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authorGrant C. Likely <grant.likely@secretlab.ca>2006-01-19 01:13:37 -0700
committerPaul Mackerras <paulus@samba.org>2006-02-07 22:36:01 +1100
commit909aeca664dd1fe55111dc4ec25c1bebe91674a2 (patch)
treeb1b0737582e2348d2b5c728db6b280df90bc5df1 /arch/ppc/boot
parentb58b5aa51c78079fa4f652cd42e7b496a1d5411a (diff)
downloadlinux-linaro-stable-909aeca664dd1fe55111dc4ec25c1bebe91674a2.tar.gz
[PATCH] powerpc: Add support for Xilinx ML403 reference design
Includes fix for Xilinx silicon errata 213 Signed-off-by: Grant C. Likely <grant.likely@secretlab.ca> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/ppc/boot')
-rw-r--r--arch/ppc/boot/simple/Makefile1
-rw-r--r--arch/ppc/boot/simple/embed_config.c4
-rw-r--r--arch/ppc/boot/simple/head.S7
3 files changed, 10 insertions, 2 deletions
diff --git a/arch/ppc/boot/simple/Makefile b/arch/ppc/boot/simple/Makefile
index 9533f8de238f..28be01b99c44 100644
--- a/arch/ppc/boot/simple/Makefile
+++ b/arch/ppc/boot/simple/Makefile
@@ -192,6 +192,7 @@ boot-$(CONFIG_8xx) += embed_config.o
boot-$(CONFIG_8260) += embed_config.o
boot-$(CONFIG_EP405) += embed_config.o
boot-$(CONFIG_XILINX_ML300) += embed_config.o
+boot-$(CONFIG_XILINX_ML403) += embed_config.o
boot-$(CONFIG_BSEIP) += iic.o
boot-$(CONFIG_MBX) += iic.o pci.o qspan_pci.o
boot-$(CONFIG_MV64X60) += misc-mv64x60.o
diff --git a/arch/ppc/boot/simple/embed_config.c b/arch/ppc/boot/simple/embed_config.c
index df24202073bf..3a51b1062940 100644
--- a/arch/ppc/boot/simple/embed_config.c
+++ b/arch/ppc/boot/simple/embed_config.c
@@ -745,7 +745,7 @@ embed_config(bd_t **bdp)
}
#endif /* WILLOW */
-#ifdef CONFIG_XILINX_ML300
+#if defined(CONFIG_XILINX_ML300) || defined(CONFIG_XILINX_ML403)
void
embed_config(bd_t ** bdp)
{
@@ -782,7 +782,7 @@ embed_config(bd_t ** bdp)
timebase_period_ns = 1000000000 / bd->bi_tbfreq;
/* see bi_tbfreq definition in arch/ppc/platforms/4xx/xilinx_ml300.h */
}
-#endif /* CONFIG_XILINX_ML300 */
+#endif /* CONFIG_XILINX_ML300 || CONFIG_XILINX_ML403 */
#ifdef CONFIG_IBM_OPENBIOS
/* This could possibly work for all treeboot roms.
diff --git a/arch/ppc/boot/simple/head.S b/arch/ppc/boot/simple/head.S
index 5e4adc298bf9..119b9dc89587 100644
--- a/arch/ppc/boot/simple/head.S
+++ b/arch/ppc/boot/simple/head.S
@@ -65,6 +65,13 @@ start_:
*/
#endif
+#if defined(CONFIG_XILINX_VIRTEX_4_FX)
+ /* PPC errata 213: only for Virtex-4 FX */
+ mfccr0 0
+ oris 0,0,0x50000000@h
+ mtccr0 0
+#endif
+
mflr r3 /* Save our actual starting address. */
/* The following functions we call must not modify r3 or r4.....