powerpc: keymile: Add a check for the PIGGY debug board

Check the presence of the PIGGY on the keymile boards mgcoge,
mgsuvd and kmeter1. If the PIGGY is not present, dont register
this Ethernet device.

Signed-off-by: Heiko Schocher <hs@denx.de>
Acked-by: Ben Warren <biggerbadderben@gmail.com>

diff --git a/board/keymile/common/common.c b/board/keymile/common/common.c
index a4cf24cf72652e4d47043a095a30da099383726d..1338950814426e5dd2d5ca4350e996dbd3c0fa13 100644 (file)
--- a/board/keymile/common/common.c
+++ b/board/keymile/common/common.c
@@ -22,10 +22,14 @@
  */
 
 #include <common.h>
+#if defined(CONFIG_MGCOGE)
 #include <mpc8260.h>
+#endif
 #include <ioports.h>
 #include <malloc.h>
 #include <hush.h>
+#include <net.h>
+#include <asm/io.h>
 
 #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
 #include <libfdt.h>
@@ -33,8 +37,6 @@
 
 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
 #include <i2c.h>
-#endif
-#include <asm/io.h>
 
 extern int i2c_soft_read_pin (void);
 
@@ -495,6 +497,7 @@ void i2c_init_board(void)
 #endif
 }
 #endif
+#endif
 
 #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
 int fdt_set_node_and_value (void *blob,
@@ -521,3 +524,19 @@ int fdt_set_node_and_value (void *blob,
        return ret;
 }
 #endif
+
+int ethernet_present (void)
+{
+       return (in_8((u8 *)CONFIG_SYS_PIGGY_BASE + CONFIG_SYS_SLOT_ID_OFF) & 0x80);
+}
+
+int board_eth_init (bd_t *bis)
+{
+#ifdef CONFIG_KEYMILE_HDLC_ENET
+       (void)keymile_hdlc_enet_initialize (bis);
+#endif
+       if (ethernet_present ()) {
+               return -1;
+       }
+       return 0;
+}

diff --git a/board/keymile/common/common.h b/board/keymile/common/common.h
new file mode 100644 (file)
index 0000000..d3d6814
--- /dev/null
+++ b/board/keymile/common/common.h
@@ -0,0 +1,20 @@
+/*
+ * (C) Copyright 2008
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ */
+
+#ifndef __KEYMILE_COMMON_H
+#define __KEYMILE_COMMON_H
+
+int ethernet_present (void);
+int ivm_read_eeprom (void);
+
+#ifdef CONFIG_KEYMILE_HDLC_ENET
+int keymile_hdlc_enet_initialize (bd_t *bis);
+#endif
+#endif /* __KEYMILE_COMMON_H */

diff --git a/board/keymile/kmeter1/Makefile b/board/keymile/kmeter1/Makefile
index 88b79f3f0fe93ee33bcf9b87b09de1ba5e72b789..12a1518ff1a3de733eb9211235fdd6e4af785be2 100644 (file)
--- a/board/keymile/kmeter1/Makefile
+++ b/board/keymile/kmeter1/Makefile
@@ -22,12 +22,14 @@
 #
 
 include $(TOPDIR)/config.mk
+ifneq ($(OBJTREE),$(SRCTREE))
+$(shell mkdir -p $(obj)../common)
+endif
 
 LIB    = $(obj)lib$(BOARD).a
 
-COBJS-y += $(BOARD).o
+COBJS  += $(BOARD).o ../common/common.o
 
-COBJS  := $(COBJS-y)
 SRCS   := $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS   := $(addprefix $(obj),$(COBJS))
 SOBJS  := $(addprefix $(obj),$(SOBJS))

diff --git a/board/keymile/kmeter1/kmeter1.c b/board/keymile/kmeter1/kmeter1.c
index f9a59a6443e43d3efea5862966193547d5bd60f3..f04a57a9cc16c145c5c6f99dd0a420ccfbe1b4e3 100644 (file)
--- a/board/keymile/kmeter1/kmeter1.c
+++ b/board/keymile/kmeter1/kmeter1.c
@@ -27,6 +27,8 @@
 #include <pci.h>
 #include <libfdt.h>
 
+#include "../common/common.h"
+
 const qe_iop_conf_t qe_iop_conf_tab[] = {
        /* port pin dir open_drain assign */
 
@@ -141,7 +143,10 @@ phys_size_t initdram (int board_type)
 
 int checkboard (void)
 {
-       puts ("Board: Keymile kmeter1\n");
+       puts ("Board: Keymile kmeter1");
+       if (ethernet_present ())
+               puts (" with PIGGY.");
+       puts ("\n");
        return 0;
 }
 

diff --git a/board/keymile/mgcoge/mgcoge.c b/board/keymile/mgcoge/mgcoge.c
index 3683417f5ce27dcb835dbabb47333968b5299733..5c50739644707650d23017f8dca6bad28910db25 100644 (file)
--- a/board/keymile/mgcoge/mgcoge.c
+++ b/board/keymile/mgcoge/mgcoge.c
@@ -25,6 +25,7 @@
 #include <mpc8260.h>
 #include <ioports.h>
 #include <malloc.h>
+#include <net.h>
 #include <asm/io.h>
 
 #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
@@ -35,7 +36,8 @@
 #include <i2c.h>
 #endif
 
-extern int ivm_read_eeprom (void);
+#include "../common/common.h"
+
 /*
  * I/O Port configuration table
  *
@@ -285,8 +287,10 @@ phys_size_t initdram (int board_type)
 
 int checkboard(void)
 {
-       puts ("Board: mgcoge\n");
-
+       puts ("Board: Keymile mgcoge");
+       if (ethernet_present ())
+               puts (" with PIGGY.");
+       puts ("\n");
        return 0;
 }
 

diff --git a/board/keymile/mgsuvd/mgsuvd.c b/board/keymile/mgsuvd/mgsuvd.c
index 3726acf4a13f043a93c5e66ab9a9395242892a75..02baf622eed97411272683d85201762dcb2ad1ca 100644 (file)
--- a/board/keymile/mgsuvd/mgsuvd.c
+++ b/board/keymile/mgsuvd/mgsuvd.c
@@ -22,13 +22,14 @@
  */
 #include <common.h>
 #include <mpc8xx.h>
+#include <net.h>
 #include <asm/io.h>
 
 #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
 #include <libfdt.h>
 #endif
 
-extern int ivm_read_eeprom (void);
+#include "../common/common.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -60,7 +61,10 @@ const uint sdram_table[] =
 
 int checkboard (void)
 {
-       puts ("Board: Keymile mgsuvd\n");
+       puts ("Board: Keymile mgsuvd");
+       if (ethernet_present ())
+               puts (" with PIGGY.");
+       puts ("\n");
        return (0);
 }
 

diff --git a/include/configs/kmeter1.h b/include/configs/kmeter1.h
index e105c3bd2a9c52962bc7ed52d2f70e298fc520ba..7a63a4189f8110c9198fd8eb8115c9f6d079ed6c 100644 (file)
--- a/include/configs/kmeter1.h
+++ b/include/configs/kmeter1.h
@@ -313,6 +313,15 @@
 #define CONFIG_LOADS_ECHO      1       /* echo on for serial download */
 #define CONFIG_SYS_LOADS_BAUD_CHANGE   1       /* allow baudrate change */
 
+/*
+ * How to get access to the slot ID.  Put this here to make it easy
+ * to modify in a centralized location.  This is used in the HDLC
+ * driver to set the MAC.
+*/
+#define CONFIG_SYS_SLOT_ID_BASE                CONFIG_SYS_PIGGY_BASE
+#define CONFIG_SYS_SLOT_ID_OFF         (0x07)  /* register offset */
+#define CONFIG_SYS_SLOT_ID_MASK                (0x3f)  /* mask for slot ID bits */
+
 /*
  * BOOTP options
  */

diff --git a/include/configs/mgcoge.h b/include/configs/mgcoge.h
index dc9b311d43c235d0f9d753ab5ae7ba70e6c8c1e6..31428ea09f37613971f4b24924e3254d23a7cdb7 100644 (file)
--- a/include/configs/mgcoge.h
+++ b/include/configs/mgcoge.h
@@ -400,4 +400,14 @@
 #define OF_TBCLK               (bd->bi_busfreq / 4)
 #define OF_STDOUT_PATH         "/soc/cpm/serial@11a90"
 
+/*
+ * How to get access to the slot ID.  Put this here to make it easy
+ * to modify in a centralized location.  This is used in the HDLC
+ * driver to set the MAC.
+*/
+#define CONFIG_SYS_SLOT_ID_BASE                CONFIG_SYS_PIGGY_BASE
+#define CONFIG_SYS_SLOT_ID_OFF         (0x07)  /* register offset */
+#define CONFIG_SYS_SLOT_ID_MASK                (0x3f)  /* mask for slot ID bits */
+
+
 #endif /* __CONFIG_H */

diff --git a/include/configs/mgsuvd.h b/include/configs/mgsuvd.h
index fca2e5513479b6532a98248a370d3a1cf444b934..b862130ae68f248ab9ab1b9d706973305abfbd9d 100644 (file)
--- a/include/configs/mgsuvd.h
+++ b/include/configs/mgsuvd.h
@@ -211,6 +211,15 @@
 #define CONFIG_ENV_OFFSET_REDUND       (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
 
+/*
+ * How to get access to the slot ID.  Put this here to make it easy
+ * to modify in a centralized location.  This is used in the HDLC
+ * driver to set the MAC.
+*/
+#define CONFIG_SYS_SLOT_ID_BASE                CONFIG_SYS_PIGGY_BASE
+#define CONFIG_SYS_SLOT_ID_OFF         (0x07)  /* register offset */
+#define CONFIG_SYS_SLOT_ID_MASK                (0x3f)  /* mask for slot ID bits */
+
 /*-----------------------------------------------------------------------
  * Cache Configuration
  */