diff options
| author | Ionela Voinescu <ionela.voinescu@imgtec.com> | 2015-05-26 12:20:19 +0100 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2015-12-21 02:06:12 +0100 |
| commit | 721f2998a5d4143f7d609e79255d570b43d804a4 (patch) | |
| tree | 38323779ba458202158c2d3e9655045d79834970 /src/soc/imgtec | |
| parent | 6b95406ff3d44679d2e0139236c134655b12b927 (diff) | |
imgtec/pistachio: DDR2, DDR3: DLL reset set
Bit 8 of the MR register is automatically set by the PHY
during memory initilization but having it set in the
register leads to a more clear understanding.
Tested on Pistachio bring up board; DDR2 and DDR3 are
initialized properly.
Change-Id: Ie6953e2a96ba2961521b372d280f362ee1c52b94
Signed-off-by: Ionela Voinescu <ionela.voinescu@imgtec.com>
Reviewed-on: https://review.coreboot.org/12764
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/soc/imgtec')
| -rw-r--r-- | src/soc/imgtec/pistachio/ddr2_init.c | 2 | ||||
| -rw-r--r-- | src/soc/imgtec/pistachio/ddr3_init.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/src/soc/imgtec/pistachio/ddr2_init.c b/src/soc/imgtec/pistachio/ddr2_init.c index 322d241164..9549537261 100644 --- a/src/soc/imgtec/pistachio/ddr2_init.c +++ b/src/soc/imgtec/pistachio/ddr2_init.c @@ -112,7 +112,7 @@ int init_ddr2(void) * 15:13 RSVD RSVD * 31:16 Reserved */ - write32(DDR_PHY + DDRPHY_MR_OFFSET, 0x00000A62 | (BL8 ? 0x1 : 0x0)); + write32(DDR_PHY + DDRPHY_MR_OFFSET, 0x00000B62 | (BL8 ? 0x1 : 0x0)); /* MR1 : EMR Register * Generate to use with PHY and PCTL * 0 DE DLL Enable 0 Disable 1 diff --git a/src/soc/imgtec/pistachio/ddr3_init.c b/src/soc/imgtec/pistachio/ddr3_init.c index e77a5cde9c..5cb36a07b8 100644 --- a/src/soc/imgtec/pistachio/ddr3_init.c +++ b/src/soc/imgtec/pistachio/ddr3_init.c @@ -119,7 +119,7 @@ int init_ddr3(void) * 15:13 RSVD RSVD * 31:16 Reserved */ - write32(DDR_PHY + DDRPHY_MR_OFFSET, 0x00001420); + write32(DDR_PHY + DDRPHY_MR_OFFSET, 0x00001520); /* MR1 : DDR3 mode register 1 * Generate to use with PHY and PCTL * 0 DE DLL Enable 0 Disable 1 |