diff options
| author | Jian Li <jian.li@nxp.com> | 2020-02-27 09:40:10 +0800 |
|---|---|---|
| committer | Peng Fan <peng.fan@nxp.com> | 2020-07-14 15:23:46 +0800 |
| commit | 3f63d27c177a84dd97f77fb843ff4e4c6d7d45eb (patch) | |
| tree | be1e34e84d79011ff9711c723f3d6706f45a40c1 | |
| parent | 5865d14dde8f60f678e144e432a5e5ad223915d0 (diff) | |
imx8mp: Disables use of MR4 TUF flag (MR4[7]) bit
In uMCTL2 Databook, for LPDDR4, it is recommended to set
this register to 1. This can avoid ddr bandwidth is lower
after booting with running for a while.
Reviewed-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Jian Li <jian.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
| -rw-r--r-- | board/freescale/imx8mp_evk/lpddr4_timing.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/board/freescale/imx8mp_evk/lpddr4_timing.c b/board/freescale/imx8mp_evk/lpddr4_timing.c index 75d6b530d25..7658262b37d 100644 --- a/board/freescale/imx8mp_evk/lpddr4_timing.c +++ b/board/freescale/imx8mp_evk/lpddr4_timing.c @@ -11,7 +11,7 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d400304, 0x1 }, { 0x3d400030, 0x1 }, { 0x3d400000, 0xa3080020 }, - { 0x3d400020, 0x323 }, + { 0x3d400020, 0x1323 }, { 0x3d400024, 0x1e84800 }, { 0x3d400064, 0x7a0118 }, { 0x3d4000d0, 0xc00307a3 }, |