mv_ddr: ddr3: Use correct bitmask for read sample delay

In the Armada 385 functional spec (MV-S109094-00 Rev. C) the read sample
delay fields are 5 bits wide. Use the correct bitmask of 0x1f when
extracting the value.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
[upstream https://github.com/MarvellEmbeddedProcessors/mv-ddr-marvell/pull/22]
Signed-off-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>

diff --git a/drivers/ddr/marvell/a38x/ddr3_training_hw_algo.c b/drivers/ddr/marvell/a38x/ddr3_training_hw_algo.c
index df832ac..ce9a47f 100644 (file)
--- a/drivers/ddr/marvell/a38x/ddr3_training_hw_algo.c
+++ b/drivers/ddr/marvell/a38x/ddr3_training_hw_algo.c
@@ -11,7 +11,7 @@
 #define VREF_MAX_INDEX                 7
 #define MAX_VALUE                      (1024 - 1)
 #define MIN_VALUE                      (-MAX_VALUE)
-#define GET_RD_SAMPLE_DELAY(data, cs)  ((data >> rd_sample_mask[cs]) & 0xf)
+#define GET_RD_SAMPLE_DELAY(data, cs)  ((data >> rd_sample_mask[cs]) & 0x1f)
 
 u32 ca_delay;
 int ddr3_tip_centr_skip_min_win_check = 0;