fix(nxp-ddr): use CDDWW for write to read delay
we need to apply the value of CDD write to write for the write to
read CDD delay calculations. Since the current implementation always
provide a negative value of CDDwr so a value of zero was selected.
Signed-off-by: Maninder Singh <maninder.singh_1@nxp.com>
Signed-off-by: Jiafei Pan <Jiafei.Pan@nxp.com>
Change-Id: I6829997d2ea6ba6cddaaab8332b82b8c66752d7e
diff --git a/drivers/nxp/ddr/phy-gen2/phy.c b/drivers/nxp/ddr/phy-gen2/phy.c
index 9e52145..b880569 100644
--- a/drivers/nxp/ddr/phy-gen2/phy.c
+++ b/drivers/nxp/ddr/phy-gen2/phy.c
@@ -241,12 +241,6 @@
rwmax = tmp;
}
- tmp = wrmax;
- wrmax = cdd[56];
- if (tmp > wrmax) {
- wrmax = tmp;
- }
-
break;
case 2U:
@@ -276,15 +270,7 @@
rwmax = tmp;
}
- buf[0] = cdd[56];
- buf[1] = cdd[55];
- buf[2] = cdd[52];
- buf[3] = cdd[51];
- tmp = wrmax;
- wrmax = findmax(buf, 4U);
- if (tmp > wrmax) {
- wrmax = tmp;
- }
+ wrmax = wwmax;
break;
@@ -310,12 +296,7 @@
rwmax = tmp;
}
- tmp = wrmax;
- c = &cdd[41];
- wrmax = findmax(c, 16U);
- if (tmp > wrmax) {
- wrmax = tmp;
- }
+ wrmax = wwmax;
break;