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authorTim Harvey <tharvey@gateworks.com>2023-12-14 08:22:26 -0800
committerFabio Estevam <festevam@denx.de>2023-12-14 15:34:12 -0300
commitf51559cc583af327c9e4fbe40db3201f2835803c (patch)
tree837d47f5904288b6fddc2b23b0847deb85bb66d5
parent9c288d569c01143316d1801780c0968069d25ca4 (diff)
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imx8mp-venice: fix DRAM bus configuration
The DRAM configuration for the 1GB and 4GB imx8mp venice boards had a bus mapping issue (channel A and B swapped) which creates an invalid deskewing configuration during training causing the DRAM to not be able to run at its full bus speed. Update the various config structures to resolve this. Signed-off-by: Tim Harvey <tharvey@gateworks.com>
-rw-r--r--board/gateworks/venice/lpddr4_timing_imx8mp.c121
1 files changed, 61 insertions, 60 deletions
diff --git a/board/gateworks/venice/lpddr4_timing_imx8mp.c b/board/gateworks/venice/lpddr4_timing_imx8mp.c
index 7bfd1b5..221296f 100644
--- a/board/gateworks/venice/lpddr4_timing_imx8mp.c
+++ b/board/gateworks/venice/lpddr4_timing_imx8mp.c
@@ -1323,7 +1323,7 @@ struct dram_cfg_param ddr_ddrc_cfg_1gb_single_die[] = {
{ 0x3d400304, 0x1 },
{ 0x3d400030, 0x1 },
{ 0x3d400000, 0xa1080020 },
- { 0x3d400020, 0x1203 },
+ { 0x3d400020, 0x1223 },
{ 0x3d400024, 0x16e3600 },
{ 0x3d400064, 0x5b0087 },
{ 0x3d400070, 0x7027f90 },
@@ -1379,7 +1379,7 @@ struct dram_cfg_param ddr_ddrc_cfg_1gb_single_die[] = {
{ 0x3d400498, 0x620096 },
{ 0x3d40049c, 0x1100e07 },
{ 0x3d4004a0, 0xc8012c },
- { 0x3d402020, 0x1001 },
+ { 0x3d402020, 0x1021 },
{ 0x3d402024, 0x30d400 },
{ 0x3d402050, 0x20d000 },
{ 0x3d402064, 0xc0012 },
@@ -1404,7 +1404,7 @@ struct dram_cfg_param ddr_ddrc_cfg_1gb_single_die[] = {
{ 0x3d402194, 0x80303 },
{ 0x3d4021b4, 0x100 },
{ 0x3d4020f4, 0x599 },
- { 0x3d403020, 0x1001 },
+ { 0x3d403020, 0x1021 },
{ 0x3d403024, 0xc3500 },
{ 0x3d403050, 0x20d000 },
{ 0x3d403064, 0x30005 },
@@ -1436,36 +1436,36 @@ struct dram_cfg_param ddr_ddrc_cfg_1gb_single_die[] = {
struct dram_cfg_param ddr_ddrphy_cfg_1gb_single_die[] = {
{ 0x100a0, 0x0 },
{ 0x100a1, 0x1 },
- { 0x100a2, 0x3 },
- { 0x100a3, 0x2 },
- { 0x100a4, 0x5 },
- { 0x100a5, 0x4 },
- { 0x100a6, 0x7 },
- { 0x100a7, 0x6 },
+ { 0x100a2, 0x2 },
+ { 0x100a3, 0x3 },
+ { 0x100a4, 0x4 },
+ { 0x100a5, 0x5 },
+ { 0x100a6, 0x6 },
+ { 0x100a7, 0x7 },
{ 0x110a0, 0x0 },
{ 0x110a1, 0x1 },
- { 0x110a2, 0x2 },
- { 0x110a3, 0x3 },
- { 0x110a4, 0x4 },
- { 0x110a5, 0x5 },
- { 0x110a6, 0x6 },
- { 0x110a7, 0x7 },
+ { 0x110a2, 0x3 },
+ { 0x110a3, 0x4 },
+ { 0x110a4, 0x5 },
+ { 0x110a5, 0x2 },
+ { 0x110a6, 0x7 },
+ { 0x110a7, 0x6 },
{ 0x120a0, 0x0 },
{ 0x120a1, 0x1 },
- { 0x120a2, 0x2 },
- { 0x120a3, 0x3 },
- { 0x120a4, 0x4 },
- { 0x120a5, 0x5 },
- { 0x120a6, 0x6 },
- { 0x120a7, 0x7 },
+ { 0x120a2, 0x3 },
+ { 0x120a3, 0x2 },
+ { 0x120a4, 0x5 },
+ { 0x120a5, 0x4 },
+ { 0x120a6, 0x7 },
+ { 0x120a7, 0x6 },
{ 0x130a0, 0x0 },
{ 0x130a1, 0x1 },
- { 0x130a2, 0x3 },
- { 0x130a3, 0x4 },
- { 0x130a4, 0x5 },
- { 0x130a5, 0x2 },
- { 0x130a6, 0x7 },
- { 0x130a7, 0x6 },
+ { 0x130a2, 0x2 },
+ { 0x130a3, 0x3 },
+ { 0x130a4, 0x4 },
+ { 0x130a5, 0x5 },
+ { 0x130a6, 0x6 },
+ { 0x130a7, 0x7 },
{ 0x1005f, 0x1ff },
{ 0x1015f, 0x1ff },
{ 0x1105f, 0x1ff },
@@ -1856,7 +1856,7 @@ static struct dram_cfg_param ddr_ddrc_cfg_4gb_dual_die[] = {
{ 0x3d400304, 0x1 },
{ 0x3d400030, 0x1 },
{ 0x3d400000, 0xa3080020 },
- { 0x3d400020, 0x1203 },
+ { 0x3d400020, 0x1223 },
{ 0x3d400024, 0x16e3600 },
{ 0x3d400064, 0x5b00d2 },
{ 0x3d400070, 0x7027f90 },
@@ -1873,7 +1873,7 @@ static struct dram_cfg_param ddr_ddrc_cfg_4gb_dual_die[] = {
{ 0x3d400110, 0xe04080e },
{ 0x3d400114, 0x2040c0c },
{ 0x3d400118, 0x1010007 },
- { 0x3d40011c, 0x401 },
+ { 0x3d40011c, 0x402 },
{ 0x3d400130, 0x20600 },
{ 0x3d400134, 0xc100002 },
{ 0x3d400138, 0xd8 },
@@ -1890,9 +1890,10 @@ static struct dram_cfg_param ddr_ddrc_cfg_4gb_dual_die[] = {
{ 0x3d4001b0, 0x11 },
{ 0x3d4001c0, 0x1 },
{ 0x3d4001c4, 0x1 },
- { 0x3d4000f4, 0xc99 },
+ { 0x3d4000f4, 0x699 },
{ 0x3d400108, 0x70e1617 },
{ 0x3d400200, 0x17 },
+ { 0x3d400208, 0x0 },
{ 0x3d40020c, 0x0 },
{ 0x3d400210, 0x1f1f },
{ 0x3d400204, 0x80808 },
@@ -1911,7 +1912,7 @@ static struct dram_cfg_param ddr_ddrc_cfg_4gb_dual_die[] = {
{ 0x3d400498, 0x620096 },
{ 0x3d40049c, 0x1100e07 },
{ 0x3d4004a0, 0xc8012c },
- { 0x3d402020, 0x1001 },
+ { 0x3d402020, 0x1021 },
{ 0x3d402024, 0x30d400 },
{ 0x3d402050, 0x20d000 },
{ 0x3d402064, 0xc001c },
@@ -1926,7 +1927,7 @@ static struct dram_cfg_param ddr_ddrc_cfg_4gb_dual_die[] = {
{ 0x3d402110, 0x2040202 },
{ 0x3d402114, 0x2030202 },
{ 0x3d402118, 0x1010004 },
- { 0x3d40211c, 0x301 },
+ { 0x3d40211c, 0x302 },
{ 0x3d402130, 0x20300 },
{ 0x3d402134, 0xa100002 },
{ 0x3d402138, 0x1d },
@@ -1935,8 +1936,8 @@ static struct dram_cfg_param ddr_ddrc_cfg_4gb_dual_die[] = {
{ 0x3d402190, 0x3818200 },
{ 0x3d402194, 0x80303 },
{ 0x3d4021b4, 0x100 },
- { 0x3d4020f4, 0xc99 },
- { 0x3d403020, 0x1001 },
+ { 0x3d4020f4, 0x599 },
+ { 0x3d403020, 0x1021 },
{ 0x3d403024, 0xc3500 },
{ 0x3d403050, 0x20d000 },
{ 0x3d403064, 0x30007 },
@@ -1951,7 +1952,7 @@ static struct dram_cfg_param ddr_ddrc_cfg_4gb_dual_die[] = {
{ 0x3d403110, 0x2040202 },
{ 0x3d403114, 0x2030202 },
{ 0x3d403118, 0x1010004 },
- { 0x3d40311c, 0x301 },
+ { 0x3d40311c, 0x302 },
{ 0x3d403130, 0x20300 },
{ 0x3d403134, 0xa100002 },
{ 0x3d403138, 0x8 },
@@ -1960,7 +1961,7 @@ static struct dram_cfg_param ddr_ddrc_cfg_4gb_dual_die[] = {
{ 0x3d403190, 0x3818200 },
{ 0x3d403194, 0x80303 },
{ 0x3d4031b4, 0x100 },
- { 0x3d4030f4, 0xc99 },
+ { 0x3d4030f4, 0x599 },
{ 0x3d400028, 0x0 },
};
@@ -1968,36 +1969,36 @@ static struct dram_cfg_param ddr_ddrc_cfg_4gb_dual_die[] = {
static struct dram_cfg_param ddr_ddrphy_cfg_4gb_dual_die[] = {
{ 0x100a0, 0x0 },
{ 0x100a1, 0x1 },
- { 0x100a2, 0x3 },
- { 0x100a3, 0x2 },
- { 0x100a4, 0x5 },
- { 0x100a5, 0x4 },
- { 0x100a6, 0x7 },
- { 0x100a7, 0x6 },
+ { 0x100a2, 0x2 },
+ { 0x100a3, 0x3 },
+ { 0x100a4, 0x4 },
+ { 0x100a5, 0x5 },
+ { 0x100a6, 0x6 },
+ { 0x100a7, 0x7 },
{ 0x110a0, 0x0 },
{ 0x110a1, 0x1 },
- { 0x110a2, 0x2 },
- { 0x110a3, 0x3 },
- { 0x110a4, 0x4 },
- { 0x110a5, 0x5 },
- { 0x110a6, 0x6 },
- { 0x110a7, 0x7 },
+ { 0x110a2, 0x3 },
+ { 0x110a3, 0x4 },
+ { 0x110a4, 0x5 },
+ { 0x110a5, 0x2 },
+ { 0x110a6, 0x7 },
+ { 0x110a7, 0x6 },
{ 0x120a0, 0x0 },
{ 0x120a1, 0x1 },
- { 0x120a2, 0x2 },
- { 0x120a3, 0x3 },
- { 0x120a4, 0x4 },
- { 0x120a5, 0x5 },
- { 0x120a6, 0x6 },
- { 0x120a7, 0x7 },
+ { 0x120a2, 0x3 },
+ { 0x120a3, 0x2 },
+ { 0x120a4, 0x5 },
+ { 0x120a5, 0x4 },
+ { 0x120a6, 0x7 },
+ { 0x120a7, 0x6 },
{ 0x130a0, 0x0 },
{ 0x130a1, 0x1 },
- { 0x130a2, 0x3 },
- { 0x130a3, 0x4 },
- { 0x130a4, 0x5 },
- { 0x130a5, 0x2 },
- { 0x130a6, 0x7 },
- { 0x130a7, 0x6 },
+ { 0x130a2, 0x2 },
+ { 0x130a3, 0x3 },
+ { 0x130a4, 0x4 },
+ { 0x130a5, 0x5 },
+ { 0x130a6, 0x6 },
+ { 0x130a7, 0x7 },
{ 0x1005f, 0x1ff },
{ 0x1015f, 0x1ff },
{ 0x1105f, 0x1ff },