km82xx, km83xx: move ethernet_present() from common to cpu specific

For kmvect1 we need a special solution and for km_arm boards we already
have. So move the common code to the architectur specific file.

Signed-off-by: Karlheinz Jerg <karlheinz.jerg@keymile.com>
Signed-off-by: Holger Brunck <holger.brunck@keymile.com>

board/keymile/common/common.c

@@ -183,17 +183,6 @@ void i2c_init_board(void)
 }
 #endif
 
-
-#if !defined(MACH_TYPE_KM_KIRKWOOD)
-int ethernet_present(void)
-{
-	struct km_bec_fpga *base =
-		(struct km_bec_fpga *)CONFIG_SYS_KMBEC_FPGA_BASE;
-
-	return in_8(&base->bprth) & PIGGY_PRESENT;
-}
-#endif
-
 int board_eth_init(bd_t *bis)
 {
 	if (ethernet_present())

board/keymile/km82xx/km82xx.c

@@ -385,6 +385,14 @@ void handle_mgcoge3un_reset(void)
 }
 #endif
 
+int ethernet_present(void)
+{
+	struct km_bec_fpga *base =
+		(struct km_bec_fpga *)CONFIG_SYS_KMBEC_FPGA_BASE;
+
+	return in_8(&base->bprth) & PIGGY_PRESENT;
+}
+
 /*
  * Early board initalization.
  */

board/keymile/km83xx/km83xx.c

@@ -133,6 +133,28 @@ const uint upma_table[] = {
 };
 #endif
 
+static int piggy_present(void)
+{
+	struct km_bec_fpga __iomem *base =
+		(struct km_bec_fpga __iomem *)CONFIG_SYS_KMBEC_FPGA_BASE;
+
+	return in_8(&base->bprth) & PIGGY_PRESENT;
+}
+
+#if defined(CONFIG_KMVECT1)
+int ethernet_present(void)
+{
+	/* ethernet port connected to simple switch without piggy */
+	return 1;
+}
+#else
+int ethernet_present(void)
+{
+	return piggy_present();
+}
+#endif
+
+
 int board_early_init_r(void)
 {
 	struct km_bec_fpga *base =
@@ -280,7 +302,7 @@ int checkboard(void)
 {
 	puts("Board: Keymile " CONFIG_KM_BOARD_NAME);
 
-	if (ethernet_present())
+	if (piggy_present())
 		puts(" with PIGGY.");
 	puts("\n");
 	return 0;