The hi address bitfield in the protection rule must be set to
the last address in the region which the rule represents. The
behavior is now in-line with code generated by Quartus 15.1 .
Signed-off-by: Marek Vasut <ma...@denx.de>
Cc: Dinh Nguyen <dingu...@opensource.altera.com>
Cc: Chin Liang See <cl...@altera.com>
---
drivers/ddr/altera/sdram.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/ddr/altera/sdram.c b/drivers/ddr/altera/sdram.c
index 2996942..7e4606d 100644
--- a/drivers/ddr/altera/sdram.c
+++ b/drivers/ddr/altera/sdram.c
@@ -118,7 +118,7 @@ static void sdram_set_rule(struct sdram_prot_rule *prule)
/* Obtain the address bits */
lo_addr_bits = prule->sdram_start >> 20ULL;
- hi_addr_bits = prule->sdram_end >> 20ULL;
+ hi_addr_bits = (prule->sdram_end - 1) >> 20ULL;
debug("sdram set rule start %x, %d\n", lo_addr_bits,
prule->sdram_start);
--
2.7.0
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