From: Peng Fan peng.fan@nxp.com
Bit0: Port 0 behavior when bandwidth maximized. Set to 1 to allow overflow
With overflow set, we see some issue that A35 may not able to get enough bandwidth and A35 will report hrtimer takes too much time, workqueue lockup. With overflow cleared, the issues are gone.
Reviewed-by: Ye Li ye.li@nxp.com Signed-off-by: Peng Fan peng.fan@nxp.com --- board/freescale/imx8ulp_evk/lpddr4_timing.c | 2 +- board/freescale/imx8ulp_evk/lpddr4_timing_266.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/board/freescale/imx8ulp_evk/lpddr4_timing.c b/board/freescale/imx8ulp_evk/lpddr4_timing.c index e9edb87..6d28053 100644 --- a/board/freescale/imx8ulp_evk/lpddr4_timing.c +++ b/board/freescale/imx8ulp_evk/lpddr4_timing.c @@ -396,7 +396,7 @@ struct dram_cfg_param ddr_ctl_cfg[] = { { 0x2e0608e0, 0x30f0f }, /* 568 */ { 0x2e0608e4, 0xffffffff }, /* 569 */ { 0x2e0608e8, 0x32070f0f }, /* 570 */ - { 0x2e0608ec, 0x1320001 }, /* 571 */ + { 0x2e0608ec, 0x1320000 }, /* 571 */ { 0x2e0608f0, 0x13200 }, /* 572 */ { 0x2e0608f4, 0x132 }, /* 573 */ { 0x2e0608fc, 0x1b1b0000 }, /* 575 */ diff --git a/board/freescale/imx8ulp_evk/lpddr4_timing_266.c b/board/freescale/imx8ulp_evk/lpddr4_timing_266.c index 9728a25..7945760 100644 --- a/board/freescale/imx8ulp_evk/lpddr4_timing_266.c +++ b/board/freescale/imx8ulp_evk/lpddr4_timing_266.c @@ -395,7 +395,7 @@ struct dram_cfg_param ddr_ctl_cfg[] = { { 0x2e0608e0, 0x30f0f }, /* 568 */ { 0x2e0608e4, 0xffffffff }, /* 569 */ { 0x2e0608e8, 0x32070f0f }, /* 570 */ - { 0x2e0608ec, 0x1320001 }, /* 571 */ + { 0x2e0608ec, 0x1320000 }, /* 571 */ { 0x2e0608f0, 0x13200 }, /* 572 */ { 0x2e0608f4, 0x132 }, /* 573 */ { 0x2e0608fc, 0x1d1b0000 }, /* 575 */