From d437230954ddd3a18a21eb0dfe5e5d302b526513 Mon Sep 17 00:00:00 2001 From: Ye Li Date: Fri, 19 Mar 2021 15:57:01 +0800 Subject: [PATCH] imx8mp_evk: Update LPDDR4 refresh time Use more safer refresh time value for 6GB LPDDR4 on this EVK board. Update the parameters for every frequency point. Signed-off-by: Ye Li Reviewed-by: Jacky Bai Signed-off-by: Peng Fan --- board/freescale/imx8mp_evk/lpddr4_timing.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/board/freescale/imx8mp_evk/lpddr4_timing.c b/board/freescale/imx8mp_evk/lpddr4_timing.c index eff0a93860..0759502ba3 100644 --- a/board/freescale/imx8mp_evk/lpddr4_timing.c +++ b/board/freescale/imx8mp_evk/lpddr4_timing.c @@ -13,7 +13,7 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d400000, 0xa3080020 }, { 0x3d400020, 0x1323 }, { 0x3d400024, 0x1e84800 }, - { 0x3d400064, 0x7a0118 }, + { 0x3d400064, 0x7a017c }, #ifdef CONFIG_IMX8M_DRAM_INLINE_ECC { 0x3d400070, 0x1027f54 }, #else @@ -35,7 +35,7 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d40011c, 0x501 }, { 0x3d400130, 0x20800 }, { 0x3d400134, 0xe100002 }, - { 0x3d400138, 0x120 }, + { 0x3d400138, 0x184 }, { 0x3d400144, 0xc80064 }, { 0x3d400180, 0x3e8001e }, { 0x3d400184, 0x3207a12 }, @@ -82,7 +82,7 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d402020, 0x1021 }, { 0x3d402024, 0x30d400 }, { 0x3d402050, 0x20d000 }, - { 0x3d402064, 0xc001c }, + { 0x3d402064, 0xc0026 }, { 0x3d4020dc, 0x840000 }, { 0x3d4020e0, 0x330000 }, { 0x3d4020e8, 0x660048 }, @@ -97,7 +97,7 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d40211c, 0x301 }, { 0x3d402130, 0x20300 }, { 0x3d402134, 0xa100002 }, - { 0x3d402138, 0x1d }, + { 0x3d402138, 0x27 }, { 0x3d402144, 0x14000a }, { 0x3d402180, 0x640004 }, { 0x3d402190, 0x3818200 }, @@ -107,7 +107,7 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d403020, 0x1021 }, { 0x3d403024, 0xc3500 }, { 0x3d403050, 0x20d000 }, - { 0x3d403064, 0x30007 }, + { 0x3d403064, 0x3000a }, { 0x3d4030dc, 0x840000 }, { 0x3d4030e0, 0x330000 }, { 0x3d4030e8, 0x660048 }, @@ -122,7 +122,7 @@ struct dram_cfg_param ddr_ddrc_cfg[] = { { 0x3d40311c, 0x301 }, { 0x3d403130, 0x20300 }, { 0x3d403134, 0xa100002 }, - { 0x3d403138, 0x8 }, + { 0x3d403138, 0xa }, { 0x3d403144, 0x50003 }, { 0x3d403180, 0x190004 }, { 0x3d403190, 0x3818200 },