cpuat91: fix board support

- fix board support following relocation changes
- switch to boards.cfg
- disable i2c to keep size under 128kiB (1 sector)

Signed-off-by: Eric BĂ©nard <eric@eukrea.com>
diff --git a/board/eukrea/cpuat91/Makefile b/board/eukrea/cpuat91/Makefile
index 15da3d8..1d62b13 100644
--- a/board/eukrea/cpuat91/Makefile
+++ b/board/eukrea/cpuat91/Makefile
@@ -25,7 +25,7 @@
 
 LIB	= $(obj)lib$(BOARD).o
 
-COBJS	:= cpuat91.o
+COBJS	:= $(BOARD).o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS))
@@ -38,7 +38,7 @@
 	rm -f $(SOBJS) $(OBJS)
 
 distclean:	clean
-	rm -f $(LIB) core *.bak .depend
+	rm -f $(LIB) core *.bak $(obj).depend
 
 #########################################################################
 
diff --git a/board/eukrea/cpuat91/config.mk b/board/eukrea/cpuat91/config.mk
deleted file mode 100644
index 463f46b..0000000
--- a/board/eukrea/cpuat91/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0x21F00000
diff --git a/board/eukrea/cpuat91/cpuat91.c b/board/eukrea/cpuat91/cpuat91.c
index cd4d42c..4c4dad6 100644
--- a/board/eukrea/cpuat91/cpuat91.c
+++ b/board/eukrea/cpuat91/cpuat91.c
@@ -47,24 +47,23 @@
 	/* arch number of CPUAT91-Board */
 	gd->bd->bi_arch_number = MACH_TYPE_CPUAT91;
 	/* adress of boot parameters */
-	gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
 
 	return 0;
 }
 
 int dram_init(void)
 {
-	gd->bd->bi_dram[0].start = PHYS_SDRAM;
-	gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
+	/* dram_init must store complete ramsize in gd->ram_size */
+	gd->ram_size = get_ram_size((volatile long *)CONFIG_SYS_SDRAM_BASE,
+			CONFIG_SYS_SDRAM_SIZE);
 	return 0;
 }
 
 #ifdef CONFIG_DRIVER_AT91EMAC
 int board_eth_init(bd_t *bis)
 {
-	int rc = 0;
-	rc = at91emac_register(bis, 0);
-	return rc;
+	return at91emac_register(bis, (u32) AT91_EMAC_BASE);
 }
 #endif