60x bus
  * - Full duplex
  */
-#define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC1 | CMXFCR_RF1CS_MSK | CMXFCR_TF1CS_MS
K)
-#define CONFIG_SYS_CMXFCR_VALUE        (CMXFCR_RF1CS_CLK10 | CMXFCR_TF1CS_CLK11
)
-#define CONFIG_SYS_CPMFCR_RAMTYPE      0
-#define CONFIG_SYS_FCC_PSMR            (FCC_PSMR_FDE | FCC_PSMR_LPB)
-
-#elif (CONFIG_ETHER_INDEX == 2)
+#define CONFIG_SYS_CMXFCR_MASK1        (CMXFCR_FC1 | CMXFCR_RF1CS_MSK | CMXFCR_
TF1CS_MSK)
+#define CONFIG_SYS_CMXFCR_VALUE1       (CMXFCR_RF1CS_CLK10 | CMXFCR_TF1CS_CLK11
)

+#define CONFIG_HAS_ETH1
+#define CONFIG_ETHER_ON_FCC2           1
 /* - Rx clock is CLK13
  * - Tx clock is CLK14
  * - BDs/buffers on 60x bus
  * - Full duplex
  */
-#define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC2 | CMXFCR_RF2CS_MSK | CMXFCR_TF2CS_MS
K)
-#define CONFIG_SYS_CMXFCR_VALUE        (CMXFCR_RF2CS_CLK13 | CMXFCR_TF2CS_CLK14
)
-#define CONFIG_SYS_CPMFCR_RAMTYPE      0
-#define CONFIG_SYS_FCC_PSMR            (FCC_PSMR_FDE | FCC_PSMR_LPB)
-
-#endif /* CONFIG_ETHER_INDEX */
+#define CONFIG_SYS_CMXFCR_MASK2        (CMXFCR_FC2 | CMXFCR_RF2CS_MSK | CMXFCR_
TF2CS_MSK)
+#define CONFIG_SYS_CMXFCR_VALUE2       (CMXFCR_RF2CS_CLK13 | CMXFCR_TF2CS_CLK14
)

 #define CONFIG_MII                     /* MII PHY management        */
 #define CONFIG_BITBANGMII              /* Bit-banged MDIO interface */
@@ -113,8 +108,6 @@

 #define MIIDELAY               udelay(1)

-#endif /* CONFIG_ETHER_ON_FCC */
-
 #ifndef CONFIG_8260_CLKIN
 #define CONFIG_8260_CLKIN      66000000        /* in Hz */
 #endif
--
1.6.2.4

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