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imx8ulp_evk: disable overflow of port0 for LPAV

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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>
This commit is contained in:
Peng Fan
2023-01-31 16:42:33 +08:00
committed by Stefano Babic
parent 6c01ca0a53
commit 9b7e39b6c1
2 changed files with 2 additions and 2 deletions
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2
board/freescale/imx8ulp_evk/lpddr4_timing.c
View File

@@ -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 */

2
board/freescale/imx8ulp_evk/lpddr4_timing_266.c
View File

@@ -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 */